1 /* 2 * Copyright (c) 2009, 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 package org.graalvm.compiler.jtt.except; 24 25 import org.junit.Test; 26 27 import org.graalvm.compiler.jtt.JTTTest; 28 29 /* 30 */ 31 public class StackTrace_NPE_03 extends JTTTest { 32 33 private static String[] trace = {"test2", "test1", "test"}; 34 35 public static int test(int a) { 36 try { 37 if (a >= 0) { 38 return test1(); 39 } 40 } catch (NullPointerException npe) { 41 String thisClass = StackTrace_NPE_03.class.getName(); 42 StackTraceElement[] stackTrace = npe.getStackTrace(); 43 for (int i = 0; i < stackTrace.length; i++) { 44 StackTraceElement e = stackTrace[i]; 45 if (e.getClassName().equals(thisClass)) { 46 for (int j = 0; j < trace.length; j++) { 47 StackTraceElement f = stackTrace[i + j]; 48 if (!f.getClassName().equals(thisClass)) { 49 return -2; 50 } 51 if (!f.getMethodName().equals(trace[j])) { 52 return -3; 53 } 54 } 55 return 0; 56 } 57 } 58 } 59 return -1; 60 } 61 62 private static int test1() { 63 return test2(); 64 } 65 66 private static int test2() { 67 throw new NullPointerException(); 68 } 69 70 @Test 71 public void run0() throws Throwable { 72 runTest("test", 0); 73 } 74 75 @Test 76 public void run1() throws Throwable { 77 runTest("test", 1); 78 } 79 80 @Test 81 public void run2() throws Throwable { 82 runTest("test", -2); 83 } 84 85 @Test 86 public void run3() throws Throwable { 87 runTest("test", 3); 88 } 89 90 }