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.recording.destination;
  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.test.lib.Asserts;
  37 import jdk.test.lib.jfr.SimpleEventHelper;
  38 
  39 /**
  40  * @test
  41  * @summary Call setDestination() when recording in different states
  42  * @key jfr
  43  *
  44  * @library /lib /
  45  * @run main/othervm jdk.jfr.api.recording.destination.TestDestState
  46  */
  47 public class TestDestState {
  48 
  49     public static void main(String[] args) throws Throwable {
  50         Recording r = new Recording();
  51         SimpleEventHelper.enable(r, true);
  52 
  53         final Path newDest = Paths.get(".", "new.jfr");
  54         r.setDestination(newDest);
  55         System.out.println("new dest: " + r.getDestination());
  56         Asserts.assertEquals(newDest, r.getDestination(), "Wrong get/set dest when new");
  57 
  58         r.start();
  59         SimpleEventHelper.createEvent(0);
  60         Thread.sleep(100);
  61         final Path runningDest = Paths.get(".", "running.jfr");
  62         r.setDestination(runningDest);
  63         System.out.println("running dest: " + r.getDestination());
  64         Asserts.assertEquals(runningDest, r.getDestination(), "Wrong get/set dest when running");
  65         SimpleEventHelper.createEvent(1);
  66 
  67         r.stop();
  68         SimpleEventHelper.createEvent(2);
  69 
  70         // Expect recording to be saved at destination that was set when
  71         // the recording was stopped, which is runningDest.
  72         Asserts.assertTrue(Files.exists(runningDest), "No recording file: " + runningDest);
  73         List<RecordedEvent> events = RecordingFile.readAllEvents(runningDest);
  74         Asserts.assertFalse(events.isEmpty(), "No event found");
  75         System.out.printf("Found event %s%n", events.get(0).getEventType().getName());
  76         r.close();
  77     }
  78 
  79 }