1 /* 2 * Copyright (c) 2008, 2020, 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 nsk.jvmti.ResourceExhausted; 24 25 import jtreg.SkippedException; 26 27 public class Helper { 28 getExhaustedEventFlags()29 static native int getExhaustedEventFlags(); resetExhaustedEvent()30 static native void resetExhaustedEvent(); 31 32 static final int JVMTI_RESOURCE_EXHAUSTED_OOM_ERROR = 1; 33 static final int JVMTI_RESOURCE_EXHAUSTED_JAVA_HEAP = 2; 34 static final int JVMTI_RESOURCE_EXHAUSTED_THREADS = 4; 35 checkResult(int expectedFlag, String eventName)36 static boolean checkResult(int expectedFlag, String eventName) { 37 int got = getExhaustedEventFlags(); 38 if (got == 0) { 39 System.err.println("Failure: Expected ResourceExhausted event after " + eventName + " did not occur"); 40 return false; 41 } 42 43 if ((got & expectedFlag) == 0) { 44 System.err.println("Warning: did not get expected flag bit (expected: "+ expectedFlag + ", got: " + got + ")"); 45 throw new SkippedException("Test did not get expected flag value"); 46 } 47 System.out.println("Got expected ResourceExhausted event"); 48 return true; 49 } 50 51 } 52