001    /**
002     * Copyright 2004-2013 The Kuali Foundation
003     *
004     * Licensed under the Educational Community 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.opensource.org/licenses/ecl2.php
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     */
016    package org.kuali.hr.time.web;
017    
018    import java.io.IOException;
019    import java.util.Date;
020    
021    import javax.servlet.ServletException;
022    import javax.servlet.http.HttpServletRequest;
023    import javax.servlet.http.HttpServletResponse;
024    
025    import org.apache.commons.lang.StringUtils;
026    import org.apache.log4j.Logger;
027    import org.kuali.hr.time.util.TKContext;
028    import org.kuali.rice.kns.web.struts.action.KualiRequestProcessor;
029    
030    public class TKRequestProcessor extends KualiRequestProcessor {
031            
032            private static final Logger LOG = Logger.getLogger(TKRequestProcessor.class);
033            private static final String PRIVACY_POLICY_KEY = "P3P";
034            private static final String PRIVACY_POLICY_VALUE = "CP=\"CAO DSP COR CURa ADMa DEVa CUSo TAIa PSAa PSDa OUR STP ONL UNI COM NAV INT DEM STA PRE\"";
035            
036            @Override
037            public void process(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException {
038    
039            // Make sure ThreadLocal context is clean before doing anything else -
040            // Tomcat uses a threadpool, and the ThreadLocals do not automatically die.
041                    
042                    Date startTime = new Date();
043                    
044                    TKContext.clear();
045                    TKContext.setHttpServletRequest(request);
046                    super.process(request, response);
047    
048                    String header = " Browser: " + request.getHeader("User-Agent");
049                    if (StringUtils.isBlank(header)) {
050                            header = "No header found";
051                    }
052                    
053                    response.setHeader(PRIVACY_POLICY_KEY, PRIVACY_POLICY_VALUE);
054                    
055                    long totalTime = System.currentTimeMillis() - startTime.getTime();
056                    
057                    LOG.info(new StringBuffer("Finished processing :: PERFORMANCE :: [[[Total Time: " + totalTime + "ms]]] ").append(request.getRequestURL()).append(header));
058                    
059            }
060    
061    }