AopInvocation.java example

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/*
 * Copyright 2008-2009 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 net.hasor.core.classcode.aop;
import java.lang.reflect.Method;
/**
 *
 * @version : 2014-7-17
 * @author 赵永春(zyc@hasor.net)
 */
public interface AopInvocation {
    /**
     * Gets the method being called.
     * @return the method being called.
     */
    public Method getMethod();

    /**
     * Get the arguments as an array object.
     * It is possible to change element values within this array to change the arguments.
     * @return the argument of the invocation
     */
    public Object[] getArguments();

    /**
     * Proceeds to the next interceptor in the chain.
     * <p>The implementation and the semantics of this method depends on the actual joinpoint type (see the children interfaces).
     * @return see the children interfaces' proceed definition.
     * @throws Throwable if the joinpoint throws an exception.
     */
    public Object proceed() throws Throwable;

    /** Returns the object that holds the current joinpoint's static part.
     * <p>For instance, the target object for an invocation.
     * @return the object (can be null if the accessible object is
     */
    public Object getThis();
}