22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package jdk.jfr.api.recording.event;
  27 
  28 import java.nio.file.Files;
  29 import java.nio.file.Path;
  30 import java.nio.file.Paths;
  31 import java.util.Random;
  32 
  33 import jdk.jfr.EventType;
  34 import jdk.jfr.Recording;
  35 import jdk.jfr.consumer.RecordedEvent;
  36 import jdk.test.lib.Asserts;
  37 import jdk.test.lib.jfr.EventNames;
  38 import jdk.test.lib.jfr.Events;
  39 import jdk.test.lib.jfr.SimpleEvent;
  40 import jdk.test.lib.jfr.SimpleEventHelper;
  41 
  42 /*
  43  * @test
  44  * @summary Enable, disable, enable event during recording.
  45  * @key jfr

  46  * @library /test/lib
  47  * @run main/othervm jdk.jfr.api.recording.event.TestReEnableMultiple
  48  */
  49 public class TestReEnableMultiple {
  50     private static final String EVENT_PATH = EventNames.FileWrite;
  51     private static final Random rand = new Random(0);
  52 
  53     public static void main(String[] args) throws Throwable {
  54         Recording rA = new Recording();
  55         Recording rB = new Recording();
  56 
  57         final Path path = Paths.get(".", "dummy.txt").toAbsolutePath();
  58         rA.start();
  59         rB.start();
  60 
  61         SimpleEventHelper.enable(rA, false);
  62         SimpleEventHelper.enable(rA, false);
  63 
  64         int expectedMyEvents = 0;
  65         int expectedIoEvents = 0;

  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package jdk.jfr.api.recording.event;
  27 
  28 import java.nio.file.Files;
  29 import java.nio.file.Path;
  30 import java.nio.file.Paths;
  31 import java.util.Random;
  32 
  33 import jdk.jfr.EventType;
  34 import jdk.jfr.Recording;
  35 import jdk.jfr.consumer.RecordedEvent;
  36 import jdk.test.lib.Asserts;
  37 import jdk.test.lib.jfr.EventNames;
  38 import jdk.test.lib.jfr.Events;
  39 import jdk.test.lib.jfr.SimpleEvent;
  40 import jdk.test.lib.jfr.SimpleEventHelper;
  41 
  42 /**
  43  * @test
  44  * @summary Enable, disable, enable event during recording.
  45  * @key jfr
  46  * @requires vm.hasJFR
  47  * @library /test/lib
  48  * @run main/othervm jdk.jfr.api.recording.event.TestReEnableMultiple
  49  */
  50 public class TestReEnableMultiple {
  51     private static final String EVENT_PATH = EventNames.FileWrite;
  52     private static final Random rand = new Random(0);
  53 
  54     public static void main(String[] args) throws Throwable {
  55         Recording rA = new Recording();
  56         Recording rB = new Recording();
  57 
  58         final Path path = Paths.get(".", "dummy.txt").toAbsolutePath();
  59         rA.start();
  60         rB.start();
  61 
  62         SimpleEventHelper.enable(rA, false);
  63         SimpleEventHelper.enable(rA, false);
  64 
  65         int expectedMyEvents = 0;
  66         int expectedIoEvents = 0;