PropertiesBasedValueSource

java.lang.Object
- org.codehaus.plexus.interpolation.AbstractValueSource
- - org.codehaus.plexus.interpolation.PropertiesBasedValueSource

All Implemented Interfaces:

ValueSource
```
public class PropertiesBasedValueSource
extends AbstractValueSource
```
ValueSource implementation that wraps a Properties instance, and does a simple lookup of the entire expression string as the parameter for Properties.getProperty(String), returning the result as the resolved value.

Version:

$Id$

Author:

jdcasey

- Constructor Summary
  
  Constructors
  Constructor Description
  
  PropertiesBasedValueSource(java.util.Properties properties)
  Wrap the specified Properties object for use as a value source.
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  java.lang.Object getValue(java.lang.String expression)
  - Methods inherited from class org.codehaus.plexus.interpolation.AbstractValueSource
    addFeedback, addFeedback, clearFeedback, getFeedback
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - PropertiesBasedValueSource
```
public PropertiesBasedValueSource(java.util.Properties properties)
```
    Wrap the specified Properties object for use as a value source. Nulls are allowed.
    
    Parameters:
    
    properties - The properties instance to wrap.
- Method Detail
  - getValue
```
public java.lang.Object getValue(java.lang.String expression)
```
    Returns:
    
    the result of Properties.getProperty(String), using the entire expression as the key to lookup. If the wrapped properties instance is null, simply return null.