org.ow2.util.substitution.resolver
Class ChainedResolver

java.lang.Object
  org.ow2.util.substitution.resolver.ChainedResolver

All Implemented Interfaces:

IPropertyResolver

public class ChainedResolver
extends Object
implements IPropertyResolver

Manage a List of IPropertyResolver. During resolution, the first non-null value returned by a resolver is used. Order is the one of the resolvers List.

Author:

Guillaume Sauthier

Constructor Summary

ChainedResolver()

Method Summary

List<IPropertyResolver>	getResolvers()
String	resolve(String expression)

Methods inherited from class java.lang.Object

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

Constructor Detail

ChainedResolver

public ChainedResolver()

Method Detail

getResolvers

public List<IPropertyResolver> getResolvers()

resolve

public String resolve(String expression)

Specified by:

resolve in interface IPropertyResolver

Parameters:

expression - a property name

Returns:

the value related to the expression, or null if not found.