1 /* 2 * Copyright (c) 2005, 2015, 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 5042364 27 * @summary Malformed MLet text file causes infinite loop in parser. 28 * The MLetParser goes into an infinite loop when a tag is not 29 * terminated with the corresponding '>' and an opening '<' for 30 * the subsequent tag is encountered. 31 * @author Luis-Miguel Alventosa 32 * @modules java.management 33 * @run clean ParserInfiniteLoopTest 34 * @run build ParserInfiniteLoopTest 35 * @run main/othervm/timeout=5 ParserInfiniteLoopTest mlet1.html 36 * @run main/othervm/timeout=5 ParserInfiniteLoopTest mlet2.html 37 * @run main/othervm/timeout=5 ParserInfiniteLoopTest mlet3.html 38 */ 39 40 import java.io.File; 41 import java.io.IOException; 42 import javax.management.MBeanServer; 43 import javax.management.MBeanServerFactory; 44 import javax.management.ObjectName; 45 import javax.management.ServiceNotFoundException; 46 import javax.management.loading.MLet; 47 48 public class ParserInfiniteLoopTest { 49 50 public static void main(String[] args) throws Exception { 51 52 boolean error = false; 53 54 // Instantiate the MBean server 55 // 56 System.out.println("Create the MBean server"); 57 MBeanServer mbs = MBeanServerFactory.createMBeanServer(); 58 59 // Instantiate an MLet 60 // 61 System.out.println("Create the MLet"); 62 MLet mlet = new MLet(); 63 64 // Register the MLet MBean with the MBeanServer 65 // 66 System.out.println("Register the MLet MBean"); 67 ObjectName mletObjectName = new ObjectName("Test:type=MLet"); 68 mbs.registerMBean(mlet, mletObjectName); 69 70 // Call getMBeansFromURL 71 // 72 System.out.println("Call mlet.getMBeansFromURL(<url>)"); 73 String testSrc = System.getProperty("test.src"); 74 System.out.println("test.src = " + testSrc); 75 String urlCodebase; 76 if (testSrc.startsWith("/")) { 77 urlCodebase = 78 "file:" + testSrc.replace(File.separatorChar, '/') + "/"; 79 } else { 80 urlCodebase = 81 "file:/" + testSrc.replace(File.separatorChar, '/') + "/"; 82 } 83 String mletFile = urlCodebase + args[0]; 84 System.out.println("MLet File = " + mletFile); 85 try { 86 mlet.getMBeansFromURL(mletFile); 87 System.out.println( 88 "TEST FAILED: Expected ServiceNotFoundException not thrown"); 89 error = true; 90 } catch (ServiceNotFoundException e) { 91 if (e.getCause() == null) { 92 System.out.println("TEST FAILED: Got unexpected null cause " + 93 "in ServiceNotFoundException"); 94 error = true; 95 } else if (!(e.getCause() instanceof IOException)) { 96 System.out.println("TEST FAILED: Got unexpected non-null " + 97 "cause in ServiceNotFoundException"); 98 error = true; 99 } else { 100 System.out.println("TEST PASSED: Got expected non-null " + 101 "cause in ServiceNotFoundException"); 102 error = false; 103 } 104 e.printStackTrace(System.out); 105 } 106 107 // Unregister the MLet MBean 108 // 109 System.out.println("Unregister the MLet MBean"); 110 mbs.unregisterMBean(mletObjectName); 111 112 // Release MBean server 113 // 114 System.out.println("Release the MBean server"); 115 MBeanServerFactory.releaseMBeanServer(mbs); 116 117 // End Test 118 // 119 System.out.println("Bye! Bye!"); 120 if (error) System.exit(1); 121 } 122 }