| // |
| // ======================================================================== |
| // 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.servlets.gzip; |
| |
| import java.io.IOException; |
| import java.util.concurrent.Executors; |
| import java.util.concurrent.ScheduledExecutorService; |
| import java.util.concurrent.TimeUnit; |
| |
| import javax.servlet.AsyncContext; |
| import javax.servlet.ServletConfig; |
| import javax.servlet.ServletException; |
| import javax.servlet.ServletOutputStream; |
| import javax.servlet.http.HttpServletRequest; |
| import javax.servlet.http.HttpServletResponse; |
| |
| @SuppressWarnings("serial") |
| public abstract class AsyncScheduledDispatchWrite extends TestDirContentServlet |
| { |
| public static class Default extends AsyncScheduledDispatchWrite |
| { |
| public Default() |
| { |
| super(true); |
| } |
| } |
| |
| public static class Passed extends AsyncScheduledDispatchWrite |
| { |
| public Passed() |
| { |
| super(false); |
| } |
| } |
| |
| private static class DispatchBack implements Runnable |
| { |
| private final AsyncContext ctx; |
| |
| public DispatchBack(AsyncContext ctx) |
| { |
| this.ctx = ctx; |
| } |
| |
| @Override |
| public void run() |
| { |
| ctx.dispatch(); |
| } |
| } |
| |
| private final boolean originalReqResp; |
| private ScheduledExecutorService scheduler; |
| |
| public AsyncScheduledDispatchWrite(boolean originalReqResp) |
| { |
| this.originalReqResp = originalReqResp; |
| } |
| |
| public void init(ServletConfig config) throws ServletException |
| { |
| super.init(config); |
| scheduler = Executors.newScheduledThreadPool(3); |
| } |
| |
| @Override |
| protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException |
| { |
| Boolean suspended = (Boolean)request.getAttribute("SUSPENDED"); |
| if (suspended == null || !suspended) |
| { |
| request.setAttribute("SUSPENDED",Boolean.TRUE); |
| AsyncContext ctx; |
| if (originalReqResp) |
| { |
| // Use Original Request & Response |
| ctx = request.startAsync(); |
| } |
| else |
| { |
| // Pass Request & Response |
| ctx = request.startAsync(request,response); |
| } |
| ctx.setTimeout(0); |
| scheduler.schedule(new DispatchBack(ctx),500,TimeUnit.MILLISECONDS); |
| } |
| else |
| { |
| String fileName = request.getServletPath(); |
| byte[] dataBytes = loadContentFileBytes(fileName); |
| |
| response.setContentLength(dataBytes.length); |
| |
| ServletOutputStream out = response.getOutputStream(); |
| |
| if (fileName.endsWith("txt")) |
| response.setContentType("text/plain"); |
| else if (fileName.endsWith("mp3")) |
| response.setContentType("audio/mpeg"); |
| response.setHeader("ETag","W/etag-" + fileName); |
| |
| out.write(dataBytes); |
| } |
| } |
| } |