ResponseCacheStream.java revision 6073:cea72c2bf071
1/* 2 * Copyright (c) 2005, 2012, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24/* 25 * @test 26 * @bug 6262486 27 * @library ../../httptest/ 28 * @build HttpCallback TestHttpServer ClosedChannelList HttpTransaction 29 * @run main/othervm -Dhttp.keepAlive=false ResponseCacheStream 30 * @summary COMPATIBILITY: jagex_com - Monkey Puzzle applet fails to load 31 */ 32 33import java.net.*; 34import java.io.*; 35import java.util.*; 36 37public class ResponseCacheStream implements HttpCallback { 38 39 void okReply (HttpTransaction req) throws IOException { 40 req.setResponseEntityBody ("Hello, This is the response body. Let's make it as long as possible since we need to test the cache mechanism."); 41 req.sendResponse (200, "Ok"); 42 System.out.println ("Server: sent response"); 43 req.orderlyClose(); 44 } 45 46 public void request (HttpTransaction req) { 47 try { 48 okReply (req); 49 } catch (IOException e) { 50 e.printStackTrace(); 51 } 52 } 53 54 static class MyCacheRequest extends CacheRequest { 55 private OutputStream buf = null; 56 57 public MyCacheRequest(OutputStream out) { 58 buf = out; 59 } 60 61 public OutputStream getBody() throws IOException { 62 return buf; 63 } 64 65 /** 66 * Aborts the attempt to cache the response. If an IOException is 67 * encountered while reading the response or writing to the cache, 68 * the current cache store operation will be abandoned. 69 */ 70 public void abort() { 71 } 72 73 } 74 75 static class MyResponseCache extends ResponseCache { 76 private ByteArrayOutputStream buf = new ByteArrayOutputStream(1024); 77 78 public MyResponseCache() { 79 } 80 81 public CacheRequest put(URI uri, URLConnection conn) throws IOException { 82 return new MyCacheRequest(buf); 83 } 84 85 public CacheResponse get(URI uri, String rqstMethod, Map<String, List<String>> rqstHeaders) throws IOException { 86 return null; 87 } 88 89 public byte[] getBuffer() { 90 return buf.toByteArray(); 91 } 92 } 93 94 static TestHttpServer server; 95 96 public static void main(String[] args) throws Exception { 97 MyResponseCache cache = new MyResponseCache(); 98 try { 99 ResponseCache.setDefault(cache); 100 server = new TestHttpServer (new ResponseCacheStream()); 101 System.out.println ("Server: listening on port: " + server.getLocalPort()); 102 URL url = new URL ("http://127.0.0.1:"+server.getLocalPort()+"/"); 103 System.out.println ("Client: connecting to " + url); 104 HttpURLConnection urlc = (HttpURLConnection)url.openConnection(); 105 InputStream is = urlc.getInputStream(); 106 System.out.println("is is " + is.getClass() + ". And markSupported: " + is.markSupported()); 107 if (is.markSupported()) { 108 byte[] b = new byte[1024]; 109 byte[] b2 = new byte[32]; 110 int len; 111 int count; 112 is.mark(10); 113 len = is.read(b, 0, 10); 114 is.reset(); 115 len = 0; 116 count = 0; 117 do { 118 len = is.read(b, count, 40 - count); 119 if (len > 0) 120 count += len; 121 } while (len > 0); 122 is.mark(20); 123 len = is.read(b2, 0, 20); 124 is.reset(); 125 len = is.read(b, count, 10); 126 count += len; 127 is.mark(20); 128 len = is.read(b2, 0, 20); 129 is.reset(); 130 do { 131 len = is.read(b, count, 1024 - count); 132 if (len > 0) 133 count += len; 134 } while (len > 0); 135 is.close(); 136 String s1 = new String(b, 0 , count); 137 String s2 = new String(cache.getBuffer(), 0 , count); 138 if (! s1.equals(s2)) 139 throw new RuntimeException("cache got corrupted!"); 140 } 141 } catch (Exception e) { 142 if (server != null) { 143 server.terminate(); 144 } 145 throw e; 146 } 147 server.terminate(); 148 } 149} 150