Package org.geotools.data.simple

Examples of org.geotools.data.simple.SimpleFeatureStore

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        data = null;
        super.tearDown();
    }

    public void testFeatureEvents() throws Exception {
        SimpleFeatureStore store1 = (SimpleFeatureStore) data
                .getFeatureSource(roadFeatures[0].getFeatureType().getTypeName());
        SimpleFeatureStore store2 = (SimpleFeatureStore) data
                .getFeatureSource(roadFeatures[0].getFeatureType().getTypeName());
        store1.setTransaction(new DefaultTransaction());
        class Listener implements FeatureListener {
            String name;
            List events = new ArrayList();

            public Listener(String name) {
                this.name = name;
            }

            public void changed(FeatureEvent featureEvent) {
                this.events.add(featureEvent);
            }

            FeatureEvent getEvent(int i) {
                return (FeatureEvent) events.get(i);
            }
        }

        Listener listener1 = new Listener("one");
        Listener listener2 = new Listener("two");

        store1.addFeatureListener(listener1);
        store2.addFeatureListener(listener2);

        FilterFactory ff = CommonFactoryFinder.getFilterFactory(null);

        //test that only the listener listening with the current transaction gets the event.
        final SimpleFeature feature = roadFeatures[0];
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        //assertTrue(reader instanceof DiffFeatureReader);//Currently wrapped by a filtering feature reader
        assertEquals(type, reader.getFeatureType());
        assertEquals(1, count(reader));

        SimpleFeatureStore store = (SimpleFeatureStore) data.getFeatureSource("ROAD");
        store.setTransaction(t);
        store.removeFeatures(rd1Filter);

        reader = data.getFeatureReader(new Query("ROAD", Filter.EXCLUDE), t);
        assertEquals(0, count(reader));

        reader = data.getFeatureReader(new Query("ROAD"), t);
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    //
    // Feature Store Testing
    //
    public void testGetFeatureStoreModifyFeatures1() throws IOException {
        SimpleFeatureStore road = (SimpleFeatureStore) data.getFeatureSource("ROAD");
        AttributeDescriptor name = roadType.getDescriptor("NAME");
        road.modifyFeatures(name, "changed", rd1Filter);

        SimpleFeatureCollection results = road.getFeatures(rd1Filter);
        assertEquals("changed", results.features().next().getAttribute("NAME"));
    }
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        SimpleFeatureCollection results = road.getFeatures(rd1Filter);
        assertEquals("changed", results.features().next().getAttribute("NAME"));
    }

    public void testGetFeatureStoreModifyFeatures2() throws IOException {
        SimpleFeatureStore road = (SimpleFeatureStore) data.getFeatureSource("ROAD");
        AttributeDescriptor name = roadType.getDescriptor("NAME");
        road.modifyFeatures(new AttributeDescriptor[] { name, },
            new Object[] { "changed", }, rd1Filter);

        SimpleFeatureCollection results = road.getFeatures(rd1Filter);
        assertEquals("changed", results.features().next().getAttribute("NAME"));
    }
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        SimpleFeatureCollection results = road.getFeatures(rd1Filter);
        assertEquals("changed", results.features().next().getAttribute("NAME"));
    }

    public void testGetFeatureStoreRemoveFeatures() throws IOException {
        SimpleFeatureStore road = (SimpleFeatureStore) data.getFeatureSource("ROAD");

        road.removeFeatures(rd1Filter);
        assertEquals(0, road.getFeatures(rd1Filter).size());
        assertEquals(roadFeatures.length - 1, road.getFeatures().size());
    }
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        assertEquals(roadFeatures.length - 1, road.getFeatures().size());
    }

    public void testGetFeatureStoreAddFeatures() throws IOException {
         FeatureReader<SimpleFeatureType, SimpleFeature> reader = DataUtilities.reader(new SimpleFeature[] { newRoad, });
         SimpleFeatureStore road = (SimpleFeatureStore) data.getFeatureSource("ROAD");
       
        road.addFeatures( DataUtilities.collection(reader));
        assertEquals(roadFeatures.length + 1, road.getFeatures().size());
    }
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        assertEquals(roadFeatures.length + 1, road.getFeatures().size());
    }

    public void testGetFeatureStoreSetFeatures() throws IOException {
         FeatureReader<SimpleFeatureType, SimpleFeature> reader = DataUtilities.reader(new SimpleFeature[] { newRoad, });
         SimpleFeatureStore road = (SimpleFeatureStore) data.getFeatureSource("ROAD");

        road.setFeatures(reader);
        assertEquals(1, road.getFeatures().size());
    }
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    public void testGetFeatureStoreTransactionSupport()
        throws Exception {
        Transaction t1 = new DefaultTransaction();
        Transaction t2 = new DefaultTransaction();

        SimpleFeatureStore road = (SimpleFeatureStore) data.getFeatureSource("ROAD");
        SimpleFeatureStore road1 = (SimpleFeatureStore) data.getFeatureSource("ROAD");
        SimpleFeatureStore road2 = (SimpleFeatureStore) data.getFeatureSource("ROAD");

        road1.setTransaction(t1);
        road2.setTransaction(t2);

        SimpleFeature feature;
        SimpleFeature[] ORIGIONAL = roadFeatures;
        SimpleFeature[] REMOVE = new SimpleFeature[ORIGIONAL.length - 1];
        SimpleFeature[] ADD = new SimpleFeature[ORIGIONAL.length + 1];
        SimpleFeature[] FINAL = new SimpleFeature[ORIGIONAL.length];
        int i;
        int index;
        index = 0;

        for (i = 0; i < ORIGIONAL.length; i++) {
            feature = ORIGIONAL[i];

            if (!feature.getID().equals(roadFeatures[0].getID())) {
                REMOVE[index++] = feature;
            }
        }

        for (i = 0; i < ORIGIONAL.length; i++) {
            ADD[i] = ORIGIONAL[i];
        }

        ADD[i] = newRoad;

        for (i = 0; i < REMOVE.length; i++) {
            FINAL[i] = REMOVE[i];
        }

        FINAL[i] = newRoad;

        // start of with ORIGINAL
        assertTrue(covers(road.getFeatures().features(), ORIGIONAL));

        // road1 removes road.rd1 on t1
        // -------------------------------
        // - tests transaction independence from DataStore
        road1.removeFeatures(rd1Filter);

        // still have ORIGIONAL and t1 has REMOVE
        assertTrue(covers(road.getFeatures().features(), ORIGIONAL));
        assertTrue(covers(road1.getFeatures().features(), REMOVE));

        // road2 adds road.rd4 on t2
        // ----------------------------
        // - tests transaction independence from each other
        SimpleFeatureCollection collection = DataUtilities.collection(new SimpleFeature[] { newRoad, });
        road2.addFeatures(collection);

        // We still have ORIGIONAL, t1 has REMOVE, and t2 has ADD
        assertTrue(covers(road.getFeatures().features(), ORIGIONAL));
        assertTrue(covers(road1.getFeatures().features(), REMOVE));
        assertTrue(coversLax(road2.getFeatures().features(), ADD));

        // commit t1
        // ---------
        // -ensure that delayed writing of transactions takes place
        //
        t1.commit();

        // We now have REMOVE, as does t1 (which has not additional diffs)
        // t2 will have FINAL
        assertTrue(covers(road.getFeatures().features(), REMOVE));
        assertTrue(covers(road1.getFeatures().features(), REMOVE));
        assertTrue(coversLax(road2.getFeatures().features(), FINAL));

        // commit t2
        // ---------
        // -ensure that everyone is FINAL at the end of the day
        t2.commit();

        // We now have Number( remove one and add one)
        assertTrue(coversLax(road.getFeatures().features(), FINAL));
        assertTrue(coversLax(road1.getFeatures().features(), FINAL));
        assertTrue(coversLax(road2.getFeatures().features(), FINAL));
    }
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     * Test FeatureStore/Writer update
     */
    @Test
    public void testUpdate() throws FileNotFoundException, IOException {
        DataStore csv = this.getDataStore();
        SimpleFeatureStore rows = (SimpleFeatureStore) csv.getFeatureSource( TYPE_NAME );
        rows.modifyFeatures(NUMBER_COL, 333, this.newTestFilter());
       
        // re-open
        csv = this.getDataStore();
        rows = (SimpleFeatureStore) csv.getFeatureSource( TYPE_NAME );
        SimpleFeatureCollection features = rows.getFeatures();
        assertEquals(9, features.size());
       
        SimpleFeatureIterator cursor = features.features();
        List<String> filteredCities = this.filteredCities();
        while (cursor.hasNext()) {
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    }
   
    @Test
    public void testUpdateAll() throws FileNotFoundException, IOException {
        DataStore csv = this.getDataStore();
        SimpleFeatureStore rows = (SimpleFeatureStore) csv.getFeatureSource( TYPE_NAME );
        rows.modifyFeatures(NUMBER_COL, 333, Filter.INCLUDE);
       
        // re-open
        csv = this.getDataStore();
        rows = (SimpleFeatureStore) csv.getFeatureSource( TYPE_NAME );
        SimpleFeatureCollection features = rows.getFeatures();
        assertEquals(9, features.size());
        SimpleFeatureIterator cursor = features.features();
        while (cursor.hasNext()) {
            SimpleFeature feature = cursor.next();
            assertEquals("333", feature.getAttribute(NUMBER_COL));
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