public void rollback(IProgressMonitor monitor) throws Exception {
if (noChange) return;
monitor.beginTask(Messages.WriteFeatureChangesCommand_rollbackTask, IProgressMonitor.UNKNOWN);
if (added) {
store.removeFeatures(filter);
} else {
FeatureType featureType = this.editFeature.getFeatureType();
store.modifyFeatures(
featureType.getAttributeTypes(),
this.editFeature.getAttributes(new Object[featureType.getAttributeCount()]),
filter);
}
}
/** @see Transfer#nativeToJava */
@SuppressWarnings("deprecation")
public Object nativeToJava(TransferData transferData) {
String string = (String) TextTransfer.getInstance().nativeToJava(transferData);
WKTReader reader = new WKTReader();
try {
Geometry read = reader.read(string);
FeatureType ft =
DataUtilities.createType(
"Temp Type", "*geom:" + read.getClass().getName()); // $NON-NLS-1$ //$NON-NLS-2$
return ft.create(new Object[] {read});
} catch (Exception e) {
UiPlugin.log("", e); // $NON-NLS-1$
}
return null;
}
private void save() throws Exception {
FeatureStore fs = (FeatureStore) ds.getFeatureSource("poly_county");
FeatureType ft = fs.getSchema();
MemoryDataStore memorystore = new MemoryDataStore();
ArrayList polys = new ArrayList(resultPolygon);
Geometry gfinal = null;
if (polys.size() == 1) {
gfinal = (Polygon) polys.get(0); // POLYGON
} else {
GeometryFactory gf = ((Polygon) polys.get(0)).getFactory();
gfinal = new MultiPolygon((Polygon[]) polys.toArray(new Polygon[polys.size()]), gf);
}
gfinal = gfinal.buffer(0); // for topologic problems.
Object[] values = new Object[5];
values[ft.find("module")] = MODULE;
values[ft.find("gen_full")] = gfinal;
values[ft.find("gen_1")] = generalize(gfinal, tolerance1);
;
values[ft.find("gen_2")] = generalize(gfinal, tolerance1);
;
values[ft.find("gen_3")] = generalize(gfinal, tolerance1);
;
Feature f = ft.create(values);
memorystore.addFeature(f);
fs.addFeatures(memorystore.getFeatureReader("poly_county"));
}
/** @see net.refractions.udig.project.internal.command.MapCommand#run() */
@SuppressWarnings("deprecation")
public void run(IProgressMonitor monitor) throws Exception {
monitor.beginTask(Messages.WriteFeatureChangesCommand_runTask, 3);
SubProgressMonitor subProgressMonitor = new SubProgressMonitor(monitor, 1);
editFeature = featureProvider.get(subProgressMonitor);
subProgressMonitor.done();
store = storeProvider.get(subProgressMonitor);
if (editFeature == null || store == null) {
noChange = true;
return;
}
FeatureType featureType = editFeature.getFeatureType();
FilterFactory factory = FilterFactoryFinder.createFilterFactory();
subProgressMonitor = new SubProgressMonitor(monitor, 1);
subProgressMonitor.done();
filter = factory.createFidFilter(editFeature.getID());
FeatureCollection results = store.getFeatures(filter);
FeatureIterator reader = results.features();
try {
if (reader.hasNext()) {
try {
store.modifyFeatures(
featureType.getAttributeTypes(),
editFeature.getAttributes(new Object[featureType.getAttributeCount()]),
filter);
} catch (Exception e) {
ProjectPlugin.log("", e); // $NON-NLS-1$
noChange = true;
}
} else {
added = true;
store.addFeatures(
new StaticFeatureCollection(Collections.singleton(editFeature), featureType));
}
} finally {
if (reader != null) reader.close();
}
}