com.sun.faces.mock.MockELResolver Maven / Gradle / Ivy
/*
* $Id: MockELResolver.java,v 1.1 2005/10/18 17:47:53 edburns Exp $
*/
/*
* The contents of this file are subject to the terms
* of the Common Development and Distribution License
* (the License). You may not use this file except in
* compliance with the License.
*
* You can obtain a copy of the License at
* https://javaserverfaces.dev.java.net/CDDL.html or
* legal/CDDLv1.0.txt.
* See the License for the specific language governing
* permission and limitations under the License.
*
* When distributing Covered Code, include this CDDL
* Header Notice in each file and include the License file
* at legal/CDDLv1.0.txt.
* If applicable, add the following below the CDDL Header,
* with the fields enclosed by brackets [] replaced by
* your own identifying information:
* "Portions Copyrighted [year] [name of copyright owner]"
*
* [Name of File] [ver.__] [Date]
*
* Copyright 2005 Sun Microsystems Inc. All Rights Reserved
*/
package com.sun.faces.mock;
import java.util.Iterator;
import javax.faces.context.FacesContext;
import javax.el.ELResolver;
import javax.el.ELContext;
import javax.el.ELException;
/**
* Mock implementation of ELResolver that supports a
* limited subset of expression evaluation functionality:
*
*
* - Recognizes
applicationScope, requestScope,
* and sessionScope implicit names.
* - Searches in ascending scopes for non-reserved names.
*
*/
public class MockELResolver extends ELResolver {
private MockVariableResolver variableResolver = null;
private MockPropertyResolver propertyResolved = null;
// ------------------------------------------------------------ Constructors
public MockELResolver() {
variableResolver = new MockVariableResolver();
propertyResolved = new MockPropertyResolver();
}
public Object getValue(ELContext context, Object base, Object property)
throws ELException {
Object result = null;
FacesContext facesContext = (FacesContext)
context.getContext(FacesContext.class);
if (null == base) {
String name = (null != property) ? property.toString() : null;
try {
result = variableResolver.resolveVariable(facesContext, name);
}
catch (Throwable e) {
throw new ELException(e);
}
}
else {
try {
result = propertyResolved.getValue(base, property);
}
catch (Throwable e) {
throw new ELException(e);
}
}
context.setPropertyResolved(result != null);
return result;
}
public Class getType(ELContext context, Object base, Object property)
throws ELException {
Class result = null;
return result;
}
public void setValue(ELContext context, Object base, Object property,
Object value) throws ELException {
}
public boolean isReadOnly(ELContext context, Object base, Object property)
throws ELException {
boolean result = false;
return false;
}
public Iterator getFeatureDescriptors(ELContext context, Object base) {
return null;
}
public Class getCommonPropertyType(ELContext context, Object base) {
Class result = null;
return result;
}
}