/**
* Writes out the current feature.
*
* @throws IOException
* @see org.geotools.data.FeatureWriter#write()
*/
public void write() throws IOException {
// DJB: I modified this so it doesnt throw an error if you
// do an update and you didnt actually change anything.
// (We do the work)
if ((live != null)) {
// We have a modification to record!
diff.modify(live.getID(), current);
ReferencedEnvelope bounds = new ReferencedEnvelope((CoordinateReferenceSystem) null);
bounds.include(live.getBounds());
bounds.include(current.getBounds());
fireNotification(FeatureEvent.FEATURES_CHANGED, bounds);
live = null;
current = null;
} else if ((live == null) && (current != null)) {
// We have new content to record
//
diff.add(current.getID(), current);
fireNotification(
FeatureEvent.FEATURES_ADDED, ReferencedEnvelope.reference(current.getBounds()));
current = null;
} else {
throw new IOException("No feature available to write");
}
}
@Test
public void testGetFeaturesFeatureSource() throws Exception {
// check the schemas in feature source and feature collection
SimpleFeatureSource fs = rts.getFeatureSource(RENAMED);
assertEquals(primitive, fs.getSchema());
SimpleFeatureCollection fc = fs.getFeatures();
assertEquals(primitive, fc.getSchema());
assertTrue(fc.size() > 0);
// make sure the feature schema is good as well
FeatureIterator<SimpleFeature> it = fc.features();
SimpleFeature sf = it.next();
it.close();
assertEquals(primitive, sf.getFeatureType());
// check the feature ids have been renamed as well
assertTrue(
"Feature id has not been renamed, it's still " + sf.getID(),
sf.getID().startsWith(RENAMED));
// check mappings occurred
assertEquals("description-f001", sf.getAttribute("description"));
assertTrue(
new WKTReader()
.read("MULTIPOINT(39.73245 2.00342)")
.equalsExact((Geometry) sf.getAttribute("pointProperty")));
assertEquals(new Long(155), sf.getAttribute("intProperty"));
assertNull(sf.getAttribute("newProperty"));
}
public List<FeatureId> addFeatures(FeatureCollection<SimpleFeatureType, SimpleFeature> collection)
throws IOException {
List<FeatureId> addedFids = new LinkedList<FeatureId>();
String typeName = getSchema().getTypeName();
SimpleFeature feature = null;
SimpleFeature newFeature;
FeatureWriter<SimpleFeatureType, SimpleFeature> writer =
getDataStore().getFeatureWriterAppend(typeName, getTransaction());
Iterator iterator = collection.iterator();
try {
while (iterator.hasNext()) {
feature = (SimpleFeature) iterator.next();
newFeature = (SimpleFeature) writer.next();
try {
newFeature.setAttributes(feature.getAttributes());
} catch (Exception writeProblem) {
throw new DataSourceException(
"Could not create " + typeName + " out of provided feature: " + feature.getID(),
writeProblem);
}
// preserve the FID, it could come from another node
((MutableFIDFeature) newFeature).setID(feature.getID());
writer.write();
addedFids.add(newFeature.getIdentifier());
}
} finally {
collection.close(iterator);
writer.close();
}
return addedFids;
}
/**
* <b>validateSingleLayer Purpose:</b> <br>
*
* <p>This validation tests for a geometry containing part of itself. Uses JTS'
* Geometry.contains(Geometry) method. DE-9IM intersection matrix is T*F**F***.
* <b>Description:</b><br>
*
* <p>The function filters the SimpleFeatureSource using the given bounding box. It creates
* iterators over the filtered FeatureSource. It calls contains() using the geometries in the
* SimpleFeatureSource layer. Tests the results of the method call against the given expected
* results. Returns true if the returned results and the expected results are true, false
* otherwise. * Author: bowens<br>
* Created on: Apr 27, 2004<br>
*
* @param featureSourceA - the SimpleFeatureSource to pull the original geometries from. This
* geometry is the one that is tested for containing the other
* @param expected - boolean value representing the user's expected outcome of the test
* @param results - ValidationResults
* @param bBox - Envelope - the bounding box within which to perform the contains()
* @return boolean result of the test
* @throws Exception - IOException if iterators improperly closed
*/
private boolean validateSingleLayer(
SimpleFeatureSource featureSourceA,
boolean expected,
ValidationResults results,
Envelope bBox)
throws Exception {
boolean success = true;
FilterFactory ff = CommonFactoryFinder.getFilterFactory(null);
Filter filter = null;
SimpleFeatureCollection featureResults = featureSourceA.getFeatures(filter);
SimpleFeatureIterator fr1 = null;
SimpleFeatureIterator fr2 = null;
try {
fr1 = featureResults.features();
if (fr1 == null) return false;
while (fr1.hasNext()) {
SimpleFeature f1 = fr1.next();
Geometry g1 = (Geometry) f1.getDefaultGeometry();
fr2 = featureResults.features();
while (fr2 != null && fr2.hasNext()) {
SimpleFeature f2 = fr2.next();
Geometry g2 = (Geometry) f2.getDefaultGeometry();
if (!f1.getID()
.equals(f2.getID())) // if they are the same feature, move onto the next one
{
if (g1.contains(g2) != expected) {
results.error(
f1,
((Geometry) f1.getDefaultGeometry()).getGeometryType()
+ " "
+ getGeomTypeRefA()
+ " contains "
+ getGeomTypeRefA()
+ "("
+ f2.getID()
+ "), Result was not "
+ expected);
success = false;
}
}
}
}
} finally {
fr1.close();
if (fr2 != null) fr2.close();
}
return success;
}
@Test
public void testGetFeaturesReader() throws Exception {
FeatureReader<SimpleFeatureType, SimpleFeature> fr;
fr = rts.getFeatureReader(new Query(RENAMED), Transaction.AUTO_COMMIT);
SimpleFeature sf = fr.next();
fr.close();
assertEquals(primitive, sf.getFeatureType());
// check the feature ids have been renamed as well
assertTrue(
"Feature id has not been renamed, it's still " + sf.getID(),
sf.getID().startsWith(RENAMED));
}
/**
* Implementation for tests of fid -> fid unmapping.
*
* @param idExpression
* @throws Exception
*/
private void checkUnrollIdExpression(Expression idExpression) throws Exception {
AttributeMapping featureMapping = null;
Name featurePath = mapping.getTargetFeature().getName();
QName featureName = Types.toQName(featurePath);
for (Iterator it = mapping.getAttributeMappings().iterator(); it.hasNext(); ) {
AttributeMapping attMapping = (AttributeMapping) it.next();
StepList targetXPath = attMapping.getTargetXPath();
if (targetXPath.size() > 1) {
continue;
}
Step step = (Step) targetXPath.get(0);
if (featureName.equals(step.getName())) {
featureMapping = attMapping;
break;
}
}
featureMapping.setIdentifierExpression(idExpression);
this.visitor = new UnmappingFilterVisitor(this.mapping);
// retrieve a single sample feature
Feature sourceFeature = DataUtilities.first(mapping.getSource().getFeatures());
String fid = sourceFeature.getIdentifier().toString();
Id fidFilter = ff.id(Collections.singleton(ff.featureId(fid)));
Filter unrolled = (Filter) fidFilter.accept(visitor, null);
assertNotNull(unrolled);
assertTrue(unrolled instanceof Id);
FeatureCollection<SimpleFeatureType, SimpleFeature> results =
mapping.getSource().getFeatures(unrolled);
assertEquals(1, getCount(results));
SimpleFeature unmappedFeature = DataUtilities.first(results);
assertEquals(fid, unmappedFeature.getID());
}
@Test
public void testScale() throws IOException {
final ByteArrayId adapterId = new ByteArrayId(ftype.getTypeName());
final Random r = new Random(3434);
for (int i = 0; i < 10000; i++) {
final SimpleFeature feature =
createTestFeature(
"f" + i,
new Coordinate(
round(30.0 + (r.nextGaussian() * 0.0001)),
round(30.0 + (r.nextGaussian() * 0.0001))));
mapDriver.addInput(new GeoWaveInputKey(adapterId, new ByteArrayId(feature.getID())), feature);
}
final List<Pair<PartitionDataWritable, AdapterWithObjectWritable>> mapperResults =
mapDriver.run();
final List<Pair<PartitionDataWritable, List<AdapterWithObjectWritable>>> partitions =
getReducerDataFromMapperInput(mapperResults);
reduceDriver.addAll(partitions);
reduceDriver
.getConfiguration()
.setInt(
GeoWaveConfiguratorBase.enumToConfKey(
NNMapReduce.class, ClusteringParameters.Clustering.MINIMUM_SIZE),
10);
final List<Pair<GeoWaveInputKey, ObjectWritable>> reduceResults = reduceDriver.run();
assertTrue(reduceResults.size() > 0);
}
/**
* Override error.
*
* <p>Description ...
*
* @see org.geotools.validation.ValidationResults#error(org.geotools.feature.SimpleFeature,
* java.lang.String)
* @param feature
* @param message
*/
public void error(SimpleFeature feature, String message) {
// add the error to our list of failed features + failure messages
if (message == null) message = ""; // $NON-NLS-1$
failedFeatures.add(feature);
failureMessages.add(feature.getID() + ": " + message); // $NON-NLS-1$
// find the layer of the current feature
IMap activeMap = ApplicationGIS.getActiveMap();
List<ILayer> layers = new ArrayList<ILayer>();
if (activeMap != ApplicationGIS.NO_MAP) {
layers.addAll(activeMap.getMapLayers());
}
Layer layer = null;
for (Iterator i = layers.listIterator(); i.hasNext(); ) {
Layer thisLayer = (Layer) i.next();
if (feature.getName().getLocalPart().equals(thisLayer.getName())) {
layer = thisLayer;
break;
}
}
// add the error to the issues list
FeatureIssue issue =
new FeatureIssue(
Priority.HIGH,
message,
layer,
feature,
Messages.GenericValidationResults_validationError);
issues.add(issue);
}
FeatureId addFeature(
SimpleFeature feature, FeatureWriter<SimpleFeatureType, SimpleFeature> writer)
throws IOException {
// grab next feature and populate it
// JD: worth a note on how we do this... we take a "pull" approach
// because the raw schema we are inserting into may not match the
// schema of the features we are inserting
SimpleFeature toWrite = writer.next();
for (int i = 0; i < toWrite.getType().getAttributeCount(); i++) {
String name = toWrite.getType().getDescriptor(i).getLocalName();
toWrite.setAttribute(name, feature.getAttribute(name));
}
// copy over the user data
if (feature.getUserData().size() > 0) {
toWrite.getUserData().putAll(feature.getUserData());
}
// pass through the fid if the user asked so
boolean useExisting = Boolean.TRUE.equals(feature.getUserData().get(Hints.USE_PROVIDED_FID));
if (getQueryCapabilities().isUseProvidedFIDSupported() && useExisting) {
((FeatureIdImpl) toWrite.getIdentifier()).setID(feature.getID());
}
// perform the write
writer.write();
// copy any metadata from the feature that was actually written
feature.getUserData().putAll(toWrite.getUserData());
// add the id to the set of inserted
FeatureId id = toWrite.getIdentifier();
return id;
}
public void rollback(IProgressMonitor monitor) throws Exception {
editBlackboard.removeGeometries(Collections.singleton(first));
EditGeom newGeom =
editBlackboard.newGeom(
oldshape.getEditGeom().getFeatureIDRef().get(), oldshape.getEditGeom().getShapeType());
for (int i = 0; i < oldshape.getNumCoords(); i++) {
editBlackboard.addCoordinate(oldshape.getCoord(i), newGeom.getShell());
}
if (currentShapeSet) setCurrentShape(newGeom.getShell());
FeatureStore<SimpleFeatureType, SimpleFeature> store =
layer.getResource(FeatureStore.class, new SubProgressMonitor(monitor, 1));
FilterFactory factory = CommonFactoryFinder.getFilterFactory(GeoTools.getDefaultHints());
Set<FeatureId> ids = new HashSet<FeatureId>();
for (FeatureId id : newFids) {
ids.add(id);
}
Id filter = factory.id(ids);
store.removeFeatures(filter);
Geometry oldType = (Geometry) oldFeature.getDefaultGeometry();
GeometryDescriptor newType = store.getSchema().getGeometryDescriptor();
store.modifyFeatures(
newType, oldType, factory.id(FeatureUtils.stringToId(factory, oldFeature.getID())));
oldFeature.setDefaultGeometry(oldGeometry);
newFids.clear();
}
protected void modifyFeatures(
AttributeDescriptor[] type,
Object[] value,
FeatureWriter<SimpleFeatureType, SimpleFeature> writer)
throws DataSourceException, IOException {
SimpleFeature feature;
try {
while (writer.hasNext()) {
feature = writer.next();
for (int i = 0; i < type.length; i++) {
try {
feature.setAttribute(type[i].getLocalName(), value[i]);
} catch (IllegalAttributeException e) {
throw new DataSourceException(
"Could not update feature "
+ feature.getID()
+ " with "
+ type[i].getLocalName()
+ "="
+ value[i],
e);
}
}
writer.write();
}
} finally {
writer.close();
}
}
private void writeImplementation(SimpleFeature f) throws IOException {
writer.next();
writer.writeFeatureID(f.getID());
for (int i = 0; i < f.getAttributeCount(); i++) {
if (f.getAttribute(i) == null) writer.write(i, "<null>");
else writer.write(i, f.getAttribute(i));
}
}
/** @param args */
public static void main(String[] args) {
// TODO Auto-generated method stub
String networkPath = args[0];
String newNetworkPath = args[1];
String shapeFilePath = args[2];
// String shapeFile = "C:/Work/Roadpricing Scenarios/SiouxFalls/Network/SiouxFalls_nodes.shp";
Scenario scenario = ScenarioUtils.createScenario(ConfigUtils.createConfig());
new NetworkReaderMatsimV1(scenario).parse(networkPath);
Network network = scenario.getNetwork();
Map<Id<Node>, ? extends Node> nodes = network.getNodes();
Double x = 0.0;
Double y = 0.0;
System.out.println(shapeFilePath);
ShapeFileReader shapeFileReader = new ShapeFileReader();
Collection<SimpleFeature> fts = shapeFileReader.readFileAndInitialize(shapeFilePath);
log.info("Shape file contains " + fts.size() + " features!");
for (SimpleFeature ft : fts) {
Geometry geo = (Geometry) ft.getDefaultGeometry();
Coordinate[] coordinates = geo.getCoordinates();
Collection<Property> properties = ft.getProperties("Id");
System.out.println(
"Feature: "
+ ft.getID()
+ ","
+ ft.getIdentifier().toString()
+ ","
+ ft.getName().toString());
for (int i = 0; i < coordinates.length; i++) {
System.out.print(coordinates[i].x + "," + coordinates[i].y + " ");
x = coordinates[i].x;
y = coordinates[i].y;
}
for (Property p : properties) {
System.out.println("Value: " + p.getValue().toString());
Node node = nodes.get(Id.create(p.getValue().toString(), Node.class));
node.getCoord().setXY(x, y);
System.out.println("Name: " + p.getName().toString());
System.out.println("Descriptor: " + p.getDescriptor().toString());
}
System.out.println();
System.out.println();
NetworkWriter writer = new NetworkWriter(network);
writer.write(newNetworkPath);
}
}
public SimpleFeature next() throws NoSuchElementException {
SimpleFeature feature = delegate.next();
for (Definition def : definition) {
Object value = def.expression.evaluate(feature);
fb.add(value);
}
SimpleFeature created = fb.buildFeature(feature.getID());
return created;
}
@Test
public void testFeatureReaderFidFilter() throws Exception {
FeatureReader<SimpleFeatureType, SimpleFeature> fr;
fr = rts.getFeatureReader(new Query(RENAMED, fidFilter), Transaction.AUTO_COMMIT);
assertEquals(primitive, fr.getFeatureType());
assertTrue(fr.hasNext());
SimpleFeature sf = fr.next();
assertFalse(fr.hasNext());
fr.close();
assertEquals(fid, sf.getID());
}
@Override
public void map(Text key, SimpleFeature value, Context context)
throws IOException, InterruptedException {
Counter counter =
context.getCounter(CountersEnum.class.getName(), CountersEnum.FEATURES.toString());
counter.increment(1);
Object[] values = new Object[] {value.getAttribute("dtg"), value.getAttribute("geom")};
SimpleFeature feature = new ScalaSimpleFeature(value.getID(), sft, values);
context.write(text, feature);
}
public Map sectionSigns(DirectPosition2D eventCoords) {
Point2D eventPoint = new DirectPosition2D();
eventPoint.setLocation(eventCoords);
if (eventCoords != null) {
try {
AffineTransform transform_affine = map.getViewport().getWorldToScreen();
transform_affine.transform(eventPoint, eventPoint);
} catch (Exception e) {
e.printStackTrace();
}
}
Map result = new HashMap();
for (Iterator it1 = signsdb.keySet().iterator(); it1.hasNext(); ) {
SimpleFeature feature = (SimpleFeature) it1.next();
StructOffset offset = (StructOffset) signsdb.get(feature);
int width = 60, height = 40;
Point point = (Point) feature.getAttribute("the_geom");
DirectPosition2D geoCoords = new DirectPosition2D(point.getX(), point.getY());
// 经纬度坐标转换为屏幕坐标
MathTransform transform_math;
try {
transform_math =
CRS.findMathTransform(
DefaultGeographicCRS.WGS84, map.getViewport().getCoordinateReferenceSystem(), true);
transform_math.transform(geoCoords, geoCoords);
AffineTransform transform_affine = map.getViewport().getWorldToScreen();
transform_affine.transform(geoCoords, geoCoords);
int signx = (int) (geoCoords.x + offset.getX() + offsetX);
int signy = (int) (geoCoords.y + offset.getY() + offsetY);
// System.out.println(signsCoords.x+":"+signsCoords.y);
if (inSection(signx, signy, width, height, (DirectPosition2D) eventPoint)) {
result.put(feature.getID(), feature.getID());
}
} catch (Exception e) {
}
}
return result;
}
/**
* Print information of the features contained in the list.
*
* @param featureList A list of features.
* @return An string containing information about all those features.
*/
private static String prettyPrint(List<SimpleFeature> featureList) {
StringBuilder strBuilder = new StringBuilder("\n"); // $NON-NLS-1$
for (SimpleFeature f : featureList) {
strBuilder
.append("Feature Id -- Geometry: ")
.append(f.getID()) // $NON-NLS-1$
.append(" -- ")
.append(f.getDefaultGeometry())
.append("\n"); // $NON-NLS-1$ //$NON-NLS-2$
}
return strBuilder.toString();
}
/**
* Returns 0 if the features are the same. 1 if the attributes are the same but have different
* featureIDs and -1 if attributes are different or are of different featureTypes.
*
* @param feature1
* @param feature2
* @return
*/
public static int same(SimpleFeature feature1, SimpleFeature feature2) {
if (DataUtilities.compare(feature1.getFeatureType(), feature2.getFeatureType()) != 0) {
return -1;
}
for (int i = 0; i < feature1.getAttributeCount(); i++) {
if (feature1.getAttribute(i) == null) {
if (feature2.getAttribute(i) != null) return -1;
else continue;
}
if (feature1.getAttribute(i) instanceof Geometry) {
Geometry geom1 = (Geometry) feature1.getAttribute(i);
if (feature2.getAttribute(i) instanceof Geometry) {
Geometry geom2 = (Geometry) feature2.getAttribute(i);
if (geom1.equalsExact(geom2)) continue;
else return -1;
} else return -1;
}
if (!feature1.getAttribute(i).equals(feature2.getAttribute(i))) return -1;
}
return feature1.getID().equals(feature2.getID()) ? 0 : 1;
}
/** @see org.geotools.data.FeatureWriter#remove() */
public void remove() throws IOException {
if (live != null) {
// mark live as removed
diff.remove(live.getID());
fireNotification(
FeatureEvent.FEATURES_REMOVED, ReferencedEnvelope.reference(live.getBounds()));
live = null;
current = null;
} else if (current != null) {
// cancel additional content
current = null;
}
}
public int compare(SimpleFeature o1, SimpleFeature o2) {
String id1 = o1.getID();
String id2 = o2.getID();
// we're going to try to strip out the same section and see if the remaining is a number
// this is so that id.2 will be sorted before id.10
// assumption is that the number is at the end... not always a good assumption.
int i = 1;
while (i < id2.length() && i < id1.length() && id2.regionMatches(0, id1, 0, i)) {
i++;
}
String diff1 = id1.substring(i - 1);
String diff2 = id2.substring(i - 1);
try {
Integer num1 = Integer.valueOf(diff1);
Integer num2 = Integer.valueOf(diff2);
return dir * num1.compareTo(num2);
} catch (NumberFormatException e) {
// oh well it was worth a try.
}
return dir * id1.compareTo(id2);
}
/**
* Add Features from reader to this FeatureStore.
*
* <p>Equivelent to:
*
* <pre><code>
* Set set = new HashSet();
* FeatureWriter<SimpleFeatureType, SimpleFeature> writer = dataStore.getFeatureWriter( typeName, true, transaction );
* Featrue feature, newFeature;
* while( reader.hasNext() ){
* feature = reader.next();
* newFeature = writer.next();
* newFeature.setAttributes( feature.getAttribtues( null ) );
* writer.write();
* set.add( newfeature.getID() );
* }
* reader.close();
* writer.close();
*
* return set;
* </code>
* </pre>
*
* <p>(If you don't have a FeatureReader<SimpleFeatureType, SimpleFeature> handy
* DataUtilities.reader() may be able to help out)
*
* <p>Subclasses may override this method to perform the appropriate optimization for this result.
*
* @param reader
* @return The Set of FeatureIDs added
* @throws IOException
* @see org.geotools.data.FeatureStore#addFeatures(org.geotools.data.FeatureReader)
*/
public Set addFeatures(FeatureReader<SimpleFeatureType, SimpleFeature> reader)
throws IOException {
Set addedFids = new HashSet();
String typeName = getSchema().getTypeName();
SimpleFeature feature = null;
SimpleFeature newFeature;
FeatureWriter<SimpleFeatureType, SimpleFeature> writer =
getDataStore().getFeatureWriterAppend(typeName, getTransaction());
try {
while (reader.hasNext()) {
try {
feature = reader.next();
} catch (Exception e) {
throw new DataSourceException("Could not add Features, problem with provided reader", e);
}
newFeature = (SimpleFeature) writer.next();
try {
newFeature.setAttributes(feature.getAttributes());
} catch (IllegalAttributeException writeProblem) {
throw new DataSourceException(
"Could not create " + typeName + " out of provided feature: " + feature.getID(),
writeProblem);
}
writer.write();
addedFids.add(newFeature.getID());
}
} finally {
reader.close();
writer.close();
}
return addedFids;
}
public BugInfo(SimpleFeature next, long idx) throws IndexOutOfBoundsException, ParseException {
bugId = idx;
attributes = new HashMap<>();
Collection<Property> properties = next.getProperties();
Iterator<Property> it = properties.iterator();
while (it.hasNext()) {
Property p = it.next();
attributes.put(p.getName().toString(), p.getValue().toString());
}
this.geom = (Geometry) next.getAttribute(0);
this.desc = (String) next.getAttribute("error_desc");
this.id = next.getID();
name = next.getName();
}
public List<FeatureId> addFeatures(FeatureCollection<SimpleFeatureType, SimpleFeature> collection)
throws IOException {
List<FeatureId> addedFids = new LinkedList<FeatureId>();
String typeName = getSchema().getTypeName();
SimpleFeature feature = null;
SimpleFeature newFeature;
FeatureWriter<SimpleFeatureType, SimpleFeature> writer =
getDataStore().getFeatureWriterAppend(typeName, getTransaction());
Iterator iterator = collection.iterator();
try {
while (iterator.hasNext()) {
try {
feature = (SimpleFeature) iterator.next();
} catch (Exception e) {
throw new DataSourceException("Could not add Features, problem with provided reader", e);
}
newFeature = (SimpleFeature) writer.next();
try {
// JD: we may have a case that the source feature type does not
// match exactly the target feature type, so build attributes
// based oin target
// newFeature.setAttributes(feature.getAttributes(null));
Object[] attributes = new Object[newFeature.getAttributeCount()];
for (int i = 0; i < attributes.length; i++) {
AttributeDescriptor type = newFeature.getFeatureType().getDescriptor(i);
attributes[i] = feature.getAttribute(type.getLocalName());
}
newFeature.setAttributes(attributes);
} catch (IllegalAttributeException writeProblem) {
throw new DataSourceException(
"Could not create " + typeName + " out of provided feature: " + feature.getID(),
writeProblem);
}
writer.write();
addedFids.add(newFeature.getIdentifier());
}
} finally {
collection.close(iterator);
writer.close();
}
return addedFids;
}
@SuppressWarnings({"unchecked"})
private void modifyOldFeature(final FeatureStore<SimpleFeatureType, SimpleFeature> store)
throws IOException, IllegalAttributeException {
FilterFactory fac = CommonFactoryFinder.getFilterFactory(GeoTools.getDefaultHints());
Filter filter = fac.id(FeatureUtils.stringToId(fac, oldFeature.getID()));
Geometry g = GeometryCreationUtil.createGeom(LineString.class, first.getShell(), true);
if (store
.getSchema()
.getGeometryDescriptor()
.getType()
.getBinding()
.isAssignableFrom(MultiLineString.class))
g = new GeometryFactory().createMultiLineString(new LineString[] {(LineString) g});
store.modifyFeatures(store.getSchema().getGeometryDescriptor(), g, filter);
oldFeature.setDefaultGeometry(g);
}
public static void printID(String filename) {
File file = new File(filename);
FileDataStore store = null;
try {
store = FileDataStoreFinder.getDataStore(file);
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
SimpleFeatureSource featureSource = null;
try {
featureSource = store.getFeatureSource();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
SimpleFeatureCollection featureCollection = null;
try {
featureCollection = featureSource.getFeatures();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} // get features from source
int sizeFeatureCollection = featureCollection.size();
System.out.println(
"The number of features in the shapefile is: " + sizeFeatureCollection + ".");
SimpleFeatureIterator iterator = featureCollection.features();
// List<Geometry> GeometryList = new ArrayList<Geometry>(sizeFeatureCollection);
try {
while (iterator.hasNext()) {
SimpleFeature feature = iterator.next();
System.out.println(feature.getID());
}
} finally {
iterator.close();
store.dispose();
}
}
@Test
public void testFeautureSourceFidFilter() throws Exception {
// grab the last feature in the collection (there are more than one)
SimpleFeatureSource fs = rts.getFeatureSource(RENAMED);
// build a filter that will retrieve that feature only
FilterFactory ff = CommonFactoryFinder.getFilterFactory(null);
final String fid = RENAMED + ".f001";
Filter fidFilter = ff.id(Collections.singleton(ff.featureId(fid)));
SimpleFeatureCollection fc = fs.getFeatures(new Query(RENAMED, fidFilter));
assertEquals(RENAMED, fc.getSchema().getName().getLocalPart());
assertEquals(1, fc.size());
FeatureIterator<SimpleFeature> it = fc.features();
assertTrue(it.hasNext());
SimpleFeature sf = it.next();
assertFalse(it.hasNext());
it.close();
assertEquals(fid, sf.getID());
}
/**
* Test that a filter query issued.
*
* @param filter filter to be passed in the query to determine the subset of features to be
* returned, or null for all features
* @param expectedFeatureIds integer id for returned features, matching the expected row ids
* @throws Exception
*/
private void runFilterTest(Filter filter, int[] expectedFeatureIds) throws Exception {
DataStore datastore = null;
try {
datastore = DataStoreFinder.getDataStore(getParams());
assertNotNull(datastore);
Query query = new DefaultQuery(TEST_TABLE_NAME, filter);
FeatureReader<SimpleFeatureType, SimpleFeature> reader = null;
try {
/*
* List of all the integer feature ids seen in the features returned for this query.
*/
List<Integer> featureIds = new ArrayList<Integer>();
reader = datastore.getFeatureReader(query, Transaction.AUTO_COMMIT);
for (SimpleFeature feature = null; reader.hasNext(); ) {
feature = reader.next();
/*
* Convert long feature id of the form test_table_name.1234 to the numeric id
* used when creating the row. This relies on the behaviour of the postgis fid
* mapper.
*/
Integer id = Integer.valueOf(feature.getID().replace(TEST_TABLE_NAME + ".", ""));
featureIds.add(id);
}
/*
* The query succeeded as expected if and only if the sorted lists of returned and
* expected ids are equal. The expected ids are converted to a List of Integers to
* leverage Collections comparison.
*/
assertEquals(sortedList(expectedFeatureIds), sorted(featureIds));
} finally {
if (reader != null) {
reader.close();
}
}
} finally {
if (datastore != null) {
datastore.dispose();
}
}
}
/**
* Replace with contents of reader.
*
* <p>Equivelent to:
*
* <pre><code>
* FeatureWriter<SimpleFeatureType, SimpleFeature> writer = dataStore.getFeatureWriter( typeName, false, transaction );
* Feature feature, newFeature;
* while( writer.hasNext() ){
* feature = writer.next();
* writer.remove();
* }
* while( reader.hasNext() ){
* newFeature = reader.next();
* feature = writer.next();
* newFeature.setAttributes( feature.getAttributes( null ) );
* writer.write();
* }
* reader.close();
* writer.close();
* </code>
* </pre>
*
* <p>Subclasses may override this method to perform the appropriate optimization for this result.
*
* @param reader Contents to replace with
* @throws IOException
*/
public void setFeatures(FeatureReader<SimpleFeatureType, SimpleFeature> reader)
throws IOException {
String typeName = getSchema().getTypeName();
FeatureWriter<SimpleFeatureType, SimpleFeature> writer =
getDataStore().getFeatureWriter(typeName, getTransaction());
SimpleFeature feature;
SimpleFeature newFeature;
try {
while (writer.hasNext()) {
feature = writer.next();
LOGGER.finer("removing feature " + feature);
writer.remove();
}
while (reader.hasNext()) {
try {
feature = reader.next();
} catch (Exception readProblem) {
throw new DataSourceException(
"Could not add Features, problem with provided reader", readProblem);
}
newFeature = (SimpleFeature) writer.next();
try {
newFeature.setAttributes(feature.getAttributes());
} catch (IllegalAttributeException writeProblem) {
throw new DataSourceException(
"Could not create " + typeName + " out of provided feature: " + feature.getID(),
writeProblem);
}
LOGGER.finer("writing feature " + newFeature);
writer.write();
}
} finally {
reader.close();
writer.close();
}
}
/**
* Gets the allocation rule.
*
* @return the allocation rule
* @throws Exception the exception
*/
@Test(
enabled = true,
groups = {"setup", "geo", "database"})
public void getAllocationRule() throws Exception {
LOGGER.debug("getAllocationRule: {}");
final AllocationScenario allocationScenario =
allocationScenarioService.getAllocationScenario(WifKeys.TEST_ALLOCATION_SCENARIO_ID);
final AllocationLU residentiallu = project.getExistingLandUseByLabel("Conservation");
final String existingLULabel = project.getExistingLUAttributeName();
final String scoreLabel = residentiallu.getAssociatedLU().getFeatureFieldName();
final ALURule rule =
geodataFilterer.getAllocationRule(
residentiallu, allocationScenario, scoreLabel, existingLULabel, "", "", null, 0.0);
final Query ruleQuery = rule.getRuleQuery();
// ruleQuery.
final SimpleFeatureCollection sortedUazCollection =
featureStore.getFeatures(rule.getRuleQuery());
LOGGER.debug("sortedUazCollection size: {}", sortedUazCollection.size());
// Assert.assertEquals(sortedUazCollection.size(), 7834);
final SimpleFeatureIterator its = sortedUazCollection.features();
// 2. for each ORDERED UAZ
int remaining = 0;
final String areaLabel = allocationScenario.getWifProject().getAreaLabel();
while (its.hasNext() && remaining < 10) {
// 3. while there is a still area to allocate
final SimpleFeature uazFeature = its.next();
final String id = uazFeature.getID();
LOGGER.debug("Allocating feature id: {}", id);
final Double featureArea = (Double) uazFeature.getAttribute(areaLabel);
LOGGER.debug(
"feature suitability score= {}, feature area = {},",
uazFeature.getAttribute(scoreLabel),
featureArea);
remaining++;
}
}
