1 | package nu.fw.jeti.jabber.elements; |
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2 | |
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3 | import java.util.LinkedList; |
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4 | import java.util.Iterator; |
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5 | |
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6 | import nu.fw.jeti.jabber.*; |
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7 | import nu.fw.jeti.util.I18N; |
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8 | import nu.fw.jeti.backend.*; |
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9 | |
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10 | /** |
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11 | * @author E.S. de Boer |
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12 | */ |
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13 | |
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14 | public abstract class Packet extends XMLData |
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15 | { |
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16 | private JID to; |
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17 | private JID from; |
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18 | protected String id; //protected so infoquery can set the id if unset |
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19 | private int errorCode; |
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20 | private String errorDescription; |
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21 | private XMPPError xmppError; |
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22 | private LinkedList extensions; |
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23 | |
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24 | public Packet(){} |
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25 | |
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26 | public Packet(JID to) |
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27 | { |
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28 | this.to = to; |
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29 | } |
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30 | |
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31 | public Packet(Extension ex) |
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32 | { |
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33 | if(ex!=null) |
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34 | { |
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35 | extensions = new LinkedList(); |
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36 | extensions.add(ex); |
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37 | } |
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38 | } |
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39 | |
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40 | public Packet(JID to,Extension ex) |
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41 | { |
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42 | this(ex); |
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43 | this.to = to; |
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44 | } |
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45 | |
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46 | public Packet(JID to,String id,Extension ex) |
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47 | { |
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48 | this(to); |
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49 | this.id = id; |
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50 | if(ex!=null) |
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51 | { |
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52 | extensions = new LinkedList(); |
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53 | extensions.add(ex); |
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54 | } |
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55 | } |
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56 | |
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57 | public Packet(JID to,String id,String error,int errorCode) |
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58 | { |
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59 | this(to); |
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60 | this.id = id; |
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61 | this.errorDescription = error; |
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62 | this.errorCode = errorCode; |
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63 | } |
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64 | |
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65 | public Packet(JID to,String id,XMPPError error) |
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66 | { |
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67 | this(to); |
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68 | this.id = id; |
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69 | xmppError = error; |
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70 | } |
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71 | |
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72 | protected Packet(PacketBuilder pb) |
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73 | { |
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74 | to = pb.to; |
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75 | from = pb.from; |
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76 | id = pb.id; |
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77 | errorCode = pb.errorCode; |
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78 | errorDescription = pb.errorDescription; |
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79 | extensions = pb.getExtensions(); |
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80 | xmppError = pb.xmppError; |
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81 | } |
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82 | |
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83 | public IQExtension getIQExtension() |
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84 | { |
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85 | if(extensions == null)return null; |
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86 | return (IQExtension)extensions.getFirst(); |
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87 | } |
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88 | |
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89 | public XMPPError getXMPPError() |
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90 | { |
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91 | return xmppError; |
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92 | } |
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93 | |
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94 | public Iterator getExtensions() |
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95 | { |
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96 | if(extensions == null) return null; |
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97 | return extensions.iterator(); |
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98 | } |
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99 | |
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100 | public boolean hasExtensions(){return extensions != null;} |
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101 | |
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102 | public String getID(){return id;} |
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103 | |
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104 | public JID getTo(){return to;} |
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105 | |
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106 | public JID getFrom(){return from;} |
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107 | |
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108 | public int getErrorCode(){return errorCode;} |
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109 | |
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110 | public String getErrorDescription() { |
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111 | if (xmppError!=null && errorDescription.length() == 0) { |
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112 | StringBuffer desc = new StringBuffer(); |
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113 | for(Iterator i = xmppError.getXMPPErrors(); i.hasNext();) { |
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114 | if (desc.length() > 0) { |
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115 | desc.append(", "); |
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116 | } |
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117 | XMPPErrorTag et = (XMPPErrorTag)i.next(); |
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118 | desc.append(I18N.gettext("main.error.xmpp." + et.getError())); |
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119 | } |
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120 | if (desc.length() > 0) { |
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121 | return desc.toString(); |
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122 | } |
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123 | else return I18N.gettext("main.error.Unknown_error"); |
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124 | } else { |
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125 | return errorDescription; |
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126 | } |
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127 | } |
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128 | |
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129 | protected void appendBaseAttributes(StringBuffer xml) |
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130 | { |
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131 | appendAttribute(xml,"to",to); |
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132 | appendAttribute(xml,"from",from); |
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133 | appendAttribute(xml,"id", id); |
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134 | |
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135 | } |
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136 | |
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137 | protected void appendError(StringBuffer xml) |
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138 | { |
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139 | if(xmppError==null) |
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140 | { |
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141 | xml.append("<error"); |
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142 | appendAttribute(xml,"code",String.valueOf(errorCode)); |
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143 | if(errorDescription == null) |
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144 | { |
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145 | xml.append( "/>"); |
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146 | return; |
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147 | } |
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148 | xml.append(">"); |
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149 | escapeString(xml,errorDescription); |
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150 | xml.append("</error>"); |
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151 | } |
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152 | else xmppError.appendToXML(xml); |
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153 | } |
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154 | |
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155 | protected void appendExtensions(StringBuffer xml) |
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156 | { |
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157 | if(extensions !=null) |
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158 | { |
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159 | for(Iterator i = extensions.iterator();i.hasNext();) |
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160 | { |
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161 | ((Extension)i.next()).appendToXML(xml); |
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162 | } |
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163 | } |
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164 | } |
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165 | } |
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166 | |
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167 | /* |
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168 | * Overrides for emacs |
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169 | * Local variables: |
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170 | * tab-width: 4 |
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171 | * End: |
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172 | */ |
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