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/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can obtain
* a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
* or glassfish/bootstrap/legal/LICENSE.txt. See the License for the specific
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*
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* file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
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* as provided by Sun in the GPL Version 2 section of the License file that
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* Header, with the fields enclosed by brackets [] replaced by your own
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package com.sun.faces.scripting;
import java.beans.FeatureDescriptor;
import java.util.Iterator;
import javax.el.ELContext;
import javax.el.ELResolver;
import javax.faces.FacesException;
/**
* Proxy instance for a groovy-based ELResolvers. This allows the ELResolver
* to remain registered in the application while picking up changes at runtime
* from the associated groovy script.
*/
public class ELResolverProxy extends ELResolver {
private String scriptName;
// ------------------------------------------------------------ Constructors
public ELResolverProxy(String scriptName) {
this.scriptName = scriptName;
}
// ------------------------------------------------- Methods from ELResolver
public Object getValue(ELContext elContext, Object o, Object o1) {
return getGroovyDelegate().getValue(elContext, o, o1);
}
public Class getType(ELContext elContext, Object o, Object o1) {
return getGroovyDelegate().getType(elContext, o, o1);
}
public void setValue(ELContext elContext, Object o, Object o1, Object o2) {
getGroovyDelegate().setValue(elContext, o, o1, o2);
}
public boolean isReadOnly(ELContext elContext, Object o, Object o1) {
return getGroovyDelegate().isReadOnly(elContext, o, o1);
}
public Iterator getFeatureDescriptors(ELContext elContext,
Object o) {
return getGroovyDelegate().getFeatureDescriptors(elContext, o);
}
public Class getCommonPropertyType(ELContext elContext, Object o) {
return getGroovyDelegate().getCommonPropertyType(elContext, o);
}
// --------------------------------------------------------- Private Methods
private ELResolver getGroovyDelegate() {
try {
return ((ELResolver) GroovyHelper.newInstance(scriptName));
} catch (Exception e) {
throw new FacesException(e);
}
}
}
