Package com.opensymphony.xwork2.ognl.accessor

Source Code of com.opensymphony.xwork2.ognl.accessor.ObjectProxyPropertyAccessor

/*
* Copyright 2002-2006,2009 The Apache Software Foundation.
*
* Licensed 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 com.opensymphony.xwork2.ognl.accessor;

import com.opensymphony.xwork2.ognl.ObjectProxy;
import com.opensymphony.xwork2.util.reflection.ReflectionContextState;
import ognl.OgnlException;
import ognl.OgnlRuntime;
import ognl.PropertyAccessor;
import ognl.OgnlContext;

import java.util.Map;

/**
* Is able to access (set/get) properties on a given object.
* <p/>
* Uses Ognl internal.
*
* @author Gabe
*/
public class ObjectProxyPropertyAccessor implements PropertyAccessor {

    /**
     * Used by OGNl to generate bytecode
     */
    public String getSourceAccessor(OgnlContext context, Object target, Object index) {
        return null//To change body of implemented methods use File | Settings | File Templates.
    }

    /**
     * Used by OGNl to generate bytecode
     */
    public String getSourceSetter(OgnlContext context, Object target, Object index) {
        return null
    }

    public Object getProperty(Map context, Object target, Object name) throws OgnlException {
        ObjectProxy proxy = (ObjectProxy) target;
        setupContext(context, proxy);

        return OgnlRuntime.getPropertyAccessor(proxy.getValue().getClass()).getProperty(context, target, name);

    }

    public void setProperty(Map context, Object target, Object name, Object value) throws OgnlException {
        ObjectProxy proxy = (ObjectProxy) target;
        setupContext(context, proxy);

        OgnlRuntime.getPropertyAccessor(proxy.getValue().getClass()).setProperty(context, target, name, value);
    }

    /**
     * Sets up the context with the last property and last class
     * accessed.
     *
     * @param context
     * @param proxy
     */
    private void setupContext(Map context, ObjectProxy proxy) {
        ReflectionContextState.setLastBeanClassAccessed(context, proxy.getLastClassAccessed());
        ReflectionContextState.setLastBeanPropertyAccessed(context, proxy.getLastPropertyAccessed());
    }
}
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