001/* 002 * (C) Copyright 2015 Nuxeo SA (http://nuxeo.com/) and others. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016package org.nuxeo.ecm.platform.web.common.requestcontroller.filter; 017 018import java.io.IOException; 019 020import javax.servlet.FilterChain; 021import javax.servlet.FilterConfig; 022import javax.servlet.ServletException; 023import javax.servlet.ServletRequest; 024import javax.servlet.ServletResponse; 025 026import org.nuxeo.runtime.trackers.concurrent.ThreadEvent; 027 028public class NuxeoThreadTrackerFilter implements javax.servlet.Filter { 029 030 @Override 031 public void init(FilterConfig filterConfig) throws ServletException { 032 } 033 034 @Override 035 public void destroy() { 036 } 037 038 @Override 039 public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, 040 ServletException { 041 ThreadEvent.onEnter(this, false).send(); 042 try { 043 chain.doFilter(request, response); 044 } finally { 045 ThreadEvent.onLeave(this).send(); 046 } 047 } 048 049}