1 /* 2 * Copyright (c) 2011, 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 6899919 27 * @library /lib/testlibrary 28 * @build jdk.testlibrary.FileUtils 29 * @run shell build2.sh 30 * @run main/othervm GetResourceAsStream 31 */ 32 33 import java.io.*; 34 import java.net.*; 35 36 public class GetResourceAsStream extends Common { 37 38 /* 39 * We simply test various scenarios with class/resource files 40 * and make sure the files can be deleted after closing 41 * the loader. Therefore, the test will only really be verified 42 * on Windows. It will still run correctly on other platforms 43 */ 44 public static void main (String args[]) throws Exception { 45 46 String workdir = System.getProperty("test.classes"); 47 if (workdir == null) { 48 workdir = args[0]; 49 } 50 51 /* the jar we copy for each test */ 52 File srcfile = new File (workdir, "foo.jar"); 53 54 /* the jar we use for the test */ 55 File testfile = new File (workdir, "test.jar"); 56 57 copyFile (srcfile, testfile); 58 test (testfile, false, false); 59 60 copyFile (srcfile, testfile); 61 test (testfile, true, false); 62 63 copyFile (srcfile, testfile); 64 test (testfile, true, true); 65 66 // repeat test using a directory of files 67 68 File testdir= new File (workdir, "testdir"); 69 File srcdir= new File (workdir, "test3"); 70 71 copyDir (srcdir, testdir); 72 test (testdir, true, false); 73 74 } 75 76 // create a loader on jarfile (or directory) 77 // load a class , then look for a resource 78 // then close the loader 79 // check further new classes/resources cannot be loaded 80 // check jar (or dir) can be deleted 81 82 static void test (File file, boolean loadclass, boolean readall) 83 throws Exception 84 { 85 URL[] urls = new URL[] {file.toURL()}; 86 System.out.println ("Doing tests with URL: " + urls[0]); 87 URLClassLoader loader = new URLClassLoader (urls); 88 if (loadclass) { 89 Class testclass = loadClass ("com.foo.TestClass", loader, true); 90 } 91 InputStream s = loader.getResourceAsStream ("hello.txt"); 92 s.read(); 93 if (readall) { 94 while (s.read() != -1) ; 95 s.close(); 96 } 97 98 loader.close (); 99 100 // shouuld not find bye.txt now 101 InputStream s1 = loader.getResourceAsStream("bye.txt"); 102 if (s1 != null) { 103 throw new RuntimeException ("closed loader returned resource"); 104 } 105 106 // now check we can delete the path 107 rm_minus_rf (file); 108 System.out.println (" ... OK"); 109 } 110 }