| // |
| // ======================================================================== |
| // Copyright (c) 1995-2016 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.gzip; |
| |
| import static org.hamcrest.Matchers.nullValue; |
| import static org.junit.Assert.assertThat; |
| |
| import java.io.IOException; |
| |
| import javax.servlet.AsyncContext; |
| import javax.servlet.AsyncEvent; |
| import javax.servlet.AsyncListener; |
| import javax.servlet.ServletException; |
| import javax.servlet.ServletOutputStream; |
| import javax.servlet.http.HttpServletRequest; |
| import javax.servlet.http.HttpServletResponse; |
| |
| /** |
| * Respond with requested content, but via AsyncContext manipulation. |
| * <p> |
| * |
| * <pre> |
| * 1) startAsync |
| * 2) AsyncContext.setTimeout() |
| * 3) onTimeout() |
| * 4) send-response |
| * 5) AsyncContext.complete() |
| * </pre> |
| */ |
| @SuppressWarnings("serial") |
| public abstract class AsyncTimeoutCompleteWrite extends TestDirContentServlet implements AsyncListener |
| { |
| public static class Default extends AsyncTimeoutCompleteWrite |
| { |
| public Default() |
| { |
| super(true); |
| } |
| } |
| |
| public static class Passed extends AsyncTimeoutCompleteWrite |
| { |
| public Passed() |
| { |
| super(false); |
| } |
| } |
| |
| private final boolean originalReqResp; |
| |
| public AsyncTimeoutCompleteWrite(boolean originalReqResp) |
| { |
| this.originalReqResp = originalReqResp; |
| } |
| |
| @Override |
| protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException |
| { |
| assertThat("'filename' request attribute shouldn't be declared",request.getAttribute("filename"),nullValue()); |
| |
| AsyncContext ctx = (AsyncContext)request.getAttribute(this.getClass().getName()); |
| assertThat("AsyncContext (shouldn't be in request attribute)", ctx, nullValue()); |
| |
| if (originalReqResp) |
| { |
| // Use Original Request & Response |
| ctx = request.startAsync(); |
| } |
| else |
| { |
| // Pass Request & Response |
| ctx = request.startAsync(request,response); |
| } |
| String fileName = request.getServletPath(); |
| request.setAttribute("filename",fileName); |
| ctx.addListener(this); |
| ctx.setTimeout(20); |
| |
| // Setup indication of a redispatch (which this scenario shouldn't do) |
| request.setAttribute(this.getClass().getName(),ctx); |
| } |
| |
| @Override |
| public void onComplete(AsyncEvent event) throws IOException |
| { |
| } |
| |
| @Override |
| public void onTimeout(AsyncEvent event) throws IOException |
| { |
| HttpServletRequest request = (HttpServletRequest)event.getSuppliedRequest(); |
| HttpServletResponse response = (HttpServletResponse)event.getSuppliedResponse(); |
| |
| String fileName = (String)request.getAttribute("filename"); |
| 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); |
| |
| event.getAsyncContext().complete(); |
| } |
| |
| @Override |
| public void onError(AsyncEvent event) throws IOException |
| { |
| } |
| |
| @Override |
| public void onStartAsync(AsyncEvent event) throws IOException |
| { |
| } |
| } |