1 | /*
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2 | * DocumentBasket.java
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3 | * Copyright (C) 2006 New Zealand Digital Library, http://www.nzdl.org
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4 | *
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5 | * This program is free software; you can redistribute it and/or modify
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6 | * it under the terms of the GNU General Public License as published by
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7 | * the Free Software Foundation; either version 2 of the License, or
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8 | * (at your option) any later version.
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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 this program; if not, write to the Free Software
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17 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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18 | */
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19 |
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20 | package org.greenstone.gsdl3.service;
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21 |
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22 | import java.sql.Statement;
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23 | import java.util.Hashtable;
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24 | import java.util.HashMap;
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25 | import java.util.ArrayList;
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26 | import java.util.HashSet;
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27 | import java.util.Iterator;
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28 |
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29 | import org.w3c.dom.Document;
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30 | import org.w3c.dom.Element;
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31 | import org.w3c.dom.NodeList;
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32 |
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33 | import org.greenstone.util.GlobalProperties;
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34 | import org.greenstone.gsdl3.util.GSParams;
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35 | import org.greenstone.gsdl3.util.GSXML;
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36 | import org.greenstone.gsdl3.util.GSPath;
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37 | import org.greenstone.gsdl3.util.UserContext;
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38 | import org.greenstone.gsdl3.util.XMLConverter;
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39 |
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40 | import java.net.InetAddress;
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41 | import java.util.Properties;
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42 | import java.util.Date;
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43 |
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44 | import javax.mail.*;
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45 | import javax.mail.internet.*;
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46 |
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47 | import java.awt.event.ActionEvent;
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48 | import java.awt.event.ActionListener;
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49 | import javax.swing.Timer;
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50 |
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51 | import java.io.*;
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52 |
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53 | import org.apache.log4j.*;
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54 |
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55 | public class DocumentBasket extends ServiceRack
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56 | {
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57 |
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58 | static Logger logger = Logger.getLogger(org.greenstone.gsdl3.service.DocumentBasket.class.getName());
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59 |
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60 | // the services on offer
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61 | // these strings must match what is found in the properties file
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62 | protected static final String ADD_ITEM_SERVICE = "AddDocument";
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63 | protected static final String DISPLAY_ITEMS_SERVICE = "DisplayDocumentList";
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64 | protected static final String ITEM_NUM_SERVICE = "GetDocuments";
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65 | protected static final String DELETE_ITEMS_SERVICE = "DeleteDocuments";
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66 | protected static final String DELETE_ITEM_SERVICE = "DeleteDocument";
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67 | protected static final String CLEAR_ITEMS_SERVICE = "ClearDocuments";
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68 | //added
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69 | protected static final String MERGE_ITEM_SERVICE = "MergeDocument";
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70 | protected static final String ITEM_PARAM = "item";
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71 | protected static final String delimiter = "|";
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72 | protected static final int delay = 1800000;
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73 |
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74 | protected static final String BASKET_BOOK = "documentBasketBook";
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75 |
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76 | protected Hashtable<String, Hashtable<String, Hashtable<String, Item>>> userMap = null;
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77 | protected Hashtable<String, UserTimer> timerMap = null;
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78 | protected String username = "";
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79 | protected String password = "";
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80 |
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81 | /** constructor */
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82 | public DocumentBasket()
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83 | {
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84 | userMap = new Hashtable<String, Hashtable<String, Hashtable<String, Item>>>();
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85 | timerMap = new Hashtable<String, UserTimer>();
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86 | }
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87 |
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88 | private Hashtable<String, Hashtable<String, Item>> updateDocMap(Element request)
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89 | {
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90 | String id = request.getAttribute("uid");
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91 |
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92 | if (userMap.containsKey(id))
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93 | {
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94 | if (timerMap.containsKey(id))
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95 | {
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96 | UserTimer timer = timerMap.get(id);
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97 | timer.restart();
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98 | }
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99 | return userMap.get(id);
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100 | }
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101 | else
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102 | {
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103 | UserTimer timer = new UserTimer(delay, id);
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104 | timerMap.put(id, timer);
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105 | timer.start();
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106 | Hashtable<String, Hashtable<String, Item>> newDocs = new Hashtable<String, Hashtable<String, Item>>();
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107 | userMap.put(id, newDocs);
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108 | return newDocs;
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109 | }
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110 | }
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111 |
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112 | /** configure this service */
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113 | public boolean configure(Element info, Element extra_info)
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114 | {
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115 | logger.info("Configuring DocumentBasket...");
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116 | this.config_info = info;
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117 |
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118 | // set up short_service_info_ - for now just has name and type
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119 | Element add_service = this.desc_doc.createElement(GSXML.SERVICE_ELEM);
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120 | add_service.setAttribute(GSXML.TYPE_ATT, "gather"); // what??
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121 | add_service.setAttribute(GSXML.NAME_ATT, ADD_ITEM_SERVICE);
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122 | this.short_service_info.appendChild(add_service);
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123 |
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124 | // set up short_service_info_ - for now just has name and type
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125 | Element disp_service = this.desc_doc.createElement(GSXML.SERVICE_ELEM);
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126 | disp_service.setAttribute(GSXML.TYPE_ATT, "gather"); // what??
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127 | disp_service.setAttribute(GSXML.NAME_ATT, DISPLAY_ITEMS_SERVICE);
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128 | this.short_service_info.appendChild(disp_service);
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129 |
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130 | // set up short_service_info_ - for now just has name and type
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131 | Element num_service = this.desc_doc.createElement(GSXML.SERVICE_ELEM);
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132 | num_service.setAttribute(GSXML.TYPE_ATT, "gather"); // what??
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133 | num_service.setAttribute(GSXML.NAME_ATT, ITEM_NUM_SERVICE);
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134 | this.short_service_info.appendChild(num_service);
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135 |
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136 | // set up short_service_info_ - for now just has name and type
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137 | Element delete_service = this.desc_doc.createElement(GSXML.SERVICE_ELEM);
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138 | delete_service.setAttribute(GSXML.TYPE_ATT, "gather"); // what??
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139 | delete_service.setAttribute(GSXML.NAME_ATT, DELETE_ITEMS_SERVICE);
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140 | this.short_service_info.appendChild(delete_service);
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141 |
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142 | // set up short_service_info_ - for now just has name and type
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143 | Element deleteone_service = this.desc_doc.createElement(GSXML.SERVICE_ELEM);
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144 | deleteone_service.setAttribute(GSXML.TYPE_ATT, "gather"); // what??
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145 | deleteone_service.setAttribute(GSXML.NAME_ATT, DELETE_ITEM_SERVICE);
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146 | this.short_service_info.appendChild(deleteone_service);
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147 |
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148 | // set up short_service_info_ - for now just has name and type
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149 | Element deleteall_service = this.desc_doc.createElement(GSXML.SERVICE_ELEM);
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150 | deleteall_service.setAttribute(GSXML.TYPE_ATT, "gather"); // what??
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151 | deleteall_service.setAttribute(GSXML.NAME_ATT, CLEAR_ITEMS_SERVICE);
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152 | this.short_service_info.appendChild(deleteall_service);
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153 |
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154 | // set up short_service_info_ - for now just has name and type
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155 | Element merge_service = this.desc_doc.createElement(GSXML.SERVICE_ELEM);
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156 | merge_service.setAttribute(GSXML.TYPE_ATT, "gather"); // what??
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157 | merge_service.setAttribute(GSXML.NAME_ATT, MERGE_ITEM_SERVICE);
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158 | this.short_service_info.appendChild(merge_service);
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159 |
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160 | return true;
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161 | }
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162 |
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163 | /** returns a specific service description */
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164 | protected Element getServiceDescription(Document doc, String service_id, String lang, String subset)
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165 | {
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166 | if (service_id.equals(ADD_ITEM_SERVICE))
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167 | {
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168 | Element add_service = doc.createElement(GSXML.SERVICE_ELEM);
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169 | add_service.setAttribute(GSXML.TYPE_ATT, "gather"); // what??
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170 | add_service.setAttribute(GSXML.NAME_ATT, ADD_ITEM_SERVICE);
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171 | return add_service;
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172 | }
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173 | if (service_id.equals(DISPLAY_ITEMS_SERVICE))
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174 | {
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175 |
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176 | Element disp_service = doc.createElement(GSXML.SERVICE_ELEM);
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177 | disp_service.setAttribute(GSXML.TYPE_ATT, "gather"); // what??
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178 | disp_service.setAttribute(GSXML.NAME_ATT, DISPLAY_ITEMS_SERVICE);
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179 | return disp_service;
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180 | }
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181 |
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182 | if (service_id.equals(ITEM_NUM_SERVICE))
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183 | {
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184 |
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185 | Element num_service = doc.createElement(GSXML.SERVICE_ELEM);
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186 | num_service.setAttribute(GSXML.TYPE_ATT, "gather"); // what??
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187 | num_service.setAttribute(GSXML.NAME_ATT, ITEM_NUM_SERVICE);
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188 | return num_service;
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189 | }
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190 |
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191 | if (service_id.equals(DELETE_ITEMS_SERVICE))
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192 | {
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193 |
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194 | Element del_service = doc.createElement(GSXML.SERVICE_ELEM);
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195 | del_service.setAttribute(GSXML.TYPE_ATT, "gather"); // what??
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196 | del_service.setAttribute(GSXML.NAME_ATT, DELETE_ITEMS_SERVICE);
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197 | return del_service;
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198 | }
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199 |
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200 | if (service_id.equals(CLEAR_ITEMS_SERVICE))
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201 | {
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202 |
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203 | Element clear_service = doc.createElement(GSXML.SERVICE_ELEM);
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204 | clear_service.setAttribute(GSXML.TYPE_ATT, "gather"); // what??
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205 | clear_service.setAttribute(GSXML.NAME_ATT, CLEAR_ITEMS_SERVICE);
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206 | return clear_service;
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207 | }
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208 |
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209 | if (service_id.equals(DELETE_ITEM_SERVICE))
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210 | {
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211 |
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212 | Element delone_service = doc.createElement(GSXML.SERVICE_ELEM);
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213 | delone_service.setAttribute(GSXML.TYPE_ATT, "gather"); // what??
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214 | delone_service.setAttribute(GSXML.NAME_ATT, DELETE_ITEM_SERVICE);
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215 | return delone_service;
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216 | }
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217 | if (service_id.equals(MERGE_ITEM_SERVICE))
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218 | {
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219 | Element merge_service = doc.createElement(GSXML.SERVICE_ELEM);
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220 | merge_service.setAttribute(GSXML.TYPE_ATT, "gather"); // what??
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221 | merge_service.setAttribute(GSXML.NAME_ATT, MERGE_ITEM_SERVICE);
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222 | return merge_service;
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223 | }
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224 | return null;
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225 | }
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226 |
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227 | protected Element processAddDocument(Element request)
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228 | {
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229 | //System.err.println("REQUEST = " + GSXML.xmlNodeToString(request));
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230 | Hashtable<String, Hashtable<String, Item>> docsMap = updateDocMap(request);
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231 | //System.err.println("DOCSMAP = " + docsMap);
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232 | // Create a new (empty) result message
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233 | Document result_doc = XMLConverter.newDOM();
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234 | Element result = result_doc.createElement(GSXML.RESPONSE_ELEM);
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235 |
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236 | // Get the parameters of the request
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237 | Element param_list = (Element) GSXML.getChildByTagName(request, GSXML.PARAM_ELEM + GSXML.LIST_MODIFIER);
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238 | if (param_list == null)
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239 | {
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240 | logger.error("DocumentBasket Error: AddDocument request had no paramList.");
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241 | return result; // Return the empty result
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242 | }
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243 |
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244 | HashMap<String, Serializable> params = GSXML.extractParams(param_list, false);
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245 | //System.err.println("PARAMS = " + params);
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246 | String item = (String) params.get("item");
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247 |
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248 | int startIndex = item.startsWith(BASKET_BOOK) ? BASKET_BOOK.length() : 0;
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249 |
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250 | String collection = "";
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251 | int pos = item.indexOf(":");
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252 | if (pos != -1)
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253 | {
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254 | collection = item.substring(startIndex, pos);
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255 | item = item.substring(pos + 1);
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256 | }
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257 |
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258 | //logger.error("COLLECTION = " + collection + " *** ITEM = " + item);
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259 | if (docsMap.containsKey(collection))
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260 | {
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261 | Hashtable<String, Item> items = docsMap.get(collection);
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262 | if (!items.containsKey(item))
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263 | {
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264 | Item newItem = generateItem(collection, item);
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265 | items.put(item, newItem);
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266 | result.appendChild(newItem.wrapIntoElement(result_doc));
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267 | }
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268 | }
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269 | else
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270 | {
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271 | Hashtable<String, Item> items = new Hashtable<String, Item>();
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272 | Item newItem = generateItem(collection, item);
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273 | items.put(item, newItem);
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274 | docsMap.put(collection, items);
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275 | result.appendChild(newItem.wrapIntoElement(result_doc));
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276 | }
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277 |
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278 | return result;
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279 | }
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280 |
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281 | protected Element processMergeDocument(Element request)
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282 | {
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283 | // Get the parameters of the request
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284 | Element param_list = (Element) GSXML.getChildByTagName(request, GSXML.PARAM_ELEM + GSXML.LIST_MODIFIER);
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285 | if (param_list == null)
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286 | {
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287 | logger.error("DocumentBasket Error: MergeDocument request had no paramList.");
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288 | return null; // Return the empty result
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289 | }
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290 |
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291 | HashMap<String, Serializable> params = GSXML.extractParams(param_list, false);
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292 |
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293 | String docString = (String) params.get("docs");
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294 | String[] docs = docString.split("-");
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295 |
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296 | for (String d : docs)
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297 | {
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298 | logger.error("DOC = " + d);
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299 | }
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300 |
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301 | /*
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302 | * try{ System.out.println("Concatenate Two PDF"); PdfReader reader1 =
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303 | * new PdfReader("3A01-01_Part_1-001.pdf"); PdfReader reader2 = new
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304 | * PdfReader("3A01-01_Part_1-017.pdf"); PdfCopyFields copy = new
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305 | * PdfCopyFields(new FileOutputStream("concatenatedPDF.pdf"));
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306 | * copy.addDocument(reader1); copy.addDocument(reader2); copy.close(); }
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307 | * catch(Exception ex) { ex.printStackTrace(); }
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308 | */
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309 | // added -->
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310 |
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311 | try
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312 | {
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313 | {
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314 | PrintWriter pw = new PrintWriter(new FileOutputStream("G:/output1.xml"));
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315 | File file = new File("G:/greenstone3-svn/web/sites/localsite/collect/peij21/archives/HASH0189.dir/");
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316 | File[] files = file.listFiles();
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317 |
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318 | for (int i = 0; i < files.length; i++)
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319 | {
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320 |
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321 | //System.out.println(files[i].getName());
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322 | String fileName = files[i].getName();
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323 |
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324 | if (fileName.equals("doc.xml"))
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325 | {
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326 |
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327 | System.out.println("Processing " + files[i].getPath() + "... ");
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328 | BufferedReader br = new BufferedReader(new FileReader(files[i].getPath()));
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329 | String line = br.readLine();
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330 | while (line != null)
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331 | {
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332 | pw.println(line);
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333 | line = br.readLine();
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334 | }
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335 | br.close();
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336 |
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337 | }
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338 |
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339 | }
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340 |
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341 | File file1 = new File("G:/greenstone3-svn/web/sites/localsite/collect/peij21/archives/HASHfdc0.dir/");
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342 | File[] files1 = file1.listFiles();
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343 |
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344 | for (int i = 0; i < files1.length; i++)
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345 | {
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346 |
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347 | //System.out.println(files[i].getName());
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348 | String fileName = files1[i].getName();
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349 |
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350 | if (fileName.equals("doc.xml"))
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351 | {
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352 |
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353 | System.out.println("Processing " + files1[i].getPath() + "... ");
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354 | BufferedReader br = new BufferedReader(new FileReader(files1[i].getPath()));
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355 | String line = br.readLine();
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356 | while (line != null)
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357 | {
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358 | pw.println(line);
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359 | line = br.readLine();
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360 | }
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361 | br.close();
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362 |
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363 | }
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364 |
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365 | }
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366 |
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367 | pw.close();
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368 |
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369 | System.out.println("All doc.xml files have been concatenated into output1.xml");
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370 | }
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371 | }
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372 | catch (Exception ex)
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373 | {
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374 | ex.printStackTrace();
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375 | }
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376 | return null;
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377 | }
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378 |
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379 | //end
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380 | private Item generateItem(String collection, String id)
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381 | {
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382 | Item item = new Item(collection, id);
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383 | String to = GSPath.appendLink(collection, "DocumentMetadataRetrieve");
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384 | ArrayList<String> tmp = new ArrayList<String>();
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385 | tmp.add(id);
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386 |
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387 | UserContext userContext = new UserContext();
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388 | userContext.setLanguage("en");
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389 | userContext.setUserID("dumy");
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390 |
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391 | Element response = getDocumentMetadata(to, userContext, tmp.iterator());
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392 | Element doc_node = (Element) response.getElementsByTagName(GSXML.DOC_NODE_ELEM).item(0);
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393 |
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394 | String node_id = doc_node.getAttribute(GSXML.NODE_ID_ATT);
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395 | Element metadata_list = (Element) doc_node.getElementsByTagName(GSXML.METADATA_ELEM + GSXML.LIST_MODIFIER).item(0);
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396 |
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397 | //assign title metadata if any
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398 | Element metadata = GSXML.getNamedElement(metadata_list, "metadata", "name", "Title");
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399 | if (metadata != null)
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400 | {
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401 | item.title = GSXML.getNodeText(metadata).trim();
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402 | }
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403 | //assign date metadata if any
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404 | metadata = GSXML.getNamedElement(metadata_list, "metadata", "name", "Date");
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405 | if (metadata != null)
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406 | {
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407 | item.date = GSXML.getNodeText(metadata).trim();
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408 | }
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409 |
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410 | //assign root title metadata if any
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411 | metadata = GSXML.getNamedElement(metadata_list, "metadata", "name", "root_Title");
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412 | if (metadata != null)
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413 | {
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414 | String rootTitle = GSXML.getNodeText(metadata).trim();
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415 | if (!rootTitle.equals(item.title))
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416 | {
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417 | item.rootTitle = rootTitle;
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418 | }
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419 |
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420 | }
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421 |
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422 | return item;
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423 | }
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424 |
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425 | protected Element processClearDocuments(Element request)
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426 | {
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427 | Hashtable<String, Hashtable<String, Item>> docsMap = updateDocMap(request);
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428 | Document result_doc = XMLConverter.newDOM();
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429 | Element result = result_doc.createElement(GSXML.RESPONSE_ELEM);
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430 |
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431 | // Get the parameters of the request
|
---|
432 | Element param_list = (Element) GSXML.getChildByTagName(request, GSXML.PARAM_ELEM + GSXML.LIST_MODIFIER);
|
---|
433 |
|
---|
434 | if (param_list == null)
|
---|
435 | {
|
---|
436 | logger.error("DocumentBasket Error: DeleteDocument request had no paramList.");
|
---|
437 | return result; // Return the empty result
|
---|
438 | }
|
---|
439 |
|
---|
440 | HashMap<String, Serializable> params = GSXML.extractParams(param_list, false);
|
---|
441 | String collection = (String) params.get(GSParams.COLLECTION);
|
---|
442 |
|
---|
443 | if (collection == null)
|
---|
444 | return result;
|
---|
445 |
|
---|
446 | docsMap.put(collection, new Hashtable<String, Item>());
|
---|
447 |
|
---|
448 | return result;
|
---|
449 | }
|
---|
450 |
|
---|
451 | protected Element processDeleteDocuments(Element request)
|
---|
452 | {
|
---|
453 | Hashtable<String, Hashtable<String, Item>> docsMap = updateDocMap(request);
|
---|
454 |
|
---|
455 | // Create a new (empty) result message
|
---|
456 | Document result_doc = XMLConverter.newDOM();
|
---|
457 | Element result = result_doc.createElement(GSXML.RESPONSE_ELEM);
|
---|
458 |
|
---|
459 | // Get the parameters of the request
|
---|
460 | Element param_list = (Element) GSXML.getChildByTagName(request, GSXML.PARAM_ELEM + GSXML.LIST_MODIFIER);
|
---|
461 |
|
---|
462 | //GSXML.printXMLNode(param_list);
|
---|
463 |
|
---|
464 | if (param_list == null)
|
---|
465 | {
|
---|
466 | logger.error("DocumentBasket Error: DeleteDocument request had no paramList.");
|
---|
467 | return result; // Return the empty result
|
---|
468 | }
|
---|
469 |
|
---|
470 | HashMap<String, Serializable> params = GSXML.extractParams(param_list, false);
|
---|
471 |
|
---|
472 | String param = (String) params.get("items");
|
---|
473 |
|
---|
474 | if (param == null)
|
---|
475 | return result;
|
---|
476 |
|
---|
477 | String[] items = param.split("\\|");
|
---|
478 |
|
---|
479 | for (int i = 0; i < items.length; i++)
|
---|
480 | {
|
---|
481 | String item = items[i];
|
---|
482 | if (item.trim().length() == 0)
|
---|
483 | continue;
|
---|
484 |
|
---|
485 | String collection = "";
|
---|
486 | int pos = item.indexOf(":");
|
---|
487 | if (pos != -1)
|
---|
488 | {
|
---|
489 | collection = item.substring(0, pos);
|
---|
490 | item = item.substring(pos + 1);
|
---|
491 | }
|
---|
492 |
|
---|
493 | if (docsMap.containsKey(collection))
|
---|
494 | {
|
---|
495 | Hashtable itemMap = docsMap.get(collection);
|
---|
496 | if (itemMap.containsKey(item))
|
---|
497 | {
|
---|
498 | itemMap.remove(item);
|
---|
499 | }
|
---|
500 | if (itemMap.size() == 0)
|
---|
501 | {
|
---|
502 | docsMap.remove(collection);
|
---|
503 | }
|
---|
504 | }
|
---|
505 | }
|
---|
506 |
|
---|
507 | return result;
|
---|
508 | }
|
---|
509 |
|
---|
510 | protected Element processDeleteDocument(Element request)
|
---|
511 | {
|
---|
512 | Hashtable<String, Hashtable<String, Item>> docsMap = updateDocMap(request);
|
---|
513 |
|
---|
514 | // Create a new (empty) result message
|
---|
515 | Document result_doc = XMLConverter.newDOM();
|
---|
516 | Element result = result_doc.createElement(GSXML.RESPONSE_ELEM);
|
---|
517 |
|
---|
518 | // Get the parameters of the request
|
---|
519 | Element param_list = (Element) GSXML.getChildByTagName(request, GSXML.PARAM_ELEM + GSXML.LIST_MODIFIER);
|
---|
520 |
|
---|
521 | //GSXML.printXMLNode(param_list);
|
---|
522 |
|
---|
523 | if (param_list == null)
|
---|
524 | {
|
---|
525 | logger.error("DocumentBasket Error: DeleteDocument request had no paramList.");
|
---|
526 | return result; // Return the empty result
|
---|
527 | }
|
---|
528 |
|
---|
529 | HashMap<String, Serializable> params = GSXML.extractParams(param_list, false);
|
---|
530 |
|
---|
531 | String item = (String) params.get("item");
|
---|
532 |
|
---|
533 | if (item == null)
|
---|
534 | return result;
|
---|
535 |
|
---|
536 | String collection = "";
|
---|
537 | int pos = item.indexOf(":");
|
---|
538 |
|
---|
539 | if (pos != -1)
|
---|
540 | {
|
---|
541 | collection = item.substring(0, pos);
|
---|
542 | item = item.substring(pos + 1);
|
---|
543 | }
|
---|
544 |
|
---|
545 | if (docsMap.containsKey(collection))
|
---|
546 | {
|
---|
547 | Hashtable itemMap = docsMap.get(collection);
|
---|
548 | if (itemMap.containsKey(item))
|
---|
549 | {
|
---|
550 | itemMap.remove(item);
|
---|
551 | }
|
---|
552 | if (itemMap.size() == 0)
|
---|
553 | {
|
---|
554 | docsMap.remove(collection);
|
---|
555 | }
|
---|
556 | }
|
---|
557 |
|
---|
558 | return result;
|
---|
559 | }
|
---|
560 |
|
---|
561 | protected Element processGetDocuments(Element request)
|
---|
562 | {
|
---|
563 | // GSXML.printXMLNode(request);
|
---|
564 | Hashtable<String, Hashtable<String, Item>> docsMap = updateDocMap(request);
|
---|
565 |
|
---|
566 | // Create a new (empty) result message
|
---|
567 | Document result_doc = XMLConverter.newDOM();
|
---|
568 | Element result = result_doc.createElement(GSXML.RESPONSE_ELEM);
|
---|
569 |
|
---|
570 | int size = 0;
|
---|
571 | String ids = "";
|
---|
572 | Iterator<String> keys = docsMap.keySet().iterator();
|
---|
573 |
|
---|
574 | while (keys.hasNext())
|
---|
575 | {
|
---|
576 | Hashtable items = docsMap.get(keys.next());
|
---|
577 | size += items.size();
|
---|
578 | Iterator values = items.values().iterator();
|
---|
579 | while (values.hasNext())
|
---|
580 | {
|
---|
581 | Item item = (Item) values.next();
|
---|
582 | result.appendChild(item.wrapIntoElement(result_doc));
|
---|
583 | }
|
---|
584 | }
|
---|
585 |
|
---|
586 | Element selement = result_doc.createElement("size");
|
---|
587 | selement.setAttribute("value", size + "");
|
---|
588 | result.appendChild(selement);
|
---|
589 |
|
---|
590 | return result;
|
---|
591 | }
|
---|
592 |
|
---|
593 | private Element getDocumentMetadata(String to, UserContext userContext, Iterator<String> ids)
|
---|
594 | {
|
---|
595 |
|
---|
596 | // Build a request to obtain some document metadata
|
---|
597 | Document msg_doc = XMLConverter.newDOM();
|
---|
598 | Element dm_message = msg_doc.createElement(GSXML.MESSAGE_ELEM);
|
---|
599 | Element dm_request = GSXML.createBasicRequest(msg_doc, GSXML.REQUEST_TYPE_PROCESS, to, userContext);
|
---|
600 | dm_message.appendChild(dm_request);
|
---|
601 |
|
---|
602 | // Create a parameter list to specify the required metadata information
|
---|
603 | HashSet<String> meta_names = new HashSet<String>();
|
---|
604 | meta_names.add("Title"); // the default
|
---|
605 | meta_names.add("root_Title");
|
---|
606 | meta_names.add("Date");
|
---|
607 |
|
---|
608 | Element param_list = msg_doc.createElement(GSXML.PARAM_ELEM + GSXML.LIST_MODIFIER);
|
---|
609 |
|
---|
610 | Element param = null;
|
---|
611 | Iterator<String> i = meta_names.iterator();
|
---|
612 | while (i.hasNext())
|
---|
613 | {
|
---|
614 | String name = i.next();
|
---|
615 | param = msg_doc.createElement(GSXML.PARAM_ELEM);
|
---|
616 | param_list.appendChild(param);
|
---|
617 | param.setAttribute(GSXML.NAME_ATT, "metadata");
|
---|
618 | param.setAttribute(GSXML.VALUE_ATT, name);
|
---|
619 | }
|
---|
620 |
|
---|
621 | dm_request.appendChild(param_list);
|
---|
622 |
|
---|
623 | // create the doc node list for the metadata request
|
---|
624 | Element dm_doc_list = msg_doc.createElement(GSXML.DOC_NODE_ELEM + GSXML.LIST_MODIFIER);
|
---|
625 | dm_request.appendChild(dm_doc_list);
|
---|
626 |
|
---|
627 | while (ids.hasNext())
|
---|
628 | {
|
---|
629 | // Add the documentNode to the list
|
---|
630 | Element dm_doc_node = msg_doc.createElement(GSXML.DOC_NODE_ELEM);
|
---|
631 | dm_doc_list.appendChild(dm_doc_node);
|
---|
632 | dm_doc_node.setAttribute(GSXML.NODE_ID_ATT, ids.next());
|
---|
633 | }
|
---|
634 |
|
---|
635 | return (Element) this.router.process(dm_message);
|
---|
636 | }
|
---|
637 |
|
---|
638 | protected Element processDisplayDocumentList(Element request)
|
---|
639 | {
|
---|
640 | Hashtable<String, Hashtable<String, Item>> docsMap = updateDocMap(request);
|
---|
641 |
|
---|
642 | // Create a new (empty) result message
|
---|
643 | Document result_doc = XMLConverter.newDOM();
|
---|
644 | Element result = result_doc.createElement(GSXML.RESPONSE_ELEM);
|
---|
645 |
|
---|
646 | Iterator<String> keys = docsMap.keySet().iterator();
|
---|
647 |
|
---|
648 | while (keys.hasNext())
|
---|
649 | {
|
---|
650 | String collection = keys.next();
|
---|
651 | Hashtable items = docsMap.get(collection);
|
---|
652 | Iterator itemItr = items.values().iterator();
|
---|
653 |
|
---|
654 | Element collectionNode = result_doc.createElement("documentList");
|
---|
655 | collectionNode.setAttribute("name", collection);
|
---|
656 | result.appendChild(collectionNode);
|
---|
657 |
|
---|
658 | while (itemItr.hasNext())
|
---|
659 | {
|
---|
660 | Item item = (Item) itemItr.next();
|
---|
661 | Element itemElement = result_doc.createElement("item");
|
---|
662 |
|
---|
663 | collectionNode.appendChild(itemElement);
|
---|
664 | itemElement.setAttribute("name", item.docid);
|
---|
665 | itemElement.setAttribute("collection", item.collection);
|
---|
666 | itemElement.setAttribute("title", item.title);
|
---|
667 | itemElement.setAttribute("date", item.date);
|
---|
668 | itemElement.setAttribute("root_title", item.rootTitle);
|
---|
669 | }
|
---|
670 | }
|
---|
671 |
|
---|
672 | return result;
|
---|
673 | }
|
---|
674 |
|
---|
675 | protected class Item
|
---|
676 | {
|
---|
677 | public String collection;
|
---|
678 | public String docid;
|
---|
679 | public String title = "";
|
---|
680 | public String query = "";
|
---|
681 | public String date = "";
|
---|
682 | public String rootTitle = "";
|
---|
683 |
|
---|
684 | public Item(String coll, String id)
|
---|
685 | {
|
---|
686 | this.collection = coll;
|
---|
687 | this.docid = id;
|
---|
688 | }
|
---|
689 |
|
---|
690 | public boolean equals(Object o)
|
---|
691 | {
|
---|
692 | if (!(o instanceof Item))
|
---|
693 | {
|
---|
694 | return false;
|
---|
695 | }
|
---|
696 |
|
---|
697 | Item item = (Item) o;
|
---|
698 | String id = collection + ":" + docid;
|
---|
699 | String idin = item.collection + ":" + item.docid;
|
---|
700 | return id.equals(idin);
|
---|
701 | }
|
---|
702 |
|
---|
703 | public String toString()
|
---|
704 | {
|
---|
705 | return collection + ":" + docid + ":" + "[" + ((!rootTitle.equals("")) ? (rootTitle + ":") : "") + title + "]";
|
---|
706 | }
|
---|
707 |
|
---|
708 | public Element wrapIntoElement(Document doc)
|
---|
709 | {
|
---|
710 | Element itemElement = doc.createElement("item");
|
---|
711 | itemElement.setAttribute("name", docid);
|
---|
712 | itemElement.setAttribute("collection", collection);
|
---|
713 | itemElement.setAttribute("title", title);
|
---|
714 | itemElement.setAttribute("date", date);
|
---|
715 | itemElement.setAttribute("root_title", rootTitle);
|
---|
716 | return itemElement;
|
---|
717 | }
|
---|
718 | }
|
---|
719 |
|
---|
720 | private class UserTimer extends Timer implements ActionListener
|
---|
721 | {
|
---|
722 | String id = "";
|
---|
723 |
|
---|
724 | public UserTimer(int delay, String id)
|
---|
725 | {
|
---|
726 | super(delay, (ActionListener) null);
|
---|
727 | addActionListener(this);
|
---|
728 | this.id = id;
|
---|
729 | }
|
---|
730 |
|
---|
731 | public void actionPerformed(ActionEvent e)
|
---|
732 | {
|
---|
733 | userMap.remove(id);
|
---|
734 | timerMap.remove(id);
|
---|
735 | stop();
|
---|
736 | }
|
---|
737 | }
|
---|
738 | }
|
---|