Package org.apache.tapestry5.ioc.internal.services

## Class MapSymbolProvider

- java.lang.Object
- - org.apache.tapestry5.ioc.internal.services.MapSymbolProvider

- All Implemented Interfaces:
    `SymbolProvider`

      public class MapSymbolProvider
      extends java.lang.Object
      implements SymbolProvider

  Provides symbol values from a Map of symbol names and symbol values (typically provided by a Tapestry IOC service configuration).

- - ### Constructor Summary

    Constructors
    Constructor | Description
    --- | ---
    `MapSymbolProvider​(java.util.Map<java.lang.String,​java.lang.String> configuration)` |

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method | Description
    --- | --- | ---
    `java.lang.String` | `valueForSymbol​(java.lang.String symbolName)` | Returns the value for the symbol, or null if this provider can not provide a value.

    - ### Methods inherited from class java.lang.Object

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

- - ### Constructor Detail

    - #### MapSymbolProvider

          public MapSymbolProvider​(java.util.Map<java.lang.String,​java.lang.String> configuration)

  - ### Method Detail

    - #### valueForSymbol

          public java.lang.String valueForSymbol​(java.lang.String symbolName)

      Description copied from interface: `SymbolProvider`
      Returns the value for the symbol, or null if this provider can not provide a value. The value itself may contain symbols that will be recursively expanded.
      Specified by:
        `valueForSymbol` in interface `SymbolProvider`
      Returns:
        the value or null