Examples with SimpleFeatureStore org.geotools.data.simple.SimpleFeatureStore used on opensource projects

Example 6 with SimpleFeatureStore

use of org.geotools.data.simple.SimpleFeatureStore in project GeoGig by boundlessgeo.

the class SLExport method runInternal.

/**
     * Executes the export command using the provided options.
     */
@Override
protected void runInternal(GeogigCLI cli) throws IOException {
    if (args.isEmpty()) {
        printUsage(cli);
        throw new CommandFailedException();
    }
    String path = args.get(0);
    String tableName = args.get(1);
    checkParameter(tableName != null && !tableName.isEmpty(), "No table name specified");
    DataStore dataStore = getDataStore();
    ObjectId featureTypeId = null;
    if (!Arrays.asList(dataStore.getTypeNames()).contains(tableName)) {
        SimpleFeatureType outputFeatureType;
        if (sFeatureTypeId != null) {
            // Check the feature type id string is a correct id
            Optional<ObjectId> id = cli.getGeogig().command(RevParse.class).setRefSpec(sFeatureTypeId).call();
            checkParameter(id.isPresent(), "Invalid feature type reference", sFeatureTypeId);
            TYPE type = cli.getGeogig().command(ResolveObjectType.class).setObjectId(id.get()).call();
            checkParameter(type.equals(TYPE.FEATURETYPE), "Provided reference does not resolve to a feature type: ", sFeatureTypeId);
            outputFeatureType = (SimpleFeatureType) cli.getGeogig().command(RevObjectParse.class).setObjectId(id.get()).call(RevFeatureType.class).get().type();
            featureTypeId = id.get();
        } else {
            try {
                SimpleFeatureType sft = getFeatureType(path, cli);
                outputFeatureType = new SimpleFeatureTypeImpl(new NameImpl(tableName), sft.getAttributeDescriptors(), sft.getGeometryDescriptor(), sft.isAbstract(), sft.getRestrictions(), sft.getSuper(), sft.getDescription());
            } catch (GeoToolsOpException e) {
                throw new CommandFailedException("No features to export.", e);
            }
        }
        try {
            dataStore.createSchema(outputFeatureType);
        } catch (IOException e) {
            throw new CommandFailedException("Cannot create new table in database", e);
        }
    } else {
        if (!overwrite) {
            throw new CommandFailedException("The selected table already exists. Use -o to overwrite");
        }
    }
    SimpleFeatureSource featureSource = dataStore.getFeatureSource(tableName);
    if (!(featureSource instanceof SimpleFeatureStore)) {
        throw new CommandFailedException("Can't write to the selected table");
    }
    SimpleFeatureStore featureStore = (SimpleFeatureStore) featureSource;
    if (overwrite) {
        try {
            featureStore.removeFeatures(Filter.INCLUDE);
        } catch (IOException e) {
            throw new CommandFailedException("Error truncating table: " + e.getMessage(), e);
        }
    }
    ExportOp op = cli.getGeogig().command(ExportOp.class).setFeatureStore(featureStore).setPath(path).setFilterFeatureTypeId(featureTypeId).setAlter(alter);
    if (defaultType) {
        op.exportDefaultFeatureType();
    }
    try {
        op.setProgressListener(cli.getProgressListener()).call();
    } catch (IllegalArgumentException iae) {
        throw new org.locationtech.geogig.cli.InvalidParameterException(iae.getMessage(), iae);
    } catch (GeoToolsOpException e) {
        switch(e.statusCode) {
            case MIXED_FEATURE_TYPES:
                throw new CommandFailedException("The selected tree contains mixed feature types. Use --defaulttype or --featuretype <feature_type_ref> to export.", e);
            default:
                throw new CommandFailedException("Could not export. Error:" + e.statusCode.name(), e);
        }
    }
    cli.getConsole().println(path + " exported successfully to " + tableName);
}

Example 7 with SimpleFeatureStore

use of org.geotools.data.simple.SimpleFeatureStore in project GeoGig by boundlessgeo.

the class OSMExportPG method runInternal.

/**
     * Executes the export command using the provided options.
     */
@Override
protected void runInternal(GeogigCLI cli) {
    Preconditions.checkNotNull(mappingFile != null, "A data mapping file must be specified");
    final Mapping mapping = Mapping.fromFile(mappingFile);
    List<MappingRule> rules = mapping.getRules();
    checkParameter(!rules.isEmpty(), "No rules are defined in the specified mapping");
    for (final MappingRule rule : mapping.getRules()) {
        Function<Feature, Optional<Feature>> function = new Function<Feature, Optional<Feature>>() {

            @Override
            @Nullable
            public Optional<Feature> apply(@Nullable Feature feature) {
                Optional<Feature> mapped = rule.apply(feature);
                if (mapped.isPresent()) {
                    return Optional.of(mapped.get());
                }
                return Optional.absent();
            }
        };
        SimpleFeatureType outputFeatureType = rule.getFeatureType();
        String path = getOriginTreesFromOutputFeatureType(outputFeatureType);
        DataStore dataStore = null;
        try {
            dataStore = getDataStore();
            String tableName = outputFeatureType.getName().getLocalPart();
            if (Arrays.asList(dataStore.getTypeNames()).contains(tableName)) {
                if (!overwrite) {
                    throw new CommandFailedException("A table named '" + tableName + "'already exists. Use -o to overwrite");
                }
            } else {
                try {
                    dataStore.createSchema(outputFeatureType);
                } catch (IOException e) {
                    throw new CommandFailedException("Cannot create new table in database", e);
                }
            }
            final SimpleFeatureSource featureSource = dataStore.getFeatureSource(tableName);
            if (!(featureSource instanceof SimpleFeatureStore)) {
                throw new CommandFailedException("Could not create feature store. Data source is read only.");
            }
            final SimpleFeatureStore featureStore = (SimpleFeatureStore) featureSource;
            if (overwrite) {
                featureStore.removeFeatures(Filter.INCLUDE);
            }
            ExportOp op = cli.getGeogig().command(ExportOp.class).setFeatureStore(featureStore).setPath(path).setFeatureTypeConversionFunction(function);
            try {
                op.setProgressListener(cli.getProgressListener()).call();
                cli.getConsole().println("OSM data exported successfully to " + tableName);
            } catch (IllegalArgumentException iae) {
                throw new org.locationtech.geogig.cli.InvalidParameterException(iae.getMessage(), iae);
            } catch (GeoToolsOpException e) {
                throw new CommandFailedException("Could not export. Error:" + e.statusCode.name(), e);
            }
        } catch (IOException e) {
            throw new IllegalStateException("Cannot connect to database: " + e.getMessage(), e);
        } finally {
            if (dataStore != null) {
                dataStore.dispose();
            }
        }
    }
}

Example 8 with SimpleFeatureStore

use of org.geotools.data.simple.SimpleFeatureStore in project GeoGig by boundlessgeo.

the class ExportDiffOpTest method testExportDiffUsingOldVersion.

@Test
public void testExportDiffUsingOldVersion() throws Exception {
    insertAndAdd(points1);
    final RevCommit insertCommit = geogig.command(CommitOp.class).setAll(true).call();
    final String featureId = points1.getIdentifier().getID();
    final Feature modifiedFeature = feature((SimpleFeatureType) points1.getType(), featureId, "changedProp", new Integer(1500));
    insertAndAdd(modifiedFeature, points2);
    final RevCommit changeCommit = geogig.command(CommitOp.class).setAll(true).call();
    Feature[] points = new Feature[] { points1 };
    SimpleFeatureTypeBuilder builder = new SimpleFeatureTypeBuilder();
    builder.add("geogig_fid", String.class);
    for (AttributeDescriptor descriptor : pointsType.getAttributeDescriptors()) {
        builder.add(descriptor);
    }
    builder.setName(pointsType.getName());
    builder.setCRS(pointsType.getCoordinateReferenceSystem());
    SimpleFeatureType outputFeatureType = builder.buildFeatureType();
    MemoryDataStore dataStore = new MemoryDataStore(outputFeatureType);
    final String typeName = dataStore.getTypeNames()[0];
    SimpleFeatureSource featureSource = dataStore.getFeatureSource(typeName);
    SimpleFeatureStore featureStore = (SimpleFeatureStore) featureSource;
    geogig.command(ExportDiffOp.class).setFeatureStore(featureStore).setPath(pointsName).setNewRef(changeCommit.getId().toString()).setOldRef(insertCommit.getId().toString()).setUseOld(true).call();
    featureSource = dataStore.getFeatureSource(typeName);
    featureStore = (SimpleFeatureStore) featureSource;
    SimpleFeatureCollection featureCollection = featureStore.getFeatures();
    assertEquals(featureCollection.size(), points.length);
    SimpleFeatureIterator features = featureCollection.features();
    assertTrue(collectionsAreEqual(features, points));
}

Example 9 with SimpleFeatureStore

use of org.geotools.data.simple.SimpleFeatureStore in project GeoGig by boundlessgeo.

the class ExportDiffOpTest method testExportDiff.

@Test
public void testExportDiff() throws Exception {
    insertAndAdd(points1);
    final RevCommit insertCommit = geogig.command(CommitOp.class).setAll(true).call();
    final String featureId = points1.getIdentifier().getID();
    final Feature modifiedFeature = feature((SimpleFeatureType) points1.getType(), featureId, "changedProp", new Integer(1500));
    insertAndAdd(modifiedFeature, points2);
    final RevCommit changeCommit = geogig.command(CommitOp.class).setAll(true).call();
    Feature[] points = new Feature[] { modifiedFeature, points2 };
    SimpleFeatureTypeBuilder builder = new SimpleFeatureTypeBuilder();
    builder.add("geogig_fid", String.class);
    for (AttributeDescriptor descriptor : pointsType.getAttributeDescriptors()) {
        builder.add(descriptor);
    }
    builder.setName(pointsType.getName());
    builder.setCRS(pointsType.getCoordinateReferenceSystem());
    SimpleFeatureType outputFeatureType = builder.buildFeatureType();
    MemoryDataStore dataStore = new MemoryDataStore(outputFeatureType);
    final String typeName = dataStore.getTypeNames()[0];
    SimpleFeatureSource featureSource = dataStore.getFeatureSource(typeName);
    SimpleFeatureStore featureStore = (SimpleFeatureStore) featureSource;
    geogig.command(ExportDiffOp.class).setFeatureStore(featureStore).setPath(pointsName).setNewRef(changeCommit.getId().toString()).setOldRef(insertCommit.getId().toString()).call();
    featureSource = dataStore.getFeatureSource(typeName);
    featureStore = (SimpleFeatureStore) featureSource;
    SimpleFeatureCollection featureCollection = featureStore.getFeatures();
    assertEquals(featureCollection.size(), points.length);
    SimpleFeatureIterator features = featureCollection.features();
    assertTrue(collectionsAreEqual(features, points));
}

Example 10 with SimpleFeatureStore

use of org.geotools.data.simple.SimpleFeatureStore in project GeoGig by boundlessgeo.

the class ExportOpTest method testExportFromWrongFeatureType.

@Test
public void testExportFromWrongFeatureType() throws Exception {
    MemoryDataStore dataStore = new MemoryDataStore(pointsType);
    final String typeName = dataStore.getTypeNames()[0];
    SimpleFeatureSource featureSource = dataStore.getFeatureSource(typeName);
    SimpleFeatureStore featureStore = (SimpleFeatureStore) featureSource;
    try {
        geogig.command(ExportOp.class).setFeatureStore(featureStore).setPath(pointsName).call();
        fail();
    } catch (IllegalArgumentException e) {
        assertTrue(true);
    }
}