MapPropertySource (Spring Framework 6.1.6 API)

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java.lang.Object

org.springframework.core.env.PropertySource <T>

org.springframework.core.env.EnumerablePropertySource < Map < String , Object >>

org.springframework.core.env.MapPropertySource

public class MapPropertySource extends EnumerablePropertySource < Map < String , Object >>


        PropertySource

that reads keys and values from a

Map

object. The underlying map should not contain any


       null

values in order to comply with


        getProperty(java.lang.String)

and


        containsProperty(java.lang.String)

semantics.

Since:

Author:

Chris Beams, Juergen Hoeller

Nested Class Summary

Nested classes/interfaces inherited from class org.springframework.core.env. PropertySource


      
       PropertySource.StubPropertySource


      
       containsProperty
      
      
      (
      
       String
      
      name)

Return whether this


      PropertySource

contains a property with the given name.


      
       Object


      
       getProperty
      
      
      (
      
       String
      
      name)

Return the value associated with the given name, or


      null

if not found.


      
       String
      
      []


      
       getPropertyNames
      
      ()

Return the names of all properties contained by the source object (never


      null

Methods inherited from class org.springframework.core.env. PropertySource


     
      equals
     
     ,
     
      getName
     
     ,
     
      getSource
     
     ,
     
      hashCode
     
     ,
     
      named
     
     ,
     
      toString

Methods inherited from class java.lang. Object


    
     clone
    
    ,
    
     finalize
    
    ,
    
     getClass
    
    ,
    
     notify
    
    ,
    
     notifyAll
    
    ,
    
     wait
    
    ,
    
     wait
    
    ,
    
     wait

public MapPropertySource ( String name, Map < String , Object > source)

Create a new


    MapPropertySource

with the given name and

Map

Parameters:


    name

- the associated name


    source

- the Map source (without


    null

values in order to get consistent


     getProperty(java.lang.String)

and


     containsProperty(java.lang.String)

behavior)

@Nullable public Object getProperty ( String name)

Description copied from class:


     
      PropertySource

Return the value associated with the given name, or


    null

if not found.

Specified by:


    
     getProperty

in class


    
     PropertySource
    
    <
    
     Map
    
    <
    
     String
    
    ,
    
    
     Object
    
    >>

Parameters:


    name

- the property to find

containsProperty

public boolean containsProperty ( String name)

Description copied from class:


     
      EnumerablePropertySource

Return whether this


    PropertySource

contains a property with the given name.

This implementation checks for the presence of the given name within the EnumerablePropertySource.getPropertyNames() array.

Overrides:


    
     containsProperty

in class


    
     EnumerablePropertySource
    
    <
    
     Map
    
    <
    
     String
    
    ,
    
    
     Object
    
    >>

Parameters:


    name

- the name of the property to find

getPropertyNames

public String [] getPropertyNames ()

Description copied from class:


     
      EnumerablePropertySource

Return the names of all properties contained by the source object (never


    null

Specified by:


    
     getPropertyNames

in class


    
     EnumerablePropertySource
    
    <
    
     Map
    
    <
    
     String
    
    ,
    
    
     Object
    
    >>