Rev 1062 | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
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924 | dev | 1 | package ak.hostadmiral.core.model; |
919 | dev | 2 | |
1041 | dev | 3 | import java.util.Collection; |
4 | import java.util.ArrayList; |
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5 | import java.util.Iterator; |
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6 | import java.util.Map; |
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7 | import java.util.Comparator; |
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8 | |||
9 | import ak.hostadmiral.util.ConfigInit; |
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1028 | dev | 10 | import ak.hostadmiral.util.CollectionInfo; |
924 | dev | 11 | import ak.hostadmiral.util.ModelException; |
12 | import ak.hostadmiral.util.ModelSecurityException; |
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1041 | dev | 13 | import ak.hostadmiral.core.model.store.SystemUserStore; |
919 | dev | 14 | |
15 | public class SystemUserManager |
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1014 | dev | 16 | implements |
1041 | dev | 17 | ConfigInit, |
1014 | dev | 18 | UserBeforeDeleteListener, |
19 | UserDeletingListener |
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919 | dev | 20 | { |
1041 | dev | 21 | private SystemUserStore store; |
949 | dev | 22 | |
1062 | dev | 23 | private Collection validateListeners = new ArrayList(); |
1011 | dev | 24 | private Collection createdListeners = new ArrayList(); |
25 | private Collection modifiedListeners = new ArrayList(); |
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949 | dev | 26 | private Collection beforeDeleteListeners = new ArrayList(); |
1014 | dev | 27 | private Collection deletingListeners = new ArrayList(); |
1011 | dev | 28 | private Collection deletedListeners = new ArrayList(); |
949 | dev | 29 | |
1041 | dev | 30 | public SystemUserManager() |
31 | throws ModelException |
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919 | dev | 32 | { |
949 | dev | 33 | UserManager.getInstance().addBeforeDeleteListener(this); |
1221 | dev | 34 | UserManager.getInstance().addDeletingListener(this); |
919 | dev | 35 | } |
36 | |||
37 | public SystemUser create(User editor) |
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38 | throws ModelException |
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39 | { |
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40 | if(!allowedToCreate(editor)) throw new ModelSecurityException(); |
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41 | |||
42 | return new SystemUser(); |
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43 | } |
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44 | |||
45 | public boolean allowedToCreate(User editor) |
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46 | throws ModelException |
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47 | { |
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921 | dev | 48 | return SystemUser.allowedToCreate(this, editor); |
919 | dev | 49 | } |
50 | |||
51 | public SystemUser get(User editor, Long id) |
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52 | throws ModelException |
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53 | { |
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1041 | dev | 54 | SystemUser user = store.get(id); |
919 | dev | 55 | |
56 | if(!user.viewableBy(editor)) |
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57 | throw new ModelSecurityException(); |
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58 | |||
59 | return user; |
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60 | } |
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61 | |||
923 | dev | 62 | public boolean nameExists(User editor, SystemUser user, String name) |
63 | throws ModelException |
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64 | { |
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1041 | dev | 65 | return store.nameExists(user, name); |
923 | dev | 66 | } |
67 | |||
68 | public boolean uidExists(User editor, SystemUser user, Integer uid) |
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69 | throws ModelException |
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70 | { |
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1041 | dev | 71 | return store.uidExists(user, uid); |
923 | dev | 72 | } |
73 | |||
1041 | dev | 74 | public SystemUser findForName(User editor, String name) |
919 | dev | 75 | throws ModelException |
76 | { |
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1041 | dev | 77 | SystemUser user = store.findForName(name); |
919 | dev | 78 | |
1041 | dev | 79 | if(user != null && !user.viewableBy(editor)) |
80 | throw new ModelSecurityException(); |
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81 | |||
82 | return user; |
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919 | dev | 83 | } |
84 | |||
1041 | dev | 85 | public SystemUser findForUid(User editor, Integer uid) |
919 | dev | 86 | throws ModelException |
87 | { |
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1041 | dev | 88 | SystemUser user = store.findForUid(uid); |
919 | dev | 89 | |
1041 | dev | 90 | if(user != null && !user.viewableBy(editor)) |
91 | throw new ModelSecurityException(); |
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92 | |||
93 | return user; |
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919 | dev | 94 | } |
95 | |||
96 | public void save(User editor, SystemUser systemUser) |
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97 | throws ModelException |
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98 | { |
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1062 | dev | 99 | // security check |
919 | dev | 100 | if(!systemUser.editableBy(editor)) |
101 | throw new ModelSecurityException(); |
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102 | |||
1062 | dev | 103 | //systemUser.setModUser(editor); // FIXME |
104 | |||
1011 | dev | 105 | boolean isNew = systemUser.isNew(); |
1062 | dev | 106 | SystemUser oldSystemUser = systemUser.getOrigin(); |
107 | if(oldSystemUser == null) oldSystemUser = systemUser; |
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1011 | dev | 108 | |
1062 | dev | 109 | // validate |
110 | for(Iterator i = validateListeners.iterator(); i.hasNext(); ) { |
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111 | SystemUserValidateListener listener = (SystemUserValidateListener)i.next(); |
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112 | listener.systemUserValidate(editor, systemUser, oldSystemUser); |
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113 | } |
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919 | dev | 114 | |
1041 | dev | 115 | store.save(systemUser); |
1011 | dev | 116 | |
117 | // inform listeners |
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118 | if(isNew) { |
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119 | for(Iterator i = createdListeners.iterator(); i.hasNext(); ) { |
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120 | SystemUserCreatedListener listener = (SystemUserCreatedListener)i.next(); |
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121 | listener.systemUserCreated(editor, systemUser); |
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122 | } |
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123 | } |
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124 | else { |
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125 | for(Iterator i = modifiedListeners.iterator(); i.hasNext(); ) { |
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126 | SystemUserModifiedListener listener = (SystemUserModifiedListener)i.next(); |
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127 | listener.systemUserModified(editor, systemUser, oldSystemUser); |
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128 | } |
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129 | } |
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1045 | dev | 130 | |
131 | // reset backup |
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132 | systemUser.resetOrigin(); |
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919 | dev | 133 | } |
134 | |||
1062 | dev | 135 | public void addValidateListener(SystemUserValidateListener listener) |
136 | { |
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137 | validateListeners.add(listener); |
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138 | } |
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139 | |||
140 | public void removeValidateListener(SystemUserValidateListener listener) |
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141 | { |
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142 | validateListeners.remove(listener); |
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143 | } |
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144 | |||
1011 | dev | 145 | public void addCreatedListener(SystemUserCreatedListener listener) |
146 | { |
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147 | createdListeners.add(listener); |
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148 | } |
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149 | |||
150 | public void removeCreatedListener(SystemUserCreatedListener listener) |
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151 | { |
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152 | createdListeners.remove(listener); |
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153 | } |
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154 | |||
155 | public void addModifiedListener(SystemUserModifiedListener listener) |
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156 | { |
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157 | modifiedListeners.add(listener); |
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158 | } |
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159 | |||
160 | public void removeModifiedListener(SystemUserModifiedListener listener) |
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161 | { |
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162 | modifiedListeners.remove(listener); |
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163 | } |
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164 | |||
949 | dev | 165 | public void addBeforeDeleteListener(SystemUserBeforeDeleteListener listener) |
166 | { |
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167 | beforeDeleteListeners.add(listener); |
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168 | } |
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169 | |||
170 | public void removeBeforeDeleteListener(SystemUserBeforeDeleteListener listener) |
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171 | { |
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172 | beforeDeleteListeners.remove(listener); |
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173 | } |
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174 | |||
1014 | dev | 175 | public void addDeletingListener(SystemUserDeletingListener listener) |
176 | { |
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177 | deletingListeners.add(listener); |
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178 | } |
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179 | |||
180 | public void removeDeletingListener(SystemUserDeletingListener listener) |
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181 | { |
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182 | deletingListeners.remove(listener); |
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183 | } |
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184 | |||
1011 | dev | 185 | public void addDeletedListener(SystemUserDeletedListener listener) |
186 | { |
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187 | deletedListeners.add(listener); |
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188 | } |
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189 | |||
190 | public void removeDeletedListener(SystemUserDeletedListener listener) |
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191 | { |
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192 | deletedListeners.remove(listener); |
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193 | } |
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194 | |||
949 | dev | 195 | public Collection beforeDelete(User editor, SystemUser user, Collection known) |
196 | throws ModelException |
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197 | { |
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198 | Collection cascade = new ArrayList(); |
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199 | |||
200 | for(Iterator i = beforeDeleteListeners.iterator(); i.hasNext(); ) { |
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201 | SystemUserBeforeDeleteListener listener = (SystemUserBeforeDeleteListener)i.next(); |
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202 | Collection subcascade = listener.systemUserBeforeDelete(editor, user, known); |
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203 | if(subcascade != null) |
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204 | cascade.addAll(subcascade); |
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205 | } |
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206 | |||
207 | return cascade; |
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208 | } |
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209 | |||
919 | dev | 210 | public void delete(User editor, SystemUser systemUser) |
211 | throws ModelException |
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212 | { |
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1011 | dev | 213 | // check rights |
919 | dev | 214 | if(!systemUser.deleteableBy(editor)) |
215 | throw new ModelSecurityException(); |
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216 | |||
1014 | dev | 217 | // inform deleting listeners |
218 | for(Iterator i = deletingListeners.iterator(); i.hasNext(); ) { |
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219 | SystemUserDeletingListener listener = (SystemUserDeletingListener)i.next(); |
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220 | listener.systemUserDeleting(editor, systemUser); |
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221 | } |
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222 | |||
1011 | dev | 223 | // backup copy |
224 | SystemUser oldSystemUser = new SystemUser(systemUser); |
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225 | |||
226 | // delete it |
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1041 | dev | 227 | store.delete(systemUser); |
1011 | dev | 228 | |
1014 | dev | 229 | // inform deleted listeners |
1011 | dev | 230 | for(Iterator i = deletedListeners.iterator(); i.hasNext(); ) { |
231 | SystemUserDeletedListener listener = (SystemUserDeletedListener)i.next(); |
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232 | listener.systemUserDeleted(editor, oldSystemUser); |
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233 | } |
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919 | dev | 234 | } |
235 | |||
236 | public Collection listSystemUsers(User editor) |
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237 | throws ModelException |
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238 | { |
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1028 | dev | 239 | return listSystemUsers(null, 0, 0, null, editor); |
240 | } |
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241 | |||
242 | public Collection listSystemUsers(CollectionInfo info, int rowsPerPage, int pageNumber, |
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243 | Integer[] sortingKeys, User editor) |
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244 | throws ModelException |
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245 | { |
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1041 | dev | 246 | if(editor.isSuperuser()) |
247 | return store.listAllSystemUsers(info, rowsPerPage, pageNumber, sortingKeys); |
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248 | else |
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249 | return store.listSystemUsers(info, rowsPerPage, pageNumber, sortingKeys, editor); |
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919 | dev | 250 | } |
251 | |||
252 | public boolean areSystemUsersAvailable(User editor) |
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253 | throws ModelException |
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254 | { |
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1041 | dev | 255 | if(editor.isSuperuser()) |
256 | return true; |
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257 | else |
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258 | return store.countSystemUsersAvailable(editor) > 0; |
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919 | dev | 259 | } |
260 | |||
949 | dev | 261 | public Collection userBeforeDelete(User editor, User user, Collection known) |
262 | throws ModelException |
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919 | dev | 263 | { |
1041 | dev | 264 | Collection systemUsers = store.listOwnSystemUsers(user); |
919 | dev | 265 | |
949 | dev | 266 | Collection cascade = new ArrayList(); |
267 | for(Iterator i = systemUsers.iterator(); i.hasNext(); ) { |
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268 | SystemUser u = (SystemUser)i.next(); |
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1058 | dev | 269 | if(known.contains(u)) continue; |
270 | |||
271 | known.add(u); |
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949 | dev | 272 | if(u.viewableBy(editor)) { |
273 | if(u.deleteableBy(editor)) |
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274 | cascade.add(new CascadeDeleteElement(u, CascadeDeleteElement.DELETE, |
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275 | this.beforeDelete(editor, u, known))); |
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276 | else |
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277 | cascade.add(new CascadeDeleteElement(u, CascadeDeleteElement.FORBIDDEN, null)); |
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278 | } |
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279 | else { |
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280 | cascade.add(new CascadeDeleteElement(SystemUser.createLimitedCopy(u), |
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281 | CascadeDeleteElement.FORBIDDEN, null)); |
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282 | } |
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283 | } |
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284 | |||
285 | return cascade; |
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919 | dev | 286 | } |
287 | |||
1014 | dev | 288 | public void userDeleting(User editor, User user) |
289 | throws ModelException |
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290 | { |
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1041 | dev | 291 | Collection systemUsers = store.listOwnSystemUsers(user); |
1014 | dev | 292 | |
293 | for(Iterator i = systemUsers.iterator(); i.hasNext(); ) { |
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294 | delete(editor, (SystemUser)i.next()); |
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295 | } |
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296 | } |
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297 | |||
1028 | dev | 298 | public static final Integer SORT_UID = new Integer(1); |
299 | public static final Integer SORT_NAME = new Integer(2); |
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300 | |||
919 | dev | 301 | public static final Comparator UID_COMPARATOR = new UidComparator(); |
302 | public static final Comparator NAME_COMPARATOR = new NameComparator(); |
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303 | |||
304 | private static class UidComparator |
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305 | implements Comparator |
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306 | { |
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307 | public int compare(Object o1, Object o2) |
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308 | { |
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309 | if(!(o1 instanceof SystemUser) || !(o2 instanceof SystemUser)) |
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310 | throw new ClassCastException("not a SystemUser"); |
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311 | |||
312 | SystemUser a1 = (SystemUser)o1; |
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313 | SystemUser a2 = (SystemUser)o2; |
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314 | |||
315 | if(a1 == null && a2 == null) |
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316 | return 0; |
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317 | else if(a1 == null && a2 != null) |
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318 | return -1; |
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319 | else if(a1 != null && a2 == null) |
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320 | return 1; |
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321 | else |
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322 | return a1.getUid().compareTo(a2.getUid()); |
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323 | } |
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324 | |||
325 | public boolean equals(Object obj) |
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326 | { |
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327 | return (obj instanceof UidComparator); |
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328 | } |
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329 | } |
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330 | |||
331 | private static class NameComparator |
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332 | implements Comparator |
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333 | { |
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334 | public int compare(Object o1, Object o2) |
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335 | { |
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336 | if(!(o1 instanceof SystemUser) || !(o2 instanceof SystemUser)) |
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337 | throw new ClassCastException("not a SystemUser"); |
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338 | |||
339 | SystemUser a1 = (SystemUser)o1; |
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340 | SystemUser a2 = (SystemUser)o2; |
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341 | |||
342 | if(a1 == null && a2 == null) |
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343 | return 0; |
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344 | else if(a1 == null && a2 != null) |
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345 | return -1; |
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346 | else if(a1 != null && a2 == null) |
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347 | return 1; |
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348 | else |
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349 | return a1.getName().compareToIgnoreCase(a2.getName()); |
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350 | } |
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351 | |||
352 | public boolean equals(Object obj) |
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353 | { |
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354 | return (obj instanceof NameComparator); |
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355 | } |
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356 | } |
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1041 | dev | 357 | |
358 | public void init(Map params) |
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359 | throws ModelException |
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360 | { |
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361 | try { |
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362 | systemUserManager = this; |
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363 | |||
1046 | dev | 364 | Class c = Class.forName(((String[])params.get("store"))[0]); |
1041 | dev | 365 | store = (SystemUserStore)c.newInstance(); |
366 | } |
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367 | catch(Exception ex) { |
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368 | throw new ModelException(ex); |
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369 | } |
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370 | } |
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371 | |||
372 | private static SystemUserManager systemUserManager = null; |
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373 | |||
374 | public static SystemUserManager getInstance() |
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375 | { |
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376 | return systemUserManager; |
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377 | } |
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919 | dev | 378 | } |