Examples with CheckCloseFeatureIterator org.geotoolkit.storage.feature.CheckCloseFeatureIterator used on opensource projects

Example 6 with CheckCloseFeatureIterator

use of org.geotoolkit.storage.feature.CheckCloseFeatureIterator in project geotoolkit by Geomatys.

the class FeatureStreamsTest method testSortByIterator.

@Test
public void testSortByIterator() {
    SortProperty[] sorts = new SortProperty[] { FF.sort(FF.property("att_string"), SortOrder.ASCENDING) };
    FeatureCollection collection = buildSimpleFeatureCollection();
    FeatureIterator ite = FeatureStreams.sort(collection.iterator(), sorts);
    assertEquals(3, FeatureStoreUtilities.calculateCount(ite));
    ite = FeatureStreams.sort(collection.iterator(), sorts);
    assertEquals(id3, ite.next().getPropertyValue(AttributeConvention.IDENTIFIER));
    assertEquals(id1, ite.next().getPropertyValue(AttributeConvention.IDENTIFIER));
    assertEquals(id2, ite.next().getPropertyValue(AttributeConvention.IDENTIFIER));
    try {
        ite.next();
        fail("Should have raise a no such element exception.");
    } catch (NoSuchElementException ex) {
    // ok
    }
    // check has next do not iterate
    ite = FeatureStreams.sort(collection.iterator(), sorts);
    testIterationOnNext(ite, 3);
    // check sub iterator is properly closed
    CheckCloseFeatureIterator checkIte = new CheckCloseFeatureIterator(collection.iterator());
    assertFalse(checkIte.isClosed());
    ite = FeatureStreams.sort(checkIte, sorts);
    while (ite.hasNext()) ite.next();
    ite.close();
    assertTrue(checkIte.isClosed());
}

Example 7 with CheckCloseFeatureIterator

use of org.geotoolkit.storage.feature.CheckCloseFeatureIterator in project geotoolkit by Geomatys.

the class FeatureStreamsTest method testWrapIterator.

@Test
public void testWrapIterator() {
    FeatureCollection collection = buildSimpleFeatureCollection();
    // check has next do not iterate
    FeatureIterator ite = FeatureStreams.asIterator(collection.iterator());
    testIterationOnNext(ite, 3);
    // check sub iterator is properly closed
    CheckCloseFeatureIterator checkIte = new CheckCloseFeatureIterator(collection.iterator());
    assertFalse(checkIte.isClosed());
    ite = FeatureStreams.asIterator(checkIte);
    while (ite.hasNext()) ite.next();
    ite.close();
    assertTrue(checkIte.isClosed());
}

Example 8 with CheckCloseFeatureIterator

use of org.geotoolkit.storage.feature.CheckCloseFeatureIterator in project geotoolkit by Geomatys.

the class FeatureStreamsTest method testMaxIterator.

@Test
public void testMaxIterator() {
    FeatureCollection collection = buildSimpleFeatureCollection();
    FeatureIterator ite = FeatureStreams.limit(collection.iterator(), 10);
    assertEquals(3, FeatureStoreUtilities.calculateCount(ite));
    ite = FeatureStreams.limit(collection.iterator(), 2);
    assertEquals(2, FeatureStoreUtilities.calculateCount(ite));
    ite = FeatureStreams.limit(collection.iterator(), 1);
    assertEquals(id1, ite.next().getPropertyValue(AttributeConvention.IDENTIFIER));
    try {
        ite.next();
        fail("Should have raise a no such element exception.");
    } catch (NoSuchElementException ex) {
    // ok
    }
    // check has next do not iterate
    ite = FeatureStreams.limit(collection.iterator(), 10);
    testIterationOnNext(ite, 3);
    // check sub iterator is properly closed
    CheckCloseFeatureIterator checkIte = new CheckCloseFeatureIterator(collection.iterator());
    assertFalse(checkIte.isClosed());
    ite = FeatureStreams.limit(checkIte, 10);
    while (ite.hasNext()) ite.next();
    ite.close();
    assertTrue(checkIte.isClosed());
}

Example 9 with CheckCloseFeatureIterator

use of org.geotoolkit.storage.feature.CheckCloseFeatureIterator in project geotoolkit by Geomatys.

the class FeatureStreamsTest method testSortByIteratorOnComplex.

@Test
public void testSortByIteratorOnComplex() {
    FeatureCollection collectionComplex = buildComplexFeatureCollection();
    FeatureCollection collection = buildSimpleFeatureCollection();
    // test string sort -----------------------------------------------------
    SortProperty[] sorts = new SortProperty[] { FF.sort(FF.property("att_string"), SortOrder.DESCENDING) };
    FeatureIterator ite = FeatureStreams.sort(collectionComplex.iterator(), sorts);
    assertEquals(2, FeatureStoreUtilities.calculateCount(ite));
    ite = FeatureStreams.sort(collectionComplex.iterator(), sorts);
    assertEquals(COMPLEX_ID_2, ite.next().getPropertyValue(AttributeConvention.IDENTIFIER));
    assertEquals(COMPLEX_ID_1, ite.next().getPropertyValue(AttributeConvention.IDENTIFIER));
    try {
        ite.next();
        fail("Should have raise a no such element exception.");
    } catch (NoSuchElementException ex) {
    // ok
    }
    // test string sort -----------------------------------------------------
    sorts = new SortProperty[] { FF.sort(FF.property("att_double"), SortOrder.DESCENDING) };
    ite = FeatureStreams.sort(collectionComplex.iterator(), sorts);
    assertEquals(2, FeatureStoreUtilities.calculateCount(ite));
    ite = FeatureStreams.sort(collectionComplex.iterator(), sorts);
    assertEquals(COMPLEX_ID_1, ite.next().getPropertyValue(AttributeConvention.IDENTIFIER));
    assertEquals(COMPLEX_ID_2, ite.next().getPropertyValue(AttributeConvention.IDENTIFIER));
    try {
        ite.next();
        fail("Should have raise a no such element exception.");
    } catch (NoSuchElementException ex) {
    // ok
    }
    // test double sort -----------------------------------------------------
    sorts = new SortProperty[] { FF.sort(FF.property("att_double"), SortOrder.ASCENDING) };
    ite = FeatureStreams.sort(collectionComplex.iterator(), sorts);
    assertEquals(2, FeatureStoreUtilities.calculateCount(ite));
    ite = FeatureStreams.sort(collectionComplex.iterator(), sorts);
    assertEquals(COMPLEX_ID_2, ite.next().getPropertyValue(AttributeConvention.IDENTIFIER));
    assertEquals(COMPLEX_ID_1, ite.next().getPropertyValue(AttributeConvention.IDENTIFIER));
    try {
        ite.next();
        fail("Should have raise a no such element exception.");
    } catch (NoSuchElementException ex) {
    // ok
    }
    // check has next do not iterate
    ite = FeatureStreams.sort(collectionComplex.iterator(), sorts);
    testIterationOnNext(ite, 2);
    // check sub iterator is properly closed
    CheckCloseFeatureIterator checkIte = new CheckCloseFeatureIterator(collection.iterator());
    assertFalse(checkIte.isClosed());
    ite = FeatureStreams.sort(checkIte, sorts);
    while (ite.hasNext()) ite.next();
    ite.close();
    assertTrue(checkIte.isClosed());
}

Example 10 with CheckCloseFeatureIterator

use of org.geotoolkit.storage.feature.CheckCloseFeatureIterator in project geotoolkit by Geomatys.

the class FeatureStreamsTest method testRetypeFeatureIterator.

@Test
public void testRetypeFeatureIterator() throws DataStoreException {
    final FeatureCollection collection = buildSimpleFeatureCollection();
    final ViewMapper reducedType = new ViewMapper(collection.getType(), AttributeConvention.IDENTIFIER, "att_double");
    final Query query = new Query(collection.getType().getName());
    FeatureReader reader = collection.getSession().getFeatureStore().getFeatureReader(query);
    FeatureReader retyped = FeatureStreams.decorate(reader, reducedType, null);
    assertEquals(reducedType.getMappedType(), retyped.getFeatureType());
    int mask = 0;
    Feature f;
    while (retyped.hasNext()) {
        f = retyped.next();
        final Object id = f.getPropertyValue(AttributeConvention.IDENTIFIER);
        assertEquals(2, f.getType().getProperties(true).size());
        if (id1.equals(id)) {
            mask |= 1 << 0;
            assertEquals(3d, (Double) f.getProperty("att_double").getValue(), DELTA);
        } else if (id2.equals(id)) {
            mask |= 1 << 1;
            assertEquals(1d, (Double) f.getProperty("att_double").getValue(), DELTA);
        } else if (id3.equals(id)) {
            mask |= 1 << 2;
            assertEquals(2d, (Double) f.getProperty("att_double").getValue(), DELTA);
        }
    }
    assertEquals("missing features in iterations", 7, mask);
    // check has next do not iterate
    reader = collection.getSession().getFeatureStore().getFeatureReader(query);
    retyped = FeatureStreams.decorate(reader, reducedType, null);
    testIterationOnNext(retyped, 3);
    // check sub iterator is properly closed
    reader = collection.getSession().getFeatureStore().getFeatureReader(query);
    CheckCloseFeatureIterator checkIte = new CheckCloseFeatureIterator(reader);
    assertFalse(checkIte.isClosed());
    retyped = FeatureStreams.decorate(checkIte, reducedType, null);
    while (retyped.hasNext()) retyped.next();
    retyped.close();
    assertTrue(checkIte.isClosed());
}