1
|
/**
|
2
|
* Copyright (C) 2007 EDIT
|
3
|
* European Distributed Institute of Taxonomy
|
4
|
* http://www.e-taxonomy.eu
|
5
|
*
|
6
|
* The contents of this file are subject to the Mozilla Public License Version 1.1
|
7
|
* See LICENSE.TXT at the top of this package for the full license terms.
|
8
|
*/
|
9
|
package eu.etaxonomy.cdm.model.common;
|
10
|
|
11
|
import java.beans.PropertyChangeEvent;
|
12
|
import java.beans.PropertyChangeListener;
|
13
|
import java.beans.PropertyChangeSupport;
|
14
|
import java.io.Serializable;
|
15
|
import java.lang.reflect.Method;
|
16
|
import java.util.EnumSet;
|
17
|
import java.util.HashSet;
|
18
|
import java.util.List;
|
19
|
import java.util.Set;
|
20
|
import java.util.UUID;
|
21
|
|
22
|
import javax.persistence.Basic;
|
23
|
import javax.persistence.Column;
|
24
|
import javax.persistence.FetchType;
|
25
|
import javax.persistence.GeneratedValue;
|
26
|
import javax.persistence.Id;
|
27
|
import javax.persistence.ManyToOne;
|
28
|
import javax.persistence.MappedSuperclass;
|
29
|
import javax.persistence.Transient;
|
30
|
import javax.validation.constraints.Min;
|
31
|
import javax.validation.constraints.NotNull;
|
32
|
import javax.xml.bind.annotation.XmlAccessType;
|
33
|
import javax.xml.bind.annotation.XmlAccessorType;
|
34
|
import javax.xml.bind.annotation.XmlAttribute;
|
35
|
import javax.xml.bind.annotation.XmlElement;
|
36
|
import javax.xml.bind.annotation.XmlID;
|
37
|
import javax.xml.bind.annotation.XmlIDREF;
|
38
|
import javax.xml.bind.annotation.XmlSchemaType;
|
39
|
import javax.xml.bind.annotation.XmlTransient;
|
40
|
import javax.xml.bind.annotation.XmlType;
|
41
|
import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter;
|
42
|
|
43
|
import org.apache.commons.lang3.StringUtils;
|
44
|
import org.apache.logging.log4j.LogManager;import org.apache.logging.log4j.Logger;
|
45
|
import org.hibernate.annotations.NaturalId;
|
46
|
import org.hibernate.annotations.Type;
|
47
|
import org.hibernate.envers.Audited;
|
48
|
import org.hibernate.search.annotations.Analyze;
|
49
|
import org.hibernate.search.annotations.DocumentId;
|
50
|
import org.hibernate.search.annotations.Field;
|
51
|
import org.hibernate.search.annotations.FieldBridge;
|
52
|
import org.hibernate.search.annotations.Index;
|
53
|
import org.hibernate.search.annotations.Store;
|
54
|
import org.joda.time.DateTime;
|
55
|
|
56
|
import eu.etaxonomy.cdm.common.CdmUtils;
|
57
|
import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;
|
58
|
import eu.etaxonomy.cdm.hibernate.search.DateTimeBridge;
|
59
|
import eu.etaxonomy.cdm.hibernate.search.NotNullAwareIdBridge;
|
60
|
import eu.etaxonomy.cdm.hibernate.search.UuidBridge;
|
61
|
import eu.etaxonomy.cdm.jaxb.DateTimeAdapter;
|
62
|
import eu.etaxonomy.cdm.jaxb.UUIDAdapter;
|
63
|
import eu.etaxonomy.cdm.model.NewEntityListener;
|
64
|
import eu.etaxonomy.cdm.model.permission.User;
|
65
|
import eu.etaxonomy.cdm.strategy.match.IMatchStrategyEqual;
|
66
|
import eu.etaxonomy.cdm.strategy.match.IMatchable;
|
67
|
import eu.etaxonomy.cdm.strategy.match.Match;
|
68
|
import eu.etaxonomy.cdm.strategy.match.MatchMode;
|
69
|
|
70
|
|
71
|
|
72
|
|
73
|
/**
|
74
|
* The base class for all CDM domain classes implementing UUIDs and bean property change event firing.
|
75
|
* It provides a globally unique UUID and keeps track of creation date and person.
|
76
|
* The UUID is the same for different versions (see {@link VersionableEntity}) of a CDM object, so a locally unique id exists in addition
|
77
|
* that allows to safely access and store several objects (=version) with the same UUID.
|
78
|
*
|
79
|
* This class together with the {@link eu.etaxonomy.cdm.aspectj.PropertyChangeAspect}
|
80
|
* will fire bean change events to all registered listeners. Listener registration and event firing
|
81
|
* is done with the help of the {@link PropertyChangeSupport} class.
|
82
|
*
|
83
|
* @author m.doering
|
84
|
*
|
85
|
*/
|
86
|
@XmlAccessorType(XmlAccessType.FIELD)
|
87
|
@XmlType(name = "CdmBase", propOrder = {
|
88
|
"created",
|
89
|
"createdBy"
|
90
|
})
|
91
|
@MappedSuperclass
|
92
|
public abstract class CdmBase implements Serializable, ICdmBase, ISelfDescriptive, Cloneable{
|
93
|
|
94
|
private static final long serialVersionUID = -3053225700018294809L;
|
95
|
@SuppressWarnings("unused")
|
96
|
private static final Logger logger = LogManager.getLogger(CdmBase.class);
|
97
|
|
98
|
protected static final int CLOB_LENGTH = 65536;
|
99
|
|
100
|
@Transient
|
101
|
@XmlTransient
|
102
|
private PropertyChangeSupport propertyChangeSupport = new PropertyChangeSupport(this);
|
103
|
|
104
|
@Transient
|
105
|
@XmlTransient
|
106
|
private static NewEntityListener newEntityListener;
|
107
|
|
108
|
//@XmlAttribute(name = "id", required = true)
|
109
|
@XmlTransient
|
110
|
@Id
|
111
|
// @GeneratedValue(generator = "system-increment") //see also AuditEvent.revisionNumber
|
112
|
// @GeneratedValue(generator = "enhanced-table")
|
113
|
@GeneratedValue(generator = "custom-enhanced-table")
|
114
|
@DocumentId
|
115
|
@FieldBridge(impl=NotNullAwareIdBridge.class)
|
116
|
@Match(MatchMode.IGNORE)
|
117
|
@NotNull
|
118
|
@Min(0)
|
119
|
@Audited
|
120
|
private int id;
|
121
|
|
122
|
@XmlAttribute(required = true)
|
123
|
@XmlJavaTypeAdapter(UUIDAdapter.class)
|
124
|
@XmlID
|
125
|
@Type(type="uuidUserType")
|
126
|
@NaturalId // This has the effect of placing a "unique" constraint on the database column
|
127
|
@Column(length=36) //TODO needed? Type UUID will always assure that is exactly 36
|
128
|
@Match(MatchMode.IGNORE)
|
129
|
@NotNull
|
130
|
@Field(store = Store.YES, index = Index.YES, analyze = Analyze.NO)
|
131
|
@FieldBridge(impl = UuidBridge.class)
|
132
|
@Audited
|
133
|
protected UUID uuid;
|
134
|
|
135
|
@XmlElement (name = "Created", type= String.class)
|
136
|
@XmlJavaTypeAdapter(DateTimeAdapter.class)
|
137
|
@Type(type="dateTimeUserType")
|
138
|
@Basic(fetch = FetchType.LAZY)
|
139
|
@Match(MatchMode.IGNORE)
|
140
|
@Field(analyze = Analyze.NO)
|
141
|
@FieldBridge(impl = DateTimeBridge.class)
|
142
|
@Audited
|
143
|
private DateTime created;
|
144
|
|
145
|
@XmlElement (name = "CreatedBy")
|
146
|
@XmlIDREF
|
147
|
@XmlSchemaType(name = "IDREF")
|
148
|
@ManyToOne(fetch=FetchType.LAZY)
|
149
|
@Match(MatchMode.IGNORE)
|
150
|
@Audited
|
151
|
private User createdBy;
|
152
|
|
153
|
/**
|
154
|
* Class constructor assigning a unique UUID and creation date.
|
155
|
* UUID can be changed later via setUuid method.
|
156
|
*/
|
157
|
public CdmBase() {
|
158
|
this.uuid = UUID.randomUUID();
|
159
|
this.created = new DateTime().withMillisOfSecond(0);
|
160
|
}
|
161
|
|
162
|
//TODO are these 2 methods really needed, looks they are not used except for NewEntityListenerTest
|
163
|
public static void setNewEntityListener(NewEntityListener nel) {
|
164
|
newEntityListener = nel;
|
165
|
}
|
166
|
|
167
|
public static void fireOnCreateEvent(CdmBase cdmBase) {
|
168
|
if(newEntityListener != null) {
|
169
|
newEntityListener.onCreate(cdmBase);
|
170
|
}
|
171
|
}
|
172
|
|
173
|
/**
|
174
|
* see {@link PropertyChangeSupport#addPropertyChangeListener(PropertyChangeListener)}
|
175
|
*/
|
176
|
public void addPropertyChangeListener(PropertyChangeListener listener) {
|
177
|
propertyChangeSupport.addPropertyChangeListener(listener);
|
178
|
}
|
179
|
|
180
|
/**
|
181
|
* see {@link PropertyChangeSupport#addPropertyChangeListener(String, PropertyChangeListener)}
|
182
|
*/
|
183
|
public void addPropertyChangeListener(String propertyName, PropertyChangeListener listener) {
|
184
|
propertyChangeSupport.addPropertyChangeListener(propertyName, listener);
|
185
|
}
|
186
|
|
187
|
/**
|
188
|
* see {@link PropertyChangeSupport#addPropertyChangeListener(PropertyChangeListener)}
|
189
|
*/
|
190
|
public void removePropertyChangeListener(PropertyChangeListener listener) {
|
191
|
propertyChangeSupport.removePropertyChangeListener(listener);
|
192
|
}
|
193
|
|
194
|
/**
|
195
|
* @see PropertyChangeSupport#addPropertyChangeListener(String, PropertyChangeListener)
|
196
|
*/
|
197
|
public void removePropertyChangeListener(String propertyName, PropertyChangeListener listener) {
|
198
|
propertyChangeSupport.removePropertyChangeListener(propertyName, listener);
|
199
|
}
|
200
|
|
201
|
public boolean hasListeners(String propertyName) {
|
202
|
return propertyChangeSupport.hasListeners(propertyName);
|
203
|
}
|
204
|
|
205
|
public void firePropertyChange(String property, String oldval, String newval) {
|
206
|
propertyChangeSupport.firePropertyChange(property, oldval, newval);
|
207
|
}
|
208
|
public void firePropertyChange(String property, int oldval, int newval) {
|
209
|
propertyChangeSupport.firePropertyChange(property, oldval, newval);
|
210
|
}
|
211
|
public void firePropertyChange(String property, float oldval, float newval) {
|
212
|
propertyChangeSupport.firePropertyChange(property, oldval, newval);
|
213
|
}
|
214
|
public void firePropertyChange(String property, boolean oldval, boolean newval) {
|
215
|
propertyChangeSupport.firePropertyChange(property, oldval, newval);
|
216
|
}
|
217
|
public void firePropertyChange(String property, Object oldval, Object newval) {
|
218
|
propertyChangeSupport.firePropertyChange(property, oldval, newval);
|
219
|
}
|
220
|
public void firePropertyChange(PropertyChangeEvent evt) {
|
221
|
propertyChangeSupport.firePropertyChange(evt);
|
222
|
}
|
223
|
|
224
|
/**
|
225
|
* This method was initially added to {@link CdmBase} to fix #5161.
|
226
|
* It can be overridden by subclasses such as {@link IdentifiableEntity}
|
227
|
* to explicitly initialize listeners. This is needed e.g. after de-serialization
|
228
|
* as listeners are not serialized due to the @Transient annotation.
|
229
|
* However, it can be generally used for other use-cases as well
|
230
|
*/
|
231
|
public void initListener() {}
|
232
|
|
233
|
/**
|
234
|
* Adds an item to a set of <code>this</code> object and fires the according
|
235
|
* {@link PropertyChangeEvent}. Workaround as long as add and remove is not yet
|
236
|
* implemented in aspectJ.
|
237
|
* @param set the set the new item is added to
|
238
|
* @param newItem the new item to be added to the set
|
239
|
* @param propertyName the name of the set as property in <code>this</code> object
|
240
|
*/
|
241
|
protected <T extends CdmBase> void addToSetWithChangeEvent(Set<T> set, T newItem, String propertyName ){
|
242
|
Set<T> oldValue = new HashSet<>(set);
|
243
|
set.add(newItem);
|
244
|
firePropertyChange(new PropertyChangeEvent(this, propertyName, oldValue, set));
|
245
|
}
|
246
|
|
247
|
/**
|
248
|
* Removes an item from a set of <code>this</code> object and fires the according
|
249
|
* {@link PropertyChangeEvent}. Workaround as long as add and remove is not yet
|
250
|
* implemented in aspectJ.
|
251
|
* @param set the set the item is to be removed from
|
252
|
* @param itemToRemove the item to be removed from the set
|
253
|
* @param propertyName the name of the set as property in <code>this</code> object
|
254
|
*/
|
255
|
protected <T extends CdmBase> void removeFromSetWithChangeEvent(Set<T> set, T itemToRemove, String propertyName ){
|
256
|
Set<T> oldValue = new HashSet<T>(set);
|
257
|
set.remove(itemToRemove);
|
258
|
firePropertyChange(new PropertyChangeEvent(this, propertyName, oldValue, set));
|
259
|
}
|
260
|
|
261
|
@Override
|
262
|
public UUID getUuid() {
|
263
|
return uuid;
|
264
|
}
|
265
|
@Override
|
266
|
public void setUuid(UUID uuid) {
|
267
|
this.uuid = uuid;
|
268
|
}
|
269
|
|
270
|
@Override
|
271
|
public int getId() {
|
272
|
return this.id;
|
273
|
}
|
274
|
@Override
|
275
|
public void setId(int id) { //see #265 (private ?)
|
276
|
this.id = id;
|
277
|
}
|
278
|
|
279
|
@Override
|
280
|
public DateTime getCreated() {
|
281
|
return created;
|
282
|
}
|
283
|
@Override
|
284
|
public void setCreated(DateTime created) {
|
285
|
if (created != null){
|
286
|
created = created.withMillisOfSecond(0);
|
287
|
//created.set(Calendar.MILLISECOND, 0); //old, can be deleted
|
288
|
}
|
289
|
this.created = created;
|
290
|
}
|
291
|
|
292
|
|
293
|
@Override
|
294
|
public User getCreatedBy() {
|
295
|
return this.createdBy;
|
296
|
}
|
297
|
@Override
|
298
|
public void setCreatedBy(User createdBy) {
|
299
|
this.createdBy = createdBy;
|
300
|
}
|
301
|
|
302
|
// ************************** Hibernate proxies *******************/
|
303
|
|
304
|
/**
|
305
|
* If entity is a HibernateProxy it returns the initialized object.
|
306
|
* Otherwise entity itself is returned.
|
307
|
* @param entity
|
308
|
* @return
|
309
|
* @throws ClassCastException
|
310
|
*/
|
311
|
public static <T> T deproxy(T entity) {
|
312
|
return HibernateProxyHelper.deproxy(entity);
|
313
|
}
|
314
|
|
315
|
/**
|
316
|
* These methods are present due to HHH-1517 - that in a one-to-many
|
317
|
* relationship with a superclass at the "one" end, the proxy created
|
318
|
* by hibernate is the superclass, and not the subclass, resulting in
|
319
|
* a ClassCastException when you try to cast it.
|
320
|
*
|
321
|
* Hopefully this will be resolved through improvements with the creation of
|
322
|
* proxy objects by hibernate and the following methods will become redundant,
|
323
|
* but for the time being . . .
|
324
|
* @param <T>
|
325
|
* @param object
|
326
|
* @param clazz
|
327
|
* @return
|
328
|
* @throws ClassCastException
|
329
|
*/
|
330
|
//non-static does not work because javassist already unwrapps the proxy before calling the method
|
331
|
public static <T extends CdmBase> T deproxy(Object object, Class<T> clazz) throws ClassCastException {
|
332
|
return HibernateProxyHelper.deproxy(object, clazz);
|
333
|
}
|
334
|
|
335
|
@Override
|
336
|
public boolean isInstanceOf(Class<? extends CdmBase> clazz) throws ClassCastException {
|
337
|
return HibernateProxyHelper.isInstanceOf(this, clazz);
|
338
|
}
|
339
|
|
340
|
@Override
|
341
|
@XmlTransient
|
342
|
@Transient
|
343
|
public boolean isPersited() {
|
344
|
return id != 0;
|
345
|
}
|
346
|
|
347
|
// ************* Object overrides *************************/
|
348
|
|
349
|
/**
|
350
|
* Is <code>true</code> if UUID and created timestamp (is this really needed/make sense?)
|
351
|
* is the same for the passed Object and this one.
|
352
|
* This method is final as subclasses should not override it.<BR>
|
353
|
*
|
354
|
* The contract should be the same for all persistable entities.
|
355
|
* 2 instances are equal if they represent the same entity in a given
|
356
|
* database.<BR>
|
357
|
* NOTE: currently the method is only final in {@link VersionableEntity#equals(Object)}.
|
358
|
* For discussion see #7202.
|
359
|
* <BR><BR>
|
360
|
*
|
361
|
* If one wants to compare 2 CdmBase entities content wise you may use e.g. a
|
362
|
* {@link IMatchStrategyEqual match strategy} and make sure
|
363
|
* {@link IMatchable matching} is implemented for the respective CdmBase subclass.
|
364
|
* You may adapt your match strategy to your own needs.
|
365
|
*
|
366
|
* See {@link http://www.hibernate.org/109.html hibernate109}, {@link http://www.geocities.com/technofundo/tech/java/equalhash.html geocities},
|
367
|
* or {@link http://www.ibm.com/developerworks/java/library/j-jtp05273.html ibm}
|
368
|
* for more information about equals and hashcode.
|
369
|
* <BR>
|
370
|
* See also https://dev.e-taxonomy.eu/redmine/issues/7155 and related tickets for discussion.
|
371
|
*
|
372
|
* @see java.lang.Object#equals(java.lang.Object)
|
373
|
*
|
374
|
*/
|
375
|
@Override
|
376
|
public boolean equals(Object obj) {
|
377
|
if (obj == this){
|
378
|
return true;
|
379
|
}
|
380
|
if (obj == null){
|
381
|
return false;
|
382
|
}
|
383
|
if (!CdmBase.class.isAssignableFrom(obj.getClass())){
|
384
|
return false;
|
385
|
}
|
386
|
ICdmBase cdmObj = (ICdmBase)obj;
|
387
|
UUID objUuid = cdmObj.getUuid();
|
388
|
if (objUuid == null){
|
389
|
throw new NullPointerException("CdmBase is missing UUID");
|
390
|
}
|
391
|
boolean uuidEqual = objUuid.equals(this.getUuid());
|
392
|
//TODO is this still needed?
|
393
|
// boolean createdEqual = CdmUtils.nullSafeEqual(cdmObj.getCreated(), this.getCreated());
|
394
|
boolean createdEqual = true; //preliminary, to test im createdEqual is still needed #7201
|
395
|
if (! uuidEqual || !createdEqual){
|
396
|
return false;
|
397
|
}
|
398
|
return true;
|
399
|
}
|
400
|
|
401
|
|
402
|
|
403
|
/** Overrides {@link java.lang.Object#hashCode()}
|
404
|
* See {@link http://www.hibernate.org/109.html hibernate109}, {@link http://www.geocities.com/technofundo/tech/java/equalhash.html geocities}
|
405
|
* or {@link http://www.ibm.com/developerworks/java/library/j-jtp05273.html ibm}
|
406
|
* for more information about equals and hashcode.
|
407
|
*/
|
408
|
@Override
|
409
|
public int hashCode() {
|
410
|
int hashCode = 7;
|
411
|
if(this.getUuid() != null) {
|
412
|
//this unfortunately leads to errors when loading maps via hibernate
|
413
|
//as hibernate computes hash values for CdmBase objects used as key at
|
414
|
// a time when the uuid is not yet loaded from the database. Therefore
|
415
|
//the hash values later change and give wrong results when retrieving
|
416
|
//data from the map (map.get(key) returns null, though there is an entry
|
417
|
//for key in the map.
|
418
|
//see further comments in #2114
|
419
|
int result = 29 * hashCode + this.getUuid().hashCode();
|
420
|
// int shresult = 29 * hashCode + Integer.valueOf(this.getId()).hashCode();
|
421
|
return result;
|
422
|
} else {
|
423
|
return 29 * hashCode;
|
424
|
}
|
425
|
}
|
426
|
|
427
|
/**
|
428
|
* Overrides {@link java.lang.Object#toString()}.
|
429
|
* This returns an String that identifies the object well without being necessarily unique. Internally the method is delegating the
|
430
|
* call to {link {@link #instanceToString()}.<br>
|
431
|
* <b>Specification:</b> This method should never call other object' methods so it can be well used for debugging
|
432
|
* without problems like lazy loading, unreal states etc.
|
433
|
* <p>
|
434
|
* <b>Note</b>: If overriding this method's javadoc always copy or link the above requirement.
|
435
|
* If not overwritten by a subclass method returns the class, id and uuid as a string for any CDM object.
|
436
|
* <p>
|
437
|
* <b>For example</b>: Taxon#13<b5938a98-c1de-4dda-b040-d5cc5bfb3bc0>
|
438
|
* @see java.lang.Object#toString()
|
439
|
*/
|
440
|
@Override
|
441
|
public String toString() {
|
442
|
return instanceToString();
|
443
|
}
|
444
|
|
445
|
/**
|
446
|
* This returns an String that identifies the cdm instance well without being necessarily unique.
|
447
|
* The string representation combines the class name the {@link #id} and {@link #uuid}.
|
448
|
* <p>
|
449
|
* <b>For example</b>: Taxon#13<b5938a98-c1de-4dda-b040-d5cc5bfb3bc0>
|
450
|
* @return
|
451
|
*/
|
452
|
public String instanceToString() {
|
453
|
return this.getClass().getSimpleName()+"#"+this.getId()+"<"+this.getUuid()+">";
|
454
|
}
|
455
|
|
456
|
// **************** invoke methods **************************/
|
457
|
|
458
|
protected void invokeSetMethod(Method method, Object object){
|
459
|
try {
|
460
|
method.invoke(object, this);
|
461
|
} catch (Exception e) {
|
462
|
e.printStackTrace();
|
463
|
//TODO handle exceptioin;
|
464
|
}
|
465
|
}
|
466
|
|
467
|
protected void invokeSetMethodWithNull(Method method, Object object){
|
468
|
try {
|
469
|
Object[] nul = new Object[]{null};
|
470
|
method.invoke(object, nul);
|
471
|
} catch (Exception e) {
|
472
|
e.printStackTrace();
|
473
|
//TODO handle exceptioin;
|
474
|
}
|
475
|
}
|
476
|
|
477
|
//*************************************************************/
|
478
|
|
479
|
@Transient
|
480
|
@Override
|
481
|
public String getUserFriendlyTypeName(){
|
482
|
return CdmUtils.userFriendlyClassName(getClass());
|
483
|
}
|
484
|
|
485
|
@Transient
|
486
|
@Override
|
487
|
public String getUserFriendlyDescription(){
|
488
|
return toString();
|
489
|
}
|
490
|
|
491
|
@Override
|
492
|
public String getUserFriendlyFieldName(String field){
|
493
|
return field;
|
494
|
}
|
495
|
|
496
|
|
497
|
/**
|
498
|
* EnumSets being part of the model should be immutable to make hibernate know if they have been changed.
|
499
|
* Therefore any change to the enum set should result in a new enum set.
|
500
|
*/
|
501
|
protected <T extends Enum<T>> EnumSet<T> newEnumSet(@NotNull EnumSet<T> enumSet, T additionalClass, T classToRemove) {
|
502
|
EnumSet<T> result = EnumSet.copyOf(enumSet);
|
503
|
if (additionalClass != null){
|
504
|
result.add(additionalClass);
|
505
|
}
|
506
|
if (classToRemove != null){
|
507
|
result.remove(classToRemove);
|
508
|
}
|
509
|
return result;
|
510
|
}
|
511
|
|
512
|
// ********************* HELPER ****************************************/
|
513
|
|
514
|
protected <T extends CdmBase> boolean replaceInList(List<T> list,
|
515
|
T newObject, T oldObject){
|
516
|
boolean result = false;
|
517
|
for (int i = 0; i < list.size(); i++){
|
518
|
if (list.get(i).equals(oldObject)){
|
519
|
list.set(i, newObject);
|
520
|
result = true;
|
521
|
}
|
522
|
}
|
523
|
return result;
|
524
|
}
|
525
|
|
526
|
/**
|
527
|
* Returns <code>true</code> if the given String is blank.
|
528
|
* @param str the String to check
|
529
|
* @see StringUtils#isBlank(String)
|
530
|
* @return <code>true</code> if str is blank, <code>false</code> otherwise
|
531
|
*/
|
532
|
protected static boolean isBlank(String str) {
|
533
|
return StringUtils.isBlank(str);
|
534
|
}
|
535
|
|
536
|
/**
|
537
|
* Returns <code>true</code> if the given String is not blank.
|
538
|
* @param str the String to check
|
539
|
* @see StringUtils#isNotBlank(String)
|
540
|
* @return <code>true</code> if str is not blank, <code>false</code> otherwise
|
541
|
*/
|
542
|
protected static boolean isNotBlank(String str) {
|
543
|
return StringUtils.isNotBlank(str);
|
544
|
}
|
545
|
|
546
|
// **************** EMPTY ************************/
|
547
|
|
548
|
/**
|
549
|
* Checks if the entity is completely empty
|
550
|
* and therefore can be removed.<BR>
|
551
|
*
|
552
|
* To be implemented by subclasses if used
|
553
|
*
|
554
|
* @return <code>true</code> if empty
|
555
|
*/
|
556
|
protected boolean checkEmpty(){
|
557
|
//nothing to check; id, uuid, created and createdBy are not relevant
|
558
|
return true;
|
559
|
}
|
560
|
|
561
|
//********************** CLONE *****************************************/
|
562
|
|
563
|
// protected void clone(CdmBase clone){
|
564
|
// clone.setCreatedBy(createdBy);
|
565
|
// clone.setId(id);
|
566
|
// clone.propertyChangeSupport=new PropertyChangeSupport(clone);
|
567
|
// //Constructor Attributes
|
568
|
// //clone.setCreated(created);
|
569
|
// //clone.setUuid(getUuid());
|
570
|
//
|
571
|
// }
|
572
|
|
573
|
@Override
|
574
|
public CdmBase clone() throws CloneNotSupportedException{
|
575
|
CdmBase result = (CdmBase)super.clone();
|
576
|
result.propertyChangeSupport=new PropertyChangeSupport(result);
|
577
|
|
578
|
//TODO ?
|
579
|
result.setId(0);
|
580
|
result.setUuid(UUID.randomUUID());
|
581
|
result.setCreated(new DateTime());
|
582
|
result.setCreatedBy(null);
|
583
|
|
584
|
//no changes to: -
|
585
|
return result;
|
586
|
}
|
587
|
|
588
|
}
|