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Code  ›  MongoTemplate (Spring Data MongoDB 4.0.4 API)
string mongodb 留学 update
https://docs.spring.io/spring-data/mongodb/docs/current/api/org/springframework/data/mongodb/core/MongoTemplate.html
无邪的圣诞树
1 年前
All Implemented Interfaces:
Aware , ApplicationContextAware , ExecutableAggregationOperation , ExecutableFindOperation , ExecutableInsertOperation , ExecutableMapReduceOperation , ExecutableRemoveOperation , ExecutableUpdateOperation , FluentMongoOperations , IndexOperationsProvider , MongoOperations
public class MongoTemplate extends Object implements MongoOperations , ApplicationContextAware , IndexOperationsProvider
Primary implementation of MongoOperations .
Author:
Thomas Risberg, Graeme Rocher, Mark Pollack, Oliver Gierke, Amol Nayak, Patryk Wasik, Tobias Trelle, Sebastian Herold, Thomas Darimont, Chuong Ngo, Christoph Strobl, Doménique Tilleuil, Niko Schmuck, Mark Paluch, Laszlo Csontos, Maninder Singh, Borislav Rangelov, duozhilin, Andreas Zink, Cimon Lucas, Michael J. Simons, Roman Puchkovskiy, Yadhukrishna S Pai, Anton Barkan, Bartłomiej Mazur, Michael Krog

Nested Class Summary

Nested classes/interfaces inherited from interface org.springframework.data.mongodb.core. ExecutableAggregationOperation

ExecutableAggregationOperation.AggregationWithAggregation < T >, ExecutableAggregationOperation.AggregationWithCollection < T >, ExecutableAggregationOperation.ExecutableAggregation < T >, ExecutableAggregationOperation.TerminatingAggregation < T >

Nested classes/interfaces inherited from interface org.springframework.data.mongodb.core. ExecutableFindOperation

ExecutableFindOperation.DistinctWithProjection , ExecutableFindOperation.DistinctWithQuery < T >, ExecutableFindOperation.ExecutableFind < T >, ExecutableFindOperation.FindDistinct , ExecutableFindOperation.FindWithCollection < T >, ExecutableFindOperation.FindWithProjection < T >, ExecutableFindOperation.FindWithQuery < T >, ExecutableFindOperation.TerminatingDistinct < T >, ExecutableFindOperation.TerminatingFind < T >, ExecutableFindOperation.TerminatingFindNear < T >

Nested classes/interfaces inherited from interface org.springframework.data.mongodb.core. ExecutableInsertOperation

ExecutableInsertOperation.ExecutableInsert < T >, ExecutableInsertOperation.InsertWithBulkMode < T >, ExecutableInsertOperation.InsertWithCollection < T >, ExecutableInsertOperation.TerminatingBulkInsert < T >, ExecutableInsertOperation.TerminatingInsert < T >

Nested classes/interfaces inherited from interface org.springframework.data.mongodb.core. ExecutableMapReduceOperation

ExecutableMapReduceOperation.ExecutableMapReduce < T >, ExecutableMapReduceOperation.MapReduceWithCollection < T >, ExecutableMapReduceOperation.MapReduceWithMapFunction < T >, ExecutableMapReduceOperation.MapReduceWithOptions < T >, ExecutableMapReduceOperation.MapReduceWithProjection < T >, ExecutableMapReduceOperation.MapReduceWithQuery < T >, ExecutableMapReduceOperation.MapReduceWithReduceFunction < T >, ExecutableMapReduceOperation.TerminatingMapReduce < T >

Nested classes/interfaces inherited from interface org.springframework.data.mongodb.core. ExecutableRemoveOperation

ExecutableRemoveOperation.ExecutableRemove < T >, ExecutableRemoveOperation.RemoveWithCollection < T >, ExecutableRemoveOperation.RemoveWithQuery < T >, ExecutableRemoveOperation.TerminatingRemove < T >

Nested classes/interfaces inherited from interface org.springframework.data.mongodb.core. ExecutableUpdateOperation

ExecutableUpdateOperation.ExecutableUpdate < T >, ExecutableUpdateOperation.FindAndModifyWithOptions < T >, ExecutableUpdateOperation.FindAndReplaceWithOptions < T >, ExecutableUpdateOperation.FindAndReplaceWithProjection < T >, ExecutableUpdateOperation.TerminatingFindAndModify < T >, ExecutableUpdateOperation.TerminatingFindAndReplace < T >, ExecutableUpdateOperation.TerminatingUpdate < T >, ExecutableUpdateOperation.UpdateWithCollection < T >, ExecutableUpdateOperation.UpdateWithQuery < T >, ExecutableUpdateOperation.UpdateWithUpdate < T >
Description
MongoTemplate (com.mongodb.client.MongoClient mongoClient, String databaseName)
Constructor used for a basic template configuration.
MongoTemplate ( MongoDatabaseFactory mongoDbFactory)
Constructor used for a basic template configuration.
MongoTemplate ( MongoDatabaseFactory mongoDbFactory, MongoConverter mongoConverter)
Constructor used for a basic template configuration.
protected <O> AggregationResults <O>
aggregate ( Aggregation aggregation, String collectionName, Class <O> outputType, AggregationOperationContext context)
<O> AggregationResults <O>
aggregate ( TypedAggregation <?> aggregation, Class <O> outputType)
Execute an aggregation operation.
<O> AggregationResults <O>
aggregate ( TypedAggregation <?> aggregation, String inputCollectionName, Class <O> outputType)
Execute an aggregation operation.
<T> ExecutableAggregationOperation.ExecutableAggregation <T>
aggregateAndReturn ( Class <T> domainType)
Start creating an aggregation operation that returns results mapped to the given domain type.
<O> Stream <O>
aggregateStream ( Aggregation aggregation, Class <?> inputType, Class <O> outputType)
Execute an aggregation operation backed by a Mongo DB AggregateIterable .
<O> Stream <O>
aggregateStream ( Aggregation aggregation, String collectionName, Class <O> outputType)
Execute an aggregation operation backed by a Mongo DB AggregateIterable .
protected <O> Stream <O>
aggregateStream ( Aggregation aggregation, String collectionName, Class <O> outputType, AggregationOperationContext context)
<O> Stream <O>
aggregateStream ( TypedAggregation <?> aggregation, Class <O> outputType)
Execute an aggregation operation backed by a Mongo DB AggregateIterable .
<O> Stream <O>
aggregateStream ( TypedAggregation <?> aggregation, String inputCollectionName, Class <O> outputType)
Execute an aggregation operation backed by a Mongo DB AggregateIterable .
BulkOperations
bulkOps ( BulkOperations.BulkMode bulkMode, Class <?> entityClass)
Returns a new BulkOperations for the given entity type.
BulkOperations
bulkOps ( BulkOperations.BulkMode mode, Class <?> entityType, String collectionName)
Returns a new BulkOperations for the given entity type and collection name.
BulkOperations
bulkOps ( BulkOperations.BulkMode bulkMode, String collectionName)
Returns a new BulkOperations for the given collection.
<T> boolean
collectionExists ( Class <T> entityClass)
Check to see if a collection with a name indicated by the entity class exists.
boolean
collectionExists ( String collectionName)
Check to see if a collection with a given name exists.
protected org.bson.Document
convertToDocument ( CollectionOptions collectionOptions, Class <?> targetType)
Convert given CollectionOptions to a document and take the domain type information into account when creating a mapped schema for validation.
count ( Query query, Class <?> entityClass)
Returns the number of documents for the given Query by querying the collection of the given entity class.
count ( Query query, Class <?> entityClass, String collectionName)
Returns the number of documents for the given Query by querying the given collection using the given entity class to map the given Query .
count ( Query query, String collectionName)
Returns the number of documents for the given Query querying the given collection.
protected boolean
countCanBeEstimated (org.bson.Document filter, com.mongodb.client.model.CountOptions options)
<T> com.mongodb.client.MongoCollection<org.bson.Document>
createCollection ( Class <T> entityClass)
Create an uncapped collection with a name based on the provided entity class.
<T> com.mongodb.client.MongoCollection<org.bson.Document>
createCollection ( Class <T> entityClass, CollectionOptions collectionOptions)
Create a collection with a name based on the provided entity class using the options.
com.mongodb.client.MongoCollection<org.bson.Document>
createCollection ( String collectionName)
Create an uncapped collection with the provided name.
com.mongodb.client.MongoCollection<org.bson.Document>
createCollection ( String collectionName, CollectionOptions collectionOptions)
Create a collection with the provided name and options.
com.mongodb.client.MongoCollection<org.bson.Document>
createView ( String name, Class <?> source, AggregationPipeline pipeline, ViewOptions options)
Create a view with the provided name.
com.mongodb.client.MongoCollection<org.bson.Document>
createView ( String name, String source, AggregationPipeline pipeline, ViewOptions options)
Create a view with the provided name.
protected <O> AggregationResults <O>
doAggregate ( Aggregation aggregation, String collectionName, Class <O> outputType, AggregationOperationContext context)
protected long
doCount ( String collectionName, org.bson.Document filter, com.mongodb.client.model.CountOptions options)
protected com.mongodb.client.MongoCollection<org.bson.Document>
doCreateCollection ( String collectionName, com.mongodb.client.model.CreateCollectionOptions collectionOptions)
Create the specified collection using the provided options
protected com.mongodb.client.MongoCollection<org.bson.Document>
doCreateCollection ( String collectionName, org.bson.Document collectionOptions)
Create the specified collection using the provided options
protected com.mongodb.client.MongoCollection<org.bson.Document>
doCreateView ( String name, String source, List <org.bson.Document> pipeline, ViewOptions options)
protected long
doEstimatedCount ( String collectionName, com.mongodb.client.model.EstimatedDocumentCountOptions options)
protected long
doExactCount ( String collectionName, org.bson.Document filter, com.mongodb.client.model.CountOptions options)
protected <S, T> List <T>
doFind ( String collectionName, org.bson.Document query, org.bson.Document fields, Class <S> entityClass, CursorPreparer preparer, org.springframework.data.mongodb.core.MongoTemplate.DocumentCallback<T> objectCallback)
protected <T> List <T>
doFind ( String collectionName, org.bson.Document query, org.bson.Document fields, Class <T> entityClass)
Map the results of an ad-hoc query on the default MongoDB collection to a List using the template's converter.
protected <T> List <T>
doFind ( String collectionName, org.bson.Document query, org.bson.Document fields, Class <T> entityClass, CursorPreparer preparer)
Map the results of an ad-hoc query on the default MongoDB collection to a List of the specified type.
protected <T> List <T>
doFindAndDelete ( String collectionName, Query query, Class <T> entityClass)
Retrieve and remove all documents matching the given query by calling find(Query, Class, String) and remove(Query, Class, String) , whereas the Query for remove(Query, Class, String) is constructed out of the find result.
protected <T> T
doFindAndModify ( String collectionName, org.bson.Document query, org.bson.Document fields, org.bson.Document sort, Class <T> entityClass, UpdateDefinition update, FindAndModifyOptions options)
protected <T> T
doFindAndRemove ( String collectionName, org.bson.Document query, org.bson.Document fields, org.bson.Document sort, Collation collation, Class <T> entityClass)
Map the results of an ad-hoc query on the default MongoDB collection to an object using the template's converter.
protected <T> T
doFindAndReplace ( String collectionName, org.bson.Document mappedQuery, org.bson.Document mappedFields, org.bson.Document mappedSort, com.mongodb.client.model.Collation collation, Class <?> entityType, org.bson.Document replacement, FindAndReplaceOptions options, Class <T> resultType)
Customize this part for findAndReplace.
protected <T> T
doFindOne ( String collectionName, org.bson.Document query, org.bson.Document fields, Class <T> entityClass)
Map the results of an ad-hoc query on the default MongoDB collection to an object using the template's converter.
protected <T> T
doFindOne ( String collectionName, org.bson.Document query, org.bson.Document fields, CursorPreparer preparer, Class <T> entityClass)
Map the results of an ad-hoc query on the default MongoDB collection to an object using the template's converter.
protected com.mongodb.client.MongoDatabase
doGetDatabase ()
protected <T> T
doInsert ( String collectionName, T objectToSave, MongoWriter <T> writer)
protected <T> Collection <T>
doInsertAll ( Collection <? extends T> listToSave, MongoWriter <T> writer)
protected <T> Collection <T>
doInsertBatch ( String collectionName, Collection <? extends T> batchToSave, MongoWriter <T> writer)
protected <T> com.mongodb.client.result.DeleteResult
doRemove ( String collectionName, Query query, Class <T> entityClass, boolean multi)
protected <T> T
doSave ( String collectionName, T objectToSave, MongoWriter <T> writer)
protected <T> Stream <T>
doStream ( Query query, Class <?> entityType, String collectionName, Class <T> returnType)
protected com.mongodb.client.result.UpdateResult
doUpdate ( String collectionName, Query query, UpdateDefinition update, Class <?> entityClass, boolean upsert, boolean multi)
<T> void
dropCollection ( Class <T> entityClass)
Drop the collection with the name indicated by the entity class.
dropCollection ( String collectionName)
Drop the collection with the given name.
protected void
ensureNotCollectionLike ( Object source)
Ensure the given source is not an Array , Collection or Iterator .
estimatedCount ( String collectionName)
Estimate the number of documents in the given collection based on collection statistics.
exactCount ( Query query, Class <?> entityClass, String collectionName)
Returns the number of documents for the given Query by querying the given collection using the given entity class to map the given Query .
execute ( Class <?> entityClass, CollectionCallback <T> callback)
Executes the given CollectionCallback on the entity collection of the specified class.
execute ( String collectionName, CollectionCallback <T> callback)
Executes the given CollectionCallback on the collection of the given name.
execute ( DbCallback <T> action)
Executes a DbCallback translating any exceptions as necessary.
org.bson.Document
executeCommand ( String jsonCommand)
Execute a MongoDB command expressed as a JSON string.
org.bson.Document
executeCommand (org.bson.Document command)
Execute a MongoDB command.
org.bson.Document
executeCommand (org.bson.Document command, com.mongodb.ReadPreference readPreference)
Execute a MongoDB command.
executeQuery ( Query query, String collectionName, DocumentCallbackHandler dch)
Execute a MongoDB query and iterate over the query results on a per-document basis with a DocumentCallbackHandler.
protected void
executeQuery ( Query query, String collectionName, DocumentCallbackHandler documentCallbackHandler, CursorPreparer preparer)
Execute a MongoDB query and iterate over the query results on a per-document basis with a DocumentCallbackHandler using the provided CursorPreparer.
boolean
exists ( Query query, Class <?> entityClass)
Determine result of given Query contains at least one element.
boolean
exists ( Query query, Class <?> entityClass, String collectionName)
Determine result of given Query contains at least one element.
boolean
exists ( Query query, String collectionName)
Determine result of given Query contains at least one element.
<T> List <T>
find ( Query query, Class <T> entityClass)
Map the results of an ad-hoc query on the collection for the entity class to a List of the specified type.
<T> List <T>
find ( Query query, Class <T> entityClass, String collectionName)
Map the results of an ad-hoc query on the specified collection to a List of the specified type.
<T> List <T>
findAll ( Class <T> entityClass)
Query for a list of objects of type T from the collection used by the entity class.
<T> List <T>
findAll ( Class <T> entityClass, String collectionName)
Query for a list of objects of type T from the specified collection.
<T> List <T>
findAllAndRemove ( Query query, Class <T> entityClass)
Returns and removes all documents matching the given query form the collection used to store the entityClass.
<T> List <T>
findAllAndRemove ( Query query, Class <T> entityClass, String collectionName)
Returns and removes all documents that match the provided query document criteria from the collection used to store the entityClass.
<T> List <T>
findAllAndRemove ( Query query, String collectionName)
Returns and removes all documents form the specified collection that match the provided query.
findAndModify ( Query query, UpdateDefinition update, Class <T> entityClass)
Triggers findAndModify to apply provided Update on documents matching Criteria of given Query .
findAndModify ( Query query, UpdateDefinition update, Class <T> entityClass, String collectionName)
Triggers findAndModify to apply provided Update on documents matching Criteria of given Query .
findAndModify ( Query query, UpdateDefinition update, FindAndModifyOptions options, Class <T> entityClass)
Triggers findAndModify to apply provided Update on documents matching Criteria of given Query taking FindAndModifyOptions into account.
findAndModify ( Query query, UpdateDefinition update, FindAndModifyOptions options, Class <T> entityClass, String collectionName)
Triggers findAndModify to apply provided Update on documents matching Criteria of given Query taking FindAndModifyOptions into account.
findAndRemove ( Query query, Class <T> entityClass)
Map the results of an ad-hoc query on the collection for the entity type to a single instance of an object of the specified type.
findAndRemove ( Query query, Class <T> entityClass, String collectionName)
Map the results of an ad-hoc query on the specified collection to a single instance of an object of the specified type.
findAndReplace ( Query query, S replacement, FindAndReplaceOptions options, Class <S> entityType, String collectionName, Class <T> resultType)
Triggers findOneAndReplace to replace a single document matching Criteria of given Query with the replacement document taking FindAndReplaceOptions into account.
NOTE: The replacement entity must not hold an id.
findById ( Object id, Class <T> entityClass)
Returns a document with the given id mapped onto the given class.
findById ( Object id, Class <T> entityClass, String collectionName)
Returns the document with the given id from the given collection mapped onto the given target class.
<T> List <T>
findDistinct ( Query query, String field, Class <?> entityClass, Class <T> resultClass)
Finds the distinct values for a specified field across a single MongoCollection or view and returns the results in a List .
<T> List <T>
findDistinct ( Query query, String field, String collectionName, Class <?> entityClass, Class <T> resultClass)
Finds the distinct values for a specified field across a single MongoCollection or view and returns the results in a List .
findOne ( Query query, Class <T> entityClass)
Map the results of an ad-hoc query on the collection for the entity class to a single instance of an object of the specified type.
findOne ( Query query, Class <T> entityClass, String collectionName)
Map the results of an ad-hoc query on the specified collection to a single instance of an object of the specified type.
<T> GeoResults <T>
geoNear ( NearQuery near, Class <?> domainType, String collectionName, Class <T> returnType)
<T> GeoResults <T>
geoNear ( NearQuery near, Class <T> entityClass)
Returns GeoResults for all entities matching the given NearQuery .
<T> GeoResults <T>
geoNear ( NearQuery near, Class <T> domainType, String collectionName)
Returns GeoResults for all entities matching the given NearQuery .
com.mongodb.client.MongoCollection<org.bson.Document>
getCollection ( String collectionName)
Get a MongoCollection by its name.
String
getCollectionName ( Class <?> entityClass)
The collection name used for the specified class by this template.
Set < String >
getCollectionNames ()
A set of collection names.
MongoConverter
getConverter ()
Returns the default MongoConverter .
com.mongodb.client.MongoDatabase
getDb ()
PersistenceExceptionTranslator
getExceptionTranslator ()
MongoDatabaseFactory
getMongoDatabaseFactory ()
IndexOperations
indexOps ( Class <?> entityClass)
Returns the operations that can be performed on indexes
IndexOperations
indexOps ( String collectionName)
Returns the operations that can be performed on indexes
IndexOperations
indexOps ( String collectionName, Class <?> type)
Returns the operations that can be performed on indexes.
<T> ExecutableInsertOperation.ExecutableInsert <T>
insert ( Class <T> domainType)
Start creating an insert operation for given domainType.
<T> Collection <T>
insert ( Collection <? extends T> batchToSave, Class <?> entityClass)
Insert a Collection of objects into a collection in a single batch write to the database.
<T> Collection <T>
insert ( Collection <? extends T> batchToSave, String collectionName)
Insert a batch of objects into the specified collection in a single batch write to the database.
insert (T objectToSave)
Insert the object into the collection for the entity type of the object to save.
insert (T objectToSave, String collectionName)
Insert the object into the specified collection.
<T> Collection <T>
insertAll ( Collection <? extends T> objectsToSave)
Insert a mixed Collection of objects into a database collection determining the collection name to use based on the class.
protected Object
insertDocument ( String collectionName, org.bson.Document document, Class <?> entityClass)
protected List < Object >
insertDocumentList ( String collectionName, List <org.bson.Document> documents)
<T> ExecutableMapReduceOperation.ExecutableMapReduce <T>
mapReduce ( Class <T> domainType)
Start creating a mapReduce operation for the given domainType.
<T> MapReduceResults <T>
mapReduce ( String inputCollectionName, String mapFunction, String reduceFunction, Class <T> entityClass)
Execute a map-reduce operation.
<T> MapReduceResults <T>
mapReduce ( String inputCollectionName, String mapFunction, String reduceFunction, MapReduceOptions mapReduceOptions, Class <T> entityClass)
Execute a map-reduce operation that takes additional map-reduce options.
<T> List <T>
mapReduce ( Query query, Class <?> domainType, String inputCollectionName, String mapFunction, String reduceFunction, MapReduceOptions mapReduceOptions, Class <T> resultType)
Deprecated.
since 3.4 in favor of aggregate(TypedAggregation, Class) .
<T> MapReduceResults <T>
mapReduce ( Query query, String inputCollectionName, String mapFunction, String reduceFunction, Class <T> entityClass)
Execute a map-reduce operation that takes a query.
<T> MapReduceResults <T>
mapReduce ( Query query, String inputCollectionName, String mapFunction, String reduceFunction, MapReduceOptions mapReduceOptions, Class <T> entityClass)
Execute a map-reduce operation that takes a query and additional map-reduce options
protected <T> T
maybeCallAfterConvert (T object, org.bson.Document document, String collection)
protected <T> T
maybeCallAfterSave (T object, org.bson.Document document, String collection)
protected <T> T
maybeCallBeforeConvert (T object, String collection)
protected <T> T
maybeCallBeforeSave (T object, org.bson.Document document, String collection)
protected <E extends MongoMappingEvent <T>,
maybeEmitEvent (E event)
protected <T> T
populateIdIfNecessary (T savedObject, Object id)
Populates the id property of the saved object, if it's not set already.
protected com.mongodb.client.MongoCollection<org.bson.Document>
prepareCollection (com.mongodb.client.MongoCollection<org.bson.Document> collection)
Prepare the collection before any processing is done using it.
protected com.mongodb.client.MongoDatabase
prepareDatabase (com.mongodb.client.MongoDatabase database)
protected com.mongodb.WriteConcern
prepareWriteConcern ( MongoAction mongoAction)
Prepare the WriteConcern before any processing is done using it.
<T> ExecutableFindOperation.ExecutableFind <T>
query ( Class <T> domainType)
Start creating a find operation for the given domainType.
<T> ExecutableRemoveOperation.ExecutableRemove <T>
remove ( Class <T> domainType)
Start creating a remove operation for the given domainType.
com.mongodb.client.result.DeleteResult
remove ( Object object)
Remove the given object from the collection by id and (if applicable) its Version .
com.mongodb.client.result.DeleteResult
remove ( Object object, String collectionName)
Removes the given object from the given collection by id and (if applicable) its Version .
com.mongodb.client.result.DeleteResult
remove ( Query query, Class <?> entityClass)
Remove all documents that match the provided query document criteria from the collection used to store the entityClass.
com.mongodb.client.result.DeleteResult
remove ( Query query, Class <?> entityClass, String collectionName)
Remove all documents that match the provided query document criteria from the collection used to store the entityClass.
com.mongodb.client.result.DeleteResult
remove ( Query query, String collectionName)
Remove all documents from the specified collection that match the provided query document criteria.
protected String
replaceWithResourceIfNecessary ( String function)
save (T objectToSave)
Save the object to the collection for the entity type of the object to save.
save (T objectToSave, String collectionName)
Save the object to the specified collection.
protected Object
saveDocument ( String collectionName, org.bson.Document dbDoc, Class <?> entityClass)
ScriptOperations
scriptOps ()
Returns the ScriptOperations that can be performed on MongoDatabase level.
setApplicationContext ( ApplicationContext applicationContext)
setEntityCallbacks ( EntityCallbacks entityCallbacks)
Set the EntityCallbacks instance to use when invoking callbacks like the BeforeSaveCallback .
setEntityLifecycleEventsEnabled (boolean enabled)
Configure whether lifecycle events such as AfterLoadEvent , BeforeSaveEvent , etc. should be published or whether emission should be suppressed.
setReadPreference (com.mongodb.ReadPreference readPreference)
Used by @{link prepareCollection(MongoCollection) to set the ReadPreference before any operations are performed.
setSessionSynchronization ( SessionSynchronization sessionSynchronization)
Define if MongoTemplate should participate in transactions.
setWriteConcern (com.mongodb.WriteConcern writeConcern)
Configures the WriteConcern to be used with the template.
setWriteConcernResolver ( WriteConcernResolver writeConcernResolver)
Configures the WriteConcernResolver to be used with the template.
setWriteResultChecking ( WriteResultChecking resultChecking)
Configures the WriteResultChecking to be used with the template.
<T> Stream <T>
stream ( Query query, Class <T> entityType)
Executes the given Query on the entity collection of the specified entityType backed by a Mongo DB FindIterable .
<T> Stream <T>
stream ( Query query, Class <T> entityType, String collectionName)
Executes the given Query on the entity collection of the specified entityType and collection backed by a Mongo DB FindIterable .
<T> ExecutableUpdateOperation.ExecutableUpdate <T>
update ( Class <T> domainType)
Start creating an update operation for the given domainType.
com.mongodb.client.result.UpdateResult
updateFirst ( Query query, UpdateDefinition update, Class <?> entityClass)
Updates the first object that is found in the collection of the entity class that matches the query document with the provided update document.
com.mongodb.client.result.UpdateResult
updateFirst ( Query query, UpdateDefinition update, Class <?> entityClass, String collectionName)
Updates the first object that is found in the specified collection that matches the query document criteria with the provided updated document.
com.mongodb.client.result.UpdateResult
updateFirst ( Query query, UpdateDefinition update, String collectionName)
Updates the first object that is found in the specified collection that matches the query document criteria with the provided updated document.
com.mongodb.client.result.UpdateResult
updateMulti ( Query query, UpdateDefinition update, Class <?> entityClass)
Updates all objects that are found in the collection for the entity class that matches the query document criteria with the provided updated document.
com.mongodb.client.result.UpdateResult
updateMulti ( Query query, UpdateDefinition update, Class <?> entityClass, String collectionName)
Updates all objects that are found in the collection for the entity class that matches the query document criteria with the provided updated document.
com.mongodb.client.result.UpdateResult
updateMulti ( Query query, UpdateDefinition update, String collectionName)
Updates all objects that are found in the specified collection that matches the query document criteria with the provided updated document.
com.mongodb.client.result.UpdateResult
upsert ( Query query, UpdateDefinition update, Class <?> entityClass)
Performs an upsert.
com.mongodb.client.result.UpdateResult
upsert ( Query query, UpdateDefinition update, Class <?> entityClass, String collectionName)
Performs an upsert.
com.mongodb.client.result.UpdateResult
upsert ( Query query, UpdateDefinition update, String collectionName)
Performs an upsert.
useEstimatedCount (boolean enabled)
Configure whether to use estimated count.
MongoTemplate
withSession (com.mongodb.client.ClientSession session)
Obtain a ClientSession bound instance of MongoOperations .
SessionScoped
withSession (com.mongodb.ClientSessionOptions options)
Obtain a session bound instance of SessionScoped binding a new ClientSession with given sessionOptions to each and every command issued against MongoDB.

Methods inherited from class java.lang. Object

clone , equals , finalize , getClass , hashCode , notify , notifyAll , toString , wait , wait , wait

Methods inherited from interface org.springframework.data.mongodb.core. MongoOperations

createView , createView , estimatedCount , exactCount , exactCount , findAndReplace , findAndReplace , findAndReplace , findAndReplace , findAndReplace , findAndReplace , findDistinct , findDistinct , withSession

MongoTemplate

public MongoTemplate (com.mongodb.client.MongoClient mongoClient, String databaseName)
Constructor used for a basic template configuration.
Parameters:
mongoClient - must not be null.
databaseName - must not be null or empty.
Since:

MongoTemplate

public MongoTemplate ( MongoDatabaseFactory mongoDbFactory)
Constructor used for a basic template configuration.
Parameters:
mongoDbFactory - must not be null.
public MongoTemplate ( MongoDatabaseFactory mongoDbFactory, @Nullable MongoConverter mongoConverter)
Constructor used for a basic template configuration.
Parameters:
mongoDbFactory - must not be null.
mongoConverter -

setWriteResultChecking

public void setWriteResultChecking ( @Nullable WriteResultChecking resultChecking)
Configures the WriteResultChecking to be used with the template. Setting null will reset the default of DEFAULT_WRITE_RESULT_CHECKING .
Parameters:
resultChecking -

setWriteConcern

public void setWriteConcern ( @Nullable com.mongodb.WriteConcern writeConcern)
Configures the WriteConcern to be used with the template. If none is configured the WriteConcern configured on the MongoDatabaseFactory will apply.
Parameters:
writeConcern -

setWriteConcernResolver

public void setWriteConcernResolver ( @Nullable WriteConcernResolver writeConcernResolver)
Configures the WriteConcernResolver to be used with the template.
Parameters:
writeConcernResolver -

setReadPreference

public void setReadPreference ( @Nullable com.mongodb.ReadPreference readPreference)
Used by @{link prepareCollection(MongoCollection) to set the ReadPreference before any operations are performed.
Parameters:
readPreference -

setEntityLifecycleEventsEnabled

public void setEntityLifecycleEventsEnabled (boolean enabled)
Configure whether lifecycle events such as AfterLoadEvent , BeforeSaveEvent , etc. should be published or whether emission should be suppressed. Enabled by default.
Parameters:
enabled - true to enable entity lifecycle events; false to disable entity lifecycle events.
Since:
See Also:
  • MongoMappingEvent

    • setApplicationContext

    public void setApplicationContext ( ApplicationContext applicationContext) throws BeansException
    Specified by:
    setApplicationContext in interface ApplicationContextAware
    Throws:
    BeansException

    setEntityCallbacks

    public void setEntityCallbacks ( EntityCallbacks entityCallbacks)
    Set the EntityCallbacks instance to use when invoking callbacks like the BeforeSaveCallback . Overrides potentially existing EntityCallbacks .
    Parameters:
    entityCallbacks - must not be null.
    Throws:
    IllegalArgumentException - if the given instance is null.
    Since:

    useEstimatedCount

    public void useEstimatedCount (boolean enabled)
    Configure whether to use estimated count. Defaults to exact counting.
    Parameters:
    enabled - use MongoCollection.estimatedDocumentCount() for unpaged and empty queries if true .
    Since:

    getConverter

    public MongoConverter getConverter ()
    Returns the default MongoConverter .
    Specified by:
    getConverter in interface MongoOperations
    Returns:
    public <T> Stream <T> stream ( Query query, Class <T> entityType)
    Description copied from interface: MongoOperations
    Executes the given Query on the entity collection of the specified entityType backed by a Mongo DB FindIterable . Returns a String that wraps the Mongo DB FindIterable that needs to be closed.

    Specified by:
    stream in interface MongoOperations
    Type Parameters:
    T - element return type
    Parameters:
    query - the query class that specifies the criteria used to find a record and also an optional fields specification. Must not be null.
    entityType - must not be null.
    Returns:
    the result Stream , containing mapped objects, needing to be closed once fully processed (e.g. through a try-with-resources clause).
    public <T> Stream <T> stream ( Query query, Class <T> entityType, String collectionName)
    Description copied from interface: MongoOperations
    Executes the given Query on the entity collection of the specified entityType and collection backed by a Mongo DB FindIterable . Returns a Stream that wraps the Mongo DB FindIterable that needs to be closed.

    Specified by:
    stream in interface MongoOperations
    Type Parameters:
    T - element return type
    Parameters:
    query - the query class that specifies the criteria used to find a record and also an optional fields specification. Must not be null.
    entityType - must not be null.
    collectionName - must not be null or empty.
    Returns:
    the result Stream , containing mapped objects, needing to be closed once fully processed (e.g. through a try-with-resources clause).
    protected <T> Stream <T> doStream ( Query query, Class <?> entityType, String collectionName, Class <T> returnType)

    getCollectionName

    public String getCollectionName ( Class <?> entityClass)
    Description copied from interface: MongoOperations
    The collection name used for the specified class by this template.
    Specified by:
    getCollectionName in interface MongoOperations
    Parameters:
    entityClass - must not be null.
    Returns:
    never null.

    executeCommand

    public org.bson.Document executeCommand ( String jsonCommand)
    Description copied from interface: MongoOperations
    Execute a MongoDB command expressed as a JSON string. Parsing is delegated to Document.parse(String) to obtain the Document holding the actual command. Any errors that result from executing this command will be converted into Spring's DAO exception hierarchy.
    Specified by:
    executeCommand in interface MongoOperations
    Parameters:
    jsonCommand - a MongoDB command expressed as a JSON string. Must not be null.
    Returns:
    a result object returned by the action.

    executeCommand

    public org.bson.Document executeCommand (org.bson.Document command)
    Description copied from interface: MongoOperations
    Execute a MongoDB command. Any errors that result from executing this command will be converted into Spring's DAO exception hierarchy.
    Specified by:
    executeCommand in interface MongoOperations
    Parameters:
    command - a MongoDB command.
    Returns:
    a result object returned by the action.

    executeCommand

    public org.bson.Document executeCommand (org.bson.Document command, @Nullable com.mongodb.ReadPreference readPreference)
    Description copied from interface: MongoOperations
    Execute a MongoDB command. Any errors that result from executing this command will be converted into Spring's data access exception hierarchy.
    Specified by:
    executeCommand in interface MongoOperations
    Parameters:
    command - a MongoDB command, must not be null.
    readPreference - read preferences to use, can be null.
    Returns:
    a result object returned by the action.
    public void executeQuery ( Query query, String collectionName, DocumentCallbackHandler dch)
    Description copied from interface: MongoOperations
    Execute a MongoDB query and iterate over the query results on a per-document basis with a DocumentCallbackHandler.
    Specified by:
    executeQuery in interface MongoOperations
    Parameters:
    query - the query class that specifies the criteria used to find a record and also an optional fields specification. Must not be null.
    collectionName - name of the collection to retrieve the objects from.
    dch - the handler that will extract results, one document at a time.
    protected void executeQuery ( Query query, String collectionName, DocumentCallbackHandler documentCallbackHandler, @Nullable CursorPreparer preparer)
    Execute a MongoDB query and iterate over the query results on a per-document basis with a DocumentCallbackHandler using the provided CursorPreparer.
    Parameters:
    query - the query class that specifies the criteria used to find a record and also an optional fields specification, must not be null.
    collectionName - name of the collection to retrieve the objects from
    documentCallbackHandler - the handler that will extract results, one document at a time
    preparer - allows for customization of the FindIterable used when iterating over the result set, (apply limits, skips and so on).

    execute

    public <T> T execute ( DbCallback <T> action)
    Description copied from interface: MongoOperations
    Executes a DbCallback translating any exceptions as necessary.
    Allows for returning a result object, that is a domain object or a collection of domain objects.
    Specified by:
    execute in interface MongoOperations
    Type Parameters:
    T - return type.
    Parameters:
    action - callback object that specifies the MongoDB actions to perform on the passed in DB instance. Must not be null.
    Returns:
    a result object returned by the action or null.
    public <T> T execute ( Class <?> entityClass, CollectionCallback <T> callback)
    Description copied from interface: MongoOperations
    Executes the given CollectionCallback on the entity collection of the specified class.
    Allows for returning a result object, that is a domain object or a collection of domain objects.
    Specified by:
    execute in interface MongoOperations
    Type Parameters:
    T - return type.
    Parameters:
    entityClass - class that determines the collection to use. Must not be null.
    callback - callback object that specifies the MongoDB action. Must not be null.
    Returns:
    a result object returned by the action or null.
    public <T> T execute ( String collectionName, CollectionCallback <T> callback)
    Description copied from interface: MongoOperations
    Executes the given CollectionCallback on the collection of the given name.
    Allows for returning a result object, that is a domain object or a collection of domain objects.
    Specified by:
    execute in interface MongoOperations
    Type Parameters:
    T - return type.
    Parameters:
    collectionName - the name of the collection that specifies which MongoCollection instance will be passed into. Must not be null or empty.
    callback - callback object that specifies the MongoDB action the callback action. Must not be null.
    Returns:
    a result object returned by the action or null.

    withSession

    public SessionScoped withSession (com.mongodb.ClientSessionOptions options)
    Description copied from interface: MongoOperations
    Obtain a session bound instance of SessionScoped binding a new ClientSession with given sessionOptions to each and every command issued against MongoDB.
    Specified by:
    withSession in interface MongoOperations
    Parameters:
    options - must not be null.
    Returns:
    new instance of SessionScoped . Never null.

    withSession

    public MongoTemplate withSession (com.mongodb.client.ClientSession session)
    Description copied from interface: MongoOperations
    Obtain a ClientSession bound instance of MongoOperations .
    Note: It is up to the caller to manage the ClientSession lifecycle.
    Specified by:
    withSession in interface MongoOperations
    Parameters:
    session - must not be null.
    Returns:
    ClientSession bound instance of MongoOperations .

    setSessionSynchronization

    public void setSessionSynchronization ( SessionSynchronization sessionSynchronization)
    Define if MongoTemplate should participate in transactions. Default is set to SessionSynchronization.ON_ACTUAL_TRANSACTION .
    NOTE: MongoDB transactions require at least MongoDB 4.0.
    Since:

    createCollection

    public <T> com.mongodb.client.MongoCollection<org.bson.Document> createCollection ( Class <T> entityClass)
    Description copied from interface: MongoOperations
    Create an uncapped collection with a name based on the provided entity class.
    Specified by:
    createCollection in interface MongoOperations
    Parameters:
    entityClass - class that determines the collection to create.
    Returns:
    the created collection.

    createCollection

    public <T> com.mongodb.client.MongoCollection<org.bson.Document> createCollection ( Class <T> entityClass, @Nullable CollectionOptions collectionOptions)
    Description copied from interface: MongoOperations
    Create a collection with a name based on the provided entity class using the options.
    Specified by:
    createCollection in interface MongoOperations
    Parameters:
    entityClass - class that determines the collection to create. Must not be null.
    collectionOptions - options to use when creating the collection.
    Returns:
    the created collection.

    createCollection

    public com.mongodb.client.MongoCollection<org.bson.Document> createCollection ( String collectionName)
    Description copied from interface: MongoOperations
    Create an uncapped collection with the provided name.
    Specified by:
    createCollection in interface MongoOperations
    Parameters:
    collectionName - name of the collection.
    Returns:
    the created collection.

    createCollection

    public com.mongodb.client.MongoCollection<org.bson.Document> createCollection ( String collectionName, @Nullable CollectionOptions collectionOptions)
    Description copied from interface: MongoOperations
    Create a collection with the provided name and options.
    Specified by:
    createCollection in interface MongoOperations
    Parameters:
    collectionName - name of the collection. Must not be null nor empty.
    collectionOptions - options to use when creating the collection.
    Returns:
    the created collection.

    createView

    public com.mongodb.client.MongoCollection<org.bson.Document> createView ( String name, Class <?> source, AggregationPipeline pipeline, @Nullable ViewOptions options)
    Description copied from interface: MongoOperations
    Create a view with the provided name. The view content is defined by the pipeline on another collection or view identified by the given source type .
    Specified by:
    createView in interface MongoOperations
    Parameters:
    name - the name of the view to create.
    source - the type defining the views source collection.
    pipeline - the AggregationPipeline defining the view content.
    options - additional settings to apply when creating the view. Can be null.

    createView

    public com.mongodb.client.MongoCollection<org.bson.Document> createView ( String name, String source, AggregationPipeline pipeline, @Nullable ViewOptions options)
    Description copied from interface: MongoOperations
    Create a view with the provided name. The view content is defined by the pipeline on another collection or view identified by the given source.
    Specified by:
    createView in interface MongoOperations
    Parameters:
    name - the name of the view to create.
    source - the name of the collection or view defining the to be created views source.
    pipeline - the AggregationPipeline defining the view content.
    options - additional settings to apply when creating the view. Can be null.

    doCreateView

    protected com.mongodb.client.MongoCollection<org.bson.Document> doCreateView ( String name, String source, List <org.bson.Document> pipeline, @Nullable ViewOptions options)

    getCollection

    public com.mongodb.client.MongoCollection<org.bson.Document> getCollection ( String collectionName)
    Description copied from interface: MongoOperations
    Get a MongoCollection by its name. The returned collection may not exists yet (except in local memory) and is created on first interaction with the server. Collections can be explicitly created via MongoOperations.createCollection(Class) . Please make sure to check if the collection exists first.
    Translate any exceptions as necessary.
    Specified by:
    getCollection in interface MongoOperations
    Parameters:
    collectionName - name of the collection. Must not be null.
    Returns:
    an existing collection or one created on first server interaction.

    collectionExists

    public <T> boolean collectionExists ( Class <T> entityClass)
    Description copied from interface: MongoOperations
    Check to see if a collection with a name indicated by the entity class exists.
    Translate any exceptions as necessary.
    Specified by:
    collectionExists in interface MongoOperations
    Parameters:
    entityClass - class that determines the name of the collection. Must not be null.
    Returns:
    true if a collection with the given name is found, false otherwise.

    collectionExists

    public boolean collectionExists ( String collectionName)
    Description copied from interface: MongoOperations
    Check to see if a collection with a given name exists.
    Translate any exceptions as necessary.
    Specified by:
    collectionExists in interface MongoOperations
    Parameters:
    collectionName - name of the collection. Must not be null.
    Returns:
    true if a collection with the given name is found, false otherwise.

    dropCollection

    public <T> void dropCollection ( Class <T> entityClass)
    Description copied from interface: MongoOperations
    Drop the collection with the name indicated by the entity class.
    Translate any exceptions as necessary.
    Specified by:
    dropCollection in interface MongoOperations
    Parameters:
    entityClass - class that determines the collection to drop/delete. Must not be null.

    dropCollection

    public void dropCollection ( String collectionName)
    Description copied from interface: MongoOperations
    Drop the collection with the given name.
    Translate any exceptions as necessary.
    Specified by:
    dropCollection in interface MongoOperations
    Parameters:
    collectionName - name of the collection to drop/delete.

    indexOps

    public IndexOperations indexOps ( String collectionName)
    Description copied from interface: MongoOperations
    Returns the operations that can be performed on indexes
    Specified by:
    indexOps in interface IndexOperationsProvider
    Specified by:
    indexOps in interface MongoOperations
    Parameters:
    collectionName - name of the MongoDB collection, must not be null.
    Returns:
    index operations on the named collection
    Class <?> type)
    Description copied from interface: IndexOperationsProvider
    Returns the operations that can be performed on indexes.
    Specified by:
    indexOps in interface IndexOperationsProvider
    Parameters:
    collectionName - name of the MongoDB collection, must not be null.
    type - the type used for field mapping. Can be null.
    Returns:
    index operations on the named collection

    indexOps

    public IndexOperations indexOps ( Class <?> entityClass)
    Description copied from interface: MongoOperations
    Returns the operations that can be performed on indexes
    Specified by:
    indexOps in interface MongoOperations
    Returns:
    index operations on the named collection associated with the given entity class

    bulkOps

    public BulkOperations bulkOps ( BulkOperations.BulkMode bulkMode, String collectionName)
    Description copied from interface: MongoOperations
    Returns a new BulkOperations for the given collection.
    NOTE: Any additional support for field mapping, etc. is not available for update or remove operations in bulk mode due to the lack of domain type information. Use MongoOperations.bulkOps(BulkMode, Class, String) to get full type specific support.
    Specified by:
    bulkOps in interface MongoOperations
    Parameters:
    bulkMode - the BulkOperations.BulkMode to use for bulk operations, must not be null.
    collectionName - the name of the collection to work on, must not be null or empty.
    Returns:
    BulkOperations on the named collection

    bulkOps

    public BulkOperations bulkOps ( BulkOperations.BulkMode bulkMode, Class <?> entityClass)
    Description copied from interface: MongoOperations
    Returns a new BulkOperations for the given entity type.
    Specified by:
    bulkOps in interface MongoOperations
    Parameters:
    bulkMode - the BulkOperations.BulkMode to use for bulk operations, must not be null.
    entityClass - the name of the entity class, must not be null.
    Returns:
    BulkOperations on the named collection associated of the given entity class.
    public BulkOperations bulkOps ( BulkOperations.BulkMode mode, @Nullable Class <?> entityType, String collectionName)
    Description copied from interface: MongoOperations
    Returns a new BulkOperations for the given entity type and collection name.
    Specified by:
    bulkOps in interface MongoOperations
    Parameters:
    mode - the BulkOperations.BulkMode to use for bulk operations, must not be null.
    entityType - the name of the entity class. Can be null.
    collectionName - the name of the collection to work on, must not be null or empty.
    Returns:
    BulkOperations on the named collection associated with the given entity class.

    scriptOps

    public ScriptOperations scriptOps ()
    Description copied from interface: MongoOperations
    Returns the ScriptOperations that can be performed on MongoDatabase level.
    Specified by:
    scriptOps in interface MongoOperations
    Returns:
    never null.
    public <T> T findOne ( Query query, Class <T> entityClass)
    Description copied from interface: MongoOperations
    Map the results of an ad-hoc query on the collection for the entity class to a single instance of an object of the specified type.
    The object is converted from the MongoDB native representation using an instance of . Unless configured otherwise, an instance of MappingMongoConverter will be used.
    The query is specified as a Query which can be created either using the BasicQuery or the more feature rich Query .
    Specified by:
    findOne in interface MongoOperations
    Parameters:
    query - the query class that specifies the criteria used to find a record and also an optional fields specification.
    entityClass - the parametrized type of the returned list.
    Returns:
    the converted object.
    Class <T> entityClass, String collectionName)
    Description copied from interface: MongoOperations
    Map the results of an ad-hoc query on the specified collection to a single instance of an object of the specified type.
    The object is converted from the MongoDB native representation using an instance of . Unless configured otherwise, an instance of MappingMongoConverter will be used.
    The query is specified as a Query which can be created either using the BasicQuery or the more feature rich Query .
    Specified by:
    findOne in interface MongoOperations
    Parameters:
    query - the query class that specifies the criteria used to find a record and also an optional fields specification.
    entityClass - the parametrized type of the returned list.
    collectionName - name of the collection to retrieve the objects from.
    Returns:
    the converted object.
    public boolean exists ( Query query, Class <?> entityClass)
    Description copied from interface: MongoOperations
    Determine result of given Query contains at least one element.
    Specified by:
    exists in interface MongoOperations
    Parameters:
    query - the Query class that specifies the criteria used to find a record.
    entityClass - the parametrized type.
    Returns:
    true if the query yields a result.
    public boolean exists ( Query query, String collectionName)
    Description copied from interface: MongoOperations
    Determine result of given Query contains at least one element.
    NOTE: Any additional support for query/field mapping, etc. is not available due to the lack of domain type information. Use MongoOperations.exists(Query, Class, String) to get full type specific support.
    Specified by:
    exists in interface MongoOperations
    Parameters:
    query - the Query class that specifies the criteria used to find a record.
    collectionName - name of the collection to check for objects.
    Returns:
    true if the query yields a result.
    Class <?> entityClass, String collectionName)
    Description copied from interface: MongoOperations
    Determine result of given Query contains at least one element.
    Specified by:
    exists in interface MongoOperations
    Parameters:
    query - the Query class that specifies the criteria used to find a record.
    entityClass - the parametrized type. Can be null.
    collectionName - name of the collection to check for objects.
    Returns:
    true if the query yields a result.
    public <T> List <T> find ( Query query, Class <T> entityClass)
    Description copied from interface: MongoOperations
    Map the results of an ad-hoc query on the collection for the entity class to a List of the specified type.
    The object is converted from the MongoDB native representation using an instance of . Unless configured otherwise, an instance of MappingMongoConverter will be used.
    The query is specified as a Query which can be created either using the BasicQuery or the more feature rich Query .
    Specified by:
    find in interface MongoOperations
    Parameters:
    query - the query class that specifies the criteria used to find a record and also an optional fields specification. Must not be null.
    entityClass - the parametrized type of the returned list. Must not be null.
    Returns:
    the List of converted objects.
    Class <T> entityClass, String collectionName)
    Description copied from interface: MongoOperations
    Map the results of an ad-hoc query on the specified collection to a List of the specified type.
    The object is converted from the MongoDB native representation using an instance of . Unless configured otherwise, an instance of MappingMongoConverter will be used.
    The query is specified as a Query which can be created either using the BasicQuery or the more feature rich Query .
    Specified by:
    find in interface MongoOperations
    Parameters:
    query - the query class that specifies the criteria used to find a record and also an optional fields specification. Must not be null.
    entityClass - the parametrized type of the returned list. Must not be null.
    collectionName - name of the collection to retrieve the objects from. Must not be null.
    Returns:
    the List of converted objects.
    public <T> T findById ( Object id, Class <T> entityClass)
    Description copied from interface: MongoOperations
    Returns a document with the given id mapped onto the given class. The collection the query is ran against will be derived from the given target class as well.
    Specified by:
    findById in interface MongoOperations
    Parameters:
    id - the id of the document to return. Must not be null.
    entityClass - the type the document shall be converted into. Must not be null.
    Returns:
    the document with the given id mapped onto the given target class.
    Class <T> entityClass, String collectionName)
    Description copied from interface: MongoOperations
    Returns the document with the given id from the given collection mapped onto the given target class.
    Specified by:
    findById in interface MongoOperations
    Parameters:
    id - the id of the document to return.
    entityClass - the type to convert the document to.
    collectionName - the collection to query for the document.
    Returns:
    he converted object or null if document does not exist.
    Class <?> entityClass, Class <T> resultClass)
    Description copied from interface: MongoOperations
    Finds the distinct values for a specified field across a single MongoCollection or view and returns the results in a List .
    Specified by:
    findDistinct in interface MongoOperations
    Parameters:
    query - filter Query to restrict search. Must not be null.
    field - the name of the field to inspect for distinct values. Must not be null.
    entityClass - the domain type used for determining the actual MongoCollection and mapping the Query to the domain type fields. Must not be null.
    resultClass - the result type. Must not be null.
    Returns:
    never null.
    Class <?> entityClass, Class <T> resultClass)
    Description copied from interface: MongoOperations
    Finds the distinct values for a specified field across a single MongoCollection or view and returns the results in a List .
    Specified by:
    findDistinct in interface MongoOperations
    Parameters:
    query - filter Query to restrict search. Must not be null.
    field - the name of the field to inspect for distinct values. Must not be null.
    collectionName - the explicit name of the actual MongoCollection . Must not be null.
    entityClass - the domain type used for mapping the Query to the domain type fields.
    resultClass - the result type. Must not be null.
    Returns:
    never null.
    public <T> GeoResults <T> geoNear ( NearQuery near, Class <T> entityClass)
    Description copied from interface: MongoOperations
    Returns GeoResults for all entities matching the given NearQuery . Will consider entity mapping information to determine the collection the query is ran against. Note, that MongoDB limits the number of results by default. Make sure to add an explicit limit to the NearQuery if you expect a particular number of results. MongoDB 4.2 has removed the geoNear command. This method uses since version 2.2 aggregations and the $geoNear aggregation command to emulate geoNear command functionality. We recommend using aggregations directly: 
     TypedAggregation<T> geoNear = TypedAggregation.newAggregation(entityClass, Aggregation.geoNear(near, "dis"))
                .withOptions(AggregationOptions.builder().collation(near.getCollation()).build());
 AggregationResults<Document> results = aggregate(geoNear, Document.class);

    Specified by:
    

    geoNear in interface MongoOperations
    

    Parameters:
    

    near - must not be null.
    

    entityClass - must not be null.
    

    Returns:
    

    public <T> GeoResults<T> geoNear(NearQuery near,
 Class<T> domainType,
 String collectionName)
    

    Description copied from interface: MongoOperations
    

    Returns GeoResults for all entities matching the given NearQuery. Note, that MongoDB limits the
 number of results by default. Make sure to add an explicit limit to the NearQuery if you expect a
 particular number of results.
 MongoDB 4.2 has removed the geoNear command. This method uses since version 2.2 aggregations and the
 $geoNear aggregation command to emulate geoNear command functionality. We recommend using
 aggregations directly:
 
     TypedAggregation<T> geoNear = TypedAggregation.newAggregation(entityClass, Aggregation.geoNear(near, "dis"))
                .withOptions(AggregationOptions.builder().collation(near.getCollation()).build());
 AggregationResults<Document> results = aggregate(geoNear, Document.class);

    Specified by:
    

    geoNear in interface MongoOperations
    

    Parameters:
    

    near - must not be null.
    

    domainType - must not be null.
    

    collectionName - the collection to trigger the query against. If no collection name is given the entity class
          will be inspected. Must not be null nor empty.
    

    Returns:
    

    public <T> GeoResults<T> geoNear(NearQuery near,
 Class<?> domainType,
 String collectionName,
 Class<T> returnType)
    
public <T> T findAndModify(Query query,
 UpdateDefinition update,
 Class<T> entityClass)
    

    Description copied from interface: MongoOperations
    

    Triggers findAndModify 
 to apply provided Update on documents matching Criteria of given Query.
    

    Specified by:
    

    findAndModify in interface MongoOperations
    

    Parameters:
    

    query - the Query class that specifies the Criteria used to find a record and also an optional
          fields specification. Must not be null.
    

    update - the UpdateDefinition to apply on matching documents. Must not be null.
    

    entityClass - the parametrized type. Must not be null.
    

    Returns:
    

    the converted object that was updated before it was updated or null, if not found.
    

    See Also:
    

  • Update
    • 

  • AggregationUpdate
    • 
public <T> T findAndModify(Query query,
 UpdateDefinition update,
 Class<T> entityClass,
 String collectionName)
    Description copied from interface: MongoOperations
    Triggers findAndModify to apply provided Update on documents matching Criteria of given Query .
    Specified by:
    findAndModify in interface MongoOperations
    Parameters:
    query - the Query class that specifies the Criteria used to find a record and also an optional fields specification. Must not be null.
    update - the UpdateDefinition to apply on matching documents. Must not be null.
    entityClass - the parametrized type. Must not be null.
    collectionName - the collection to query. Must not be null.
    Returns:
    the converted object that was updated before it was updated or null, if not found.
    See Also:
  • Update
  • AggregationUpdate
    • public <T> T findAndModify ( Query query, UpdateDefinition update, FindAndModifyOptions options, Class <T> entityClass)
    Description copied from interface: MongoOperations
    Triggers findAndModify to apply provided Update on documents matching Criteria of given Query taking FindAndModifyOptions into account.
    Specified by:
    findAndModify in interface MongoOperations
    Parameters:
    query - the Query class that specifies the Criteria used to find a record and also an optional fields specification.
    update - the UpdateDefinition to apply on matching documents.
    options - the FindAndModifyOptions holding additional information.
    entityClass - the parametrized type.
    Returns:
    the converted object that was updated or null, if not found. Depending on the value of FindAndModifyOptions.isReturnNew() this will either be the object as it was before the update or as it is after the update.
    See Also:
  • Update
  • AggregationUpdate
    • public <T> T findAndModify ( Query query, UpdateDefinition update, FindAndModifyOptions options, Class <T> entityClass, String collectionName)
    Description copied from interface: MongoOperations
    Triggers findAndModify to apply provided Update on documents matching Criteria of given Query taking FindAndModifyOptions into account.
    Specified by:
    findAndModify in interface MongoOperations
    Parameters:
    query - the Query class that specifies the Criteria used to find a record and also an optional fields specification. Must not be null.
    update - the UpdateDefinition to apply on matching documents. Must not be null.
    options - the FindAndModifyOptions holding additional information. Must not be null.
    entityClass - the parametrized type. Must not be null.
    collectionName - the collection to query. Must not be null.
    Returns:
    the converted object that was updated or null, if not found. Depending on the value of FindAndModifyOptions.isReturnNew() this will either be the object as it was before the update or as it is after the update.
    See Also:
  • Update
  • AggregationUpdate
    • String collectionName, Class <T> resultType)
    Description copied from interface: MongoOperations
    Triggers findOneAndReplace to replace a single document matching Criteria of given Query with the replacement document taking FindAndReplaceOptions into account.
    NOTE: The replacement entity must not hold an id.
    Specified by:
    findAndReplace in interface MongoOperations
    Parameters:
    query - the Query class that specifies the Criteria used to find a record and also an optional fields specification. Must not be null.
    replacement - the replacement document. Must not be null.
    options - the FindAndModifyOptions holding additional information. Must not be null.
    entityType - the type used for mapping the Query to domain type fields. Must not be null.
    collectionName - the collection to query. Must not be null.
    resultType - the parametrized type projection return type. Must not be null, use the domain type of Object.class instead.
    Returns:
    the converted object that was updated or null, if not found. Depending on the value of FindAndReplaceOptions.isReturnNew() this will either be the object as it was before the update or as it is after the update.
    public <T> T findAndRemove ( Query query, Class <T> entityClass)
    Description copied from interface: MongoOperations
    Map the results of an ad-hoc query on the collection for the entity type to a single instance of an object of the specified type. The first document that matches the query is returned and also removed from the collection in the database.
    The object is converted from the MongoDB native representation using an instance of .
    The query is specified as a Query which can be created either using the BasicQuery or the more feature rich Query .
    Specified by:
    findAndRemove in interface MongoOperations
    Parameters:
    query - the query class that specifies the criteria used to find a record and also an optional fields specification.
    entityClass - the parametrized type of the returned list.
    Returns:
    the converted object
    public <T> T findAndRemove ( Query query, Class <T> entityClass, String collectionName)
    Description copied from interface: MongoOperations
    Map the results of an ad-hoc query on the specified collection to a single instance of an object of the specified type. The first document that matches the query is returned and also removed from the collection in the database. The object is converted from the MongoDB native representation using an instance of . Unless configured otherwise, an instance of MappingMongoConverter will be used.
    The query is specified as a Query which can be created either using the BasicQuery or the more feature rich Query .
    Specified by:
    findAndRemove in interface MongoOperations
    Parameters:
    query - the query class that specifies the criteria used to find a record and also an optional fields specification.
    entityClass - the parametrized type of the returned list.
    collectionName - name of the collection to retrieve the objects from.
    Returns:
    the converted object.
    public long count ( Query query, Class <?> entityClass)
    Description copied from interface: MongoOperations
    Returns the number of documents for the given Query by querying the collection of the given entity class. NOTE: Query offset and limit can have direct influence on the resulting number of documents found as those values are passed on to the server and potentially limit the range and order within which the server performs the count operation. Use an unpaged query to count all matches.
    This method may choose to use MongoOperations.estimatedCount(Class) for empty queries instead of running an aggregation execution which may have an impact on performance.
    Specified by:
    count in interface MongoOperations
    Parameters:
    query - the Query class that specifies the criteria used to find documents. Must not be null.
    entityClass - class that determines the collection to use. Must not be null.
    Returns:
    the count of matching documents.
    See Also:
  • MongoOperations.exactCount(Query, Class)
  • MongoOperations.estimatedCount(Class)
    • public long count ( Query query, String collectionName)
    Description copied from interface: MongoOperations
    Returns the number of documents for the given Query querying the given collection. The given Query must solely consist of document field references as we lack type information to map potential property references onto document fields. Use MongoOperations.count(Query, Class, String) to get full type specific support.
    NOTE: Query offset and limit can have direct influence on the resulting number of documents found as those values are passed on to the server and potentially limit the range and order within which the server performs the count operation. Use an unpaged query to count all matches.
    This method may choose to use MongoOperations.estimatedCount(Class) for empty queries instead of running an aggregation execution which may have an impact on performance.
    Specified by:
    count in interface MongoOperations
    Parameters:
    query - the Query class that specifies the criteria used to find documents.
    collectionName - must not be null or empty.
    Returns:
    the count of matching documents.
    See Also:
  • MongoOperations.count(Query, Class, String)
  • MongoOperations.exactCount(Query, String)
  • MongoOperations.estimatedCount(String)
    • Class <?> entityClass, String collectionName)
    Description copied from interface: MongoOperations
    Returns the number of documents for the given Query by querying the given collection using the given entity class to map the given Query .
    NOTE: Query offset and limit can have direct influence on the resulting number of documents found as those values are passed on to the server and potentially limit the range and order within which the server performs the count operation. Use an unpaged query to count all matches.
    This method may choose to use MongoOperations.estimatedCount(Class) for empty queries instead of running an aggregation execution which may have an impact on performance.
    Specified by:
    count in interface MongoOperations
    Parameters:
    query - the Query class that specifies the criteria used to find documents. Must not be null.
    entityClass - the parametrized type. Can be null.
    collectionName - must not be null or empty.
    Returns:
    the count of matching documents.
    See Also:
  • MongoOperations.count(Query, Class, String)
  • MongoOperations.estimatedCount(String)

    • estimatedCount

    public long estimatedCount ( String collectionName)
    Description copied from interface: MongoOperations
    Estimate the number of documents in the given collection based on collection statistics.
    Please make sure to read the MongoDB reference documentation about limitations on eg. sharded cluster or inside transactions.
    Specified by:
    estimatedCount in interface MongoOperations
    Parameters:
    collectionName - must not be null.
    Returns:
    the estimated number of documents.
    Class <?> entityClass, String collectionName)
    Description copied from interface: MongoOperations
    Returns the number of documents for the given Query by querying the given collection using the given entity class to map the given Query .
    NOTE: Query offset and limit can have direct influence on the resulting number of documents found as those values are passed on to the server and potentially limit the range and order within which the server performs the count operation. Use an unpaged query to count all matches.
    This method uses an aggregation execution even for empty queries which may have an impact on performance, but guarantees shard, session and transaction compliance. In case an inaccurate count satisfies the applications needs use MongoOperations.estimatedCount(String) for empty queries instead.
    Specified by:
    exactCount in interface MongoOperations
    Parameters:
    query - the Query class that specifies the criteria used to find documents. Must not be null.
    entityClass - the parametrized type. Can be null.
    collectionName - must not be null or empty.
    Returns:
    the count of matching documents.

    doExactCount

    protected long doExactCount ( String collectionName, org.bson.Document filter, com.mongodb.client.model.CountOptions options)

    insert

    public <T> T insert (T objectToSave)
    Description copied from interface: MongoOperations
    Insert the object into the collection for the entity type of the object to save.
    The object is converted to the MongoDB native representation using an instance of .
    If your object has an Id property which holds a null value, it will be set with the generated Id from MongoDB. If your Id property is a String then MongoDB ObjectId will be used to populate that string. Otherwise, the conversion from ObjectId to your property type will be handled by Spring's BeanWrapper class that leverages Type Conversion API. See Spring's Type Conversion" for more details.
    Insert is used to initially store the object into the database. To update an existing object use the save method. The objectToSave must not be collection-like.
    Specified by:
    insert in interface MongoOperations
    Parameters:
    objectToSave - the object to store in the collection. Must not be null.
    Returns:
    the inserted object.
    public <T> T insert (T objectToSave, String collectionName)
    Description copied from interface: MongoOperations
    Insert the object into the specified collection.
    The object is converted to the MongoDB native representation using an instance of . Unless configured otherwise, an instance of MappingMongoConverter will be used.
    Insert is used to initially store the object into the database. To update an existing object use the save method. The objectToSave must not be collection-like.
    Specified by:
    insert in interface MongoOperations
    Parameters:
    objectToSave - the object to store in the collection. Must not be null.
    collectionName - name of the collection to store the object in. Must not be null.
    Returns:
    the inserted object.

    ensureNotCollectionLike

    protected void ensureNotCollectionLike ( @Nullable Object source)
    Ensure the given source is not an Array , Collection or Iterator .
    Parameters:
    source - can be null.
    Since:

    prepareCollection

    protected com.mongodb.client.MongoCollection<org.bson.Document> prepareCollection (com.mongodb.client.MongoCollection<org.bson.Document> collection)
    Prepare the collection before any processing is done using it. This allows a convenient way to apply settings like withCodecRegistry() etc. Can be overridden in sub-classes.
    Parameters:
    collection -

    prepareWriteConcern

    @Nullable protected com.mongodb.WriteConcern prepareWriteConcern ( MongoAction mongoAction)
    Prepare the WriteConcern before any processing is done using it. This allows a convenient way to apply custom settings in sub-classes.
    In case of using MongoDB Java driver version 3 the returned WriteConcern will be defaulted to WriteConcern.ACKNOWLEDGED when WriteResultChecking is set to WriteResultChecking.EXCEPTION .
    Parameters:
    mongoAction - any MongoAction already configured or null
    Returns:
    The prepared WriteConcern or null

    insert

    public <T> Collection <T> insert ( Collection <? extends T> batchToSave, Class <?> entityClass)
    Description copied from interface: MongoOperations
    Insert a Collection of objects into a collection in a single batch write to the database.
    Specified by:
    insert in interface MongoOperations
    Parameters:
    batchToSave - the batch of objects to save. Must not be null.
    entityClass - class that determines the collection to use. Must not be null.
    Returns:
    the inserted objects that.

    insert

    public <T> Collection <T> insert ( Collection <? extends T> batchToSave, String collectionName)
    Description copied from interface: MongoOperations
    Insert a batch of objects into the specified collection in a single batch write to the database.
    Specified by:
    insert in interface MongoOperations
    Parameters:
    batchToSave - the list of objects to save. Must not be null.
    collectionName - name of the collection to store the object in. Must not be null.
    Returns:
    the inserted objects that.

    insertAll

    public <T> Collection <T> insertAll ( Collection <? extends T> objectsToSave)
    Description copied from interface: MongoOperations
    Insert a mixed Collection of objects into a database collection determining the collection name to use based on the class.
    Specified by:
    insertAll in interface MongoOperations
    Parameters:
    objectsToSave - the list of objects to save. Must not be null.
    Returns:
    the inserted objects.

    doInsertAll

    protected <T> Collection <T> doInsertAll ( Collection <? extends T> listToSave, MongoWriter <T> writer)

    doInsertBatch

    protected <T> Collection <T> doInsertBatch ( String collectionName, Collection <? extends T> batchToSave, MongoWriter <T> writer)
    public <T> T save (T objectToSave)
    Description copied from interface: MongoOperations
    Save the object to the collection for the entity type of the object to save. This will perform an insert if the object is not already present, that is an 'upsert'.
    The object is converted to the MongoDB native representation using an instance of . Unless configured otherwise, an instance of MappingMongoConverter will be used.
    If your object has an "Id' property, it will be set with the generated Id from MongoDB. If your Id property is a String then MongoDB ObjectId will be used to populate that string. Otherwise, the conversion from ObjectId to your property type will be handled by Spring's BeanWrapper class that leverages Type Conversion API. See Spring's Type Conversion" for more details.
    The objectToSave must not be collection-like.
    Specified by:
    save in interface MongoOperations
    Parameters:
    objectToSave - the object to store in the collection. Must not be null.
    Returns:
    the saved object.
    public <T> T save (T objectToSave, String collectionName)
    Description copied from interface: MongoOperations
    Save the object to the specified collection. This will perform an insert if the object is not already present, that is an 'upsert'.
    The object is converted to the MongoDB native representation using an instance of . Unless configured otherwise, an instance of MappingMongoConverter will be used.
    If your object has an "Id' property, it will be set with the generated Id from MongoDB. If your Id property is a String then MongoDB ObjectId will be used to populate that string. Otherwise, the conversion from ObjectId to your property type will be handled by Spring's BeanWrapper class that leverages Type Conversion API. See Spring's Type Conversion for more details.
    The objectToSave must not be collection-like.
    Specified by:
    save in interface MongoOperations
    Parameters:
    objectToSave - the object to store in the collection. Must not be null.
    collectionName - name of the collection to store the object in. Must not be null.
    Returns:
    the saved object.

    insertDocument

    protected Object insertDocument ( String collectionName, org.bson.Document document, Class <?> entityClass)

    saveDocument

    protected Object saveDocument ( String collectionName, org.bson.Document dbDoc, Class <?> entityClass)

    upsert

    public com.mongodb.client.result.UpdateResult upsert ( Query query, UpdateDefinition update, Class <?> entityClass)
    Description copied from interface: MongoOperations
    Performs an upsert. If no document is found that matches the query, a new document is created and inserted by combining the query document and the update document.
    NOTE: sorting is not supported by db.collection.updateOne . Use MongoOperations.findAndModify(Query, UpdateDefinition, FindAndModifyOptions, Class, String) instead.
    Specified by:
    upsert in interface MongoOperations
    Parameters:
    query - the query document that specifies the criteria used to select a record to be upserted. Must not be null.
    update - the UpdateDefinition that contains the updated object or $ operators to manipulate the existing object. Must not be null.
    entityClass - class that determines the collection to use. Must not be null.
    Returns:
    the UpdateResult which lets you access the results of the previous write.
    See Also:
  • Update
  • AggregationUpdate

    • upsert

    public com.mongodb.client.result.UpdateResult upsert ( Query query, UpdateDefinition update, String collectionName)
    Description copied from interface: MongoOperations
    Performs an upsert. If no document is found that matches the query, a new document is created and inserted by combining the query document and the update document.
    NOTE: Any additional support for field mapping, versions, etc. is not available due to the lack of domain type information. Use MongoOperations.upsert(Query, UpdateDefinition, Class, String) to get full type specific support.
    NOTE: sorting is not supported by db.collection.updateOne . Use MongoOperations.findAndModify(Query, UpdateDefinition, FindAndModifyOptions, Class, String) instead.
    Specified by:
    upsert in interface MongoOperations
    Parameters:
    query - the query document that specifies the criteria used to select a record to be upserted. Must not be null.
    update - the UpdateDefinition that contains the updated object or $ operators to manipulate the existing object. Must not be null.
    collectionName - name of the collection to update the object in.
    Returns:
    the UpdateResult which lets you access the results of the previous write.
    See Also:
  • Update
  • AggregationUpdate

    • upsert

    public com.mongodb.client.result.UpdateResult upsert ( Query query, UpdateDefinition update, Class <?> entityClass, String collectionName)
    Description copied from interface: MongoOperations
    Performs an upsert. If no document is found that matches the query, a new document is created and inserted by combining the query document and the update document.
    Specified by:
    upsert in interface MongoOperations
    Parameters:
    query - the query document that specifies the criteria used to select a record to be upserted. Must not be null.
    update - the UpdateDefinition that contains the updated object or $ operators to manipulate the existing object. Must not be null.
    entityClass - class of the pojo to be operated on. Must not be null.
    collectionName - name of the collection to update the object in. Must not be null.
    Returns:
    the UpdateResult which lets you access the results of the previous write.
    See Also:
  • Update
  • AggregationUpdate

    • updateFirst

    public com.mongodb.client.result.UpdateResult updateFirst ( Query query, UpdateDefinition update, Class <?> entityClass)
    Description copied from interface: MongoOperations
    Updates the first object that is found in the collection of the entity class that matches the query document with the provided update document.
    Specified by:
    updateFirst in interface MongoOperations
    Parameters:
    query - the query document that specifies the criteria used to select a record to be updated. Must not be null.
    update - the UpdateDefinition that contains the updated object or $ operators to manipulate the existing. Must not be null.
    entityClass - class that determines the collection to use.
    Returns:
    the UpdateResult which lets you access the results of the previous write.
    See Also:
  • Update
  • AggregationUpdate

    • updateFirst

    public com.mongodb.client.result.UpdateResult updateFirst ( Query query, UpdateDefinition update, String collectionName)
    Description copied from interface: MongoOperations
    Updates the first object that is found in the specified collection that matches the query document criteria with the provided updated document.
    NOTE: Any additional support for field mapping, versions, etc. is not available due to the lack of domain type information. Use MongoOperations.updateFirst(Query, UpdateDefinition, Class, String) to get full type specific support.
    NOTE: sorting is not supported by db.collection.updateOne . Use MongoOperations.findAndModify(Query, UpdateDefinition, Class, String) instead.
    Specified by:
    updateFirst in interface MongoOperations
    Parameters:
    query - the query document that specifies the criteria used to select a record to be updated. Must not be null.
    update - the UpdateDefinition that contains the updated object or $ operators to manipulate the existing. Must not be null.
    collectionName - name of the collection to update the object in. Must not be null.
    Returns:
    the UpdateResult which lets you access the results of the previous write.
    See Also:
  • Update
  • AggregationUpdate

    • updateFirst

    public com.mongodb.client.result.UpdateResult updateFirst ( Query query, UpdateDefinition update, Class <?> entityClass, String collectionName)
    Description copied from interface: MongoOperations
    Updates the first object that is found in the specified collection that matches the query document criteria with the provided updated document.
    Specified by:
    updateFirst in interface MongoOperations
    Parameters:
    query - the query document that specifies the criteria used to select a record to be updated. Must not be null.
    update - the UpdateDefinition that contains the updated object or $ operators to manipulate the existing. Must not be null.
    entityClass - class of the pojo to be operated on. Must not be null.
    collectionName - name of the collection to update the object in. Must not be null.
    Returns:
    the UpdateResult which lets you access the results of the previous write.
    See Also:
  • Update
  • AggregationUpdate

    • updateMulti

    public com.mongodb.client.result.UpdateResult updateMulti ( Query query, UpdateDefinition update, Class <?> entityClass)
    Description copied from interface: MongoOperations
    Updates all objects that are found in the collection for the entity class that matches the query document criteria with the provided updated document.
    Specified by:
    updateMulti in interface MongoOperations
    Parameters:
    query - the query document that specifies the criteria used to select a record to be updated. Must not be null.
    update - the UpdateDefinition that contains the updated object or $ operators to manipulate the existing. Must not be null.
    entityClass - class of the pojo to be operated on. Must not be null.
    Returns:
    the UpdateResult which lets you access the results of the previous write.
    See Also:
  • Update
  • AggregationUpdate

    • updateMulti

    public com.mongodb.client.result.UpdateResult updateMulti ( Query query, UpdateDefinition update, String collectionName)
    Description copied from interface: MongoOperations
    Updates all objects that are found in the specified collection that matches the query document criteria with the provided updated document.
    NOTE: Any additional support for field mapping, versions, etc. is not available due to the lack of domain type information. Use MongoOperations.updateMulti(Query, UpdateDefinition, Class, String) to get full type specific support.
    Specified by:
    updateMulti in interface MongoOperations
    Parameters:
    query - the query document that specifies the criteria used to select a record to be updated. Must not be null.
    update - the UpdateDefinition that contains the updated object or $ operators to manipulate the existing. Must not be null.
    collectionName - name of the collection to update the object in. Must not be null.
    Returns:
    the UpdateResult which lets you access the results of the previous write.
    See Also:
  • Update
  • AggregationUpdate

    • updateMulti

    public com.mongodb.client.result.UpdateResult updateMulti ( Query query, UpdateDefinition update, Class <?> entityClass, String collectionName)
    Description copied from interface: MongoOperations
    Updates all objects that are found in the collection for the entity class that matches the query document criteria with the provided updated document.
    Specified by:
    updateMulti in interface MongoOperations
    Parameters:
    query - the query document that specifies the criteria used to select a record to be updated. Must not be null.
    update - the UpdateDefinition that contains the updated object or $ operators to manipulate the existing. Must not be null.
    entityClass - class of the pojo to be operated on. Must not be null.
    collectionName - name of the collection to update the object in. Must not be null.
    Returns:
    the UpdateResult which lets you access the results of the previous write.
    See Also:
  • Update
  • AggregationUpdate

    • doUpdate

    protected com.mongodb.client.result.UpdateResult doUpdate ( String collectionName, Query query, UpdateDefinition update, @Nullable Class <?> entityClass, boolean upsert, boolean multi)

    remove

    public com.mongodb.client.result.DeleteResult remove ( Object object)
    Description copied from interface: MongoOperations
    Remove the given object from the collection by id and (if applicable) its Version .
    Use DeleteResult.getDeletedCount() for insight whether an acknowledged remove operation was successful or not.
    Specified by:
    remove in interface MongoOperations
    Parameters:
    object - must not be null.
    Returns:
    the DeleteResult which lets you access the results of the previous delete.

    remove

    public com.mongodb.client.result.DeleteResult remove ( Object object, String collectionName)
    Description copied from interface: MongoOperations
    Removes the given object from the given collection by id and (if applicable) its Version .
    Use DeleteResult.getDeletedCount() for insight whether an acknowledged remove operation was successful or not.
    Specified by:
    remove in interface MongoOperations
    Parameters:
    object - must not be null.
    collectionName - name of the collection where the objects will removed, must not be null or empty.
    Returns:
    the DeleteResult which lets you access the results of the previous delete.

    remove

    public com.mongodb.client.result.DeleteResult remove ( Query query, String collectionName)
    Description copied from interface: MongoOperations
    Remove all documents from the specified collection that match the provided query document criteria. There is no conversion/mapping done for any criteria using the id field.
    NOTE: Any additional support for field mapping is not available due to the lack of domain type information. Use MongoOperations.remove(Query, Class, String) to get full type specific support.
    Specified by:
    remove in interface MongoOperations
    Parameters:
    query - the query document that specifies the criteria used to remove a record.
    collectionName - name of the collection where the objects will removed, must not be null or empty.
    Returns:
    the DeleteResult which lets you access the results of the previous delete.

    remove

    public com.mongodb.client.result.DeleteResult remove ( Query query, Class <?> entityClass)
    Description copied from interface: MongoOperations
    Remove all documents that match the provided query document criteria from the collection used to store the entityClass. The Class parameter is also used to help convert the Id of the object if it is present in the query.
    Specified by:
    remove in interface MongoOperations
    Parameters:
    query - the query document that specifies the criteria used to remove a record.
    entityClass - class that determines the collection to use.
    Returns:
    the DeleteResult which lets you access the results of the previous delete.

    remove

    public com.mongodb.client.result.DeleteResult remove ( Query query, Class <?> entityClass, String collectionName)
    Description copied from interface: MongoOperations
    Remove all documents that match the provided query document criteria from the collection used to store the entityClass. The Class parameter is also used to help convert the Id of the object if it is present in the query.
    Specified by:
    remove in interface MongoOperations
    Parameters:
    query - the query document that specifies the criteria used to remove a record.
    entityClass - class of the pojo to be operated on. Can be null.
    collectionName - name of the collection where the objects will removed, must not be null or empty.
    Returns:
    the DeleteResult which lets you access the results of the previous delete.

    doRemove

    protected <T> com.mongodb.client.result.DeleteResult doRemove ( String collectionName, Query query, @Nullable Class <T> entityClass, boolean multi)

    findAll

    public <T> List <T> findAll ( Class <T> entityClass)
    Description copied from interface: MongoOperations
    Query for a list of objects of type T from the collection used by the entity class.
    The object is converted from the MongoDB native representation using an instance of . Unless configured otherwise, an instance of MappingMongoConverter will be used.
    If your collection does not contain a homogeneous collection of types, this operation will not be an efficient way to map objects since the test for class type is done in the client and not on the server.
    Specified by:
    findAll in interface MongoOperations
    Parameters:
    entityClass - the parametrized type of the returned list.
    Returns:
    the converted collection.
    public <T> List <T> findAll ( Class <T> entityClass, String collectionName)
    Description copied from interface: MongoOperations
    Query for a list of objects of type T from the specified collection.
    The object is converted from the MongoDB native representation using an instance of . Unless configured otherwise, an instance of MappingMongoConverter will be used.
    If your collection does not contain a homogeneous collection of types, this operation will not be an efficient way to map objects since the test for class type is done in the client and not on the server.
    Specified by:
    findAll in interface MongoOperations
    Parameters:
    entityClass - the parametrized type of the returned list.
    collectionName - name of the collection to retrieve the objects from.
    Returns:
    the converted collection.

    mapReduce

    public <T> MapReduceResults <T> mapReduce ( String inputCollectionName, String mapFunction, String reduceFunction, Class <T> entityClass)
    Description copied from interface: MongoOperations
    Execute a map-reduce operation. The map-reduce operation will be formed with an output type of INLINE
    Specified by:
    mapReduce in interface MongoOperations
    Parameters:
    inputCollectionName - the collection where the map-reduce will read from. Must not be null.
    mapFunction - The JavaScript map function.
    reduceFunction - The JavaScript reduce function
    entityClass - The parametrized type of the returned list. Must not be null.
    Returns:
    The results of the map reduce operation

    mapReduce

    public <T> MapReduceResults <T> mapReduce ( String inputCollectionName, String mapFunction, String reduceFunction, @Nullable MapReduceOptions mapReduceOptions, Class <T> entityClass)
    Description copied from interface: MongoOperations
    Execute a map-reduce operation that takes additional map-reduce options.
    Specified by:
    mapReduce in interface MongoOperations
    Parameters:
    inputCollectionName - the collection where the map-reduce will read from. Must not be null.
    mapFunction - The JavaScript map function
    reduceFunction - The JavaScript reduce function
    mapReduceOptions - Options that specify detailed map-reduce behavior.
    entityClass - The parametrized type of the returned list. Must not be null.
    Returns:
    The results of the map reduce operation

    mapReduce

    public <T> MapReduceResults <T> mapReduce ( Query query, String inputCollectionName, String mapFunction, String reduceFunction, Class <T> entityClass)
    Description copied from interface: MongoOperations
    Execute a map-reduce operation that takes a query. The map-reduce operation will be formed with an output type of INLINE
    Specified by:
    mapReduce in interface MongoOperations
    Parameters:
    query - The query to use to select the data for the map phase. Must not be null.
    inputCollectionName - the collection where the map-reduce will read from. Must not be null.
    mapFunction - The JavaScript map function
    reduceFunction - The JavaScript reduce function
    entityClass - The parametrized type of the returned list. Must not be null.
    Returns:
    The results of the map reduce operation

    mapReduce

    public <T> MapReduceResults <T> mapReduce ( Query query, String inputCollectionName, String mapFunction, String reduceFunction, @Nullable MapReduceOptions mapReduceOptions, Class <T> entityClass)
    Description copied from interface: MongoOperations
    Execute a map-reduce operation that takes a query and additional map-reduce options
    Specified by:
    mapReduce in interface MongoOperations
    Parameters:
    query - The query to use to select the data for the map phase. Must not be null.
    inputCollectionName - the collection where the map-reduce will read from. Must not be null.
    mapFunction - The JavaScript map function
    reduceFunction - The JavaScript reduce function
    mapReduceOptions - Options that specify detailed map-reduce behavior
    entityClass - The parametrized type of the returned list. Must not be null.
    Returns:
    The results of the map reduce operation
    public <T> List <T> mapReduce ( Query query, Class <?> domainType, String inputCollectionName, String mapFunction, String reduceFunction, @Nullable MapReduceOptions mapReduceOptions, Class <T> resultType)
    Deprecated.
    since 3.4 in favor of aggregate(TypedAggregation, Class) .
    Parameters:
    query -
    domainType -
    inputCollectionName -
    mapFunction -
    reduceFunction -
    mapReduceOptions -
    resultType -
    Returns:
    Since:

    aggregate

    public <O> AggregationResults <O> aggregate ( TypedAggregation <?> aggregation, Class <O> outputType)
    Description copied from interface: MongoOperations
    Execute an aggregation operation. The raw results will be mapped to the given entity class. The name of the inputCollection is derived from the inputType of the aggregation.
    Specified by:
    aggregate in interface MongoOperations
    Parameters:
    aggregation - The TypedAggregation specification holding the aggregation operations, must not be null.
    outputType - The parametrized type of the returned list, must not be null.
    Returns:
    The results of the aggregation operation.

    aggregate

    public <O> AggregationResults <O> aggregate ( TypedAggregation <?> aggregation, String inputCollectionName, Class <O> outputType)
    Description copied from interface: MongoOperations
    Execute an aggregation operation. The raw results will be mapped to the given entity class. The name of the inputCollection is derived from the inputType of the aggregation.
    Specified by:
    aggregate in interface MongoOperations
    Parameters:
    aggregation - The TypedAggregation specification holding the aggregation operations, must not be null.
    inputCollectionName - The name of the input collection to use for the aggreation.
    outputType - The parametrized type of the returned list, must not be null.
    Returns:
    The results of the aggregation operation.

    aggregate

    public <O> AggregationResults <O> aggregate ( Aggregation aggregation, Class <?> inputType, Class <O> outputType)
    Description copied from interface: MongoOperations
    Execute an aggregation operation. The raw results will be mapped to the given entity class.
    Specified by:
    aggregate in interface MongoOperations
    Parameters:
    aggregation - The Aggregation specification holding the aggregation operations, must not be null.
    inputType - the inputType where the aggregation operation will read from, must not be null or empty.
    outputType - The parametrized type of the returned list, must not be null.
    Returns:
    The results of the aggregation operation.

    aggregate

    public <O> AggregationResults <O> aggregate ( Aggregation aggregation, String collectionName, Class <O> outputType)
    Description copied from interface: MongoOperations
    Execute an aggregation operation. The raw results will be mapped to the given entity class.
    Specified by:
    aggregate in interface MongoOperations
    Parameters:
    aggregation - The Aggregation specification holding the aggregation operations, must not be null.
    collectionName - the collection where the aggregation operation will read from, must not be null or empty.
    outputType - The parametrized type of the returned list, must not be null.
    Returns:
    The results of the aggregation operation.

    aggregateStream

    public <O> Stream <O> aggregateStream ( TypedAggregation <?> aggregation, String inputCollectionName, Class <O> outputType)
    Description copied from interface: MongoOperations
    Execute an aggregation operation backed by a Mongo DB AggregateIterable . Returns a Stream that wraps the Mongo DB AggregateIterable that needs to be closed. The raw results will be mapped to the given entity class. The name of the inputCollection is derived from the inputType of the aggregation. Aggregation streaming can't be used with aggregation explain . Enabling explanation mode will throw an IllegalArgumentException .

    Specified by:
    aggregateStream in interface MongoOperations
    Parameters:
    aggregation - The TypedAggregation specification holding the aggregation operations, must not be null.
    inputCollectionName - The name of the input collection to use for the aggreation.
    outputType - The parametrized type of the returned list, must not be null.
    Returns:
    the result Stream , containing mapped objects, needing to be closed once fully processed (e.g. through a try-with-resources clause).

    aggregateStream

    public <O> Stream <O> aggregateStream ( TypedAggregation <?> aggregation, Class <O> outputType)
    Description copied from interface: MongoOperations
    Execute an aggregation operation backed by a Mongo DB AggregateIterable . Returns a Stream that wraps the Mongo DB AggregateIterable that needs to be closed. The raw results will be mapped to the given entity class and are returned as stream. The name of the inputCollection is derived from the inputType of the aggregation. Aggregation streaming can't be used with aggregation explain . Enabling explanation mode will throw an IllegalArgumentException .

    Specified by:
    aggregateStream in interface MongoOperations
    Parameters:
    aggregation - The TypedAggregation specification holding the aggregation operations, must not be null.
    outputType - The parametrized type of the returned list, must not be null.
    Returns:
    the result Stream , containing mapped objects, needing to be closed once fully processed (e.g. through a try-with-resources clause).

    aggregateStream

    public <O> Stream <O> aggregateStream ( Aggregation aggregation, Class <?> inputType, Class <O> outputType)
    Description copied from interface: MongoOperations
    Execute an aggregation operation backed by a Mongo DB AggregateIterable . Returns a Stream that wraps the Mongo DB AggregateIterable that needs to be closed. The raw results will be mapped to the given entity class. Aggregation streaming can't be used with aggregation explain . Enabling explanation mode will throw an IllegalArgumentException .

    Specified by:
    aggregateStream in interface MongoOperations
    Parameters:
    aggregation - The Aggregation specification holding the aggregation operations, must not be null.
    inputType - the inputType where the aggregation operation will read from, must not be null or empty.
    outputType - The parametrized type of the returned list, must not be null.
    Returns:
    the result Stream , containing mapped objects, needing to be closed once fully processed (e.g. through a try-with-resources clause).

    aggregateStream

    public <O> Stream <O> aggregateStream ( Aggregation aggregation, String collectionName, Class <O> outputType)
    Description copied from interface: MongoOperations
    Execute an aggregation operation backed by a Mongo DB AggregateIterable . Returns a Stream that wraps the Mongo DB AggregateIterable that needs to be closed. The raw results will be mapped to the given entity class. Aggregation streaming can't be used with aggregation explain . Enabling explanation mode will throw an IllegalArgumentException .

    Specified by:
    aggregateStream in interface MongoOperations
    Parameters:
    aggregation - The Aggregation specification holding the aggregation operations, must not be null.
    collectionName - the collection where the aggregation operation will read from, must not be null or empty.
    outputType - The parametrized type of the returned list, must not be null.
    Returns:
    the result Stream , containing mapped objects, needing to be closed once fully processed (e.g. through a try-with-resources clause).

    findAllAndRemove

    public <T> List <T> findAllAndRemove ( Query query, String collectionName)
    Description copied from interface: MongoOperations
    Returns and removes all documents form the specified collection that match the provided query.
    NOTE: Any additional support for field mapping is not available due to the lack of domain type information. Use MongoOperations.findAllAndRemove(Query, Class, String) to get full type specific support.
    Specified by:
    findAllAndRemove in interface MongoOperations
    Parameters:
    query - the query document that specifies the criteria used to find and remove documents.
    collectionName - name of the collection where the objects will removed, must not be null or empty.
    Returns:
    the List converted objects deleted by this operation.

    findAllAndRemove

    public <T> List <T> findAllAndRemove ( Query query, Class <T> entityClass)
    Description copied from interface: MongoOperations
    Returns and removes all documents matching the given query form the collection used to store the entityClass.
    Specified by:
    findAllAndRemove in interface MongoOperations
    Parameters:
    query - the query document that specifies the criteria used to find and remove documents.
    entityClass - class of the pojo to be operated on.
    Returns:
    the List converted objects deleted by this operation.

    findAllAndRemove

    public <T> List <T> findAllAndRemove ( Query query, Class <T> entityClass, String collectionName)
    Description copied from interface: MongoOperations
    Returns and removes all documents that match the provided query document criteria from the collection used to store the entityClass. The Class parameter is also used to help convert the Id of the object if it is present in the query.
    Specified by:
    findAllAndRemove in interface MongoOperations
    Parameters:
    query - the query document that specifies the criteria used to find and remove documents.
    entityClass - class of the pojo to be operated on.
    collectionName - name of the collection where the objects will removed, must not be null or empty.
    Returns:
    the List converted objects deleted by this operation.

    doFindAndDelete

    protected <T> List <T> doFindAndDelete ( String collectionName, Query query, Class <T> entityClass)
    Retrieve and remove all documents matching the given query by calling find(Query, Class, String) and remove(Query, Class, String) , whereas the Query for remove(Query, Class, String) is constructed out of the find result.
    Parameters:
    collectionName -
    query -
    entityClass -
    Returns:

    aggregate

    protected <O> AggregationResults <O> aggregate ( Aggregation aggregation, String collectionName, Class <O> outputType, @Nullable AggregationOperationContext context)

    doAggregate

    protected <O> AggregationResults <O> doAggregate ( Aggregation aggregation, String collectionName, Class <O> outputType, AggregationOperationContext context)

    aggregateStream

    protected <O> Stream <O> aggregateStream ( Aggregation aggregation, String collectionName, Class <O> outputType, @Nullable AggregationOperationContext context)
    public <T> ExecutableFindOperation.ExecutableFind <T> query ( Class <T> domainType)
    Description copied from interface: ExecutableFindOperation
    Start creating a find operation for the given domainType.
    Specified by:
    query in interface ExecutableFindOperation
    Parameters:
    domainType - must not be null.
    Returns:
    new instance of ExecutableFindOperation.ExecutableFind .

    update

    public <T> ExecutableUpdateOperation.ExecutableUpdate <T> update ( Class <T> domainType)
    Description copied from interface: ExecutableUpdateOperation
    Start creating an update operation for the given domainType.
    Specified by:
    update in interface ExecutableUpdateOperation
    Parameters:
    domainType - must not be null.
    Returns:
    new instance of ExecutableUpdateOperation.ExecutableUpdate .

    remove

    public <T> ExecutableRemoveOperation.ExecutableRemove <T> remove ( Class <T> domainType)
    Description copied from interface: ExecutableRemoveOperation
    Start creating a remove operation for the given domainType.
    Specified by:
    remove in interface ExecutableRemoveOperation
    Parameters:
    domainType - must not be null.
    Returns:
    new instance of ExecutableRemoveOperation.ExecutableRemove .

    aggregateAndReturn

    public <T> ExecutableAggregationOperation.ExecutableAggregation <T> aggregateAndReturn ( Class <T> domainType)
    Description copied from interface: ExecutableAggregationOperation
    Start creating an aggregation operation that returns results mapped to the given domain type.
    Use TypedAggregation to specify a potentially different input type for he aggregation.
    Specified by:
    aggregateAndReturn in interface ExecutableAggregationOperation
    Parameters:
    domainType - must not be null.
    Returns:
    new instance of ExecutableAggregationOperation.ExecutableAggregation .

    mapReduce

    public <T> ExecutableMapReduceOperation.ExecutableMapReduce <T> mapReduce ( Class <T> domainType)
    Description copied from interface: ExecutableMapReduceOperation
    Start creating a mapReduce operation for the given domainType.
    Specified by:
    mapReduce in interface ExecutableMapReduceOperation
    Parameters:
    domainType - must not be null.
    Returns:
    new instance of ExecutableFindOperation.ExecutableFind .

    insert

    public <T> ExecutableInsertOperation.ExecutableInsert <T> insert ( Class <T> domainType)
    Description copied from interface: ExecutableInsertOperation
    Start creating an insert operation for given domainType.
    Specified by:
    insert in interface ExecutableInsertOperation
    Parameters:
    domainType - must not be null.
    Returns:
    new instance of ExecutableInsertOperation.ExecutableInsert .

    getCollectionNames

    public Set < String > getCollectionNames ()
    Description copied from interface: MongoOperations
    A set of collection names.
    Specified by:
    getCollectionNames in interface MongoOperations
    Returns:
    list of collection names.

    maybeCallBeforeSave

    protected <T> T maybeCallBeforeSave (T object, org.bson.Document document, String collection)

    maybeCallAfterSave

    protected <T> T maybeCallAfterSave (T object, org.bson.Document document, String collection)

    maybeCallAfterConvert

    protected <T> T maybeCallAfterConvert (T object, org.bson.Document document, String collection)

    doCreateCollection

    protected com.mongodb.client.MongoCollection<org.bson.Document> doCreateCollection ( String collectionName, org.bson.Document collectionOptions)
    Create the specified collection using the provided options
    Parameters:
    collectionName -
    collectionOptions -
    Returns:
    the collection that was created

    doCreateCollection

    protected com.mongodb.client.MongoCollection<org.bson.Document> doCreateCollection ( String collectionName, com.mongodb.client.model.CreateCollectionOptions collectionOptions)
    Create the specified collection using the provided options
    Parameters:
    collectionName -
    collectionOptions -
    Returns:
    the collection that was created
    Since:
    3.3.3
    protected <T> T doFindOne ( String collectionName, org.bson.Document query, org.bson.Document fields, Class <T> entityClass)
    Map the results of an ad-hoc query on the default MongoDB collection to an object using the template's converter. The query document is specified as a standard Document and so is the fields specification.
    Parameters:
    collectionName - name of the collection to retrieve the objects from.
    query - the query document that specifies the criteria used to find a record.
    fields - the document that specifies the fields to be returned.
    entityClass - the parameterized type of the returned list.
    Returns:
    the converted object or null if none exists.
    protected <T> T doFindOne ( String collectionName, org.bson.Document query, org.bson.Document fields, CursorPreparer preparer, Class <T> entityClass)
    Map the results of an ad-hoc query on the default MongoDB collection to an object using the template's converter. The query document is specified as a standard Document and so is the fields specification.
    Parameters:
    collectionName - name of the collection to retrieve the objects from.
    query - the query document that specifies the criteria used to find a record.
    fields - the document that specifies the fields to be returned.
    entityClass - the parameterized type of the returned list.
    preparer - the preparer used to modify the cursor on execution.
    Returns:
    the converted object or null if none exists.
    Since:
    protected <T> List <T> doFind ( String collectionName, org.bson.Document query, org.bson.Document fields, Class <T> entityClass)
    Map the results of an ad-hoc query on the default MongoDB collection to a List using the template's converter. The query document is specified as a standard Document and so is the fields specification.
    Parameters:
    collectionName - name of the collection to retrieve the objects from
    query - the query document that specifies the criteria used to find a record
    fields - the document that specifies the fields to be returned
    entityClass - the parameterized type of the returned list.
    Returns:
    the List of converted objects.
    protected <T> List <T> doFind ( String collectionName, org.bson.Document query, org.bson.Document fields, Class <T> entityClass, CursorPreparer preparer)
    Map the results of an ad-hoc query on the default MongoDB collection to a List of the specified type. The object is converted from the MongoDB native representation using an instance of . The query document is specified as a standard Document and so is the fields specification.
    Parameters:
    collectionName - name of the collection to retrieve the objects from.
    query - the query document that specifies the criteria used to find a record.
    fields - the document that specifies the fields to be returned.
    entityClass - the parameterized type of the returned list.
    preparer - allows for customization of the FindIterable used when iterating over the result set, (apply limits, skips and so on).
    Returns:
    the List of converted objects.
    T> List <T> doFind ( String collectionName, org.bson.Document query, org.bson.Document fields, Class <S> entityClass, @Nullable CursorPreparer preparer, org.springframework.data.mongodb.core.MongoTemplate.DocumentCallback<T> objectCallback)

    convertToDocument

    protected org.bson.Document convertToDocument ( @Nullable CollectionOptions collectionOptions, Class <?> targetType)
    Convert given CollectionOptions to a document and take the domain type information into account when creating a mapped schema for validation.
    Parameters:
    collectionOptions - can be null.
    targetType - must not be null. Use Object type instead.
    Returns:
    never null.
    Since:

    doFindAndRemove

    protected <T> T doFindAndRemove ( String collectionName, org.bson.Document query, org.bson.Document fields, org.bson.Document sort, @Nullable Collation collation, Class <T> entityClass)
    Map the results of an ad-hoc query on the default MongoDB collection to an object using the template's converter. The first document that matches the query is returned and also removed from the collection in the database.
    The query document is specified as a standard Document and so is the fields specification.
    Parameters:
    collectionName - name of the collection to retrieve the objects from
    query - the query document that specifies the criteria used to find a record
    entityClass - the parameterized type of the returned list.
    Returns:
    the List of converted objects.

    doFindAndModify

    protected <T> T doFindAndModify ( String collectionName, org.bson.Document query, org.bson.Document fields, org.bson.Document sort, Class <T> entityClass, UpdateDefinition update, @Nullable FindAndModifyOptions options)
    @Nullable protected <T> T doFindAndReplace ( String collectionName, org.bson.Document mappedQuery, org.bson.Document mappedFields, org.bson.Document mappedSort, @Nullable com.mongodb.client.model.Collation collation, Class <?> entityType, org.bson.Document replacement, FindAndReplaceOptions options, Class <T> resultType)
    Customize this part for findAndReplace.
    Parameters:
    collectionName - The name of the collection to perform the operation in.
    mappedQuery - the query to look up documents.
    mappedFields - the fields to project the result to.
    mappedSort - the sort to be applied when executing the query.
    collation - collation settings for the query. Can be null.
    entityType - the source domain type.
    replacement - the replacement Document .
    options - applicable options.
    resultType - the target domain type.
    Returns:
    null if object does not exist, return new is false and upsert is false.

    populateIdIfNecessary

    protected <T> T populateIdIfNecessary (T savedObject, Object id)
    Populates the id property of the saved object, if it's not set already.
    Parameters:
    savedObject -
     
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