/**
* The type of filter that returns should be in a single Or filter OR(a,b,c) instead of ((a OR b)
* or c)
*/
@Test
public void testUnrollFid() throws Exception {
Set<FeatureId> fids = new HashSet();
String fid1 = "station_no.1"; // exists
String fid2 = "station_no.500"; // doesn't exists
fids.add(ff.featureId(fid1));
fids.add(ff.featureId(fid2));
Id fidFilter = ff.id(fids);
Filter unrolled = (Filter) fidFilter.accept(visitor, null);
assertNotNull(unrolled);
assertTrue(unrolled instanceof OrImpl);
List<Filter> filters = ((OrImpl) unrolled).getChildren();
assertEquals(2, filters.size());
for (Filter f : filters) {
assertTrue(f instanceof IsEqualsToImpl);
}
FeatureCollection<SimpleFeatureType, SimpleFeature> results =
mapping.getSource().getFeatures(unrolled);
assertEquals(1, getCount(results));
FeatureIterator<SimpleFeature> features = results.features();
SimpleFeature unmappedFeature = (SimpleFeature) features.next();
features.close();
assertNotNull(unmappedFeature);
Object object = unmappedFeature.getProperty("station_no").getValue();
assertEquals(fid1, object);
}
/**
* Uses the current {@link FIDValidator} to wipe out illegal feature ids from the returned
* filters.
*
* @return a filter containing only valid fids as per the current {@link FIDValidator}, may be
* {@link Filter#EXCLUDE} if none matches or the filter is already empty
*/
@Override
public Object visit(Id filter, Object extraData) {
// if the set of ID is empty, it's actually equivalent to Filter.EXCLUDE
if (filter.getIDs().size() == 0) {
return Filter.EXCLUDE;
}
Set<Identifier> validFids = new HashSet<Identifier>();
for (Identifier id : filter.getIdentifiers()) {
if (id instanceof FeatureId || id instanceof GmlObjectId) {
// both FeatureId an GmlObjectId.getID() return String, but Identifier.getID()
// returns Object. Yet, FeatureId and GmlObjectId are the only known subclasses of
// Identifier that apply to Feature land
if (fidValidator.isValid((String) id.getID())) {
validFids.add(id);
}
}
}
Filter validIdFilter;
if (validFids.size() == 0) {
validIdFilter = Filter.EXCLUDE;
} else {
validIdFilter = getFactory(extraData).id(validFids);
}
return validIdFilter;
}
/**
* 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());
}
public static Object Filter_getProperty(Object object, QName qName) {
Filter filter = (Filter) object;
// use the local name to handle oth the OGC and FES namespaces
String name = qName.getLocalPart();
// <xsd:element ref="ogc:spatialOps"/>
if ("spatialOps".equals(name) && filter instanceof BinarySpatialOperator) {
return filter;
}
// <xsd:element ref="ogc:comparisonOps"/>
if ("comparisonOps".equals(name)) {
// JD: extra check here because many of our spatial implementations
// extend both
if (filter instanceof BinaryComparisonOperator
&& !(filter instanceof BinarySpatialOperator)) {
return filter;
} else {
// filters that don't extend BinaryComparisonOperator but are still
// comparisonOps
if (filter instanceof PropertyIsLike
|| filter instanceof PropertyIsNull
|| filter instanceof PropertyIsBetween) {
return filter;
}
}
}
// <xsd:element ref="ogc:logicOps"/>
if ("logicOps".equals(name)
&& (filter instanceof BinaryLogicOperator || filter instanceof Not)) {
return filter;
}
// <xsd:element ref="ogc:temporalOps"/>
if ("temporalOps".equals(name) && (filter instanceof BinaryTemporalOperator)) {
return filter;
}
// <xsd:element maxOccurs="unbounded" ref="ogc:_Id"/>
if (filter instanceof Id
&& ("_Id".equals(name) /*1.1/2.0*/ || "FeatureId".equals(name) /*1.0*/)) {
// unwrap
Id id = (Id) filter;
return id.getIdentifiers();
}
return null;
}
/**
* @see org.geotools.data.FeatureStore#modifyFeatures(org.opengis.feature.type.Name[],
* java.lang.Object[], org.opengis.filter.Filter)
*/
@Override
public void modifyFeatures(
final Name[] attributeNames, final Object[] attributeValues, final Filter filter)
throws IOException {
final FeatureStore<T, F> unversioned = getUnversionedStore();
final boolean versioned = isVersioned();
Id affectedFeaturesFitler = null;
Filter unversionedFilter = filter;
if (versioned) {
checkTransaction();
// throws exception if filter has a resourceid that doesn't match
// the current version
checkEditFilterMatchesCurrentVersion(filter);
unversionedFilter = VersionFilters.getUnversioningFilter(filter);
if (unversionedFilter instanceof Id) {
affectedFeaturesFitler = (Id) unversionedFilter;
} else {
FeatureCollection<T, F> affectedFeatures;
affectedFeatures = unversioned.getFeatures(unversionedFilter);
FeatureIterator<F> iterator = affectedFeatures.features();
Set<Identifier> affectedIds = new HashSet<Identifier>();
try {
while (iterator.hasNext()) {
affectedIds.add(iterator.next().getIdentifier());
}
} finally {
iterator.close();
}
final FilterFactory2 ff = CommonFactoryFinder.getFilterFactory2(null);
affectedFeaturesFitler = ff.id(affectedIds);
}
}
unversioned.modifyFeatures(attributeNames, attributeValues, unversionedFilter);
if (versioned
&& affectedFeaturesFitler != null
&& affectedFeaturesFitler.getIdentifiers().size() > 0) {
try {
FeatureCollection newValues = unversioned.getFeatures(affectedFeaturesFitler);
getVersioningState().stageUpdate(getSchema().getName(), newValues);
} catch (Exception e) {
Throwables.propagate(e);
}
}
}
/**
* Mapping specifies station_no --> wq_plus/@id. A FidFilter over wq_plus type should result in a
* compare equals filter over the station_no attribute of wq_ir_results simple type.
*/
@Test
public void testUnrollFidMappedToAttribute() throws Exception {
String fid = "station_no.1";
Id fidFilter = ff.id(Collections.singleton(ff.featureId(fid)));
Filter unrolled = (Filter) fidFilter.accept(visitor, null);
assertNotNull(unrolled);
FeatureCollection<SimpleFeatureType, SimpleFeature> results =
mapping.getSource().getFeatures(unrolled);
assertEquals(1, getCount(results));
FeatureIterator<SimpleFeature> features = results.features();
SimpleFeature unmappedFeature = (SimpleFeature) features.next();
features.close();
assertNotNull(unmappedFeature);
Object object = unmappedFeature.getProperty("station_no").getValue();
assertEquals(fid, object);
}
/**
* Throws an IllegalArgumentException if {@code filter} contains a resource filter that doesn't
* match the current version of a feature
*
* @param filter original upate filter
*/
private void checkEditFilterMatchesCurrentVersion(final Filter filter) {
final Id versionFilter = VersionFilters.getVersioningFilter(filter);
if (versionFilter == null) {
return;
}
// don't allow non current versions
GeoGIT ggit = new GeoGIT(repository);
VersionQuery query = new VersionQuery(ggit, getSchema().getName());
for (Identifier id : versionFilter.getIdentifiers()) {
ResourceId rid = (ResourceId) id;
List<Ref> requested;
List<Ref> current;
try {
requested = Lists.newArrayList(query.get(rid));
current = Lists.newArrayList(query.get(new ResourceIdImpl(rid.getID(), null)));
} catch (Exception e) {
throw new RuntimeException(e);
}
if (!current.equals(requested)) {
throw new IllegalArgumentException(
"Requested resource id filter doesn't match curent version for feature " + rid.getID());
}
}
}
public Object parse(ElementInstance instance, Node node, Object value) throws Exception {
Filter filter = (Filter) super.parse(instance, node, value);
// some checks, these should perhaps be made part of the Filter binding
if (filter instanceof Id) {
Id idFilter = (Id) filter;
if (idFilter.getIdentifiers().size() > 1) {
// there should only be one type of id specified
HashSet types = new HashSet();
for (Iterator i = idFilter.getIdentifiers().iterator(); i.hasNext(); ) {
Identifier id = (Identifier) i.next();
types.add(id.getClass());
}
if (types.size() != 1) {
throw new Exception("Only one type of Id can be supplied in a single filter");
}
}
}
return filter;
}
@Override
public Object visit(Id filter, Object extraData) {
StringWriter output = asStringWriter(extraData);
Set<Identifier> ids = filter.getIdentifiers();
output.append(" (");
for (Iterator<Identifier> i = ids.iterator(); i.hasNext(); ) {
Identifier id = i.next();
String fid = decodeFID(id.toString());
output.write(primaryKey.getName() + ":" + "\"" + fid + "\"");
if (i.hasNext()) {
output.write(" OR ");
}
}
output.append(") ");
return output;
}
/**
* Test method for 'org.locationtech.udig.validation.ValidateOverlaps.op(Display, Object,
* IProgressMonitor)'
*/
@Ignore
@Test
public void testOverlapsOp() throws Exception {
// create features suitable for the test
GeometryFactory factory = new GeometryFactory();
LineString[] line = new LineString[4];
// first test: 2 overlapping lines, overlap test fails?
line[0] =
factory.createLineString(
new Coordinate[] {
new Coordinate(10, 10), new Coordinate(20, 20),
});
line[1] =
factory.createLineString(
new Coordinate[] {
new Coordinate(15, 15), new Coordinate(25, 25),
});
assertTrue(line[0].overlaps(line[1])); // just checking :)
// second test: does this validation test for self-overlaps? (it shouldn't)
line[2] =
factory.createLineString(
new Coordinate[] {
new Coordinate(50, 50), new Coordinate(60, 50), new Coordinate(55, 50),
});
// third test: an intersecting line; is valid?
line[3] =
factory.createLineString(
new Coordinate[] {
new Coordinate(10, 20), new Coordinate(20, 10),
});
String[] attrValues = new String[4];
attrValues[0] = "value0"; // $NON-NLS-1$
attrValues[1] = "value1"; // $NON-NLS-1$
attrValues[2] = "value2"; // $NON-NLS-1$
attrValues[3] = "value3"; // $NON-NLS-1$
SimpleFeatureType ft =
DataUtilities.createType(
"myLineType", "*geom:LineString,name:String"); // $NON-NLS-1$ //$NON-NLS-2$
ft = DataUtilities.createSubType(ft, null, DefaultEngineeringCRS.CARTESIAN_2D);
SimpleFeature[] features = new SimpleFeature[4];
// add lines
features[0] =
SimpleFeatureBuilder.build(ft, new Object[] {line[0], attrValues[0]}, Integer.toString(0));
features[1] =
SimpleFeatureBuilder.build(ft, new Object[] {line[1], attrValues[1]}, Integer.toString(1));
features[2] =
SimpleFeatureBuilder.build(ft, new Object[] {line[2], attrValues[2]}, Integer.toString(2));
features[3] =
SimpleFeatureBuilder.build(ft, new Object[] {line[3], attrValues[3]}, Integer.toString(3));
IGeoResource resource = MapTests.createGeoResource(features, true);
Map map = MapTests.createNonDynamicMapAndRenderer(resource, new Dimension(500, 512));
ValidateOverlaps validator = new ValidateOverlaps();
validator.op(Display.getDefault(), map.getLayersInternal().get(0), new NullProgressMonitor());
assertEquals(
1,
validator.genericResults.failedFeatures
.size()); // only line[0] and line[1] should fail (counts as 1)
map.sendCommandSync(
new AbstractCommand() {
public void run(IProgressMonitor monitor) throws Exception {}
public String getName() {
return null;
}
}); // send a sync command so async doesn't give us a false junit failure
Id filter = (Id) map.getLayersInternal().get(0).getFilter();
String[] fids = filter.getIDs().toArray(new String[0]);
// System.out.println(fids[0].length()+" features in FID");
assertEquals(1, fids[0].length()); // only 1 feature failed?
assertEquals(features[0].getID(), fids[0]); // it was feature 0 that failed?
}
public void XtestUserSelection() throws Exception {
// test normal click
doEventBasedSelection(1, 0, 1);
IStructuredSelection structuredSelection = ((IStructuredSelection) table.getSelection());
assertNotNull("Selection expected", structuredSelection);
Object firstElement = structuredSelection.getFirstElement();
assertNotNull("First element should not be null", firstElement);
Id idFilter = (Id) firstElement;
assertFalse("Expect a non empty selection", idFilter.getIdentifiers().isEmpty());
assertFalse("Expect a non empty selection", idFilter.getIDs().isEmpty());
Set<Object> ds = (idFilter).getIDs();
String[] fids = ds.toArray(new String[0]);
assertEquals("Expect selected ID to match", feature2.getID(), fids[0]);
assertSelectedBackgroundColor(1);
doEventBasedSelection(2, 0, 1);
firstElement = structuredSelection.getFirstElement();
fids = ds.toArray(new String[0]);
assertEquals(1, fids.length);
assertEquals(feature3.getID(), fids[0]);
assertSelectedBackgroundColor(2);
doEventBasedSelection(2, 0, 2);
firstElement = structuredSelection.getFirstElement();
assertEquals(1, fids.length);
fids = ds.toArray(new String[0]);
assertEquals(feature3.getID(), fids[0]);
assertSelectedBackgroundColor(2);
// test MOD2 click
doEventBasedSelection(0, SWT.MOD2, 1);
firstElement = structuredSelection.getFirstElement();
fids = ds.toArray(new String[0]);
assertEquals(3, fids.length);
assertTrue(contains(feature3.getID(), fids));
assertTrue(contains(feature1.getID(), fids));
assertTrue(contains(feature2.getID(), fids));
assertSelectedBackgroundColor(0, 1, 2);
doEventBasedSelection(1, SWT.MOD2, 1);
firstElement = structuredSelection.getFirstElement();
fids = ds.toArray(new String[0]);
assertEquals(2, fids.length);
assertTrue(contains(feature3.getID(), fids));
assertTrue(contains(feature2.getID(), fids));
assertSelectedBackgroundColor(1, 2);
// test MOD1 click
doEventBasedSelection(1, SWT.MOD1, 1);
firstElement = structuredSelection.getFirstElement();
fids = ds.toArray(new String[0]);
assertEquals(1, fids.length);
assertTrue(contains(feature3.getID(), fids));
assertSelectedBackgroundColor(2);
doEventBasedSelection(1, SWT.MOD1, 1);
firstElement = structuredSelection.getFirstElement();
fids = ds.toArray(new String[0]);
assertEquals(2, fids.length);
assertTrue(contains(feature3.getID(), fids));
assertTrue(contains(feature2.getID(), fids));
assertSelectedBackgroundColor(1, 2);
}
