1 /* 2 * Copyright (c) 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.api.consumer; 27 28 import java.util.HashMap; 29 import java.util.List; 30 31 import jdk.jfr.Event; 32 import jdk.jfr.Recording; 33 import jdk.jfr.consumer.RecordedEvent; 34 import jdk.test.lib.Asserts; 35 import jdk.test.lib.jfr.Events; 36 37 /** 38 * @test 39 * @summary Sanity checks that RecordedEvent#toString returns something valid 40 * @key jfr 41 * 42 * @library /lib / 43 * @run main/othervm jdk.jfr.api.consumer.TestToString 44 */ 45 public class TestToString { 46 47 public static void main(String[] args) throws Throwable { 48 49 try (Recording recording = new Recording()) { 50 recording.start(); 51 HelloWorldEvent event = new HelloWorldEvent(); 52 event.message = "hello, world"; 53 event.integer = 4711; 54 event.floatValue = 9898; 55 event.doubleValue = 313; 56 event.clazz = HashMap.class; 57 event.characater = '&'; 58 event.byteValue = (byte) 123; 59 event.longValue = 1234567890L; 60 event.shortValue = 64; 61 event.booleanValue = false; 62 event.commit(); 63 recording.stop(); 64 List<RecordedEvent> events = Events.fromRecording(recording); 65 Events.hasEvents(events); 66 RecordedEvent e = events.get(0); 67 String toString = e.toString(); 68 System.out.println(toString); 69 Asserts.assertTrue(toString.contains("hello, world"), "Missing String field value in RecordedEvent#toSting()"); 70 Asserts.assertTrue(toString.contains("4711"), "Missing integer fields value in RecordedEvent#toSting()"); 71 Asserts.assertTrue(toString.contains("313"), "Missing double value in RecordedEvent#toSting()"); 72 Asserts.assertTrue(toString.contains("HashMap"), "Missing class value in RecordedEvent#toSting()"); 73 Asserts.assertTrue(toString.contains("1234567890"), "Missing long value in RecordedEvent#toSting()"); 74 Asserts.assertTrue(toString.contains("&"), "Missing char value in RecordedEvent#toSting()"); 75 Asserts.assertTrue(toString.contains("123"), "Missing byte value in RecordedEvent#toString()"); 76 Asserts.assertTrue(toString.contains("64"), "Missing short value in RecordedEvent#toString()"); 77 Asserts.assertTrue(toString.contains("false"), "Missing boolean value in RecordedEvent#toString()"); 78 Asserts.assertTrue(toString.contains("HelloWorldEvent"), "Missing class name in RecordedEvent#toString()"); 79 } 80 } 81 82 static class HelloWorldEvent extends Event { 83 public boolean booleanValue; 84 public long longValue; 85 public int shortValue; 86 public byte byteValue; 87 public int doubleValue; 88 public char characater; 89 public Thread mainThread; 90 public Class<?> clazz; 91 public int floatValue; 92 public int integer; 93 public String message; 94 } 95 }