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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.tuscany.sca.aspectj;
import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.annotation.After;
import org.aspectj.lang.annotation.AfterReturning;
import org.aspectj.lang.annotation.AfterThrowing;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;
import org.aspectj.lang.annotation.Pointcut;
/**
* @version $Rev$ $Date$
*/
@Aspect
public abstract class TracingAspect {
@Pointcut("")
protected abstract void entry();
@Pointcut("")
protected abstract void withinScope();
@Pointcut("call(* java..*.*(..))")
protected void exit() {
}
@Pointcut("entry() && !cflowbelow(entry())")
void start() {
}
// @Pointcut("withinScope() && cflow(entry()) && !cflow(exit()) && !within(org.apache.tuscany.sca.aspectj.*Aspect) && !within(*.toString)")
@Pointcut("withinScope() && entry()")
// @Pointcut("withinScope() && entry()&& !cflow(execution(String toString())")
void trace() {
}
@Pointcut("!handler(*) && !preinitialization(new(..))")
protected void supportsAfterAdvice() {
}
@Before("start()")
public void beforeStart() {
startLog();
}
@Before("trace() && supportsAfterAdvice()")
public void beforeTrace(JoinPoint jp) {
logEnter(jp);
}
@AfterReturning(pointcut = "trace() && supportsAfterAdvice()", returning = "result")
public void afterReturning(JoinPoint jp, Object result) {
logExit(jp, result);
}
@AfterThrowing(pointcut = "trace() && supportsAfterAdvice()", throwing = "e")
public void afterThrowing(JoinPoint jp, Throwable e) {
logThrowable(jp, e);
}
@After("start()")
public void afterStart() {
completeLog();
}
protected abstract void logEnter(JoinPoint jp);
protected abstract void logExit(JoinPoint jp, Object result);
protected abstract void logThrowable(JoinPoint jp, Throwable throwable);
protected abstract void startLog();
protected abstract void completeLog();
}
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