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1 /*
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2 CCmI Editor - A Collaborative Cross-Modal Diagram Editing Tool
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3
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4 Copyright (C) 2011 Queen Mary University of London (http://ccmi.eecs.qmul.ac.uk/)
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5
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6 This program is free software: you can redistribute it and/or modify
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7 it under the terms of the GNU General Public License as published by
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8 the Free Software Foundation, either version 3 of the License, or
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9 (at your option) any later version.
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10
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11 This program is distributed in the hope that it will be useful,
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12 but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 GNU General Public License for more details.
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15
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16 You should have received a copy of the GNU General Public License
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17 along with this program. If not, see <http://www.gnu.org/licenses/>.
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18 */
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19
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20 package uk.ac.qmul.eecs.ccmi.network;
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21
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22 import java.io.IOException;
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23 import java.nio.channels.SocketChannel;
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24
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25 /**
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26 * Objects implementing the {@code Protocol} interface will take care of
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27 * the underlying communication protocol used over TCP/IP sockets.
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28 *
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29 */
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30 public interface Protocol {
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31 void send(SocketChannel channel, Command cmd) throws IOException;
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32
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33 void send(SocketChannel channel, Reply reply) throws IOException;
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34
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35 void send(SocketChannel channel, LockMessage lock) throws IOException;
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36
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37 void send(SocketChannel channel, AwarenessMessage awareMsg) throws IOException;
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38
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39 Reply receiveReply(SocketChannel channel) throws IOException;
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40
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41 LockMessage receiveLockMessage(SocketChannel channel) throws IOException;
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42
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43 Message receiveMessage(SocketChannel channel) throws IOException;
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44
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45 }
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