/*
* 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.cocoon.servlet.node;
import org.apache.cocoon.pipeline.Pipeline;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
@Aspect
public class MimeTypeCollector {
private static final ThreadLocal<String> THREAD_LOCAL = new ThreadLocal<String>();
public static void clearMimeType() {
THREAD_LOCAL.set(null);
}
public static String getMimeType() {
return THREAD_LOCAL.get();
}
@Around("execution(* org.apache.cocoon.pipeline.Pipeline.execute(..))")
public Object interceptInvoke(ProceedingJoinPoint proceedingJoinPoint) throws Throwable {
Object result = proceedingJoinPoint.proceed();
Pipeline pipeline = (Pipeline) proceedingJoinPoint.getTarget();
String newValue = pipeline.getContentType();
if (newValue != null) {
THREAD_LOCAL.set(newValue);
}
return result;
}
}