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1
19
20 package org.lucane.applications.todolist.io;
21
22 import java.util.ArrayList  ;
23 import java.util.Iterator ;
24
25 import org.lucane.applications.todolist.Todolist;
26 import org.lucane.applications.todolist.TodolistAction;
27 import org.lucane.applications.todolist.TodolistItem;
28 import org.lucane.client.Client;
29 import org.lucane.client.Communicator;
30 import org.lucane.client.Plugin;
31 import org.lucane.client.widgets.DialogBox;
32 import org.lucane.common.ConnectInfo;
33 import org.lucane.common.acl.AclInfo;
34 import org.lucane.common.acl.AclProducer;
35 import org.lucane.common.net.ObjectConnection;
36
37 public class IO implements AclProducer
38 {
39 private ConnectInfo service;
40 private static IO singleInstance;
41 private static Plugin plugin;
42
43 private IO() {
44 service = Communicator.getInstance().getConnectInfo("org.lucane.applications.todolist");
45 }
46
47 public static IO getInstance(Plugin plugin) {
48 IO.plugin = plugin;
50
51 if (singleInstance==null) {
52 singleInstance = new IO();
53 }
54
55 return singleInstance;
56 }
57
58 public ConnectInfo getService() {
59 return service;
60 }
61
62 public String getUserName() {
63 return Client.getInstance().getMyInfos().getName();
64 }
65
66 public ArrayList getTodolists() {
67 ArrayList todolists = null;
68 try {
69 TodolistAction action = new TodolistAction(TodolistAction.GET_TODOLISTS, getUserName());
70 ObjectConnection oc = Communicator.getInstance().sendMessageTo(service, service.getName(), action);
71 String ack = oc.readString();
72 if (ack.startsWith("FAILED")) {
73 DialogBox.error(plugin.tr("IO.cantGetLists"));
74 return null;
75 }
76 todolists = (ArrayList ) oc.read();
77 oc.close();
78 } catch (Exception e) {
79 DialogBox.error(plugin.tr("IO.cantGetLists"));
80 return null;
81 }
82
83 return todolists;
84 }
85
86 public ArrayList getTodolistItems(int todolistId) {
87 ArrayList todolistitems = null;
88 try {
89 TodolistAction action = new TodolistAction(TodolistAction.GET_TODOLISTITEMS, new Integer (todolistId));
90 ObjectConnection oc = Communicator.getInstance().sendMessageTo(service, service.getName(), action);
91 String ack = oc.readString();
92 if (ack.startsWith("FAILED")) {
93 DialogBox.error(plugin.tr("IO.cantGetItems"));
94 return null;
95 }
96 todolistitems = (ArrayList ) oc.read();
97 oc.close();
98 } catch (Exception e) {
99 DialogBox.error(plugin.tr("IO.cantGetItems"));
100 return null;
101 }
102
103 return todolistitems;
104 }
105
106 public ArrayList getTodolistItems(ArrayList lists) {
107 ArrayList todolistitems = new ArrayList ();
108 Iterator it = lists.iterator();
109
110 while (it.hasNext()){
111 Object obj = it.next();
112 if (obj instanceof Todolist) {
113 int todolistId = ((Todolist)obj).getId();
114 try {
115 TodolistAction action = new TodolistAction(TodolistAction.GET_TODOLISTITEMS, new Integer (todolistId));
116 ObjectConnection oc = Communicator.getInstance().sendMessageTo(service, service.getName(), action);
117 String ack = oc.readString();
118 if (ack.startsWith("FAILED")) {
119 DialogBox.error(plugin.tr("IO.cantGetItems"));
120 return null;
121 }
122 todolistitems.addAll((ArrayList ) oc.read());
123 oc.close();
124 } catch (Exception e) {
125 DialogBox.error(plugin.tr("IO.cantGetItems"));
126 return null;
127 }
128 }
129 }
130
131 return todolistitems;
132 }
133
134 public int addTodolistItem(TodolistItem newTodolistItem) {
135 int id=-1;
136 try {
137 TodolistAction action = new TodolistAction(TodolistAction.ADD_TODOLISTITEM, newTodolistItem);
138 ObjectConnection oc = Communicator.getInstance().sendMessageTo(service, service.getName(), action);
139 String ack = oc.readString();
140 if (ack.startsWith("FAILED")) {
141 DialogBox.error(plugin.tr("IO.cantCreateItem"));
142 return -1;
143 }
144 id = ((Integer )oc.read()).intValue();
145 oc.close();
146 } catch (Exception e) {
147 DialogBox.error(plugin.tr("IO.cantCreateItem"));
148 return -1;
149 }
150
151 return id;
152 }
153
154 public boolean modifyTodolistItem(TodolistItem oldTodolistItem, TodolistItem newTodolistItem) {
155 try {
156 TodolistAction action = new TodolistAction(TodolistAction.MOD_TODOLISTITEM, new Object [] {new Integer (oldTodolistItem.getId()), newTodolistItem});
157 ObjectConnection oc = Communicator.getInstance().sendMessageTo(service, service.getName(), action);
158 String ack = oc.readString();
159 if (ack.startsWith("FAILED")) {
160 DialogBox.error(plugin.tr("IO.cantModifyItem"));
161 return false;
162 }
163 oc.close();
164 } catch (Exception e) {
165 DialogBox.error(plugin.tr("IO.cantModifyItem"));
166 return false;
167 }
168
169 return true;
170 }
171
172 public boolean deleteTodolistItem(TodolistItem defunctTodolistItem) {
173 try {
174 TodolistAction action = new TodolistAction(TodolistAction.DEL_TODOLISTITEM, new Integer (defunctTodolistItem.getId()));
175 ObjectConnection oc = Communicator.getInstance().sendMessageTo(service, service.getName(), action);
176 String ack = oc.readString();
177 if (ack.startsWith("FAILED")) {
178 DialogBox.error(plugin.tr("IO.cantDeleteItem"));
179 return false;
180 }
181 oc.close();
182 } catch (Exception e) {
183 DialogBox.error(plugin.tr("IO.cantDeleteItem"));
184 return false;
185 }
186
187 return true;
188 }
189
190 public int addTodolist(Todolist newTodolist) {
191 int id=-1;
192 try {
193 TodolistAction action = new TodolistAction(TodolistAction.ADD_TODOLIST, newTodolist);
194 ObjectConnection oc = Communicator.getInstance().sendMessageTo(service, service.getName(), action);
195 String ack = oc.readString();
196 if (ack.startsWith("FAILED")) {
197 DialogBox.error(plugin.tr("IO.cantCreateList"));
198 return -1;
199 }
200 id = ((Integer )oc.read()).intValue();
201
202 oc.close();
203 } catch (Exception e) {
204 DialogBox.error(plugin.tr("IO.cantCreateList"));
205 return -1;
206 }
207
208 return id;
209 }
210
211 public boolean modifyTodolist(Todolist oldTodolist, Todolist newTodolist) {
212 try {
213 TodolistAction action = new TodolistAction(TodolistAction.MOD_TODOLIST, new Object [] {new Integer (oldTodolist.getId()), newTodolist});
214 ObjectConnection oc = Communicator.getInstance().sendMessageTo(service, service.getName(), action);
215 String ack = oc.readString();
216 if (ack.startsWith("FAILED")) {
217 DialogBox.error(plugin.tr("IO.cantModifyList"));
218 return false;
219 }
220 oc.close();
221 } catch (Exception e) {
222 DialogBox.error(plugin.tr("IO.cantModifyList"));
223 return false;
224 }
225
226 return true;
227 }
228
229 public boolean deleteTodolist(Todolist defunctTodolist) {
230 try {
231 TodolistAction action = new TodolistAction(TodolistAction.DEL_TODOLIST, new Integer (defunctTodolist.getId()));
232 ObjectConnection oc = Communicator.getInstance().sendMessageTo(service, service.getName(), action);
233 String ack = oc.readString();
234 if (ack.startsWith("FAILED")) {
235 DialogBox.error(plugin.tr("IO.cantDeleteList"));
236 return false;
237 }
238 oc.close();
239 } catch (Exception e) {
240 DialogBox.error(plugin.tr("IO.cantDeleteList"));
241 return false;
242 }
243
244 return true;
245 }
246
247 public AclInfo[] getAcls(String listId)
249 throws Exception
250 {
251 AclInfo[] acl = null;
252
253 TodolistAction action = new TodolistAction(TodolistAction.GET_ACLS, listId);
254 ObjectConnection oc = Communicator.getInstance().sendMessageTo(service, plugin.getName(), action);
255 String ack = (String )oc.read();
256
257 if(ack.equals("OK"))
258 {
259 acl = (AclInfo[])oc.read();
260 oc.close();
261
262 return acl;
263 }
264 oc.close();
265 throw new Exception (ack);
266 }
267
268 public ArrayList getAllGroups()
269 throws Exception
270 {
271 ArrayList groups = null;
272
273 TodolistAction action = new TodolistAction(TodolistAction.GET_GROUPS);
274 ObjectConnection oc = Communicator.getInstance().sendMessageTo(service, plugin.getName(), action);
275 String ack = (String )oc.read();
276
277 if(ack.equals("OK"))
278 {
279 groups = (ArrayList )oc.read();
280 oc.close();
281
282 return groups;
283 }
284 oc.close();
285 throw new Exception (ack);
286 }
287
288 public ArrayList getAllUsers()
289 throws Exception
290 {
291 ArrayList users = null;
292
293 TodolistAction action = new TodolistAction(TodolistAction.GET_USERS);
294 ObjectConnection oc = Communicator.getInstance().sendMessageTo(service, plugin.getName(), action);
295 String ack = (String )oc.read();
296
297 if(ack.equals("OK"))
298 {
299 users = (ArrayList )oc.read();
300 oc.close();
301
302 return users;
303 }
304 oc.close();
305 throw new Exception (ack);
306 }
307
308 public void addAcl(String listId, AclInfo info)
309 throws Exception
310 {
311 TodolistAction action = new TodolistAction(TodolistAction.ADD_ACL, listId, info);
312 ObjectConnection oc = Communicator.getInstance().sendMessageTo(service, plugin.getName(), action);
313 String ack = (String )oc.read();
314 oc.close();
315
316 if(!ack.equals("OK"))
317 throw new Exception (ack);
318 }
319
320 public void removeAcl(String listId, AclInfo info)
321 throws Exception
322 {
323 TodolistAction action = new TodolistAction(TodolistAction.REMOVE_ACL, listId, info);
324 ObjectConnection oc = Communicator.getInstance().sendMessageTo(service, plugin.getName(), action);
325 String ack = (String )oc.read();
326 oc.close();
327
328 if(!ack.equals("OK"))
329 throw new Exception (ack);
330 }
331
332 public String [] getAccesses()
334 {
335 return new String [] {"write", "read"};
336 }
337
338 public String getItemName(String itemId)
339 throws Exception
340 {
341 Iterator lists = this.getTodolists().iterator();
342 while(lists.hasNext())
343 {
344 Todolist list = (Todolist)lists.next();
345 if(list.getId() == Integer.parseInt(itemId))
346 return list.getName();
347 }
348
349 return itemId;
350 }
351 }
352 |
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