/**
* 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
* <p/>
* http://www.apache.org/licenses/LICENSE-2.0
* <p/>
* 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.hadoop.gateway.filter;
import org.apache.hadoop.gateway.audit.api.CorrelationContext;
import org.apache.hadoop.gateway.audit.api.CorrelationServiceFactory;
import org.eclipse.jetty.server.Request;
import org.eclipse.jetty.server.handler.HandlerWrapper;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.UUID;
public class CorrelationHandler extends HandlerWrapper {
@Override
public void handle( String target, Request baseRequest, HttpServletRequest request, HttpServletResponse response )
throws IOException, ServletException {
CorrelationContext correlationContext = CorrelationServiceFactory.getCorrelationService().createContext();
correlationContext.setRequestId( UUID.randomUUID().toString() );
try {
super.handle( target, baseRequest, request, response );
} finally {
correlationContext.destroy();
}
}
}