public void testUniquePreserveOrder() throws IOException { UniqueVisitor uniqueVisitor = new UniqueVisitor(0, ft); uniqueVisitor.setPreserveOrder(true); fc.accepts(uniqueVisitor, null); Set value1 = uniqueVisitor.getResult().toSet(); assertEquals(1, value1.iterator().next()); uniqueVisitor.reset(); invfc.accepts(uniqueVisitor, null); value1 = uniqueVisitor.getResult().toSet(); assertEquals(3, value1.iterator().next()); }
public void testUniquePagination() throws IOException { UniqueVisitor uniqueVisitor = new UniqueVisitor(0, ft); uniqueVisitor.setPreserveOrder(true); uniqueVisitor.setStartIndex(0); uniqueVisitor.setMaxFeatures(1);
public void testUniqueWithLimitOffsetOnVisitor() throws Exception { if (!dataStore.getSQLDialect().isLimitOffsetSupported() || !dataStore.getSQLDialect().isAggregatedSortSupported("distinct")) { return; } FilterFactory ff = dataStore.getFilterFactory(); PropertyName p = ff.property(aname("stringProperty")); UniqueVisitor v = new MyUniqueVisitor(p); v.setPreserveOrder(true); v.setStartIndex(1); v.setMaxFeatures(2); Query q = new Query(tname("ft1")); q.setSortBy(new SortBy[] {new SortByImpl(p, SortOrder.ASCENDING)}); dataStore.getFeatureSource(tname("ft1")).accepts(q, v, null); assertFalse(visited); Set result = v.getResult().toSet(); assertEquals(2, result.size()); assertEquals("two", result.iterator().next()); }
public void testUniqueWithLimitOnVisitor() throws Exception { if (!dataStore.getSQLDialect().isLimitOffsetSupported() || !dataStore.getSQLDialect().isAggregatedSortSupported("distinct")) { return; } FilterFactory ff = dataStore.getFilterFactory(); PropertyName p = ff.property(aname("stringProperty")); UniqueVisitor v = new MyUniqueVisitor(p); v.setPreserveOrder(true); v.setStartIndex(0); v.setMaxFeatures(2); Query q = new Query(tname("ft1")); q.setSortBy(new SortBy[] {new SortByImpl(p, SortOrder.ASCENDING)}); dataStore.getFeatureSource(tname("ft1")).accepts(q, v, null); assertFalse(visited); Set result = v.getResult().toSet(); assertEquals(2, result.size()); assertEquals("one", result.iterator().next()); }
public void testStoreChecksVisitorLimits() throws Exception { if (!dataStore.getSQLDialect().isLimitOffsetSupported() || !dataStore.getSQLDialect().isAggregatedSortSupported("distinct")) { return; } FilterFactory ff = dataStore.getFilterFactory(); PropertyName p = ff.property(aname("stringProperty")); UniqueVisitor v = new MyUniqueVisitor(p) { @Override public boolean hasLimits() { // forced to return true, to check that the JDBCDataStore // asks the visitor if it has limits, and if answered true // it ignores query limits return true; } }; v.setPreserveOrder(true); Query q = new Query(tname("ft1")); q.setMaxFeatures(1); q.setSortBy(new SortBy[] {new SortByImpl(p, SortOrder.ASCENDING)}); dataStore.getFeatureSource(tname("ft1")).accepts(q, v, null); assertFalse(visited); Set result = v.getResult().toSet(); assertEquals(3, result.size()); assertEquals("one", result.iterator().next()); }
transformedVisitor.setMaxFeatures(original.getMaxFeatures()); transformedVisitor.setStartIndex(original.getStartIndex()); transformedVisitor.setPreserveOrder(original.isPreserveOrder()); delegateVisitor(transformedVisitor, progress); original.setValue(transformedVisitor.getResult().getValue());
visitor.setMaxFeatures(maxFeatures); visitor.setPreserveOrder(true);