/*
* Copyright 2008 biaoping.yin
*
* 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.frameworkset.spi.interceptor;
import java.lang.reflect.Method;
import com.frameworkset.proxy.Interceptor;
/**
*
*
* <p>Title: InterceptorChain.java</p>
*
* <p>Description: 拦截器执行顺序链</p>
*
* <p>Copyright: Copyright (c) 2007</p>
*
* <p>bboss workgroup</p>
* @Date Aug 11, 2008 3:51:49 PM
* @author biaoping.yin,尹标平
* @version 1.0
*/
public class InterceptorChain implements Interceptor {
protected Interceptor next;
protected Interceptor current;
protected boolean istx = false;
// private static final Logger log = Logger.getLogger(InterceptorChain.class);
public InterceptorChain(Interceptor current,Interceptor next)
{
this(current,next,false);
}
public InterceptorChain(Interceptor current,Interceptor next,boolean istx)
{
this.current = current;
this.next = next;
this.istx = istx;
}
public void after(Method method, Object[] args) throws Throwable {
try
{
if(next != null)
this.next.after(method, args);
this.current.after(method, args);
}
catch(Exception e)
{
// log.error("",e);
throw e;
}
finally
{
// try
// {
// this.current.after(method, args);
// }
// catch(Exception e)
// {
// if(this.istx)
// throw e;
// log.error("",e);
// }
}
}
public void afterFinally(Method method, Object[] args) throws Throwable {
try
{
if(next != null)
this.next.afterFinally(method, args);
this.current.afterFinally(method, args);
}
catch(Exception e)
{
// log.info("",e);
throw e;
}
finally
{
// try
// {
// this.current.afterFinally(method, args);
// }
// catch(Exception e)
// {
// if(this.istx )
// throw e;
//
//
//
// }
}
}
public void afterThrowing(Method method, Object[] args, Throwable throwable) throws Throwable {
try
{
if(next != null)
this.next.afterThrowing(method, args, throwable);
this.current.afterThrowing(method, args, throwable);
}
catch(Exception e)
{
throw e;
// log.info("",e);
}
finally
{
// try
// {
// this.current.afterThrowing(method, args, throwable);
// }
// catch(Exception e)
// {
// if(this.istx)
// throw e;
// log.info("",e);
// }
}
}
public void afterThrowing(Method method, Object[] args) throws Throwable {
try
{
if(next != null)
this.next.afterThrowing(method, args, null);
this.current.afterThrowing(method, args, null);
}
catch(Exception e)
{
throw e;
}
finally
{
// try
// {
// this.current.afterThrowing(method, args, null);
// }
// catch(Exception e)
// {
// if(this.istx)
// throw e;
// log.info("",e);
// }
}
}
public void before(Method method, Object[] args) throws Throwable {
try
{
this.current.before(method, args);
if(next != null)
this.next.before(method, args);
}
catch(InterruptionException e)
{
throw e;
}
catch(Exception e)
{
// if(istx)
// throw e;
// log.info("",e);
throw e;
}
}
}