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1 /* |
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2 * Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. Oracle designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Oracle in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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22 * or visit www.oracle.com if you need additional information or have any |
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23 * questions. |
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24 */ |
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25 |
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26 package jdk.jfr.api.consumer.recordingstream; |
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27 |
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28 import java.util.concurrent.CountDownLatch; |
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29 |
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30 public class TestUtils { |
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31 |
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32 public static final class TestError extends Error { |
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33 private static final long serialVersionUID = 1L; |
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34 } |
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35 |
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36 public static final class TestException extends Exception { |
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37 private static final long serialVersionUID = 1L; |
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38 private volatile boolean printed; |
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39 |
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40 @Override |
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41 public void printStackTrace() { |
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42 super.printStackTrace(); |
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43 printed = true; |
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44 } |
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45 |
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46 public boolean isPrinted() { |
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47 return printed; |
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48 } |
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49 } |
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50 |
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51 // Can throw checked exception as unchecked. |
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52 @SuppressWarnings("unchecked") |
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53 public static <T extends Throwable> void throwUnchecked(Throwable e) throws T { |
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54 throw (T) e; |
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55 } |
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56 |
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57 public static void installUncaughtException(CountDownLatch receivedError, Throwable expected) { |
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58 Thread.currentThread().setUncaughtExceptionHandler((thread, throwable) -> { |
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59 if (throwable == expected) { |
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60 System.out.println("Received uncaught exception " + expected.getClass()); |
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61 receivedError.countDown(); |
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62 } |
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63 }); |
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64 } |
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65 } |