org.codehaus.plexus.evaluator.sources
Class SystemPropertyExpressionSource

java.lang.Object
  org.codehaus.plexus.evaluator.sources.SystemPropertyExpressionSource

All Implemented Interfaces:

ExpressionSource

public class SystemPropertyExpressionSource

extends java.lang.Object

implements ExpressionSource

SystemPropertyExpressionSource

Version:

$Id: SystemPropertyExpressionSource.java 4589 2006-11-06 19:28:29Z joakime $

Author:

Joakim Erdfelt

Constructor Summary

SystemPropertyExpressionSource()

Method Summary

java.lang.String

getExpressionValue(java.lang.String expression) Gets a value for a provided Expression.

Methods inherited from class java.lang.Object

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

Constructor Detail

SystemPropertyExpressionSource

public SystemPropertyExpressionSource()

Method Detail

getExpressionValue

public java.lang.String getExpressionValue(java.lang.String expression)

Description copied from interface: ExpressionSource

Gets a value for a provided Expression.

Specified by:

getExpressionValue in interface ExpressionSource

Parameters:

expression - the expression to attempt to get a value for.

Returns:

the value for the expression, or null if no value found.