1 /* 2 * Copyright (c) 1999, 2007, 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 /* @test 25 @bug 4166799 26 @summary Make sure URL-downloaded jar files (jar_cache files) 27 will be deleted when VM exits. 28 29 @build DeleteTempJar 30 @run shell deletetempjar.sh 31 */ 32 33 import java.io.File; 34 import java.io.FileInputStream; 35 import java.io.FileOutputStream; 36 import java.io.OutputStream; 37 38 import java.net.InetAddress; 39 import java.net.InetSocketAddress; 40 import java.net.JarURLConnection; 41 import java.net.URL; 42 43 import java.util.jar.JarEntry; 44 import java.util.jar.JarFile; 45 import java.util.jar.JarOutputStream; 46 47 import com.sun.net.httpserver.*; 48 49 50 public class DeleteTempJar 51 { 52 public static void realMain(String args[]) throws Exception 53 { 54 final File zf = File.createTempFile("deletetemp", ".jar"); 55 zf.deleteOnExit(); 56 JarOutputStream jos = new JarOutputStream( 57 new FileOutputStream(zf)); 58 JarEntry je = new JarEntry("entry"); 59 jos.putNextEntry(je); 60 jos.write("hello, world".getBytes("ASCII")); 61 jos.close(); 62 63 HttpServer server = HttpServer.create( 64 new InetSocketAddress((InetAddress) null, 0), 0); 65 HttpContext context = server.createContext("/", 66 new HttpHandler() { 67 public void handle(HttpExchange e) { 68 try { 69 FileInputStream fis = new FileInputStream(zf); 70 e.sendResponseHeaders(200, zf.length()); 71 OutputStream os = e.getResponseBody(); 72 byte[] buf = new byte[1024]; 73 int count = 0; 74 while ((count = fis.read(buf)) != -1) { 75 os.write(buf, 0, count); 76 } 77 fis.close(); 78 e.close(); 79 } catch (Exception ex) { 80 unexpected(ex); 81 } 82 } 83 }); 84 server.start(); 85 86 URL url = new URL("jar:http://localhost:" 87 + new Integer(server.getAddress().getPort()).toString() 88 + "/deletetemp.jar!/"); 89 JarURLConnection c = (JarURLConnection)url.openConnection(); 90 JarFile f = c.getJarFile(); 91 check(f.getEntry("entry") != null); 92 System.out.println(f.getName()); 93 server.stop(0); 94 } 95 96 //--------------------- Infrastructure --------------------------- 97 static volatile int passed = 0, failed = 0; 98 static boolean pass() {passed++; return true;} 99 static boolean fail() {failed++; Thread.dumpStack(); return false;} 100 static boolean fail(String msg) {System.out.println(msg); return fail();} 101 static void unexpected(Throwable t) {failed++; t.printStackTrace();} 102 static boolean check(boolean cond) {if (cond) pass(); else fail(); return cond;} 103 static boolean equal(Object x, Object y) { 104 if (x == null ? y == null : x.equals(y)) return pass(); 105 else return fail(x + " not equal to " + y);} 106 public static void main(String[] args) throws Throwable { 107 try {realMain(args);} catch (Throwable t) {unexpected(t);} 108 System.out.println("\nPassed = " + passed + " failed = " + failed); 109 if (failed > 0) throw new AssertionError("Some tests failed");} 110 }