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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 uk.ac.qmul.eecs.ccmi.gui.DiagramEventSource;
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23 import uk.ac.qmul.eecs.ccmi.utils.InteractionLog;
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24
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25 /**
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26 * A {@code Reply} message is sent from the server to a client from which it
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27 * has just received a command. The reply acknowledges the client that the command has
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28 * successfully been executed on the server. By broadcasting the command to the other client and by
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29 * ending the reply to the client which issued the command itself the server keeps all the clients
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30 * synchronized on its diagram model.
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31 *
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32 */
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33 public class Reply extends Message {
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34
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35 public Reply(Name name, String diagram, String message, long timestamp, DiagramEventSource source){
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36 super(timestamp,diagram, source);
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37 this.name = name;
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38 this.message = message;
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39 }
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40
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41 public Reply(Name name, String diagram, String message, DiagramEventSource source){
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42 super(diagram,source);
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43 this.name = name;
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44 this.message = message;
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45 }
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46
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47 public Name getName() {
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48 return name;
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49 }
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50
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51 public String getMessage() {
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52 return message;
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53 }
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54
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55 @Override
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56 public DiagramEventSource getSource(){
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57 return (DiagramEventSource)super.getSource();
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58 }
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59
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60 /**
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61 * @return the length of the String message conveyed by this Reply
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62 */
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63 public int getMessageLen(){
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64 return message.length();
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65 }
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66
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67 @Override
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68 public String toString(){
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69 StringBuilder builder = new StringBuilder();
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70 builder.append(timestamp).append(' ').append(name).append('\n').append(message);
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71 return builder.toString();
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72 }
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73
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74 public static Name valueOf(String n){
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75 Name name = Name.NONE_R;
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76 try {
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77 name = Name.valueOf(n);
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78 }catch(IllegalArgumentException iae){
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79 iae.printStackTrace();
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80 }
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81 return name;
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82 }
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83
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84 public static void log(Reply reply){
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85 if(reply.getName() != Reply.Name.TRANSLATE_EDGE_R && reply.getName() != Reply.Name.TRANSLATE_NODE_R && reply.getName() != Reply.Name.BEND_R){
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86 StringBuilder builder = new StringBuilder(reply.getName().toString());
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87 builder.append(' ').append(reply.getDiagram());
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88 builder.append(' ').append(reply.getMessage());
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89 InteractionLog.log("SERVER", "reply received", builder.toString());
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90 }
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91 }
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92
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93 private Name name;
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94 private String message;
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95 private long timestamp;
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96 public static final String NAME_POSTFIX = "_R";
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97 public static enum Name implements Message.MessageName {
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98 NONE_R,
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99 OK_R,
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100 ERROR_R,
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101 LIST_R,
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102 GET_R,
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103 INSERT_NODE_R,
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104 REMOVE_NODE_R,
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105 INSERT_EDGE_R,
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106 REMOVE_EDGE_R,
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107 SET_NODE_NAME_R,
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108 SET_EDGE_NAME_R,
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109 SET_PROPERTY_R,
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110 SET_PROPERTIES_R,
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111 CLEAR_PROPERTIES_R,
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112 SET_NOTES_R,
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113 ADD_PROPERTY_R,
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114 REMOVE_PROPERTY_R,
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115 SET_MODIFIERS_R,
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116 SET_ENDDESCRIPTION_R,
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117 SET_ENDLABEL_R,
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118 TRANSLATE_NODE_R,
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119 TRANSLATE_EDGE_R,
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120 BEND_R,
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121 STOP_EDGE_MOVE_R,
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122 STOP_NODE_MOVE_R;
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123 };
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124 }
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