Commit | Line | Data |
---|---|---|
8e15b929 MK |
1 | /********************************************************************** |
2 | * Copyright (c) 2014 Ericsson | |
3 | * | |
4 | * All rights reserved. This program and the accompanying materials are | |
5 | * made available under the terms of the Eclipse Public License v1.0 which | |
6 | * accompanies this distribution, and is available at | |
7 | * http://www.eclipse.org/legal/epl-v10.html | |
8 | * | |
9 | * Contributors: | |
10 | * Matthew Khouzam - Initial implementation and API | |
11 | * Marc-Andre Laperle - Initial implementation and API | |
12 | **********************************************************************/ | |
13 | ||
9bc60be7 | 14 | package org.eclipse.tracecompass.internal.lttng2.control.core.relayd.lttngviewerCommands; |
8e15b929 MK |
15 | |
16 | import java.io.DataInputStream; | |
17 | import java.io.IOException; | |
18 | import java.nio.ByteBuffer; | |
19 | import java.nio.ByteOrder; | |
20 | ||
21 | /** | |
22 | * Get viewer session response to command | |
23 | * | |
24 | * @author Matthew Khouzam | |
8e15b929 MK |
25 | */ |
26 | public class SessionResponse implements IRelayResponse { | |
27 | ||
28 | /** | |
29 | * Response size | |
8adfbb73 MAL |
30 | * |
31 | * fHostname + fSessionName + fId + fLiveTimer + fClients + fStreams | |
8e15b929 MK |
32 | */ |
33 | public static final int SIZE = | |
34 | LttngViewerCommands.LTTNG_VIEWER_HOST_NAME_MAX + LttngViewerCommands.LTTNG_VIEWER_NAME_MAX + (Long.SIZE + Integer.SIZE + Integer.SIZE + Integer.SIZE) / 8; | |
35 | /** id of the session */ | |
36 | private final long fId; | |
37 | /** live timer */ | |
38 | private final int fLiveTimer; | |
39 | /** number of clients */ | |
40 | private final int fClients; | |
41 | /** number streams */ | |
42 | private final int fStreams; | |
43 | /** Hostname, like 'localhost' */ | |
44 | private final String fHostname; | |
45 | /** Session name, like 'streaming session' */ | |
46 | private final String fSessionName; | |
47 | ||
48 | /** | |
49 | * Session response network constructor | |
50 | * | |
51 | * @param inNet | |
52 | * input network stream | |
53 | * @throws IOException | |
54 | * network error | |
55 | */ | |
56 | public SessionResponse(DataInputStream inNet) throws IOException { | |
57 | byte[] data = new byte[SIZE]; | |
58 | inNet.readFully(data); | |
59 | ByteBuffer bb = ByteBuffer.wrap(data); | |
60 | bb.order(ByteOrder.BIG_ENDIAN); | |
61 | fId = bb.getLong(); | |
62 | fLiveTimer = bb.getInt(); | |
63 | fClients = bb.getInt(); | |
64 | fStreams = bb.getInt(); | |
65 | byte[] hostName = new byte[LttngViewerCommands.LTTNG_VIEWER_HOST_NAME_MAX]; | |
66 | byte[] sessionName = new byte[LttngViewerCommands.LTTNG_VIEWER_NAME_MAX]; | |
67 | bb.get(hostName, 0, hostName.length); | |
68 | bb.get(sessionName, 0, sessionName.length); | |
69 | fHostname = new String(hostName); | |
70 | fSessionName = new String(sessionName); | |
71 | } | |
72 | ||
73 | /** | |
74 | * Gets the id of the session | |
75 | * | |
76 | * @return the id of the session | |
77 | */ | |
78 | public long getId() { | |
79 | return fId; | |
80 | } | |
81 | ||
82 | /** | |
83 | * Gets the live timer | |
84 | * | |
85 | * @return the live timer | |
86 | */ | |
87 | public int getLiveTimer() { | |
88 | return fLiveTimer; | |
89 | } | |
90 | ||
91 | /** | |
92 | * Gets the number of clients | |
93 | * | |
94 | * @return the number of clients | |
95 | */ | |
96 | public int getClients() { | |
97 | return fClients; | |
98 | } | |
99 | ||
100 | /** | |
101 | * Gets the number streams | |
102 | * | |
103 | * @return the number streams | |
104 | */ | |
105 | public int getStreams() { | |
106 | return fStreams; | |
107 | } | |
108 | ||
109 | /** | |
110 | * Gets the Hostname | |
111 | * | |
112 | * @return the Hostname | |
113 | */ | |
114 | public String getHostname() { | |
115 | return fHostname; | |
116 | } | |
117 | ||
118 | /** | |
119 | * Gets the session name | |
120 | * | |
121 | * @return the session name | |
122 | */ | |
123 | public String getSessionName() { | |
124 | return fSessionName; | |
125 | } | |
126 | ||
127 | } |