/*
* Copyright 2004-2015 the Seasar Foundation and the Others.
*
* 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 org.seasar.framework.aop.interceptors;
import java.io.Serializable;
import org.aopalliance.intercept.MethodInterceptor;
import org.aopalliance.intercept.MethodInvocation;
import org.seasar.framework.aop.Aspect;
import org.seasar.framework.aop.S2MethodInvocation;
import org.seasar.framework.aop.impl.AspectImpl;
import org.seasar.framework.aop.impl.PointcutImpl;
import org.seasar.framework.aop.proxy.AopProxy;
import org.seasar.framework.container.ComponentDef;
import org.seasar.framework.container.ContainerConstants;
/**
* {@link MethodInterceptor}を拡張するための抽象クラスです。
*
* @author higa
*
*/
public abstract class AbstractInterceptor implements MethodInterceptor,
Serializable {
static final long serialVersionUID = 0L;
/**
* {@link AopProxy}を作成します。
*
* @param proxyClass
* @return
*/
public Object createProxy(Class proxyClass) {
Aspect aspect = new AspectImpl(this, new PointcutImpl(
new String[] { ".*" }));
return new AopProxy(proxyClass, new Aspect[] { aspect }).create();
}
/**
* ターゲットクラスを返します。
*
* @param invocation
* メソッド呼び出し
* @return ターゲットクラス
*/
protected Class getTargetClass(MethodInvocation invocation) {
return ((S2MethodInvocation) invocation).getTargetClass();
}
/**
* コンポーネント定義を返します。
*
* @param invocation
* メソッド呼び出し
* @return コンポーネント定義
*/
protected ComponentDef getComponentDef(MethodInvocation invocation) {
if (invocation instanceof S2MethodInvocation) {
S2MethodInvocation impl = (S2MethodInvocation) invocation;
return (ComponentDef) impl
.getParameter(ContainerConstants.COMPONENT_DEF_NAME);
}
return null;
}
}