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Groovy example source code file (PropertyAccessInterceptor.java)

This example Groovy source code file (PropertyAccessInterceptor.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Groovy tags/keywords

interceptor, interceptor, object, object, propertyaccessinterceptor, propertyaccessinterceptor, string, string

The Groovy PropertyAccessInterceptor.java source code

/*
 * Copyright 2003-2007 the original author or authors.
 *
 * 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 groovy.lang;

/**
 * <p>An interface that adds the ability to intercept
 * property getters/setters
 *
 * @author Graeme Rocher
 * @since Oct 24, 2005
 */
public interface PropertyAccessInterceptor extends Interceptor {

    /**
     * Intercepts a getXXX call and returns a result. The result is replaced by the
     * real value if doGet() return false
     *
     * @param object   The target object
     * @param property The property to get
     * @return A value supplied by the interceptor
     */
    Object beforeGet(Object object, String property);

    /**
     * Intercepts a setXXX call
     *
     * @param object   The target object
     * @param property The property to set
     * @param newValue The new value
     */
    void beforeSet(Object object, String property, Object newValue);

}

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