1 /* 2 * Copyright (c) 2010, 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 import sun.misc.Version; 25 26 public class NativeInstanceFilterTarg { 27 28 public static void main(String args[]) { 29 boolean runTest = jvmSupportsJVMTI_12x(); 30 String s1 = "abc"; 31 String s2 = "def"; 32 latch(s1); 33 s1.intern(); 34 if (runTest) { 35 s2.intern(); // this is the call that generates events that ought 36 // to be filtered out. 37 } else { 38 System.out.println("Neutering test since JVMTI 1.2 not supported"); 39 } 40 } 41 42 // Used by debugger to get an instance to filter with 43 public static String latch(String s) { return s; } 44 45 public static boolean jvmSupportsJVMTI_12x() { 46 // This fix requires the JVM to support JVMTI 1.2, which doesn't 47 // happen until HSX 20.0, build 05. 48 int major = Version.jvmMajorVersion(); 49 int minor = Version.jvmMinorVersion(); 50 int micro = Version.jvmMicroVersion(); 51 int build = Version.jvmBuildNumber(); 52 53 return (major > 20 || major == 20 && 54 (minor > 0 || micro > 0 || build >= 5)); 55 } 56 }