1 | /** |
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2 | * |
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3 | * @author Diorgenes Felipe Grzesiuk <diorgenes@prognus.com.br> |
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4 | * @copyright Copyright 2007-2008 Prognus |
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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 version 2 as published by |
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8 | * the Free Software Foundation. |
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9 | * |
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10 | * This program is distributed in the hope that it will be useful, |
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11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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13 | * GNU General Public License for more details. |
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14 | * |
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15 | * You should have received a copy of the GNU General Public License |
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16 | * along with Foobar; if not, write to the Free Software |
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17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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18 | */ |
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19 | package br.com.prognus.psync.engine.source; |
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20 | |
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21 | import java.io.ByteArrayInputStream; |
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22 | import java.sql.Timestamp; |
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23 | import java.util.List; |
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24 | |
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25 | import br.com.prognus.psync.exception.EntityException; |
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26 | import br.com.prognus.psync.items.manager.PIMContactManager; |
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27 | |
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28 | import com.funambol.common.pim.contact.Contact; |
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29 | import com.funambol.common.pim.converter.ContactToSIFC; |
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30 | import com.funambol.common.pim.converter.ContactToVcard; |
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31 | import com.funambol.common.pim.sif.SIFCParser; |
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32 | import com.funambol.common.pim.vcard.VcardParser; |
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33 | import com.funambol.framework.engine.SyncItem; |
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34 | import com.funambol.framework.engine.SyncItemImpl; |
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35 | import com.funambol.framework.engine.SyncItemKey; |
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36 | import com.funambol.framework.engine.SyncItemState; |
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37 | import com.funambol.framework.engine.source.SyncContext; |
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38 | import com.funambol.framework.engine.source.SyncSourceException; |
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39 | import com.funambol.framework.tools.beans.BeanInitializationException; |
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40 | |
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41 | public class PIMContactSyncSource extends PIMSyncSource { |
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42 | |
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43 | // --------------------------------------------------------------Private |
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44 | // data |
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45 | |
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46 | private transient PIMContactManager manager; |
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47 | |
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48 | // ------------------------------------------------------------Public |
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49 | // methods |
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50 | |
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51 | @Override |
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52 | public void beginSync(SyncContext context) { |
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53 | |
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54 | this.manager = new PIMContactManager(JNDI_DATA_SOURCE_NAME, context |
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55 | .getPrincipal()); |
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56 | super.manager = this.manager; |
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57 | super.beginSync(context); |
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58 | } |
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59 | |
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60 | /** |
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61 | * Makes an array of SyncItemKey objects representing the ID(s) of the |
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62 | * twin(s) of a given contact. |
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63 | * |
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64 | * @param syncItem |
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65 | * the SyncItem representing the contact whose twin(s) are looked |
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66 | * for |
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67 | * @throws SyncSourceException |
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68 | * @return possibly, just one or no key should be in the array, but it can't |
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69 | * be ruled out a priori that several keys get returned by this |
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70 | * method |
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71 | */ |
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72 | @Override |
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73 | public SyncItemKey[] getSyncItemKeysFromTwin(SyncItem syncItem) |
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74 | throws SyncSourceException { |
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75 | |
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76 | try { |
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77 | List idList = this.manager.getTwins(convert(syncItem)); |
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78 | SyncItemKey[] keyList = new SyncItemKey[idList.size()]; |
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79 | for (int i = 0; i < idList.size(); i++) { |
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80 | keyList[i] = new SyncItemKey(idList.get(i)); |
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81 | } |
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82 | return keyList; |
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83 | } catch (EntityException e) { |
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84 | throw new SyncSourceException("Error retrieving twin item keys.", e); |
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85 | } |
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86 | } |
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87 | |
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88 | /** |
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89 | * Adds a SyncItem object (representing a contact). |
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90 | * |
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91 | * @param syncItem |
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92 | * the SyncItem representing the contact |
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93 | * |
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94 | * @return a newly created syncItem based on the input object but with its |
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95 | * status set at SyncItemState.NEW and the GUID retrieved by the |
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96 | * back-end |
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97 | */ |
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98 | @Override |
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99 | public SyncItem addSyncItem(SyncItem syncItem) throws SyncSourceException { |
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100 | |
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101 | if (log.isTraceEnabled()) { |
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102 | log.trace("PIMContactSyncSource addSyncItem begin"); |
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103 | } |
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104 | |
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105 | Contact c = null; |
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106 | String content = null; |
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107 | |
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108 | try { |
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109 | |
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110 | content = getContentFromSyncItem(syncItem); |
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111 | String contentType = syncItem.getType(); |
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112 | |
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113 | c = convert(content, contentType); |
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114 | Timestamp ts = syncItem.getTimestamp(); |
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115 | |
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116 | // Adds the contact, wraps it in sync information and uses it to |
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117 | // create a new SyncItem which is the return value of this method |
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118 | SyncItemImpl newSyncItem = new SyncItemImpl(this, // syncSource |
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119 | this.manager.addItem(c, ts), // key |
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120 | null, // mappedKey |
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121 | SyncItemState.NEW, // state |
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122 | content.getBytes(), // content |
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123 | null, // format |
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124 | contentType, // type |
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125 | ts // timestamp |
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126 | ); |
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127 | |
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128 | return newSyncItem; |
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129 | |
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130 | } catch (Exception e) { |
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131 | log.error("SyncSource error adding a new synchronization item", e); |
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132 | throw new SyncSourceException("Error adding the item " + syncItem, |
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133 | e); |
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134 | } |
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135 | } |
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136 | |
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137 | /** |
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138 | * Updates a SyncItem object (representing a contact). |
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139 | * |
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140 | * @param syncItem |
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141 | * the SyncItem representing the contact |
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142 | * |
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143 | * @return a newly created syncItem based on the input object but with its |
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144 | * status set at SyncItemState.UPDATED and the GUID retrieved by the |
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145 | * back-end |
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146 | */ |
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147 | @Override |
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148 | public SyncItem updateSyncItem(SyncItem syncItem) |
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149 | throws SyncSourceException { |
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150 | |
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151 | if (log.isTraceEnabled()) { |
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152 | log.trace("updateSyncItem from " + this.sourceURI); |
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153 | } |
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154 | |
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155 | Contact c = null; |
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156 | String content = null; |
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157 | |
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158 | try { |
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159 | |
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160 | String id = syncItem.getKey().getKeyAsString(); |
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161 | content = getContentFromSyncItem(syncItem); |
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162 | String contentType = syncItem.getType(); |
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163 | |
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164 | c = convert(content, contentType); |
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165 | |
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166 | // Modifies the contact, wraps it in sync information and uses it to |
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167 | // create a new SyncItem which is the return value of this method |
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168 | SyncItemImpl newSyncItem = new SyncItemImpl(this, // syncSource |
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169 | this.manager.updateItem(id, c, syncItem.getTimestamp()), // key |
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170 | null, // mappedKey |
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171 | SyncItemState.UPDATED, // state |
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172 | content.getBytes(), // content |
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173 | null, // format |
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174 | contentType, // type |
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175 | null // timestamp |
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176 | ); |
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177 | |
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178 | return newSyncItem; |
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179 | |
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180 | } catch (Exception e) { |
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181 | log |
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182 | .error( |
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183 | "SyncSource error updating a new synchronization item", |
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184 | e); |
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185 | throw new SyncSourceException( |
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186 | "Error updating the item " + syncItem, e); |
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187 | } |
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188 | } |
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189 | |
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190 | /** |
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191 | * Deletes the item with a given syncItemKey. |
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192 | * |
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193 | * @param syncItemKey |
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194 | * @param timestamp |
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195 | * in case of a soft deletion, this will be the registered moment |
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196 | * of deletion; if a hard deletion is used, this field is |
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197 | * irrelevant and may also be null |
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198 | * @param softDelete |
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199 | * it is true if the client requires a soft deletion |
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200 | * @throws SyncSourceException |
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201 | */ |
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202 | @Override |
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203 | public void removeSyncItem(SyncItemKey syncItemKey, Timestamp timestamp, |
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204 | boolean softDelete) throws SyncSourceException { |
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205 | |
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206 | try { |
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207 | |
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208 | if (!softDelete) { |
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209 | if (log.isTraceEnabled()) { |
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210 | log.trace("PIMContactSyncSource remove the SyncItem"); |
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211 | } |
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212 | |
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213 | this.manager.removeItem(syncItemKey.getKeyAsString()); |
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214 | |
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215 | if (log.isTraceEnabled()) { |
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216 | log.trace("PIMContactSyncSource removed SyncItem"); |
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217 | } |
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218 | } |
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219 | |
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220 | } catch (EntityException e) { |
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221 | log.error("Sync source error: could not delete item with key" |
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222 | + syncItemKey, e); |
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223 | throw new SyncSourceException("Error deleting item. ", e); |
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224 | } |
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225 | |
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226 | } |
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227 | |
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228 | @Override |
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229 | public SyncItem getSyncItemFromId(SyncItemKey syncItemKey) |
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230 | throws SyncSourceException { |
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231 | |
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232 | String id = null; |
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233 | SyncItem syncItem = null; |
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234 | |
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235 | id = syncItemKey.getKeyAsString(); |
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236 | |
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237 | if (log.isTraceEnabled()) { |
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238 | log.trace("PIMContactSyncSource get SyncItem from id " + id); |
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239 | } |
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240 | |
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241 | try { |
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242 | |
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243 | // Retrieves the contact, wraps it in sync information and uses it |
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244 | // to create a new SyncItem which is the return value of this method |
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245 | syncItem = createSyncItem(id, |
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246 | this.manager.getItem(id).getContact(), SyncItemState.NEW); |
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247 | |
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248 | } catch (EntityException e) { |
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249 | throw new SyncSourceException("Error seeking SyncItem with ID: " |
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250 | + id, e); |
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251 | } |
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252 | |
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253 | return syncItem; |
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254 | |
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255 | } |
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256 | |
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257 | public boolean mergeSyncItems(SyncItemKey syncItemKey, SyncItem syncItem) |
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258 | throws SyncSourceException { |
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259 | |
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260 | try { |
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261 | |
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262 | Contact contact = convert(getContentFromSyncItem(syncItem), |
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263 | syncItem.getType()); |
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264 | |
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265 | boolean clientUpdateRequired = this.manager.mergeItems(syncItemKey |
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266 | .getKeyAsString(), contact, syncItem.getTimestamp()); |
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267 | |
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268 | if (clientUpdateRequired) { |
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269 | syncItem = getSyncItemFromId(syncItemKey); |
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270 | } |
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271 | |
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272 | // return clientUpdateRequired; |
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273 | return true; |
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274 | |
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275 | } catch (EntityException e) { |
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276 | |
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277 | log.error("SyncSource error: a merge did not succeed.", e); |
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278 | throw new SyncSourceException("Error merging SyncItem with key '" |
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279 | + syncItemKey + "' with SyncItem '" + syncItem + "'", e); |
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280 | } |
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281 | } |
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282 | |
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283 | public void init() throws BeanInitializationException { |
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284 | } |
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285 | |
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286 | /** |
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287 | * Makes an array of SyncItemKey objects representing all new contact IDs, |
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288 | * filtered according to a given time interval. |
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289 | * |
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290 | * @param since |
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291 | * the earlier limit of the time interval |
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292 | * @param to |
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293 | * the later limit of the time interval |
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294 | * @return a SyncItemKey array |
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295 | */ |
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296 | @Override |
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297 | public SyncItemKey[] getNewSyncItemKeys(Timestamp since, Timestamp to) |
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298 | throws SyncSourceException { |
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299 | |
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300 | saveSyncTiming(since, to); |
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301 | |
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302 | try { |
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303 | List idList = this.manager.getNewItems(since, to); |
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304 | SyncItemKey[] keyList = new SyncItemKey[idList.size()]; |
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305 | for (int i = 0; i < idList.size(); i++) { |
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306 | keyList[i] = new SyncItemKey(idList.get(i)); |
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307 | } |
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308 | return keyList; |
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309 | } catch (EntityException e) { |
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310 | throw new SyncSourceException("Error retrieving new item keys.", e); |
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311 | } |
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312 | } |
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313 | |
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314 | /** |
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315 | * Makes an array of SyncItemKey objects representing all deleted contact |
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316 | * IDs, filtered according to a given time interval. |
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317 | * |
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318 | * @param since |
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319 | * the earlier limit of the time interval |
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320 | * @param to |
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321 | * the later limit of the time interval |
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322 | * @return a SyncItemKey array |
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323 | */ |
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324 | public SyncItemKey[] getUpdatedSyncItemKeys(Timestamp since, Timestamp to) |
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325 | throws SyncSourceException { |
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326 | |
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327 | saveSyncTiming(since, to); |
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328 | |
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329 | try { |
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330 | List idList = this.manager.getUpdatedItems(since, to); |
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331 | SyncItemKey[] keyList = new SyncItemKey[idList.size()]; |
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332 | for (int i = 0; i < idList.size(); i++) { |
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333 | keyList[i] = new SyncItemKey(idList.get(i)); |
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334 | } |
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335 | return keyList; |
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336 | } catch (EntityException e) { |
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337 | throw new SyncSourceException( |
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338 | "Error retrieving updated item keys.", e); |
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339 | } |
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340 | } |
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341 | |
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342 | /** |
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343 | * Makes an array of SyncItemKey objects representing all deleted contact |
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344 | * IDs, filtered according to a given time interval. |
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345 | * |
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346 | * @param since |
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347 | * the earlier limit of the time interval |
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348 | * @param to |
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349 | * the later limit of the time interval |
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350 | * @return a SyncItemKey array |
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351 | */ |
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352 | @Override |
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353 | public SyncItemKey[] getDeletedSyncItemKeys(Timestamp since, Timestamp to) |
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354 | throws SyncSourceException { |
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355 | |
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356 | saveSyncTiming(since, to); |
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357 | |
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358 | try { |
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359 | // Alteracao - Incluido parametro this.getSourceURI() - emerson-faria.nobre@serpro.gov.br - 23/09/09 |
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360 | List idList = this.manager.getDeletedItems(since, to, this.getSourceURI()); |
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361 | SyncItemKey[] keyList = new SyncItemKey[idList.size()]; |
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362 | for (int i = 0; i < idList.size(); i++) { |
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363 | keyList[i] = new SyncItemKey(idList.get(i)); |
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364 | } |
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365 | return keyList; |
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366 | } catch (EntityException e) { |
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367 | throw new SyncSourceException( |
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368 | "Error retrieving deleted item keys.", e); |
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369 | } |
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370 | } |
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371 | |
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372 | /** |
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373 | * Makes an array of SyncItemKey objects representing all contact IDs. |
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374 | * |
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375 | * @return a SyncItemKey array |
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376 | */ |
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377 | @Override |
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378 | public SyncItemKey[] getAllSyncItemKeys() throws SyncSourceException { |
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379 | |
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380 | try { |
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381 | List idList = this.manager.getAllItems(); |
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382 | SyncItemKey[] keyList = new SyncItemKey[idList.size()]; |
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383 | for (int i = 0; i < idList.size(); i++) { |
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384 | keyList[i] = new SyncItemKey(idList.get(i)); |
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385 | } |
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386 | return keyList; |
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387 | } catch (EntityException e) { |
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388 | throw new SyncSourceException("Error retrieving all item keys. ", e); |
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389 | } |
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390 | |
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391 | } |
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392 | |
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393 | // ---------------------------------------------------------- Private |
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394 | // methods |
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395 | |
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396 | private Contact sif2Contact(String sifc) throws EntityException { |
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397 | |
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398 | if (log.isTraceEnabled()) { |
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399 | StringBuilder sb = new StringBuilder(sifc.length() + 60); |
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400 | sb.append("Converting: SIF-C => Contact").append("\nINPUT = {") |
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401 | .append(sifc).append('}'); |
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402 | log.trace(sb.toString()); |
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403 | } |
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404 | |
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405 | ByteArrayInputStream buffer = null; |
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406 | SIFCParser parser = null; |
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407 | Contact contact = null; |
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408 | try { |
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409 | contact = new Contact(); |
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410 | buffer = new ByteArrayInputStream(sifc.getBytes()); |
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411 | if ((sifc.getBytes()).length > 0) { |
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412 | parser = new SIFCParser(buffer); |
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413 | contact = parser.parse(); |
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414 | } |
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415 | } catch (Exception e) { |
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416 | throw new EntityException("Error converting SIF-C to Contact. ", e); |
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417 | } |
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418 | |
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419 | if (log.isTraceEnabled()) { |
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420 | log.trace("Conversion done."); |
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421 | } |
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422 | return contact; |
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423 | } |
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424 | |
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425 | private Contact vcard2Contact(String vcard) throws EntityException { |
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426 | |
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427 | if (log.isTraceEnabled()) { |
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428 | StringBuilder sb = new StringBuilder(vcard.length() + 60); |
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429 | sb.append("Converting: VCARD => Contact").append("\nINPUT = {") |
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430 | .append(vcard).append('}'); |
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431 | log.trace(sb.toString()); |
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432 | } |
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433 | |
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434 | ByteArrayInputStream buffer = null; |
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435 | VcardParser parser = null; |
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436 | Contact contact = null; |
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437 | try { |
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438 | contact = new Contact(); |
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439 | |
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440 | buffer = new ByteArrayInputStream(vcard.getBytes()); |
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441 | if ((vcard.getBytes()).length > 0) { |
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442 | parser = new VcardParser(buffer, |
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443 | this.deviceTimeZoneDescription, this.deviceCharset); |
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444 | contact = parser.vCard(); |
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445 | } |
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446 | } catch (Exception e) { |
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447 | throw new EntityException("Error converting VCARD to Contact. ", e); |
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448 | } |
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449 | |
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450 | if (log.isTraceEnabled()) { |
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451 | log.trace("Conversion done."); |
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452 | } |
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453 | return contact; |
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454 | } |
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455 | |
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456 | private String contact2sif(Contact contact) throws EntityException { |
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457 | |
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458 | if (log.isTraceEnabled()) { |
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459 | log.trace("Converting: Contact => SIF-C"); |
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460 | } |
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461 | |
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462 | String xml = null; |
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463 | try { |
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464 | // this.deviceTimeZone, this.deviceCharset |
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465 | ContactToSIFC c2xml = new ContactToSIFC(null, null); |
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466 | xml = c2xml.convert(contact); |
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467 | |
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468 | if (log.isTraceEnabled()) { |
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469 | log.trace("OUTPUT = {" + xml + "}. Conversion done."); |
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470 | } |
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471 | } catch (Exception e) { |
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472 | throw new EntityException("Error converting Contact to SIF-C. ", e); |
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473 | } |
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474 | return xml; |
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475 | } |
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476 | |
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477 | private String contact2vcard(Contact contact) throws EntityException { |
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478 | |
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479 | if (log.isTraceEnabled()) { |
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480 | log.trace("Converting: Contact => VCARD"); |
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481 | } |
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482 | |
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483 | String vcard = null; |
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484 | try { |
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485 | ContactToVcard c2vc = new ContactToVcard(this.deviceTimeZone, |
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486 | this.deviceCharset); |
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487 | vcard = c2vc.convert(contact); |
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488 | |
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489 | if (log.isTraceEnabled()) { |
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490 | log.trace("OUTPUT = {" + vcard + "}. Conversion done."); |
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491 | } |
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492 | } catch (Exception e) { |
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493 | throw new EntityException("Error converting Contact to VCARD. ", e); |
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494 | } |
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495 | return vcard; |
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496 | } |
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497 | |
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498 | /** |
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499 | * Create a new SyncItem from a Contact. The target contentType and status |
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500 | * are passed as arguments. |
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501 | * |
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502 | * @param contact |
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503 | * the Contact object representing the input information |
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504 | * @param contentType |
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505 | * chosen among the TYPE array's elements |
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506 | * @param status |
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507 | * @throws EntityException |
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508 | * if the content type is wrong or any problem occurs while |
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509 | * creating a new SyncItem |
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510 | * @return a newly created SyncItem object |
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511 | */ |
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512 | private SyncItem createSyncItem(String id, Contact contact, char status) |
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513 | throws EntityException { |
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514 | |
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515 | String contentType = getInfo().getPreferredType().getType(); |
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516 | |
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517 | if (log.isTraceEnabled()) { |
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518 | StringBuilder sb = new StringBuilder(100); |
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519 | sb.append("PIMCalendarSyncSource - creating item with:").append( |
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520 | "\n> id: ").append(id).append("\n> status: ") |
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521 | .append(status).append("\n> content-type: ").append( |
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522 | contentType); |
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523 | log.trace(sb.toString()); |
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524 | } |
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525 | |
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526 | SyncItem syncItem = null; |
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527 | String stream = convert(contact, contentType); |
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528 | |
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529 | try { |
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530 | syncItem = new SyncItemImpl(this, id, status); |
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531 | } catch (Exception e) { |
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532 | throw new EntityException(e); |
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533 | } |
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534 | |
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535 | syncItem.setType(contentType); |
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536 | syncItem.setContent(stream.getBytes()); |
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537 | |
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538 | if (log.isTraceEnabled()) { |
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539 | log.trace("PIMContactSyncSource created SyncItem"); |
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540 | } |
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541 | |
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542 | return syncItem; |
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543 | } |
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544 | |
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545 | /** |
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546 | * Converts a SyncItem to a Contact object, provided it represents a contact |
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547 | * item in VCard or SIF-C format. |
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548 | * |
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549 | * @param syncItem |
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550 | * @throws EntityException |
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551 | * if the contentType is wrong or the conversion attempt doesn't |
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552 | * succeed. |
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553 | * @return a Contact object |
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554 | */ |
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555 | private Contact convert(SyncItem syncItem) throws EntityException { |
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556 | return convert(getContentFromSyncItem(syncItem), syncItem.getType()); |
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557 | } |
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558 | |
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559 | /** |
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560 | * Converts a contact in vCard or SIF-C format to a Contact object. |
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561 | * |
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562 | * @param content |
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563 | * as a String |
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564 | * @param contentType |
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565 | * @throws EntityException |
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566 | * if the contentType is wrong or the conversion attempt doesn't |
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567 | * succeed. |
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568 | * @return a Contact object |
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569 | */ |
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570 | private Contact convert(String content, String contentType) |
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571 | throws EntityException { |
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572 | // Finds out which target type is required |
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573 | for (int i = 0; i < TYPE.length; i++) { |
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574 | if (contentType.equals(TYPE[i])) { // Bingo! |
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575 | |
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576 | // Uses the proper converter method |
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577 | switch (i) { |
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578 | case VCARD: |
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579 | return vcard2Contact(content); |
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580 | case SIFC: |
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581 | return sif2Contact(content); |
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582 | default: |
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583 | throw new EntityException("Can't make a Contact " |
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584 | + "out of a " + TYPE[i] + "!"); |
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585 | } |
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586 | } |
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587 | } |
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588 | throw new EntityException("Content type unknown: " + contentType); |
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589 | } |
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590 | |
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591 | /** |
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592 | * Converts a Contact back to a streamable (vCard, SIF-C) format. |
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593 | * |
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594 | * @param contact |
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595 | * @param contentType |
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596 | * @throws EntityException |
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597 | * if the contentType is wrong or the conversion attempt doesn't |
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598 | * succeed. |
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599 | * @return the result in the required format |
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600 | */ |
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601 | private String convert(Contact contact, String contentType) |
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602 | throws EntityException { |
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603 | |
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604 | // Finds out which target type is required |
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605 | for (int i = 0; i < TYPE.length; i++) { |
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606 | if (contentType.equals(TYPE[i])) { // Bingo! |
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607 | |
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608 | // Uses the proper converter method |
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609 | switch (i) { |
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610 | case VCARD: |
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611 | return contact2vcard(contact); |
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612 | case SIFC: |
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613 | return contact2sif(contact); |
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614 | default: |
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615 | throw new EntityException("Can't make a " + TYPE[i] |
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616 | + "out of a Contact!"); |
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617 | } |
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618 | } |
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619 | } |
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620 | throw new EntityException("Content type unknown: " + contentType); |
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621 | } |
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622 | } |
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