| // |
| // ======================================================================== |
| // Copyright (c) 1995-2014 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.ServletException; |
| import javax.servlet.http.HttpServletRequest; |
| import javax.servlet.http.HttpServletResponse; |
| |
| import org.eclipse.jetty.io.EndPoint; |
| import org.eclipse.jetty.server.AbstractHttpConnection; |
| import org.eclipse.jetty.server.Request; |
| |
| /** |
| * Handler to adjust the idle timeout of requests while dispatched. |
| * |
| * <p>Can be applied in jetty.xml with |
| * <pre> |
| * <Get id='handler' name='Handler'/> |
| * <Set name='Handler'> |
| * <New id='idleTimeoutHandler' class='org.eclipse.jetty.server.handler.IdleTimeoutHandler'> |
| * <Set name='Handler'><Ref id='handler'/></Set> |
| * <Set name='IdleTimeoutMs'>5000</Set> |
| * </New> |
| * </Set> |
| * </pre> |
| */ |
| public class IdleTimeoutHandler extends HandlerWrapper |
| { |
| private int _idleTimeoutMs = 1000; |
| private boolean _applyToAsync = false; |
| |
| |
| public boolean isApplyToAsync() |
| { |
| return _applyToAsync; |
| } |
| |
| /** |
| * Should the adjusted idle time be maintained for asynchronous requests |
| * @param applyToAsync true if alternate idle timeout is applied to asynchronous requests |
| */ |
| public void setApplyToAsync(boolean applyToAsync) |
| { |
| _applyToAsync = applyToAsync; |
| } |
| |
| public long getIdleTimeoutMs() |
| { |
| return _idleTimeoutMs; |
| } |
| |
| /** |
| * @param idleTimeoutMs The idle timeout in MS to apply while dispatched or async |
| */ |
| public void setIdleTimeoutMs(int _idleTimeoutMs) |
| { |
| this._idleTimeoutMs = _idleTimeoutMs; |
| } |
| |
| |
| @Override |
| public void handle(String target, Request baseRequest, HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException |
| { |
| AbstractHttpConnection connection = AbstractHttpConnection.getCurrentConnection(); |
| final EndPoint endp = connection==null?null:connection.getEndPoint(); |
| |
| final int idle_timeout; |
| if (endp==null) |
| idle_timeout=-1; |
| else |
| { |
| idle_timeout=endp.getMaxIdleTime(); |
| endp.setMaxIdleTime(_idleTimeoutMs); |
| } |
| |
| try |
| { |
| super.handle(target,baseRequest,request,response); |
| } |
| finally |
| { |
| if (endp!=null) |
| { |
| if (_applyToAsync && request.isAsyncStarted()) |
| { |
| request.getAsyncContext().addListener(new AsyncListener() |
| { |
| @Override |
| public void onTimeout(AsyncEvent event) throws IOException |
| { |
| } |
| |
| @Override |
| public void onStartAsync(AsyncEvent event) throws IOException |
| { |
| } |
| |
| @Override |
| public void onError(AsyncEvent event) throws IOException |
| { |
| endp.setMaxIdleTime(idle_timeout); |
| } |
| |
| @Override |
| public void onComplete(AsyncEvent event) throws IOException |
| { |
| endp.setMaxIdleTime(idle_timeout); |
| } |
| }); |
| } |
| else |
| { |
| endp.setMaxIdleTime(idle_timeout); |
| } |
| } |
| } |
| } |
| } |