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1
18
19 package cowsultants.itracker.ejb.client.util;
20
21 import java.text.*;
22 import java.util.*;
23
24 import org.xml.sax.Attributes  ;
25 import org.xml.sax.SAXException ;
26 import org.xml.sax.helpers.DefaultHandler ;
27
28 import cowsultants.itracker.ejb.client.exceptions.*;
29 import cowsultants.itracker.ejb.client.models.*;
30 import cowsultants.itracker.ejb.client.resources.ITrackerResources;
31
32
36 public class ImportHandler extends DefaultHandler implements ImportExportTags {
37 private Vector models;
38 private StringBuffer tagBuffer;
39 private SAXException endException;
40
41 private GenericModel parentModel;
42 private GenericModel childModel;
43 private Vector itemList;
44 private String tempStorage;
45
46 public ImportHandler() {
47 models = new Vector();
48 endException = null;
49 }
50
51 public GenericModel[] getModels() {
52 GenericModel[] modelsArray = new GenericModel[models.size()];
53 models.copyInto(modelsArray);
54 return modelsArray;
55 }
56
57 public void startDocument() {
58 Logger.logDebug("Started import xml parsing.");
59 }
60
61 public void endDocument() {
62 Logger.logDebug("Completed import xml parsing.");
63 }
64
65 public void startElement(String uri, String name, String qName, Attributes atts) throws SAXException {
66 Logger.logDebug("Parsing import tag " + qName);
67
68 if(endException != null) {
69 throw endException;
70 }
71
72 tempStorage = "";
73 try {
74 if(TAG_COMPONENT.equals(qName)) {
75 String id = atts.getValue(ATTR_SYSTEMID);
76 if(id == null) {
77 throw new SAXException ("Attribute " + ATTR_SYSTEMID + " was null for component.");
78 }
79
80 childModel = new ComponentModel();
81 childModel.setId(new Integer (id));
82 } else if(TAG_COMPONENTS.equals(qName)) {
83 itemList = new Vector();
84 } else if(TAG_CONFIGURATION.equals(qName)) {
85 parentModel = new SystemConfigurationModel();
86 } else if(TAG_CUSTOM_FIELD.equals(qName)) {
87 String id = atts.getValue(ATTR_SYSTEMID);
88 if(id == null) {
89 throw new SAXException ("Attribute " + ATTR_SYSTEMID + " was null for issue.");
90 }
91
92 childModel = new CustomFieldModel();
93 childModel.setId(new Integer (id));
94 } else if(TAG_CUSTOM_FIELD_OPTION.equals(qName)) {
95 tempStorage = ITrackerResources.unescapeUnicodeString(atts.getValue(ATTR_VALUE));
96 } else if(TAG_CUSTOM_FIELDS.equals(qName)) {
97 itemList = new Vector();
98 } else if(TAG_HISTORY_ENTRY.equals(qName)) {
99 String creatorId = atts.getValue(ATTR_CREATOR_ID);
100 String date = atts.getValue(ATTR_DATE);
101 String status = atts.getValue(ATTR_STATUS);
102 if(creatorId == null) {
103 throw new SAXException ("Attribute creatorId was null for issue history.");
104 } else if(date == null) {
105 throw new SAXException ("Attribute date was null for issue history.");
106 }
107
108 childModel = new IssueHistoryModel();
109 ((IssueHistoryModel) childModel).setUser((UserModel) findModel(creatorId));
110 ((IssueHistoryModel) childModel).setStatus(status != null && ! status.equals("") ? Integer.parseInt(status) : IssueUtilities.HISTORY_STATUS_AVAILABLE);
111 ((IssueHistoryModel) childModel).setCreateDate(getDateValue(date, qName));
112 tagBuffer = new StringBuffer ();
113 } else if(TAG_ISSUE.equals(qName)) {
114 String id = atts.getValue(ATTR_SYSTEMID);
115 if(id == null) {
116 throw new SAXException ("Attribute " + ATTR_SYSTEMID + " was null for issue.");
117 }
118
119 parentModel = new IssueModel();
120 parentModel.setId(new Integer (id));
121 } else if(TAG_ISSUE_ATTACHMENT.equals(qName)) {
122 childModel = new IssueAttachmentModel();
123 } else if(TAG_ISSUE_ATTACHMENTS.equals(qName)) {
124 itemList = new Vector();
125 } else if(TAG_ISSUE_COMPONENTS.equals(qName)) {
126 itemList = new Vector();
127 } else if(TAG_ISSUE_FIELD.equals(qName)) {
128 String id = atts.getValue(ATTR_ID);
129 if(id == null) {
130 throw new SAXException ("Attribute " + ATTR_SYSTEMID + " was null for issue field.");
131 }
132 childModel = new IssueFieldModel((CustomFieldModel) findModel(id));
133 } else if(TAG_ISSUE_FIELDS.equals(qName)) {
134 itemList = new Vector();
135 } else if(TAG_ISSUE_HISTORY.equals(qName)) {
136 itemList = new Vector();
137 } else if(TAG_ISSUE_VERSIONS.equals(qName)) {
138 itemList = new Vector();
139 } else if(TAG_PROJECT.equals(qName)) {
140 String id = atts.getValue(ATTR_SYSTEMID);
141 if(id == null) {
142 throw new SAXException ("Attribute " + ATTR_SYSTEMID + " was null for project.");
143 }
144
145 parentModel = new ProjectModel();
146 parentModel.setId(new Integer (id));
147 } else if(TAG_PROJECT_FIELDS.equals(qName)) {
148 itemList = new Vector();
149 } else if(TAG_PROJECT_OWNERS.equals(qName)) {
150 itemList = new Vector();
151 } else if(TAG_RESOLUTION.equals(qName)) {
152 String value = atts.getValue(ATTR_VALUE);
153 String order = atts.getValue(ATTR_ORDER);
154
155 childModel = new ConfigurationModel(SystemConfigurationUtilities.TYPE_RESOLUTION, value, Integer.parseInt(order));
156 tagBuffer = new StringBuffer ();
157 } else if(TAG_SEVERITY.equals(qName)) {
158 String value = atts.getValue(ATTR_VALUE);
159 String order = atts.getValue(ATTR_ORDER);
160
161 childModel = new ConfigurationModel(SystemConfigurationUtilities.TYPE_SEVERITY, value, Integer.parseInt(order));
162 tagBuffer = new StringBuffer ();
163 } else if(TAG_STATUS.equals(qName)) {
164 String value = atts.getValue(ATTR_VALUE);
165 String order = atts.getValue(ATTR_ORDER);
166
167 childModel = new ConfigurationModel(SystemConfigurationUtilities.TYPE_STATUS, value, Integer.parseInt(order));
168 tagBuffer = new StringBuffer ();
169 } else if(TAG_USER.equals(qName)) {
170 String id = atts.getValue(ATTR_SYSTEMID);
171 if(id == null) {
172 throw new SAXException ("Attribute " + ATTR_SYSTEMID + " was null for user.");
173 }
174
175 parentModel = new UserModel();
176 parentModel.setId(new Integer (id));
177 } else if(TAG_VERSION.equals(qName)) {
178 String id = atts.getValue(ATTR_SYSTEMID);
179 if(id == null) {
180 throw new SAXException ("Attribute " + ATTR_SYSTEMID + " was null for version.");
181 }
182
183 childModel = new VersionModel();
184 childModel.setId(new Integer (id));
185 } else if(TAG_VERSIONS.equals(qName)) {
186 itemList = new Vector();
187 } else {
188 tagBuffer = new StringBuffer ();
189 }
190 } catch(NumberFormatException nfe) {
191 throw new SAXException ("Attribute in " + qName + " did not contain a numeric value.");
192 }
193 }
194
195 public void endElement(String uri, String name, String qName) {
196 Logger.logDebug("Completing import tag " + qName);
197
198
201 try {
202 if(TAG_ISSUE.equals(qName) || TAG_PROJECT.equals(qName) || TAG_USER.equals(qName) || TAG_CONFIGURATION.equals(qName)) {
203 models.add(parentModel.clone());
204 parentModel = null;
205 childModel = null;
206 itemList = null;
207 } else if(TAG_RESOLUTION.equals(qName) || TAG_SEVERITY.equals(qName) || TAG_STATUS.equals(qName)) {
208 ((ConfigurationModel) childModel).setName(getBuffer());
209 models.add(childModel.clone());
210 ((SystemConfigurationModel) parentModel).addConfiguration((ConfigurationModel) childModel);
211 childModel = null;
212 } else if(TAG_COMPONENT.equals(qName) || TAG_VERSION.equals(qName) || TAG_CUSTOM_FIELD.equals(qName)) {
213 models.add(childModel.clone());
216 itemList.add(childModel.clone());
217 childModel = null;
218 } else if(TAG_HISTORY_ENTRY.equals(qName)) {
219 ((IssueHistoryModel) childModel).setDescription(getBuffer());
220 itemList.add(childModel.clone());
221 childModel = null;
222 } else if(TAG_ISSUE_ATTACHMENT.equals(qName)) {
223 itemList.add(childModel.clone());
224 childModel = null;
225 } else if(TAG_ISSUE_FIELD.equals(qName)) {
226 itemList.add(childModel.clone());
227 childModel = null;
228 } else if(TAG_COMPONENTS.equals(qName)) {
229 ComponentModel[] itemListArray = new ComponentModel[itemList.size()];
230 for(int i = 0; i < itemList.size(); i++) {
231 itemListArray[i] = (ComponentModel) itemList.elementAt(i);
232 }
233 ((ProjectModel) parentModel).setComponents(itemListArray);
234 } else if(TAG_COMPONENT_DESCRIPTION.equals(qName)) {
235 ((ComponentModel) childModel).setDescription(getBuffer());
236 } else if(TAG_COMPONENT_ID.equals(qName)) {
237 if(itemList == null) {
238 itemList = new Vector();
239 }
240 itemList.add((ComponentModel) findModel(getBuffer()));
241 } else if(TAG_COMPONENT_NAME.equals(qName)) {
242 ((ComponentModel) childModel).setName(getBuffer());
243 } else if(TAG_CONFIGURATION_VERSION.equals(qName)) {
244 ((SystemConfigurationModel) parentModel).setVersion(getBuffer());
245 } else if(TAG_CREATE_DATE.equals(qName)) {
246 ((IssueModel) parentModel).setCreateDate(getDateValue(getBuffer(), qName));
247 } else if(TAG_CREATOR.equals(qName)) {
248 ((IssueModel) parentModel).setCreator((UserModel) findModel(getBuffer()));
249 } else if(TAG_CUSTOM_FIELDS.equals(qName)) {
250 CustomFieldModel[] itemListArray = new CustomFieldModel[itemList.size()];
251 for(int i = 0; i < itemList.size(); i++) {
252 itemListArray[i] = (CustomFieldModel) itemList.elementAt(i);
253 }
254 ((SystemConfigurationModel) parentModel).setCustomFields(itemListArray);
255 } else if(TAG_CUSTOM_FIELD_DATEFORMAT.equals(qName)) {
256 ((CustomFieldModel) childModel).setDateFormat(getBuffer());
257 } else if(TAG_CUSTOM_FIELD_LABEL.equals(qName)) {
258 ((CustomFieldModel) childModel).setName(getBuffer());
259 } else if(TAG_CUSTOM_FIELD_OPTION.equals(qName)) {
260 ((CustomFieldModel) childModel).addOption(tempStorage, getBuffer());
261 } else if(TAG_CUSTOM_FIELD_REQUIRED.equals(qName)) {
262 ((CustomFieldModel) childModel).setRequired(("true".equalsIgnoreCase(getBuffer()) ? true : false));
263 } else if(TAG_CUSTOM_FIELD_SORTOPTIONS.equals(qName)) {
264 ((CustomFieldModel) childModel).setSortOptionsByName(("true".equalsIgnoreCase(getBuffer()) ? true : false));
265 } else if(TAG_CUSTOM_FIELD_TYPE.equals(qName)) {
266 ((CustomFieldModel) childModel).setFieldType(getBufferAsInt());
267 } else if(TAG_EMAIL.equals(qName)) {
268 ((UserModel) parentModel).setEmail(getBuffer());
269 } else if(TAG_FIRST_NAME.equals(qName)) {
270 ((UserModel) parentModel).setFirstName(getBuffer());
271 } else if(TAG_ISSUE_ATTACHMENTS.equals(qName)) {
272 IssueAttachmentModel[] itemListArray = new IssueAttachmentModel[itemList.size()];
273 for(int i = 0; i < itemList.size(); i++) {
274 itemListArray[i] = (IssueAttachmentModel) itemList.elementAt(i);
275 }
276 ((IssueModel) parentModel).setAttachments(itemListArray);
277 } else if(TAG_ISSUE_ATTACHMENT_CREATOR.equals(qName)) {
278 ((IssueAttachmentModel) childModel).setUser((UserModel) findModel(getBuffer()));
279 } else if(TAG_ISSUE_ATTACHMENT_DESCRIPTION.equals(qName)) {
280 ((IssueAttachmentModel) childModel).setDescription(getBuffer());
281 } else if(TAG_ISSUE_ATTACHMENT_FILENAME.equals(qName)) {
282 ((IssueAttachmentModel) childModel).setFileName(getBuffer());
283 } else if(TAG_ISSUE_ATTACHMENT_ORIGFILE.equals(qName)) {
284 ((IssueAttachmentModel) childModel).setOriginalFileName(getBuffer());
285 } else if(TAG_ISSUE_ATTACHMENT_SIZE.equals(qName)) {
286 ((IssueAttachmentModel) childModel).setSize(getBufferAsLong());
287 } else if(TAG_ISSUE_ATTACHMENT_TYPE.equals(qName)) {
288 ((IssueAttachmentModel) childModel).setType(getBuffer());
289 } else if(TAG_ISSUE_COMPONENTS.equals(qName)) {
290 ComponentModel[] itemListArray = new ComponentModel[itemList.size()];
291 for(int i = 0; i < itemList.size(); i++) {
292 itemListArray[i] = (ComponentModel) itemList.elementAt(i);
293 }
294 ((IssueModel) parentModel).setComponents(itemListArray);
295 } else if(TAG_ISSUE_DESCRIPTION.equals(qName)) {
296 ((IssueModel) parentModel).setDescription(getBuffer());
297 } else if(TAG_ISSUE_FIELDS.equals(qName)) {
298 IssueFieldModel[] itemListArray = new IssueFieldModel[itemList.size()];
299 for(int i = 0; i < itemList.size(); i++) {
300 itemListArray[i] = (IssueFieldModel) itemList.elementAt(i);
301 }
302 ((IssueModel) parentModel).setFields(itemListArray);
303 } else if(TAG_ISSUE_HISTORY.equals(qName)) {
304 IssueHistoryModel[] itemListArray = new IssueHistoryModel[itemList.size()];
305 for(int i = 0; i < itemList.size(); i++) {
306 itemListArray[i] = (IssueHistoryModel) itemList.elementAt(i);
307 }
308 ((IssueModel) parentModel).setHistory(itemListArray);
309 } else if(TAG_ISSUE_PROJECT.equals(qName)) {
310 ((IssueModel) parentModel).setProject((ProjectModel) findModel(getBuffer()));
311 } else if(TAG_ISSUE_RESOLUTION.equals(qName)) {
312 ((IssueModel) parentModel).setResolution(getBuffer());
313 } else if(TAG_ISSUE_SEVERITY.equals(qName)) {
314 ((IssueModel) parentModel).setSeverity(getBufferAsInt());
315 } else if(TAG_ISSUE_STATUS.equals(qName)) {
316 ((IssueModel) parentModel).setStatus(getBufferAsInt());
317 } else if(TAG_ISSUE_VERSIONS.equals(qName)) {
318 VersionModel[] itemListArray = new VersionModel[itemList.size()];
319 for(int i = 0; i < itemList.size(); i++) {
320 itemListArray[i] = (VersionModel) itemList.elementAt(i);
321 }
322 ((IssueModel) parentModel).setVersions(itemListArray);
323 } else if(TAG_LAST_MODIFIED.equals(qName)) {
324 ((IssueModel) parentModel).setLastModifiedDate(getDateValue(getBuffer(), qName));
325 } else if(TAG_LAST_NAME.equals(qName)) {
326 ((UserModel) parentModel).setLastName(getBuffer());
327 } else if(TAG_LOGIN.equals(qName)) {
328 ((UserModel) parentModel).setLogin(getBuffer());
329 } else if(TAG_OWNER.equals(qName)) {
330 ((IssueModel) parentModel).setOwner((UserModel) findModel(getBuffer()));
331 } else if(TAG_PROJECT_NAME.equals(qName)) {
332 ((ProjectModel) parentModel).setName(getBuffer());
333 } else if(TAG_PROJECT_DESCRIPTION.equals(qName)) {
334 ((ProjectModel) parentModel).setDescription(getBuffer());
335 } else if(TAG_PROJECT_FIELDS.equals(qName)) {
336 CustomFieldModel[] itemListArray = new CustomFieldModel[itemList.size()];
337 for(int i = 0; i < itemList.size(); i++) {
338 itemListArray[i] = (CustomFieldModel) itemList.elementAt(i);
339 }
340 ((ProjectModel) parentModel).setCustomFields(itemListArray);
341 } else if(TAG_PROJECT_FIELD_ID.equals(qName)) {
342 itemList.add((CustomFieldModel) findModel(getBuffer()));
343 } else if(TAG_PROJECT_OPTIONS.equals(qName)) {
344 ((ProjectModel) parentModel).setOptions(getBufferAsInt());
345 } else if(TAG_PROJECT_OWNERS.equals(qName)) {
346 UserModel[] itemListArray = new UserModel[itemList.size()];
347 for(int i = 0; i < itemList.size(); i++) {
348 itemListArray[i] = (UserModel) itemList.elementAt(i);
349 }
350 ((ProjectModel) parentModel).setOwners(itemListArray);
351 } else if(TAG_PROJECT_OWNER_ID.equals(qName)) {
352 itemList.add((UserModel) findModel(getBuffer()));
353 } else if(TAG_PROJECT_STATUS.equals(qName)) {
354 ((ProjectModel) parentModel).setStatus(ProjectUtilities.STATUS_LOCKED);
356
357 String currBuffer = getBuffer();
358 HashMap projectStatuses = ProjectUtilities.getStatusNames(EXPORT_LOCALE);
359 for(Iterator iter = projectStatuses.keySet().iterator(); iter.hasNext(); ) {
360 String key = (String ) iter.next();
361 String keyValue = (String ) projectStatuses.get(key);
362 if(keyValue != null && keyValue.equalsIgnoreCase(currBuffer)) {
363 ((ProjectModel) parentModel).setStatus(Integer.parseInt(key));
364 break;
365 }
366 }
367 } else if(TAG_SUPER_USER.equals(qName)) {
368 ((UserModel) parentModel).setSuperUser(("true".equalsIgnoreCase(getBuffer()) ? true : false));
369 } else if(TAG_TARGET_VERSION_ID.equals(qName)) {
370 ((IssueModel) parentModel).setTargetVersion((VersionModel) findModel(getBuffer()));
371 } else if(TAG_USER_STATUS.equals(qName)) {
372 ((UserModel) parentModel).setStatus(UserUtilities.STATUS_LOCKED);
374
375 String currBuffer = getBuffer();
376 HashMap userStatuses = UserUtilities.getStatusNames(EXPORT_LOCALE);
377 for(Iterator iter = userStatuses.keySet().iterator(); iter.hasNext(); ) {
378 String key = (String ) iter.next();
379 String keyValue = (String ) userStatuses.get(key);
380 if(keyValue != null && keyValue.equalsIgnoreCase(currBuffer)) {
381 ((UserModel) parentModel).setStatus(Integer.parseInt(key));
382 break;
383 }
384 }
385 } else if(TAG_VERSIONS.equals(qName)) {
386 VersionModel[] itemListArray = new VersionModel[itemList.size()];
387 for(int i = 0; i < itemList.size(); i++) {
388 itemListArray[i] = (VersionModel) itemList.elementAt(i);
389 }
390 ((ProjectModel) parentModel).setVersions(itemListArray);
391 } else if(TAG_VERSION_DESCRIPTION.equals(qName)) {
392 ((VersionModel) childModel).setDescription(getBuffer());
393 } else if(TAG_VERSION_ID.equals(qName)) {
394 if(itemList == null) {
395 itemList = new Vector();
396 }
397 itemList.add((VersionModel) findModel(getBuffer()));
398 } else if(TAG_VERSION_NUMBER.equals(qName)) {
399 ((VersionModel) childModel).setVersionInfo(getBuffer());
400 }
401 } catch(Exception e) {
402 Logger.logDebug("Error importing data.", e);
403 endException = new SAXException ("Error processing tag " + qName + ": " + e.getMessage());
404 }
405 tagBuffer = null;
406 }
407
408 public void characters(char[] ch, int start, int length) {
409 Logger.logDebug("Read " + ch.length + " Start: " + start + " Length: " + length);
410 Logger.logDebug("String: " + new String (ch, start, length));
411 if(tagBuffer != null) {
412 tagBuffer.append(ITrackerResources.unescapeUnicodeString(new String (ch, start, length)));
413 }
414 }
415
416 private String getBuffer() {
417 if(tagBuffer == null) {
418 return "";
419 } else {
420 return tagBuffer.toString();
421 }
422 }
423
424 private int getBufferAsInt() throws SAXException {
425 if(tagBuffer == null) {
426 return -1;
427 } else {
428 try {
429 return Integer.parseInt(tagBuffer.toString());
430 } catch(NumberFormatException nfe) {
431 throw new SAXException ("Could not convert string buffer to int value.");
432 }
433 }
434 }
435
436 private long getBufferAsLong() throws SAXException {
437 if(tagBuffer == null) {
438 return -1;
439 } else {
440 try {
441 return Long.parseLong(tagBuffer.toString());
442 } catch(NumberFormatException nfe) {
443 throw new SAXException ("Could not convert string buffer to long value.");
444 }
445 }
446 }
447
448 private GenericModel findModel(String modelTypeId) {
449 if(modelTypeId != null && ! modelTypeId.equals("")) {
450 for(int i = 0; i < models.size(); i++) {
451 GenericModel model = (GenericModel) models.elementAt(i);
452 if(getModelTypeIdString(model).equalsIgnoreCase(modelTypeId)) {
453 return model;
454 }
455 }
456 }
457 Logger.logDebug("Unable to find model id " + modelTypeId + " during import.");
458 return null;
459 }
460
461 private String getModelTypeIdString(GenericModel model) {
462 String idString = "UNKNOWN";
463
464 if(model != null && model.getId() != null) {
465 String type = "";
466 if(model instanceof ComponentModel) {
467 type = TAG_COMPONENT;
468 } else if(model instanceof CustomFieldModel) {
469 type = TAG_CUSTOM_FIELD;
470 } else if(model instanceof IssueModel) {
471 type = TAG_ISSUE;
472 } else if(model instanceof ProjectModel) {
473 type = TAG_PROJECT;
474 } else if(model instanceof UserModel) {
475 type = TAG_USER;
476 } else if(model instanceof VersionModel) {
477 type = TAG_VERSION;
478 }
479
480 idString = type + model.getId();
481 }
482
483 return idString;
484 }
485
486 private Date getDateValue(String dateString, String qName) throws SAXException {
487 if(dateString == null || "".equals(dateString)) {
488 return new Date();
489 }
490
491 try {
492 return DATE_FORMATTER.parse(dateString);
493 } catch(Exception e) {
494 throw new SAXException ("Value in " + qName + " did not contain a valid date value.");
495 }
496 }
497 }
498 |
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