/**************************************************************************************
* Copyright (c) Jonas Bon�r, Alexandre Vasseur. All rights reserved. *
* http://aspectwerkz.codehaus.org *
* ---------------------------------------------------------------------------------- *
* The software in this package is published under the terms of the QPL license *
* a copy of which has been included with this distribution in the license.txt file. *
**************************************************************************************/
package examples.attribdef.logging;
import org.codehaus.aspectwerkz.attribdef.aspect.Aspect;
import org.codehaus.aspectwerkz.joinpoint.JoinPoint;
import org.codehaus.aspectwerkz.joinpoint.MethodJoinPoint;
import org.codehaus.aspectwerkz.joinpoint.FieldJoinPoint;
/**
* @Aspect
*
* @author <a href="mailto:jboner@codehaus.org">Jonas Bon�r</a>
*/
public abstract class AbstractLoggingAspect extends Aspect {
private int m_level = 0;
/**
* @Around methodsToLog1
* @Around methodsToLog2
* @Around methodsToLog3
*/
public Object logMethod(final JoinPoint joinPoint) throws Throwable {
MethodJoinPoint jp = (MethodJoinPoint)joinPoint;
indent();
System.out.println("--> " + jp.getTargetClass().getName() + "::" + jp.getMethodName());
m_level++;
final Object result = joinPoint.proceed();
m_level--;
indent();
System.out.println("<-- " + jp.getTargetClass().getName() + "::" + jp.getMethodName());
return result;
}
/**
* @Before logSet
* @Before logGet
*/
public void logEntry(final JoinPoint joinPoint) throws Throwable {
FieldJoinPoint jp = (FieldJoinPoint)joinPoint;
System.out.println("ENTER: " + jp.getTargetClass().getName() + "::" + jp.getFieldName());
}
/**
* @After logSet
* @After logGet
*/
public void logExit(final JoinPoint joinPoint) throws Throwable {
FieldJoinPoint jp = (FieldJoinPoint)joinPoint;
System.out.println("EXIT: " + jp.getTargetClass().getName() + "::" + jp.getFieldName());
}
private void indent() {
for (int i = 0; i < m_level; i++) {
System.out.print(" ");
}
}
}