svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.dal / org.gvsig.fmap.dal.impl / src / main / java / org / gvsig / fmap / dal / feature / impl / FeatureTypeManager.java @ 40559
History | View | Annotate | Download (13.3 KB)
| 1 |
/**
|
|---|---|
| 2 |
* gvSIG. Desktop Geographic Information System.
|
| 3 |
*
|
| 4 |
* Copyright (C) 2007-2013 gvSIG Association.
|
| 5 |
*
|
| 6 |
* This program is free software; you can redistribute it and/or
|
| 7 |
* modify it under the terms of the GNU General Public License
|
| 8 |
* as published by the Free Software Foundation; either version 3
|
| 9 |
* of the License, or (at your option) any later version.
|
| 10 |
*
|
| 11 |
* This program is distributed in the hope that it will be useful,
|
| 12 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
| 13 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
| 14 |
* GNU General Public License for more details.
|
| 15 |
*
|
| 16 |
* You should have received a copy of the GNU General Public License
|
| 17 |
* along with this program; if not, write to the Free Software
|
| 18 |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
| 19 |
* MA 02110-1301, USA.
|
| 20 |
*
|
| 21 |
* For any additional information, do not hesitate to contact us
|
| 22 |
* at info AT gvsig.com, or visit our website www.gvsig.com.
|
| 23 |
*/
|
| 24 |
package org.gvsig.fmap.dal.feature.impl; |
| 25 |
|
| 26 |
import java.lang.ref.WeakReference; |
| 27 |
import java.util.ArrayList; |
| 28 |
import java.util.Arrays; |
| 29 |
import java.util.HashMap; |
| 30 |
import java.util.Iterator; |
| 31 |
import java.util.List; |
| 32 |
|
| 33 |
import org.gvsig.fmap.dal.exception.DataException; |
| 34 |
import org.gvsig.fmap.dal.feature.AbstractFeatureStoreTransform; |
| 35 |
import org.gvsig.fmap.dal.feature.EditableFeature; |
| 36 |
import org.gvsig.fmap.dal.feature.EditableFeatureAttributeDescriptor; |
| 37 |
import org.gvsig.fmap.dal.feature.EditableFeatureType; |
| 38 |
import org.gvsig.fmap.dal.feature.Feature; |
| 39 |
import org.gvsig.fmap.dal.feature.FeatureAttributeDescriptor; |
| 40 |
import org.gvsig.fmap.dal.feature.FeatureStore; |
| 41 |
import org.gvsig.fmap.dal.feature.FeatureStoreTransform; |
| 42 |
import org.gvsig.fmap.dal.feature.FeatureType; |
| 43 |
import org.gvsig.fmap.dal.feature.impl.expansionadapter.ExpansionAdapter; |
| 44 |
import org.gvsig.fmap.dal.feature.spi.FeatureStoreProvider.FeatureTypeChanged; |
| 45 |
import org.gvsig.tools.persistence.PersistentState; |
| 46 |
import org.gvsig.tools.persistence.exception.PersistenceException; |
| 47 |
|
| 48 |
/**
|
| 49 |
* DOCUMENT ME!
|
| 50 |
*
|
| 51 |
* @author Vicente Caballero Navarro
|
| 52 |
*/
|
| 53 |
public class FeatureTypeManager { |
| 54 |
private ExpansionAdapter expansionAdapter;
|
| 55 |
private ArrayList deleted = new ArrayList();// <FeatureID> |
| 56 |
private int deltaSize = 0; |
| 57 |
private HashMap added = new HashMap(); |
| 58 |
private HashMap modifiedFromOriginal = new HashMap(); |
| 59 |
private FeatureType originalType = null; |
| 60 |
private boolean first = true; |
| 61 |
private FeatureTypeManagerFeatureStoreTransforms transforms;
|
| 62 |
private FeatureStore store;
|
| 63 |
|
| 64 |
public FeatureTypeManager(FeatureStore store,
|
| 65 |
ExpansionAdapter expansionAdapter) {
|
| 66 |
this.expansionAdapter = expansionAdapter;
|
| 67 |
this.store = store;
|
| 68 |
this.transforms = new FeatureTypeManagerFeatureStoreTransforms(); |
| 69 |
this.transforms.setFeatureStore(store);
|
| 70 |
} |
| 71 |
|
| 72 |
public void dispose() { |
| 73 |
this.expansionAdapter.close();
|
| 74 |
this.expansionAdapter = null; |
| 75 |
this.deleted.clear();
|
| 76 |
this.deleted = null; |
| 77 |
this.transforms.clear();
|
| 78 |
} |
| 79 |
|
| 80 |
// public FeatureType delete(String id) {
|
| 81 |
// deleted.add(id);
|
| 82 |
// FeatureType type=(FeatureType)added.remove(id);
|
| 83 |
// if (type==null) {
|
| 84 |
// type=(FeatureType)modifiedFromOriginal.remove(id);
|
| 85 |
// }
|
| 86 |
// deltaSize--;
|
| 87 |
// return type;
|
| 88 |
// }
|
| 89 |
|
| 90 |
/**
|
| 91 |
* DOCUMENT ME!
|
| 92 |
*
|
| 93 |
* @param feature
|
| 94 |
* DOCUMENT ME!
|
| 95 |
*/
|
| 96 |
// public void add(FeatureType type) {
|
| 97 |
// int pos = expansionAdapter.addObject(type);
|
| 98 |
// added.put(type.getId(),new Integer(pos));
|
| 99 |
// deltaSize++;
|
| 100 |
// }
|
| 101 |
/**
|
| 102 |
* DOCUMENT ME!
|
| 103 |
*
|
| 104 |
* @param id
|
| 105 |
* DOCUMENT ME!
|
| 106 |
*/
|
| 107 |
// public void deleteLastFeatureType() {
|
| 108 |
// expansionAdapter.deleteLastObject();
|
| 109 |
// FeatureType
|
| 110 |
// type=(FeatureType)expansionAdapter.getObject(expansionAdapter.getSize()-1);
|
| 111 |
// added.remove(type.getId());
|
| 112 |
// modifiedFromOriginal.remove(type.getId());
|
| 113 |
// deltaSize--;
|
| 114 |
// }
|
| 115 |
/**
|
| 116 |
* DOCUMENT ME!
|
| 117 |
*
|
| 118 |
* @param id
|
| 119 |
* DOCUMENT ME!
|
| 120 |
*
|
| 121 |
* @return DOCUMENT ME!
|
| 122 |
* @throws IsNotFeatureSettingException
|
| 123 |
*/
|
| 124 |
public FeatureType getType(String id) throws DataException { |
| 125 |
Integer intNum = ((Integer) added.get(id)); |
| 126 |
if (intNum == null) { |
| 127 |
intNum = ((Integer) modifiedFromOriginal.get(id));
|
| 128 |
if (intNum == null) { |
| 129 |
return null; |
| 130 |
} |
| 131 |
} |
| 132 |
int num = intNum.intValue();
|
| 133 |
|
| 134 |
if (num == -1) { |
| 135 |
/*
|
| 136 |
* This happens for example when we are going back to the
|
| 137 |
* original feature type which is not managed by
|
| 138 |
* expansionAdapter
|
| 139 |
*/
|
| 140 |
return null; |
| 141 |
} |
| 142 |
|
| 143 |
FeatureType type = (FeatureType) expansionAdapter.getObject(num); |
| 144 |
return type;
|
| 145 |
} |
| 146 |
|
| 147 |
/**
|
| 148 |
* DOCUMENT ME!
|
| 149 |
*
|
| 150 |
* @param feature
|
| 151 |
* DOCUMENT ME!
|
| 152 |
* @param oldFeature
|
| 153 |
* DOCUMENT ME!
|
| 154 |
* @throws DataException
|
| 155 |
*/
|
| 156 |
public int update(FeatureType type, FeatureType oldType) { |
| 157 |
// deleted.add(oldType.getId());
|
| 158 |
if (first) {
|
| 159 |
originalType = oldType; |
| 160 |
first = false;
|
| 161 |
} |
| 162 |
int oldNum = -1; |
| 163 |
int num = expansionAdapter.addObject(type);
|
| 164 |
String id = type.getId();
|
| 165 |
|
| 166 |
if (added.containsKey(id)) {
|
| 167 |
oldNum = ((Integer) added.get(id)).intValue();
|
| 168 |
added.put(id, new Integer(num)); |
| 169 |
} else {
|
| 170 |
if (modifiedFromOriginal.get(id) != null) { |
| 171 |
oldNum = ((Integer) modifiedFromOriginal.get(id)).intValue();
|
| 172 |
} |
| 173 |
modifiedFromOriginal.put(id, new Integer(num)); |
| 174 |
} |
| 175 |
|
| 176 |
try {
|
| 177 |
this.transforms.add(new UpdateFeatureTypeTransform(this.store, |
| 178 |
oldType, type)); |
| 179 |
} catch (DataException e) {
|
| 180 |
throw new RuntimeException(); // FIXME (pero esto no deberia de |
| 181 |
// pasar nunca)
|
| 182 |
} |
| 183 |
return oldNum;
|
| 184 |
} |
| 185 |
|
| 186 |
private class UpdateFeatureTypeTransform extends AbstractFeatureStoreTransform { |
| 187 |
private FeatureType ftSource;
|
| 188 |
|
| 189 |
private EditableFeatureType ftTarget_editable;
|
| 190 |
private FeatureType ftTarget_non_editable;
|
| 191 |
|
| 192 |
private WeakReference wkRefStore; |
| 193 |
private List ftypes = null; |
| 194 |
private List attrInSourceToUse; |
| 195 |
|
| 196 |
UpdateFeatureTypeTransform(FeatureStore featureStore, |
| 197 |
FeatureType ftSource, FeatureType ftTarget) {
|
| 198 |
this.ftSource = ftSource;
|
| 199 |
|
| 200 |
if (ftTarget instanceof EditableFeatureType) { |
| 201 |
|
| 202 |
ftTarget_editable = (EditableFeatureType) ftTarget; |
| 203 |
ftTarget_non_editable = ftTarget_editable.getNotEditableCopy(); |
| 204 |
} else {
|
| 205 |
ftTarget_non_editable = ftTarget; |
| 206 |
} |
| 207 |
|
| 208 |
this.wkRefStore = new WeakReference(featureStore); |
| 209 |
this.initializeAttributesToUse();
|
| 210 |
} |
| 211 |
|
| 212 |
private void initializeAttributesToUse() { |
| 213 |
attrInSourceToUse = new ArrayList(); |
| 214 |
|
| 215 |
Iterator iter = null; |
| 216 |
if (ftTarget_editable != null) { |
| 217 |
iter = ftTarget_editable.iterator(); |
| 218 |
} else {
|
| 219 |
iter = ftTarget_non_editable.iterator(); |
| 220 |
} |
| 221 |
|
| 222 |
FeatureAttributeDescriptor tAttr, sAttr; |
| 223 |
EditableFeatureAttributeDescriptor ead = null;
|
| 224 |
while (iter.hasNext()) {
|
| 225 |
tAttr = (FeatureAttributeDescriptor) iter.next(); |
| 226 |
sAttr = this.ftSource.getAttributeDescriptor(tAttr.getName());
|
| 227 |
if (sAttr == null) { |
| 228 |
if (tAttr instanceof EditableFeatureAttributeDescriptor) { |
| 229 |
ead = (EditableFeatureAttributeDescriptor) tAttr; |
| 230 |
if (ead.getOriginalName() != null) { |
| 231 |
sAttr = this.ftSource.getAttributeDescriptor(ead.getOriginalName());
|
| 232 |
if (sAttr == null) { |
| 233 |
continue;
|
| 234 |
} |
| 235 |
} else {
|
| 236 |
continue;
|
| 237 |
} |
| 238 |
} else {
|
| 239 |
continue;
|
| 240 |
} |
| 241 |
} |
| 242 |
if (tAttr.getDataType() != sAttr.getDataType()) {
|
| 243 |
continue;
|
| 244 |
} |
| 245 |
attrInSourceToUse.add(sAttr.getName()); |
| 246 |
} |
| 247 |
} |
| 248 |
|
| 249 |
public void applyTransform(Feature source, EditableFeature target) |
| 250 |
throws DataException {
|
| 251 |
|
| 252 |
Iterator iter = target.getType().iterator();
|
| 253 |
FeatureAttributeDescriptor tAttr; |
| 254 |
FeatureAttributeDescriptor tAttr_edi; |
| 255 |
|
| 256 |
/*
|
| 257 |
* field name in source feature
|
| 258 |
*/
|
| 259 |
String s_name;
|
| 260 |
|
| 261 |
/*
|
| 262 |
* field name in target feature (the same as in source
|
| 263 |
* except if renamed)
|
| 264 |
*/
|
| 265 |
String t_name;
|
| 266 |
|
| 267 |
EditableFeatureAttributeDescriptor eatd = null;
|
| 268 |
while (iter.hasNext()) {
|
| 269 |
tAttr = (FeatureAttributeDescriptor) iter.next(); |
| 270 |
|
| 271 |
if (ftTarget_editable != null) { |
| 272 |
/*
|
| 273 |
* If target FT is editable, try to get original name
|
| 274 |
*/
|
| 275 |
t_name = tAttr.getName(); |
| 276 |
s_name = t_name; |
| 277 |
tAttr_edi = ftTarget_editable.getAttributeDescriptor(t_name); |
| 278 |
if (tAttr_edi instanceof EditableFeatureAttributeDescriptor) { |
| 279 |
eatd = (EditableFeatureAttributeDescriptor) tAttr_edi; |
| 280 |
s_name = eatd.getOriginalName(); |
| 281 |
} |
| 282 |
|
| 283 |
/*
|
| 284 |
* If not found, use normal name
|
| 285 |
*/
|
| 286 |
if (s_name == null) { |
| 287 |
s_name = tAttr.getName(); |
| 288 |
} |
| 289 |
} else {
|
| 290 |
/*
|
| 291 |
* If target FT is not editable, use normal name
|
| 292 |
*/
|
| 293 |
t_name = tAttr.getName(); |
| 294 |
s_name = t_name; |
| 295 |
} |
| 296 |
|
| 297 |
if (source.getType().get(s_name) != null) { |
| 298 |
target.set(t_name, source.get(s_name)); |
| 299 |
} else {
|
| 300 |
target.set(t_name, tAttr.getDefaultValue()); |
| 301 |
} |
| 302 |
} |
| 303 |
} |
| 304 |
|
| 305 |
public FeatureType getDefaultFeatureType() throws DataException { |
| 306 |
return this.ftTarget_non_editable; |
| 307 |
} |
| 308 |
|
| 309 |
public FeatureStore getFeatureStore() {
|
| 310 |
return (FeatureStore) this.wkRefStore.get(); |
| 311 |
} |
| 312 |
|
| 313 |
public List getFeatureTypes() throws DataException { |
| 314 |
if (this.ftypes == null) { |
| 315 |
this.ftypes = Arrays |
| 316 |
.asList(new FeatureType[] { this.ftTarget_non_editable }); |
| 317 |
} |
| 318 |
return this.ftypes; |
| 319 |
} |
| 320 |
|
| 321 |
public FeatureType getSourceFeatureTypeFrom(
|
| 322 |
FeatureType targetFeatureType) {
|
| 323 |
EditableFeatureType orgType = ftSource.getEditable(); |
| 324 |
Iterator iter = orgType.iterator();
|
| 325 |
FeatureAttributeDescriptor attr; |
| 326 |
EditableFeatureAttributeDescriptor efad = null;
|
| 327 |
|
| 328 |
while (iter.hasNext()) {
|
| 329 |
attr = (FeatureAttributeDescriptor) iter.next(); |
| 330 |
if (!attrInSourceToUse.contains(attr.getName())) {
|
| 331 |
if (attr instanceof EditableFeatureAttributeDescriptor) { |
| 332 |
efad = (EditableFeatureAttributeDescriptor) attr; |
| 333 |
if (efad.getOriginalName() != null && |
| 334 |
!attrInSourceToUse.contains(efad.getOriginalName())) {
|
| 335 |
iter.remove(); |
| 336 |
} |
| 337 |
} else {
|
| 338 |
iter.remove(); |
| 339 |
} |
| 340 |
} |
| 341 |
} |
| 342 |
return orgType.getNotEditableCopy();
|
| 343 |
} |
| 344 |
|
| 345 |
public void setFeatureStore(FeatureStore featureStore) { |
| 346 |
this.wkRefStore = new WeakReference(featureStore); |
| 347 |
} |
| 348 |
|
| 349 |
public boolean isTransformsOriginalValues() { |
| 350 |
return false; |
| 351 |
} |
| 352 |
|
| 353 |
} |
| 354 |
|
| 355 |
/**
|
| 356 |
* DOCUMENT ME!
|
| 357 |
*
|
| 358 |
* @param id
|
| 359 |
* DOCUMENT ME!
|
| 360 |
*/
|
| 361 |
public void restore(String id) { |
| 362 |
deleted.remove(id); |
| 363 |
deltaSize++; |
| 364 |
} |
| 365 |
|
| 366 |
public void restore(String id, int num) { |
| 367 |
if (added.containsKey(id)) {
|
| 368 |
added.put(id, new Integer(num)); |
| 369 |
} else {
|
| 370 |
modifiedFromOriginal.put(id, new Integer(num)); |
| 371 |
} |
| 372 |
} |
| 373 |
|
| 374 |
public boolean isDeleted(FeatureType type) { |
| 375 |
return deleted.contains(type.getId());
|
| 376 |
} |
| 377 |
|
| 378 |
public boolean isDeleted(String id) { |
| 379 |
return deleted.contains(id);
|
| 380 |
} |
| 381 |
|
| 382 |
public void clear() { |
| 383 |
added.clear(); |
| 384 |
modifiedFromOriginal.clear(); |
| 385 |
expansionAdapter.close(); |
| 386 |
deleted.clear();// <FeatureID>
|
| 387 |
deltaSize = 0;
|
| 388 |
} |
| 389 |
|
| 390 |
public boolean hasChanges() { |
| 391 |
return added.size() > 0 || modifiedFromOriginal.size() > 0 |
| 392 |
|| deleted.size() > 0;
|
| 393 |
} |
| 394 |
|
| 395 |
public Iterator newsIterator() { |
| 396 |
return added.values().iterator();
|
| 397 |
} |
| 398 |
|
| 399 |
public boolean hasNews() { |
| 400 |
return !added.isEmpty();
|
| 401 |
} |
| 402 |
|
| 403 |
public long getDeltaSize() { |
| 404 |
return deltaSize;
|
| 405 |
} |
| 406 |
|
| 407 |
public FeatureType getOriginalFeatureType() {
|
| 408 |
return originalType;
|
| 409 |
} |
| 410 |
|
| 411 |
public DefaultFeatureStoreTransforms getTransforms() {
|
| 412 |
return this.transforms; |
| 413 |
} |
| 414 |
|
| 415 |
public class FeatureTypeManagerFeatureStoreTransforms extends |
| 416 |
DefaultFeatureStoreTransforms {
|
| 417 |
|
| 418 |
private FeatureTypeManagerFeatureStoreTransforms() {
|
| 419 |
|
| 420 |
} |
| 421 |
|
| 422 |
protected void checkEditingMode() { |
| 423 |
return;
|
| 424 |
} |
| 425 |
|
| 426 |
protected void notifyChangeToStore() { |
| 427 |
return;
|
| 428 |
} |
| 429 |
|
| 430 |
public PersistentState getState() throws PersistenceException { |
| 431 |
// FIXME
|
| 432 |
throw new UnsupportedOperationException(); |
| 433 |
} |
| 434 |
|
| 435 |
public void loadState(PersistentState state) |
| 436 |
throws PersistenceException {
|
| 437 |
// FIXME
|
| 438 |
throw new UnsupportedOperationException(); |
| 439 |
} |
| 440 |
|
| 441 |
public void loadFromState(PersistentState state) throws PersistenceException { |
| 442 |
// FIXME
|
| 443 |
throw new UnsupportedOperationException(); |
| 444 |
} |
| 445 |
|
| 446 |
public FeatureStoreTransform add(FeatureStoreTransform transform)
|
| 447 |
throws DataException {
|
| 448 |
if (!(transform instanceof UpdateFeatureTypeTransform)) { |
| 449 |
// FIXME
|
| 450 |
throw new IllegalArgumentException(); |
| 451 |
} |
| 452 |
return super.add(transform); |
| 453 |
} |
| 454 |
|
| 455 |
} |
| 456 |
|
| 457 |
public class FeatureTypesChangedItem implements FeatureTypeChanged { |
| 458 |
|
| 459 |
private FeatureType source;
|
| 460 |
private FeatureType target;
|
| 461 |
|
| 462 |
public FeatureTypesChangedItem(FeatureType source, FeatureType target) {
|
| 463 |
this.source = source;
|
| 464 |
this.target = target;
|
| 465 |
} |
| 466 |
|
| 467 |
public FeatureType getSource() {
|
| 468 |
return source;
|
| 469 |
} |
| 470 |
|
| 471 |
public FeatureType getTarget() {
|
| 472 |
return target;
|
| 473 |
} |
| 474 |
|
| 475 |
} |
| 476 |
|
| 477 |
public Iterator getFeatureTypesChanged() throws DataException { |
| 478 |
// FIXME this don't work for Store.fType.size() > 1
|
| 479 |
List list = new ArrayList(); |
| 480 |
if (modifiedFromOriginal.size() > 0) { |
| 481 |
FeatureType src = this.getOriginalFeatureType();
|
| 482 |
list.add(new FeatureTypesChangedItem(src, this.store |
| 483 |
.getFeatureType(src.getId()))); |
| 484 |
} |
| 485 |
return list.iterator();
|
| 486 |
} |
| 487 |
|
| 488 |
} |