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