1 /* 2 * Copyright (c) 2012, 2018, 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. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package jdk.jfr.internal.instrument; 27 28 import java.util.concurrent.atomic.AtomicLong; 29 30 import jdk.jfr.events.ErrorThrownEvent; 31 import jdk.jfr.events.ExceptionThrownEvent; 32 33 public final class ThrowableTracer { 34 35 private static AtomicLong numThrowables = new AtomicLong(0); 36 37 public static void traceError(Error e, String message) { 38 if (e instanceof OutOfMemoryError) { 39 return; 40 } 41 ErrorThrownEvent errorEvent = new ErrorThrownEvent(); 42 errorEvent.message = message; 43 errorEvent.thrownClass = e.getClass(); 44 errorEvent.commit(); 45 46 ExceptionThrownEvent exceptionEvent = new ExceptionThrownEvent(); 47 exceptionEvent.message = message; 48 exceptionEvent.thrownClass = e.getClass(); 49 exceptionEvent.commit(); 50 numThrowables.incrementAndGet(); 51 } 52 53 public static void traceThrowable(Throwable t, String message) { 54 ExceptionThrownEvent event = new ExceptionThrownEvent(); 55 event.message = message; 56 event.thrownClass = t.getClass(); 57 event.commit(); 58 numThrowables.incrementAndGet(); 59 } 60 61 public static long numThrowables() { 62 return numThrowables.get(); 63 } 64 }