| // |
| // ======================================================================== |
| // Copyright (c) 1995-2017 Mort Bay Consulting Pty. Ltd. |
| // ------------------------------------------------------------------------ |
| // All rights reserved. This program and the accompanying materials |
| // are made available under the terms of the Eclipse Public License v1.0 |
| // and Apache License v2.0 which accompanies this distribution. |
| // |
| // The Eclipse Public License is available at |
| // http://www.eclipse.org/legal/epl-v10.html |
| // |
| // The Apache License v2.0 is available at |
| // http://www.opensource.org/licenses/apache2.0.php |
| // |
| // You may elect to redistribute this code under either of these licenses. |
| // ======================================================================== |
| // |
| |
| package org.eclipse.jetty.server.handler; |
| |
| import java.io.IOException; |
| |
| import javax.servlet.AsyncEvent; |
| import javax.servlet.AsyncListener; |
| import javax.servlet.DispatcherType; |
| import javax.servlet.ServletException; |
| import javax.servlet.http.HttpServletRequest; |
| import javax.servlet.http.HttpServletResponse; |
| |
| import org.eclipse.jetty.server.AsyncContextState; |
| import org.eclipse.jetty.server.Request; |
| import org.eclipse.jetty.server.RequestLog; |
| import org.eclipse.jetty.server.Response; |
| import org.eclipse.jetty.util.component.AbstractLifeCycle; |
| import org.eclipse.jetty.util.log.Log; |
| import org.eclipse.jetty.util.log.Logger; |
| |
| |
| |
| /** |
| * RequestLogHandler. |
| * This handler can be used to wrap an individual context for context logging. |
| * |
| * |
| * @org.apache.xbean.XBean |
| */ |
| public class RequestLogHandler extends HandlerWrapper |
| { |
| private static final Logger LOG = Log.getLogger(RequestLogHandler.class); |
| private RequestLog _requestLog; |
| private final AsyncListener _listener = new AsyncListener() |
| { |
| |
| @Override |
| public void onTimeout(AsyncEvent event) throws IOException |
| { |
| |
| } |
| |
| @Override |
| public void onStartAsync(AsyncEvent event) throws IOException |
| { |
| event.getAsyncContext().addListener(this); |
| } |
| |
| @Override |
| public void onError(AsyncEvent event) throws IOException |
| { |
| HttpServletResponse response = (HttpServletResponse)event.getAsyncContext().getResponse(); |
| if (!response.isCommitted()) |
| response.setStatus(500); |
| |
| } |
| |
| @Override |
| public void onComplete(AsyncEvent event) throws IOException |
| { |
| AsyncContextState context = (AsyncContextState)event.getAsyncContext(); |
| Request request=context.getHttpChannelState().getBaseRequest(); |
| Response response=request.getResponse(); |
| _requestLog.log(request,response); |
| } |
| }; |
| |
| /* ------------------------------------------------------------ */ |
| /* |
| * @see org.eclipse.jetty.server.server.Handler#handle(java.lang.String, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse, int) |
| */ |
| @Override |
| public void handle(String target, Request baseRequest, HttpServletRequest request, HttpServletResponse response) |
| throws IOException, ServletException |
| { |
| try |
| { |
| super.handle(target, baseRequest, request, response); |
| } |
| catch(Error|IOException|ServletException|RuntimeException e) |
| { |
| if (!response.isCommitted() && !baseRequest.getHttpChannelState().isAsync()) |
| response.setStatus(500); |
| throw e; |
| } |
| finally |
| { |
| if (_requestLog != null && baseRequest.getDispatcherType().equals(DispatcherType.REQUEST)) |
| { |
| if (baseRequest.getHttpChannelState().isAsync()) |
| { |
| if (baseRequest.getHttpChannelState().isInitial()) |
| baseRequest.getAsyncContext().addListener(_listener); |
| } |
| else |
| _requestLog.log(baseRequest, (Response)response); |
| } |
| } |
| } |
| |
| /* ------------------------------------------------------------ */ |
| public void setRequestLog(RequestLog requestLog) |
| { |
| updateBean(_requestLog,requestLog); |
| _requestLog=requestLog; |
| } |
| |
| /* ------------------------------------------------------------ */ |
| public RequestLog getRequestLog() |
| { |
| return _requestLog; |
| } |
| |
| /* ------------------------------------------------------------ */ |
| @Override |
| protected void doStart() throws Exception |
| { |
| if (_requestLog==null) |
| { |
| LOG.warn("!RequestLog"); |
| _requestLog=new NullRequestLog(); |
| } |
| super.doStart(); |
| } |
| |
| /* ------------------------------------------------------------ */ |
| @Override |
| protected void doStop() throws Exception |
| { |
| super.doStop(); |
| if (_requestLog instanceof NullRequestLog) |
| _requestLog=null; |
| } |
| |
| /* ------------------------------------------------------------ */ |
| /* ------------------------------------------------------------ */ |
| /* ------------------------------------------------------------ */ |
| private static class NullRequestLog extends AbstractLifeCycle implements RequestLog |
| { |
| @Override |
| public void log(Request request, Response response) |
| { |
| } |
| } |
| } |