source: josm/trunk/src/org/openstreetmap/josm/data/osm/OsmPrimitive.java@ 2305

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1// License: GPL. Copyright 2007 by Immanuel Scholz and others
2package org.openstreetmap.josm.data.osm;
3
4import static org.openstreetmap.josm.tools.I18n.tr;
5
6import java.util.ArrayList;
7import java.util.Arrays;
8import java.util.Collection;
9import java.util.Collections;
10import java.util.Date;
11import java.util.HashMap;
12import java.util.HashSet;
13import java.util.LinkedList;
14import java.util.List;
15import java.util.Locale;
16import java.util.Map;
17import java.util.Set;
18import java.util.Map.Entry;
19import java.util.concurrent.atomic.AtomicLong;
20
21import org.openstreetmap.josm.Main;
22import org.openstreetmap.josm.data.osm.visitor.Visitor;
23import org.openstreetmap.josm.gui.mappaint.ElemStyle;
24
25
26/**
27 * An OSM primitive can be associated with a key/value pair. It can be created, deleted
28 * and updated within the OSM-Server.
29 *
30 * Although OsmPrimitive is designed as a base class, it is not to be meant to subclass
31 * it by any other than from the package {@link org.openstreetmap.josm.data.osm}. The available primitives are a fixed set that are given
32 * by the server environment and not an extendible data stuff.
33 *
34 * @author imi
35 */
36abstract public class OsmPrimitive implements Comparable<OsmPrimitive>, Tagged {
37
38 private static final AtomicLong idCounter = new AtomicLong(0);
39
40 static long generateUniqueId() {
41 return idCounter.decrementAndGet();
42 }
43
44 private static final int FLAG_MODIFIED = 1 << 0;
45 private static final int FLAG_VISIBLE = 1 << 1;
46 private static final int FLAG_DISABLED = 1 << 2;
47 private static final int FLAG_DELETED = 1 << 3;
48 private static final int FLAG_FILTERED = 1 << 4;
49 private static final int FLAG_SELECTED = 1 << 5;
50 private static final int FLAG_HAS_DIRECTIONS = 1 << 6;
51 private static final int FLAG_TAGGED = 1 << 7;
52
53 /**
54 * Replies the sub-collection of {@see OsmPrimitive}s of type <code>type</code> present in
55 * another collection of {@see OsmPrimitive}s. The result collection is a list.
56 *
57 * If <code>list</code> is null, replies an empty list.
58 *
59 * @param <T>
60 * @param list the original list
61 * @param type the type to filter for
62 * @return the sub-list of OSM primitives of type <code>type</code>
63 */
64 static public <T extends OsmPrimitive> List<T> getFilteredList(Collection<OsmPrimitive> list, Class<T> type) {
65 if (list == null) return Collections.emptyList();
66 List<T> ret = new LinkedList<T>();
67 for(OsmPrimitive p: list) {
68 if (type.isInstance(p)) {
69 ret.add(type.cast(p));
70 }
71 }
72 return ret;
73 }
74
75 /**
76 * Replies the sub-collection of {@see OsmPrimitive}s of type <code>type</code> present in
77 * another collection of {@see OsmPrimitive}s. The result collection is a set.
78 *
79 * If <code>list</code> is null, replies an empty set.
80 *
81 * @param <T>
82 * @param list the original collection
83 * @param type the type to filter for
84 * @return the sub-set of OSM primitives of type <code>type</code>
85 */
86 static public <T extends OsmPrimitive> Set<T> getFilteredSet(Collection<OsmPrimitive> set, Class<T> type) {
87 if (set == null) return Collections.emptySet();
88 HashSet<T> ret = new HashSet<T>();
89 for(OsmPrimitive p: set) {
90 if (type.isInstance(p)) {
91 ret.add(type.cast(p));
92 }
93 }
94 return ret;
95 }
96
97
98 /* mappaint data */
99 public ElemStyle mappaintStyle = null;
100 public Integer mappaintVisibleCode = 0;
101 public Integer mappaintDrawnCode = 0;
102 public Collection<String> errors;
103
104 public void putError(String text, Boolean isError)
105 {
106 if(errors == null) {
107 errors = new ArrayList<String>();
108 }
109 String s = isError ? tr("Error: {0}", text) : tr("Warning: {0}", text);
110 errors.add(s);
111 }
112 public void clearErrors()
113 {
114 errors = null;
115 }
116 /* This should not be called from outside. Fixing the UI to add relevant
117 get/set functions calling this implicitely is preferred, so we can have
118 transparent cache handling in the future. */
119 protected void clearCached()
120 {
121 mappaintVisibleCode = 0;
122 mappaintDrawnCode = 0;
123 mappaintStyle = null;
124 }
125 /* end of mappaint data */
126
127 /**
128 * Unique identifier in OSM. This is used to identify objects on the server.
129 * An id of 0 means an unknown id. The object has not been uploaded yet to
130 * know what id it will get.
131 *
132 */
133 private long id = 0;
134
135 private volatile byte flags = FLAG_VISIBLE; // visible per default
136
137 /**
138 * User that last modified this primitive, as specified by the server.
139 * Never changed by JOSM.
140 */
141 private User user = null;
142
143 /**
144 * If set to true, this object is incomplete, which means only the id
145 * and type is known (type is the objects instance class)
146 */
147 public boolean incomplete = false;
148
149 /**
150 * Contains the version number as returned by the API. Needed to
151 * ensure update consistency
152 */
153 private int version = 0;
154
155 /**
156 * Creates a new primitive for the given id. If the id > 0, the primitive is marked
157 * as incomplete.
158 *
159 * @param id the id. > 0 required
160 * @param allowNegativeId Allows to set negative id. For internal use
161 * @throws IllegalArgumentException thrown if id < 0 and allowNegativeId is false
162 */
163 protected OsmPrimitive(long id, boolean allowNegativeId) throws IllegalArgumentException {
164 if (allowNegativeId) {
165 this.id = id;
166 } else {
167 if (id < 0)
168 throw new IllegalArgumentException(tr("Expected ID >= 0. Got {0}.", id));
169 else if (id == 0) {
170 this.id = generateUniqueId();
171 } else {
172 this.id = id;
173 }
174
175 }
176 this.version = 0;
177 this.incomplete = id > 0;
178 }
179
180 protected OsmPrimitive(PrimitiveData data) {
181 version = data.getVersion();
182 id = data.getId();
183 }
184
185 /* ------------------------------------------------------------------------------------ */
186 /* accessors */
187 /* ------------------------------------------------------------------------------------ */
188 /**
189 * Sets whether this primitive is disabled or not.
190 *
191 * @param selected true, if this primitive is disabled; false, otherwise
192 */
193 public void setDisabled(boolean disabled) {
194 if (disabled) {
195 flags |= FLAG_DISABLED;
196 } else {
197 flags &= ~FLAG_DISABLED;
198 }
199
200 }
201
202 /**
203 * Replies true, if this primitive is disabled.
204 *
205 * @return true, if this primitive is disabled
206 */
207 public boolean isDisabled() {
208 return (flags & FLAG_DISABLED) != 0;
209 }
210 /**
211 * Sets whether this primitive is filtered out or not.
212 *
213 * @param selected true, if this primitive is filtered out; false, otherwise
214 */
215 public void setFiltered(boolean filtered) {
216 if (filtered) {
217 flags |= FLAG_FILTERED;
218 } else {
219 flags &= ~FLAG_FILTERED;
220 }
221 }
222 /**
223 * Replies true, if this primitive is filtered out.
224 *
225 * @return true, if this primitive is filtered out
226 */
227 public boolean isFiltered() {
228 return (flags & FLAG_FILTERED) != 0;
229 }
230
231 /**
232 * Sets whether this primitive is selected or not.
233 *
234 * @param selected true, if this primitive is selected; false, otherwise
235 * @since 1899
236 */
237 @Deprecated public void setSelected(boolean selected) {
238 if (selected) {
239 flags |= FLAG_SELECTED;
240 } else {
241 flags &= ~FLAG_SELECTED;
242 }
243 }
244 /**
245 * Replies true, if this primitive is selected.
246 *
247 * @return true, if this primitive is selected
248 * @since 1899
249 */
250 @Deprecated public boolean isSelected() {
251 return (flags & FLAG_SELECTED) != 0;
252 }
253
254 /**
255 * Marks this primitive as being modified.
256 *
257 * @param modified true, if this primitive is to be modified
258 */
259 public void setModified(boolean modified) {
260 if (modified) {
261 flags |= FLAG_MODIFIED;
262 } else {
263 flags &= ~FLAG_MODIFIED;
264 }
265 }
266
267 /**
268 * Replies <code>true</code> if the object has been modified since it was loaded from
269 * the server. In this case, on next upload, this object will be updated.
270 *
271 * Deleted objects are deleted from the server. If the objects are added (id=0),
272 * the modified is ignored and the object is added to the server.
273 *
274 * @return <code>true</code> if the object has been modified since it was loaded from
275 * the server
276 */
277 public boolean isModified() {
278 return (flags & FLAG_MODIFIED) != 0;
279 }
280
281 /**
282 * Replies <code>true</code>, if the object has been deleted.
283 *
284 * @return <code>true</code>, if the object has been deleted.
285 * @see #setDeleted(boolean)
286 */
287 public boolean isDeleted() {
288 return (flags & FLAG_DELETED) != 0;
289 }
290
291 /**
292 * Replies <code>true</code>, if the object is usable.
293 *
294 * @return <code>true</code>, if the object is unusable.
295 * @see #delete(boolean)
296 */
297 public boolean isUsable() {
298 return !isDeleted() && !incomplete && !isDisabled();
299 }
300
301 /**
302 * Replies true if this primitive is either unknown to the server (i.e. its id
303 * is 0) or it is known to the server and it hasn't be deleted on the server.
304 * Replies false, if this primitive is known on the server and has been deleted
305 * on the server.
306 *
307 * @see #setVisible(boolean)
308 */
309 public boolean isVisible() {
310 return (flags & FLAG_VISIBLE) != 0;
311 }
312
313 /**
314 * Sets whether this primitive is visible, i.e. whether it is known on the server
315 * and not deleted on the server.
316 *
317 * @see #isVisible()
318 * @throws IllegalStateException thrown if visible is set to false on an primitive with
319 * id==0
320 */
321 public void setVisible(boolean visible) throws IllegalStateException{
322 if (isNew() && visible == false)
323 throw new IllegalStateException(tr("A primitive with ID = 0 can't be invisible."));
324 if (visible) {
325 flags |= FLAG_VISIBLE;
326 } else {
327 flags &= ~FLAG_VISIBLE;
328 }
329 }
330
331 /**
332 * Replies the version number as returned by the API. The version is 0 if the id is 0 or
333 * if this primitive is incomplete.
334 *
335 * @see #setVersion(int)
336 */
337 public long getVersion() {
338 return version;
339 }
340
341 /**
342 * Replies the id of this primitive.
343 *
344 * @return the id of this primitive.
345 */
346 public long getId() {
347 return id >= 0?id:0;
348 }
349
350 /**
351 *
352 * @return Osm id if primitive already exists on the server. Unique negative value if primitive is new
353 */
354 public long getUniqueId() {
355 return id;
356 }
357
358 /**
359 *
360 * @return True if primitive is new (not yet uploaded the server, id <= 0)
361 */
362 public boolean isNew() {
363 return id <= 0;
364 }
365
366 /**
367 * Sets the id and the version of this primitive if it is known to the OSM API.
368 *
369 * Since we know the id and its version it can't be incomplete anymore. incomplete
370 * is set to false.
371 *
372 * @param id the id. > 0 required
373 * @param version the version > 0 required
374 * @throws IllegalArgumentException thrown if id <= 0
375 * @throws IllegalArgumentException thrown if version <= 0
376 */
377 public void setOsmId(long id, int version) {
378 if (id <= 0)
379 throw new IllegalArgumentException(tr("ID > 0 expected. Got {0}.", id));
380 if (version <= 0)
381 throw new IllegalArgumentException(tr("Version > 0 expected. Got {0}.", version));
382 this.id = id;
383 this.version = version;
384 this.incomplete = false;
385 }
386
387 /**
388 * Clears the id and version known to the OSM API. The id and the version is set to 0.
389 * incomplete is set to false.
390 *
391 * <strong>Caution</strong>: Do not use this method on primitives which are already added to a {@see DataSet}.
392 * Ways and relations might already refer to the primitive and clearing the OSM ID
393 * result in corrupt data.
394 *
395 * Here's an example use case:
396 * <pre>
397 * // create a clone of an already existing node
398 * Node copy = new Node(otherExistingNode);
399 *
400 * // reset the clones OSM id
401 * copy.clearOsmId();
402 * </pre>
403 *
404 */
405 public void clearOsmId() {
406 this.id = generateUniqueId();
407 this.version = 0;
408 this.incomplete = false;
409 }
410
411 public void setTimestamp(Date timestamp) {
412 this.timestamp = (int)(timestamp.getTime() / 1000);
413 }
414
415 /**
416 * Time of last modification to this object. This is not set by JOSM but
417 * read from the server and delivered back to the server unmodified. It is
418 * used to check against edit conflicts.
419 *
420 */
421 public Date getTimestamp() {
422 return new Date(timestamp * 1000l);
423 }
424
425 public boolean isTimestampEmpty() {
426 return timestamp == 0;
427 }
428
429 /**
430 * If set to true, this object is highlighted. Currently this is only used to
431 * show which ways/nodes will connect
432 */
433 public volatile boolean highlighted = false;
434
435 private int timestamp;
436
437 private static Collection<String> uninteresting = null;
438 /**
439 * Contains a list of "uninteresting" keys that do not make an object
440 * "tagged".
441 * Initialized by checkTagged()
442 */
443 public static Collection<String> getUninterestingKeys() {
444 if (uninteresting == null) {
445 uninteresting = Main.pref.getCollection("tags.uninteresting",
446 Arrays.asList(new String[]{"source","note","comment","converted_by","created_by"}));
447 }
448 return uninteresting;
449 }
450
451
452 private static Collection<String> directionKeys = null;
453
454 /**
455 * Contains a list of direction-dependent keys that make an object
456 * direction dependent.
457 * Initialized by checkDirectionTagged()
458 */
459 public static Collection<String> getDirectionKeys() {
460 if(directionKeys == null) {
461 directionKeys = Main.pref.getCollection("tags.direction",
462 Arrays.asList("oneway","incline","incline_steep","aerialway"));
463 }
464 return directionKeys;
465 }
466
467 /**
468 * Implementation of the visitor scheme. Subclasses have to call the correct
469 * visitor function.
470 * @param visitor The visitor from which the visit() function must be called.
471 */
472 abstract public void visit(Visitor visitor);
473
474 /**
475 * Sets whether this primitive is deleted or not.
476 *
477 * Also marks this primitive as modified if deleted is true and sets selected to false.
478 *
479 * @param deleted true, if this primitive is deleted; false, otherwise
480 */
481 public void setDeleted(boolean deleted) {
482 if (deleted) {
483 flags |= FLAG_DELETED;
484 } else {
485 flags &= ~FLAG_DELETED;
486 }
487 setModified(deleted);
488 setSelected(false);
489 }
490
491 /**
492 * Replies the user who has last touched this object. May be null.
493 *
494 * @return the user who has last touched this object. May be null.
495 */
496 public User getUser() {
497 return user;
498 }
499
500 /**
501 * Sets the user who has last touched this object.
502 *
503 * @param user the user
504 */
505 public void setUser(User user) {
506 this.user = user;
507 }
508
509 /**
510 * Equal, if the id (and class) is equal.
511 *
512 * An primitive is equal to its incomplete counter part.
513 */
514 @Override public boolean equals(Object obj) {
515 if (isNew()) return obj == this;
516 if (obj instanceof OsmPrimitive)
517 return ((OsmPrimitive)obj).id == id && obj.getClass() == getClass();
518 return false;
519 }
520
521 /**
522 * Return the id plus the class type encoded as hashcode or super's hashcode if id is 0.
523 *
524 * An primitive has the same hashcode as its incomplete counterpart.
525 */
526 @Override public final int hashCode() {
527 if (id == 0)
528 return super.hashCode();
529 final int[] ret = new int[1];
530 Visitor v = new Visitor(){
531 public void visit(Node n) { ret[0] = 0; }
532 public void visit(Way w) { ret[0] = 1; }
533 public void visit(Relation e) { ret[0] = 2; }
534 public void visit(Changeset cs) { ret[0] = 3; }
535 };
536 visit(v);
537 return id == 0 ? super.hashCode() : (int)(id<<2)+ret[0];
538 }
539
540 /*------------
541 * Keys handling
542 ------------*/
543
544 /**
545 * The key/value list for this primitive.
546 *
547 */
548 private Map<String, String> keys;
549
550 /**
551 * Replies the map of key/value pairs. Never replies null. The map can be empty, though.
552 *
553 * @return Keys of this primitive. Changes made in returned map are not mapped
554 * back to the primitive, use setKeys() to modify the keys
555 * @since 1924
556 */
557 public Map<String, String> getKeys() {
558 // TODO More effective map
559 // fix for #3218
560 if (keys == null)
561 return new HashMap<String, String>();
562 else
563 return new HashMap<String, String>(keys);
564 }
565
566 /**
567 * Sets the keys of this primitives to the key/value pairs in <code>keys</code>.
568 * If <code>keys</code> is null removes all existing key/value pairs.
569 *
570 * @param keys the key/value pairs to set. If null, removes all existing key/value pairs.
571 * @since 1924
572 */
573 public void setKeys(Map<String, String> keys) {
574 if (keys == null) {
575 this.keys = null;
576 } else {
577 this.keys = new HashMap<String, String>(keys);
578 }
579 keysChangedImpl();
580 }
581
582 /**
583 * Set the given value to the given key. If key is null, does nothing. If value is null,
584 * removes the key and behaves like {@see #remove(String)}.
585 *
586 * @param key The key, for which the value is to be set. Can be null, does nothing in this case.
587 * @param value The value for the key. If null, removes the respective key/value pair.
588 *
589 * @see #remove(String)
590 */
591 public final void put(String key, String value) {
592 if (key == null)
593 return;
594 else if (value == null) {
595 remove(key);
596 } else {
597 if (keys == null) {
598 keys = new HashMap<String, String>();
599 }
600 keys.put(key, value);
601 }
602 mappaintStyle = null;
603 keysChangedImpl();
604 }
605 /**
606 * Remove the given key from the list
607 *
608 * @param key the key to be removed. Ignored, if key is null.
609 */
610 public final void remove(String key) {
611 if (keys != null) {
612 keys.remove(key);
613 if (keys.isEmpty()) {
614 keys = null;
615 }
616 }
617 mappaintStyle = null;
618 keysChangedImpl();
619 }
620
621 /**
622 * Removes all keys from this primitive.
623 *
624 * @since 1843
625 */
626 public final void removeAll() {
627 keys = null;
628 mappaintStyle = null;
629 keysChangedImpl();
630 }
631
632 /**
633 * Replies the value for key <code>key</code>. Replies null, if <code>key</code> is null.
634 * Replies null, if there is no value for the given key.
635 *
636 * @param key the key. Can be null, replies null in this case.
637 * @return the value for key <code>key</code>.
638 */
639 public final String get(String key) {
640 if (key == null) return null;
641 return keys == null ? null : keys.get(key);
642 }
643
644 public final Collection<Entry<String, String>> entrySet() {
645 if (keys == null)
646 return Collections.emptyList();
647 return keys.entrySet();
648 }
649
650 public final Collection<String> keySet() {
651 if (keys == null)
652 return Collections.emptyList();
653 return keys.keySet();
654 }
655
656 /**
657 * Replies true, if the map of key/value pairs of this primitive is not empty.
658 *
659 * @return true, if the map of key/value pairs of this primitive is not empty; false
660 * otherwise
661 *
662 * @since 1843
663 */
664 public final boolean hasKeys() {
665 return keys != null && !keys.isEmpty();
666 }
667
668 private void keysChangedImpl() {
669 updateHasDirectionKeys();
670 updateTagged();
671 }
672
673 /**
674 * Get and write all attributes from the parameter. Does not fire any listener, so
675 * use this only in the data initializing phase
676 */
677 public void cloneFrom(OsmPrimitive osm) {
678 keys = osm.keys == null ? null : new HashMap<String, String>(osm.keys);
679 id = osm.id;
680 timestamp = osm.timestamp;
681 version = osm.version;
682 incomplete = osm.incomplete;
683 flags = osm.flags;
684 user= osm.user;
685 clearCached();
686 clearErrors();
687 }
688
689 /**
690 * Replies true if this primitive and other are equal with respect to their
691 * semantic attributes.
692 * <ol>
693 * <li>equal id</ol>
694 * <li>both are complete or both are incomplete</li>
695 * <li>both have the same tags</li>
696 * </ol>
697 * @param other
698 * @return true if this primitive and other are equal with respect to their
699 * semantic attributes.
700 */
701 public boolean hasEqualSemanticAttributes(OsmPrimitive other) {
702 if (!isNew() && id != other.id)
703 return false;
704 if (incomplete && ! other.incomplete || !incomplete && other.incomplete)
705 return false;
706 return (keys == null ? other.keys==null : keys.equals(other.keys));
707 }
708
709 /**
710 * Replies true if this primitive and other are equal with respect to their
711 * technical attributes. The attributes:
712 * <ol>
713 * <li>deleted</ol>
714 * <li>modified</ol>
715 * <li>timestamp</ol>
716 * <li>version</ol>
717 * <li>visible</ol>
718 * <li>user</ol>
719 * </ol>
720 * have to be equal
721 * @param other the other primitive
722 * @return true if this primitive and other are equal with respect to their
723 * technical attributes
724 */
725 public boolean hasEqualTechnicalAttributes(OsmPrimitive other) {
726 if (other == null) return false;
727
728 return
729 isDeleted() == other.isDeleted()
730 && isModified() == other.isModified()
731 && timestamp == other.timestamp
732 && version == other.version
733 && isVisible() == other.isVisible()
734 && (user == null ? other.user==null : user==other.user);
735 }
736
737 private void updateTagged() {
738 getUninterestingKeys();
739 if (keys != null) {
740 for (Entry<String,String> e : keys.entrySet()) {
741 if (!uninteresting.contains(e.getKey())) {
742 flags |= FLAG_TAGGED;
743 return;
744 }
745 }
746 }
747 flags &= ~FLAG_TAGGED;
748 }
749
750 /**
751 * true if this object is considered "tagged". To be "tagged", an object
752 * must have one or more "interesting" tags. "created_by" and "source"
753 * are typically considered "uninteresting" and do not make an object
754 * "tagged".
755 */
756 public boolean isTagged() {
757 return (flags & FLAG_TAGGED) != 0;
758 }
759
760 private void updateHasDirectionKeys() {
761 getDirectionKeys();
762 if (keys != null) {
763 for (Entry<String,String> e : keys.entrySet()) {
764 if (directionKeys.contains(e.getKey())) {
765 flags |= FLAG_HAS_DIRECTIONS;
766 return;
767 }
768 }
769 }
770 flags &= ~FLAG_HAS_DIRECTIONS;
771 }
772 /**
773 * true if this object has direction dependent tags (e.g. oneway)
774 */
775 public boolean hasDirectionKeys() {
776 return (flags & FLAG_HAS_DIRECTIONS) != 0;
777 }
778
779
780 /**
781 * Replies the name of this primitive. The default implementation replies the value
782 * of the tag <tt>name</tt> or null, if this tag is not present.
783 *
784 * @return the name of this primitive
785 */
786 public String getName() {
787 if (get("name") != null)
788 return get("name");
789 return null;
790 }
791
792 /**
793 * Replies the a localized name for this primitive given by the value of the tags (in this order)
794 * <ul>
795 * <li>name:lang_COUNTRY_Variant of the current locale</li>
796 * <li>name:lang_COUNTRY of the current locale</li>
797 * <li>name:lang of the current locale</li>
798 * <li>name of the current locale</li>
799 * </ul>
800 *
801 * null, if no such tag exists
802 *
803 * @return the name of this primitive
804 */
805 public String getLocalName() {
806 String key = "name:" + Locale.getDefault().toString();
807 if (get(key) != null)
808 return get(key);
809 key = "name:" + Locale.getDefault().getLanguage() + "_" + Locale.getDefault().getCountry();
810 if (get(key) != null)
811 return get(key);
812 key = "name:" + Locale.getDefault().getLanguage();
813 if (get(key) != null)
814 return get(key);
815 return getName();
816 }
817
818 /**
819 * Replies the display name of a primitive formatted by <code>formatter</code>
820 *
821 * @return the display name
822 */
823 public abstract String getDisplayName(NameFormatter formatter);
824
825 /**
826 * Loads (clone) this primitive from provided PrimitiveData
827 * @param data
828 * @param dataSet Dataset this primitive is part of. This parameter is used only
829 * temporarily. OsmPrimitive will have final field dataset in future
830 */
831 public void load(PrimitiveData data, DataSet dataSet) {
832 setKeys(data.getKeys());
833 timestamp = data.getTimestamp();
834 user = data.getUser();
835 setDeleted(data.isDeleted());
836 setModified(data.isModified());
837 setVisible(data.isVisible());
838 }
839
840 /**
841 * Save parameters of this primitive to the transport object
842 * @return
843 */
844 public abstract PrimitiveData save();
845
846 protected void saveCommonAttributes(PrimitiveData data) {
847 data.setId(id);
848 data.getKeys().clear();
849 data.getKeys().putAll(getKeys());
850 data.setTimestamp(timestamp);
851 data.setUser(user);
852 data.setDeleted(isDeleted());
853 data.setModified(isModified());
854 data.setVisible(isVisible());
855 }
856
857}
858
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