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  *
  42  * @library /lib /
  43  * @run main/othervm jdk.jfr.jmx.TestStream
  44  */
  45 public class TestStream {
  46     public static void main(String[] args) throws Exception {
  47         FlightRecorderMXBean bean = JmxHelper.getFlighteRecorderMXBean();
  48 
  49         Instant startTime = Instant.now();
  50         SimpleEventHelper.createEvent(0);
  51 
  52         long recId = bean.newRecording();
  53         bean.startRecording(recId);
  54         SimpleEventHelper.createEvent(1);
  55 
  56         bean.stopRecording(recId);
  57         SimpleEventHelper.createEvent(2);
  58 
  59         Instant endTime = Instant.now();
  60         // Test with ISO-8601
  61         Map<String, String> options = new HashMap<>();
  62         options.put("startTime", startTime.toString());
  63         options.put("endTime", endTime.toString());
  64         options.put("blockSize", String.valueOf(50_000));
  65         verifyStream(bean, recId, options);
  66         // Test with milliseconds since epoch
  67         options.put("startTime", Long.toString(startTime.toEpochMilli()));
  68         options.put("endTime", Long.toString(endTime.toEpochMilli()));
  69         options.put("blockSize", String.valueOf(150_000));
  70         verifyStream(bean, recId, options);
  71 
  72         bean.closeRecording(recId);
  73     }
  74 
  75     private static void verifyStream(FlightRecorderMXBean bean, long recId, Map<String, String> options) throws IOException, Exception {
  76         long streamId = bean.openStream(recId, options);
  77 
  78         List<RecordedEvent> events = JmxHelper.parseStream(streamId, bean);
  79         SimpleEventHelper.verifyContains(events, 1);
  80         SimpleEventHelper.verifyNotContains(events, 0, 2);
  81         bean.closeStream(streamId);
  82     }
  83 }