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/*
 * $Id: MockPropertyResolver.java,v 1.2 2006/03/16 19:41:24 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.lang.reflect.InvocationTargetException;
import java.util.Map;
import javax.faces.el.EvaluationException;
import javax.faces.el.PropertyNotFoundException;
import javax.faces.el.PropertyResolver;
import org.apache.commons.beanutils.PropertyUtils;


/**
 * Mock implementation of {@link PropertyResolver} that supports a limited
 * subset of expression evaluation functionality:
 * 
 * Supports getValue() and setValue() methods
 *     that take a String second argument.
 * Supports property getting and setting as provided by
 *     PropertyUtils.getSimpleProperty() and
 *     PropertyUtils.setSimpleProperty().
 * 
 */

public class MockPropertyResolver extends PropertyResolver {


    // ------------------------------------------------------------ Constructors


    // ------------------------------------------------ PropertyResolver Methods


    public Object getValue(Object base, Object property)
        throws EvaluationException, PropertyNotFoundException {

        if (base == null) {
            throw new NullPointerException();
        }
	String name = property.toString();
        try {
            if (base instanceof Map) {
                Map map = (Map) base;
                if (map.containsKey(name)) {
                    return (map.get(name));
                } else {
                    throw new PropertyNotFoundException(name);
                }
            } else {
                return (PropertyUtils.getSimpleProperty(base, name));
            }
        } catch (IllegalAccessException e) {
            throw new EvaluationException(e);
        } catch (InvocationTargetException e) {
            throw new EvaluationException(e.getTargetException());
        } catch (NoSuchMethodException e) {
            throw new PropertyNotFoundException(name);
        }

    }


    public Object getValue(Object base, int index)
        throws PropertyNotFoundException {

        throw new UnsupportedOperationException();

    }


    public void setValue(Object base, Object property, Object value)
        throws PropertyNotFoundException {

        if (base == null) {
            throw new NullPointerException();
        }
	String name = property.toString();
        try {
            if (base instanceof Map) {
                ((Map) base).put(name, value);
            } else {
                PropertyUtils.setSimpleProperty(base, name, value);
            }
        } catch (IllegalAccessException e) {
            throw new EvaluationException(e);
        } catch (InvocationTargetException e) {
            throw new EvaluationException(e.getTargetException());
        } catch (NoSuchMethodException e) {
            throw new PropertyNotFoundException(name);
        }

    }


    public void setValue(Object base, int index, Object value)
        throws PropertyNotFoundException {

        throw new UnsupportedOperationException();

    }


    public boolean isReadOnly(Object base, Object property)
        throws PropertyNotFoundException {

        throw new UnsupportedOperationException();

    }


    public boolean isReadOnly(Object base, int index)
        throws PropertyNotFoundException {

        throw new UnsupportedOperationException();

    }


    public Class getType(Object base, Object property)
        throws PropertyNotFoundException {

        throw new UnsupportedOperationException();

    }


    public Class getType(Object base, int index)
        throws PropertyNotFoundException {

        throw new UnsupportedOperationException();

    }




}