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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to you under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.shale.test.el;

import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
import javax.el.ELContext;
import javax.el.ELResolver;
import javax.el.FunctionMapper;
import javax.el.VariableMapper;
import javax.faces.context.FacesContext;

/**
 * Mock implementation of ELContext.
 *
 * @since 1.0.4
 */

public class MockELContext extends ELContext {
    

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


    /** Creates a new instance of MockELContext */
    public MockELContext() {
    }
    

    // ------------------------------------------------------ Instance Variables


    private Map contexts = new HashMap();
    private FunctionMapper functionMapper = new MockFunctionMapper();
    private Locale locale = Locale.getDefault();
    private boolean propertyResolved;
    private VariableMapper variableMapper = new MockVariableMapper();


    // ----------------------------------------------------- Mock Object Methods



    // ------------------------------------------------------- ELContext Methods


    /** {@inheritDoc} */
    public Object getContext(Class key) {
        if (key == null) {
            throw new NullPointerException();
        }
        return contexts.get(key);
    }


    /** {@inheritDoc} */
    public ELResolver getELResolver() {
        FacesContext context = FacesContext.getCurrentInstance();
        return context.getApplication().getELResolver();
    }


    /** {@inheritDoc} */
    public FunctionMapper getFunctionMapper() {
        return this.functionMapper;
    }


    /** {@inheritDoc} */
    public Locale getLocale() {
        return this.locale;
    }


    /** {@inheritDoc} */
    public boolean isPropertyResolved() {
        return this.propertyResolved;
    }


    /** {@inheritDoc} */
    public void putContext(Class key, Object value) {
        if ((key == null) || (value == null)) {
            throw new NullPointerException();
        }
        contexts.put(key, value);
    }


    /** {@inheritDoc} */
    public void setPropertyResolved(boolean propertyResolved) {
        this.propertyResolved = propertyResolved;
    }


    /** {@inheritDoc} */
    public VariableMapper getVariableMapper() {
        return this.variableMapper;
    }


    /** {@inheritDoc} */
    public void setLocale(Locale locale) {
        this.locale = locale;
    }


}