Examples with ForwardingFeatureSource org.locationtech.geogig.api.data.ForwardingFeatureSource used on opensource projects

Example 1 with ForwardingFeatureSource

use of org.locationtech.geogig.api.data.ForwardingFeatureSource in project GeoGig by boundlessgeo.

the class ImportOp method getFeatureSource.

@SuppressWarnings({ "rawtypes", "unchecked" })
private FeatureSource getFeatureSource(String typeName) {
    FeatureSource featureSource;
    try {
        featureSource = dataStore.getFeatureSource(typeName);
    } catch (Exception e) {
        throw new GeoToolsOpException(StatusCode.UNABLE_TO_GET_FEATURES);
    }
    return new ForwardingFeatureSource(featureSource) {

        @Override
        public FeatureCollection getFeatures(Query query) throws IOException {
            final FeatureCollection features = super.getFeatures(query);
            return new ForwardingFeatureCollection(features) {

                @Override
                public FeatureIterator features() {
                    final FeatureType featureType = getSchema();
                    final String fidPrefix = featureType.getName().getLocalPart() + ".";
                    FeatureIterator iterator = delegate.features();
                    return new FidAndFtReplacerIterator(iterator, fidAttribute, fidPrefix, (SimpleFeatureType) featureType);
                }
            };
        }
    };
}

Example 2 with ForwardingFeatureSource

use of org.locationtech.geogig.api.data.ForwardingFeatureSource in project GeoGig by boundlessgeo.

the class WorkingTreeTest method testInsertPagingFeatureSource.

@SuppressWarnings({ "rawtypes", "unchecked" })
@Test
public void testInsertPagingFeatureSource() throws Exception {
    assertEquals(2, super.getGeogig().getPlatform().availableProcessors());
    final List<SimpleFeature> features = ImmutableList.of((SimpleFeature) points1, (SimpleFeature) points2, (SimpleFeature) points3);
    MemoryDataStore store = new MemoryDataStore();
    store.addFeatures(features);
    final QueryCapabilities caps = mock(QueryCapabilities.class);
    when(caps.isOffsetSupported()).thenReturn(true);
    FeatureSource source = new ForwardingFeatureSource(store.getFeatureSource(pointsName)) {

        @Override
        public QueryCapabilities getQueryCapabilities() {
            return caps;
        }

        @Override
        public FeatureCollection getFeatures(Query query) throws IOException {
            Integer startIndex = query.getStartIndex();
            if (startIndex == null) {
                return super.getFeatures();
            }
            int toIndex = (int) Math.min((long) startIndex + query.getMaxFeatures(), features.size());
            List<SimpleFeature> result = features.subList(startIndex, toIndex);
            return DataUtilities.collection(result);
        }
    };
    assertTrue(source.getQueryCapabilities().isOffsetSupported());
    String treePath = "target_typename";
    workTree.insert(treePath, source, Query.ALL, LISTENER);
    assertEquals(3, workTree.countUnstaged(treePath).featureCount());
}