1 /*
   2  * Copyright (c) 2013, 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.jmx;
  27 
  28 import java.io.IOException;
  29 import java.time.Instant;
  30 import java.util.HashMap;
  31 import java.util.List;
  32 import java.util.Map;
  33 
  34 import jdk.jfr.consumer.RecordedEvent;
  35 import jdk.management.jfr.FlightRecorderMXBean;
  36 import jdk.test.lib.jfr.SimpleEventHelper;
  37 
  38 /*
  39  * @test
  40  * @key jfr
  41  * @library /test/lib /test/jdk
  42  * @run main/othervm jdk.jfr.jmx.TestStream
  43  */
  44 public class TestStream {
  45     public static void main(String[] args) throws Exception {
  46         FlightRecorderMXBean bean = JmxHelper.getFlighteRecorderMXBean();
  47 
  48         Instant startTime = Instant.now();
  49         SimpleEventHelper.createEvent(0);
  50 
  51         long recId = bean.newRecording();
  52         bean.startRecording(recId);
  53         SimpleEventHelper.createEvent(1);
  54 
  55         bean.stopRecording(recId);
  56         SimpleEventHelper.createEvent(2);
  57 
  58         Instant endTime = Instant.now();
  59         // Test with ISO-8601
  60         Map<String, String> options = new HashMap<>();
  61         options.put("startTime", startTime.toString());
  62         options.put("endTime", endTime.toString());
  63         options.put("blockSize", String.valueOf(50_000));
  64         verifyStream(bean, recId, options);
  65         // Test with milliseconds since epoch
  66         options.put("startTime", Long.toString(startTime.toEpochMilli()));
  67         options.put("endTime", Long.toString(endTime.toEpochMilli()));
  68         options.put("blockSize", String.valueOf(150_000));
  69         verifyStream(bean, recId, options);
  70 
  71         bean.closeRecording(recId);
  72     }
  73 
  74     private static void verifyStream(FlightRecorderMXBean bean, long recId, Map<String, String> options) throws IOException, Exception {
  75         long streamId = bean.openStream(recId, options);
  76 
  77         List<RecordedEvent> events = JmxHelper.parseStream(streamId, bean);
  78         SimpleEventHelper.verifyContains(events, 1);
  79         SimpleEventHelper.verifyNotContains(events, 0, 2);
  80         bean.closeStream(streamId);
  81     }
  82 }