Source Code Cross Referenced for SurveyResourceBean.java in  » Groupware » LibreSource » org » libresource » survey » ejb » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Groupware » LibreSource » org.libresource.survey.ejb 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /**
002:         * LibreSource
003:         * Copyright (C) 2004-2008 Artenum SARL / INRIA
004:         * http://www.libresource.org - contact@artenum.com
005:         *
006:         * This file is part of the LibreSource software, 
007:         * which can be used and distributed under license conditions.
008:         * The license conditions are provided in the LICENSE.TXT file 
009:         * at the root path of the packaging that enclose this file. 
010:         * More information can be found at 
011:         * - http://dev.libresource.org/home/license
012:         *
013:         * Initial authors :
014:         *
015:         * Guillaume Bort / INRIA
016:         * Francois Charoy / Universite Nancy 2
017:         * Julien Forest / Artenum
018:         * Claude Godart / Universite Henry Poincare
019:         * Florent Jouille / INRIA
020:         * Sebastien Jourdain / INRIA / Artenum
021:         * Yves Lerumeur / Artenum
022:         * Pascal Molli / Universite Henry Poincare
023:         * Gerald Oster / INRIA
024:         * Mariarosa Penzi / Artenum
025:         * Gerard Sookahet / Artenum
026:         * Raphael Tani / INRIA
027:         *
028:         * Contributors :
029:         *
030:         * Stephane Bagnier / Artenum
031:         * Amadou Dia / Artenum-IUP Blois
032:         * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
033:         */package org.libresource.survey.ejb;
034:
035:        import org.libresource.LibresourceResourceBase;
036:
037:        import org.libresource.survey.Option;
038:        import org.libresource.survey.util.SurveyResourceUtil;
039:
040:        import java.util.Date;
041:        import java.util.HashMap;
042:        import java.util.Iterator;
043:        import java.util.Vector;
044:
045:        import javax.ejb.CreateException;
046:
047:        /**
048:         * A libresource Survey
049:         *
050:         * @libresource.resource name="Survey" service="LibresourceSurvey"
051:         */
052:        public abstract class SurveyResourceBean extends
053:                LibresourceResourceBase {
054:            /**
055:             * @ejb.create-method
056:             */
057:            public String ejbCreate(String question, String votersList,
058:                    String state, String displayMode, Date creationDate,
059:                    Date lastVoteDate) throws CreateException {
060:                setId(SurveyResourceUtil.generateGUID(this ));
061:                setQuestion(question);
062:                setState(state);
063:                setCreationDate(creationDate);
064:                setLastVoteDate(lastVoteDate);
065:                setDisplayMode(displayMode);
066:                setVotersList(votersList);
067:                setOptions(new HashMap());
068:
069:                return null;
070:            }
071:
072:            // persistents fields
073:
074:            /**
075:             * @ejb.persistent-field
076:             * @ejb.interface-method
077:             * @ejb.value-object match="libresource"
078:             * @ejb.transaction type="Supports"
079:             */
080:            public abstract String getId();
081:
082:            /**
083:             * @ejb.persistent-field
084:             * @ejb.interface-method
085:             * @ejb.transaction type="Mandatory"
086:             */
087:            public abstract void setId(String id);
088:
089:            /**
090:             * @ejb.interface-method
091:             * @ejb.value-object match="libresource"
092:             * @ejb.transaction type="Supports"
093:             */
094:            public String getShortResourceName() {
095:                return getQuestion();
096:            }
097:
098:            /**
099:             * @ejb.persistent-field
100:             * @ejb.interface-method
101:             * @ejb.value-object match="libresource"
102:             * @ejb.transaction type="Supports"
103:             */
104:            public abstract String getQuestion();
105:
106:            /**
107:             * @ejb.persistent-field
108:             * @ejb.interface-method
109:             * @ejb.transaction type="Mandatory"
110:             */
111:            public abstract void setQuestion(String question);
112:
113:            /**
114:             * @ejb.persistent-field
115:             * @ejb.interface-method
116:             * @ejb.value-object match="libresource"
117:             * @ejb.transaction type="Supports"
118:             */
119:            public abstract String getState();
120:
121:            /**
122:             * @ejb.persistent-field
123:             * @ejb.interface-method
124:             * @ejb.transaction type="Mandatory"
125:             */
126:            public abstract void setState(String state);
127:
128:            /**
129:             * @ejb.persistent-field
130:             * @ejb.interface-method
131:             * @ejb.value-object match="libresource"
132:             * @ejb.transaction type="Supports"
133:             */
134:            public abstract Date getCreationDate();
135:
136:            /**
137:             * @ejb.persistent-field
138:             * @ejb.interface-method
139:             * @ejb.transaction type="Mandatory"
140:             */
141:            public abstract void setCreationDate(Date creationDate);
142:
143:            /**
144:             * @ejb.persistent-field
145:             * @ejb.interface-method
146:             * @ejb.value-object match="libresource"
147:             * @ejb.transaction type="Supports"
148:             */
149:            public abstract Date getLastVoteDate();
150:
151:            /**
152:             * @ejb.persistent-field
153:             * @ejb.interface-method
154:             * @ejb.transaction type="Mandatory"
155:             */
156:            public abstract void setLastVoteDate(Date lastVoteDate);
157:
158:            /**
159:             * @ejb.persistent-field
160:             * @ejb.interface-method
161:             * @ejb.value-object match="libresource"
162:             * @ejb.transaction type="Supports"
163:             */
164:            public abstract String getVotersList();
165:
166:            /**
167:             * @ejb.persistent-field
168:             * @ejb.interface-method
169:             * @ejb.transaction type="Mandatory"
170:             */
171:            public abstract void setVotersList(String voters);
172:
173:            /**
174:             * @ejb.persistent-field
175:             * @ejb.interface-method
176:             * @ejb.value-object match="libresource"
177:             * @ejb.transaction type="Supports"
178:             */
179:            public abstract String getDisplayMode();
180:
181:            /**
182:             * @ejb.persistent-field
183:             * @ejb.interface-method
184:             * @ejb.transaction type="Mandatory"
185:             */
186:            public abstract void setDisplayMode(String displayMode);
187:
188:            /**
189:             * @ejb.persistent-field
190:             * @ejb.interface-method
191:             * @ejb.value-object match="libresource"
192:             * @ejb.transaction type="Supports"
193:             */
194:            public abstract HashMap getOptions();
195:
196:            /**
197:             * @ejb.persistent-field
198:             * @ejb.interface-method
199:             * @ejb.transaction type="Mandatory"
200:             */
201:            public abstract void setOptions(HashMap options);
202:
203:            // business methods
204:
205:            /**
206:             * @ejb.interface-method
207:             * @ejb.value-object match="libresource"
208:             * @ejb.transaction type="Supports"
209:             */
210:            public Vector getOptionsList() throws Exception {
211:                HashMap options = getOptions();
212:                Vector result = new Vector();
213:
214:                for (Iterator i = options.keySet().iterator(); i.hasNext();) {
215:                    String id = (String) i.next();
216:                    result.add(options.get(id));
217:                }
218:
219:                return result;
220:            }
221:
222:            // voters management
223:
224:            /**
225:             * @ejb.interface-method
226:             * @ejb.value-object match="libresource"
227:             * @ejb.transaction type="Supports"
228:             */
229:            public String[] getVoters() throws Exception {
230:                if ((getVotersList() == null)
231:                        || getVotersList().trim().equals("")) {
232:                    return new String[0];
233:                }
234:
235:                return getVotersList().split(",");
236:            }
237:
238:            /**
239:             * @ejb.interface-method
240:             * @ejb.transaction type="Mandatory"
241:             */
242:            public void setVoters(String[] voters) throws Exception {
243:                StringBuffer buffer = new StringBuffer();
244:
245:                for (int i = 0; i < voters.length; i++) {
246:                    buffer.append(voters[i]);
247:
248:                    if (i != (voters.length - 1)) {
249:                        buffer.append(",");
250:                    }
251:                }
252:
253:                setVotersList(buffer.toString());
254:            }
255:
256:            /**
257:             * @ejb.interface-method
258:             * @ejb.transaction type="Mandatory"
259:             */
260:            public void addVoter(String voter) throws Exception {
261:                if (!isVoter(voter)) {
262:                    String[] voters = getVoters();
263:                    String[] newVoters = new String[voters.length + 1];
264:                    System.arraycopy(voters, 0, newVoters, 0, voters.length);
265:                    newVoters[voters.length] = voter;
266:                    setVoters(newVoters);
267:                }
268:            }
269:
270:            /**
271:             * @ejb.interface-method
272:             * @ejb.transaction type="Supports"
273:             */
274:            public boolean isVoter(String voter) throws Exception {
275:                String[] voters = getVoters();
276:
277:                for (int i = 0; i < voters.length; i++) {
278:                    if (voters[i].equals(voter)) {
279:                        return true;
280:                    }
281:                }
282:
283:                return false;
284:            }
285:
286:            // options management
287:
288:            /**
289:             * @ejb.interface-method
290:             * @ejb.transaction type="Mandatory"
291:             */
292:            public void addOption(String choice) throws Exception {
293:                addOption(choice, 0);
294:            }
295:
296:            /**
297:             * @ejb.interface-method
298:             * @ejb.transaction type="Mandatory"
299:             */
300:            public void addOption(String choice, int nbVotes) throws Exception {
301:                String id = SurveyResourceUtil.generateGUID(choice);
302:                Option option = new Option(id, choice, nbVotes);
303:                HashMap options = getOptions();
304:
305:                if (options == null) {
306:                    options = new HashMap();
307:                }
308:
309:                options.put(id, option);
310:                setOptions(options);
311:            }
312:
313:            /**
314:             * @ejb.interface-method
315:             * @ejb.transaction type="Mandatory"
316:             */
317:            public void editOption(String id, String choice) throws Exception {
318:                HashMap options = getOptions();
319:
320:                if (options == null) {
321:                    options = new HashMap();
322:                }
323:
324:                Option option = (Option) options.get(id);
325:                option.setChoice(choice);
326:                options.put(id, option);
327:                setOptions(options);
328:            }
329:
330:            /**
331:             * @ejb.interface-method
332:             * @ejb.transaction type="Mandatory"
333:             */
334:            public void incNbVote(String optionId) throws Exception {
335:                HashMap options = getOptions();
336:
337:                if (options == null) {
338:                    options = new HashMap();
339:                }
340:
341:                Option option = (Option) options.get(optionId);
342:                option.incNbVote();
343:                options.put(optionId, option);
344:                setOptions(options);
345:            }
346:
347:            /**
348:             * @ejb.interface-method
349:             * @ejb.value-object match="libresource"
350:             * @ejb.transaction type="Supports"
351:             */
352:            public Option getOption(String optionId) throws Exception {
353:                HashMap options = getOptions();
354:
355:                if (options != null) {
356:                    return (Option) options.get(optionId);
357:                }
358:
359:                return null;
360:            }
361:
362:            /**
363:             * @ejb.interface-method
364:             * @ejb.transaction type="Mandatory"
365:             */
366:            public void deleteOption(String optionId) throws Exception {
367:                HashMap options = getOptions();
368:
369:                if (options != null) {
370:                    options.remove(optionId);
371:                    setOptions(options);
372:                }
373:            }
374:        }
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