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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 | ||
14 | package org.eclipse.linuxtools.internal.lttng2.control.core.relayd.lttngviewerCommands; | |
15 | ||
16 | import java.io.DataInputStream; | |
17 | import java.io.IOException; | |
18 | import java.nio.ByteBuffer; | |
19 | import java.nio.ByteOrder; | |
20 | import java.util.List; | |
21 | ||
22 | import com.google.common.collect.ImmutableList; | |
23 | import com.google.common.collect.ImmutableList.Builder; | |
24 | ||
25 | /** | |
26 | * VIEWER_LIST_SESSIONS payload. | |
27 | * | |
28 | * @author Matthew Khouzam | |
29 | * @since 3.0 | |
30 | */ | |
31 | public class ListSessionsResponse implements IRelayResponse { | |
32 | ||
33 | /** | |
8adfbb73 | 34 | * Response size (nbSessions) |
8e15b929 MK |
35 | */ |
36 | public static final int PACKET_FIXED_SIZE = Integer.SIZE / 8; | |
37 | ||
38 | /** the list of sessions */ | |
39 | private final List<SessionResponse> fSessionList; | |
40 | ||
41 | /** | |
42 | * List Sessions response from network | |
43 | * | |
44 | * @param inNet | |
45 | * the network stream | |
46 | * @throws IOException | |
47 | * network error | |
48 | */ | |
49 | public ListSessionsResponse(DataInputStream inNet) throws IOException { | |
50 | byte[] data = new byte[PACKET_FIXED_SIZE]; | |
51 | inNet.readFully(data); | |
52 | ByteBuffer bb = ByteBuffer.wrap(data); | |
53 | bb.order(ByteOrder.BIG_ENDIAN); | |
54 | int nbSessions = bb.getInt(); | |
55 | Builder<SessionResponse> sl = new ImmutableList.Builder<>(); | |
56 | for (int session = 0; session < nbSessions; session++) { | |
57 | sl.add(new SessionResponse(inNet)); | |
58 | } | |
59 | fSessionList = sl.build(); | |
60 | } | |
61 | ||
62 | /** | |
63 | * Gets the session list | |
64 | * | |
65 | * @return the sessions list | |
66 | */ | |
67 | public List<SessionResponse> getSessionsList() { | |
68 | return fSessionList; | |
69 | } | |
70 | ||
71 | ||
72 | } |