1 /*
   2  * Copyright (c) 2018, 2019, 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.recording.dump;
  27 
  28 import java.nio.file.Files;
  29 import java.nio.file.Path;
  30 import java.nio.file.Paths;
  31 import java.util.List;
  32 
  33 import jdk.jfr.Recording;
  34 import jdk.jfr.consumer.RecordedEvent;
  35 import jdk.jfr.consumer.RecordingFile;
  36 import jdk.testlibrary.Asserts;
  37 import jdk.testlibrary.jfr.EventNames;
  38 import jdk.testlibrary.jfr.FileHelper;
  39 
  40 /*
  41  * @test
  42  * @summary Test copyTo and parse file
  43  * @key jfr
  44  * @library /lib/testlibrary
  45  * @run main/othervm jdk.jfr.api.recording.dump.TestDumpLongPath
  46  */
  47 public class TestDumpLongPath {
  48 
  49     public static void main(String[] args) throws Exception {
  50         Recording r = new Recording();
  51         final String eventPath = EventNames.OSInformation;
  52         r.enable(eventPath);
  53         r.start();
  54         r.stop();
  55 
  56         Path dir = FileHelper.createLongDir(Paths.get("."));
  57         Path path = Paths.get(dir.toString(), "my.jfr");
  58         r.dump(path);
  59         r.close();
  60 
  61         Asserts.assertTrue(Files.exists(path), "Recording file does not exist: " + path);
  62         List<RecordedEvent> events = RecordingFile.readAllEvents(path);
  63         Asserts.assertFalse(events.isEmpty(), "No events found");
  64         String foundEventPath = events.get(0).getEventType().getName();
  65         System.out.printf("Found event: %s%n", foundEventPath);
  66         Asserts.assertEquals(foundEventPath, eventPath, "Wrong event");
  67     }
  68 
  69 }