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  * @requires vm.hasJFR
42  * @library /test/lib /test/jdk
43  * @run main/othervm jdk.jfr.jmx.TestStream
44  */
45 public class TestStream {
main(String[] args)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 
verifyStream(FlightRecorderMXBean bean, long recId, Map<String, String> options)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 }
84