/*
* 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.usergrid.persistence.cassandra.util;
import javax.annotation.Resource;
import org.aspectj.lang.ProceedingJoinPoint;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Use Aspects to apply a trace
*
* @author zznate
*/
public class TraceTagAspect {
private static final Logger logger = LoggerFactory.getLogger( TraceTagAspect.class );
@Resource
private TraceTagManager traceTagManager;
public Object applyTrace( ProceedingJoinPoint pjp ) throws Throwable {
String tagName = pjp.toLongString();
if (logger.isTraceEnabled()) {
logger.trace("Applying trace on {}", tagName);
}
TimedOpTag timedOpTag = traceTagManager.timerInstance();
boolean success = true;
try {
return pjp.proceed();
}
catch ( Exception e ) {
success = false;
throw e;
}
finally {
timedOpTag.stopAndApply( tagName, success );
traceTagManager.addTimer( timedOpTag );
if (logger.isTraceEnabled()) {
logger.trace("TimedOpTag added in Aspect on {}", tagName);
}
}
}
}