net.hasor.cobble.dynamic.MethodInvocation Maven / Gradle / Ivy
/*
* 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.cobble.dynamic;
import java.lang.reflect.Method;
/**
* Description of an invocation to a method, given to an interceptor
* upon method-call.
*
* A method invocation is a joinpoint and can be intercepted by a
* method interceptor.
*
* copy from org.aopalliance.intercept.MethodInvocation,and its extends types
* @version : 2014-7-17
* @author Rod Johnson
* @author 赵永春 ([email protected])
* @see MethodInterceptor
*/
public interface MethodInvocation {
boolean isProxy();
/**
* Gets the method being called.
* @return the method being called.
*/
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
*/
Object[] getArguments();
/**
* Proceeds to the next interceptor in the chain.
*
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.
*/
Object proceed() throws Throwable;
/** Returns the object that holds the current join point's static part.
*
For instance, the target object for an invocation.
* @return the object (can be null if the accessible object is
*/
Object getThis();
}