Examples with InstanceCollection eu.esdihumboldt.hale.common.instance.model.InstanceCollection used on opensource projects

Example 81 with InstanceCollection

use of eu.esdihumboldt.hale.common.instance.model.InstanceCollection in project hale by halestudio.

the class InstanceTestValues method getInstance.

/**
 * Get an instance that may hold a value for the given property.
 *
 * @param entity the property
 * @return an instance or <code>null</code>
 */
protected Instance getInstance(EntityDefinition entity) {
    // TODO cache instance?
    InstanceService is = PlatformUI.getWorkbench().getService(InstanceService.class);
    InstanceCollection instances = is.getInstances(DataSet.SOURCE).select(new TypeFilter(entity.getType()));
    if (entity.getFilter() != null) {
        instances = instances.select(entity.getFilter());
    }
    ResourceIterator<Instance> it = instances.iterator();
    try {
        // TODO use a random instance?
        if (it.hasNext()) {
            return it.next();
        }
    } finally {
        it.close();
    }
    return null;
}

Example 82 with InstanceCollection

use of eu.esdihumboldt.hale.common.instance.model.InstanceCollection in project hale by halestudio.

the class StreamGmlWriterTest method fillFeatureTest.

/**
 * Create a feature, fill it with values, write it as GML, validate the GML
 * and load the GML file again to compare the loaded values with the ones
 * that were written
 *
 * @param elementName the element name of the feature type to use, if
 *            <code>null</code> a random element will be used
 * @param targetSchema the schema to use, the first element will be used for
 *            the type of the feature
 * @param values the values to set on the feature
 * @param testName the name of the test
 * @param srsName the SRS name
 * @param skipValueTest if the check for equality shall be skipped
 * @param expectWriteFail if the GML writing is expected to fail
 * @param windingOrderParam winding order parameter or <code>null</code>
 * @return the validation report or the GML writing report if writing
 *         expected to fail
 * @throws Exception if any error occurs
 */
private IOReport fillFeatureTest(String elementName, URI targetSchema, Map<List<QName>, Object> values, String testName, String srsName, boolean skipValueTest, boolean expectWriteFail, EnumWindingOrderTypes windingOrderParam) throws Exception {
    // load the sample schema
    XmlSchemaReader reader = new XmlSchemaReader();
    reader.setSharedTypes(null);
    reader.setSource(new DefaultInputSupplier(targetSchema));
    IOReport schemaReport = reader.execute(null);
    assertTrue(schemaReport.isSuccess());
    XmlIndex schema = reader.getSchema();
    XmlElement element = null;
    if (elementName == null) {
        element = schema.getElements().values().iterator().next();
        if (element == null) {
            // $NON-NLS-1$
            fail("No element found in the schema");
        }
    } else {
        for (XmlElement candidate : schema.getElements().values()) {
            if (candidate.getName().getLocalPart().equals(elementName)) {
                element = candidate;
                break;
            }
        }
        if (element == null) {
            // $NON-NLS-1$ //$NON-NLS-2$
            fail("Element " + elementName + " not found in the schema");
        }
    }
    if (element == null) {
        throw new IllegalStateException();
    }
    // create feature
    MutableInstance feature = new DefaultInstance(element.getType(), null);
    // set some values
    for (Entry<List<QName>, Object> entry : values.entrySet()) {
        MutableGroup parent = feature;
        List<QName> properties = entry.getKey();
        for (int i = 0; i < properties.size() - 1; i++) {
            QName propertyName = properties.get(i);
            DefinitionGroup def = parent.getDefinition();
            Object[] vals = parent.getProperty(propertyName);
            if (vals != null && vals.length > 0) {
                Object value = vals[0];
                if (value instanceof MutableGroup) {
                    parent = (MutableGroup) value;
                } else {
                    MutableGroup child;
                    ChildDefinition<?> childDef = def.getChild(propertyName);
                    if (childDef.asProperty() != null || value != null) {
                        // create instance
                        child = new DefaultInstance(childDef.asProperty().getPropertyType(), null);
                    } else {
                        // create group
                        child = new DefaultGroup(childDef.asGroup());
                    }
                    if (value != null) {
                        // wrap value
                        ((MutableInstance) child).setValue(value);
                    }
                    parent = child;
                }
            }
        }
        parent.addProperty(properties.get(properties.size() - 1), entry.getValue());
    }
    InstanceCollection instances = new DefaultInstanceCollection(Collections.singleton(feature));
    // write to file
    InstanceWriter writer = new GmlInstanceWriter();
    if (windingOrderParam != null) {
        writer.setParameter(GeoInstanceWriter.PARAM_UNIFY_WINDING_ORDER, Value.of(windingOrderParam));
    }
    writer.setInstances(instances);
    DefaultSchemaSpace schemaSpace = new DefaultSchemaSpace();
    schemaSpace.addSchema(schema);
    writer.setTargetSchema(schemaSpace);
    // $NON-NLS-1$
    File outFile = File.createTempFile(testName, ".gml");
    writer.setTarget(new FileIOSupplier(outFile));
    if (windingOrderParam != null && windingOrderParam == EnumWindingOrderTypes.counterClockwise) {
        assertTrue(writer.getParameter(GeoInstanceWriter.PARAM_UNIFY_WINDING_ORDER).as(EnumWindingOrderTypes.class) == EnumWindingOrderTypes.counterClockwise);
    }
    // new LogProgressIndicator());
    IOReport report = writer.execute(null);
    if (expectWriteFail) {
        assertFalse("Writing the GML output should not be successful", report.isSuccess());
        return report;
    } else {
        assertTrue("Writing the GML output not successful", report.isSuccess());
    }
    List<? extends Locatable> validationSchemas = writer.getValidationSchemas();
    System.out.println(outFile.getAbsolutePath());
    System.out.println(targetSchema.toString());
    // if (!DEL_TEMP_FILES && Desktop.isDesktopSupported()) {
    // Desktop.getDesktop().open(outFile);
    // }
    IOReport valReport = validate(outFile.toURI(), validationSchemas);
    // load file
    InstanceCollection loaded = loadGML(outFile.toURI(), schema);
    ResourceIterator<Instance> it = loaded.iterator();
    try {
        assertTrue(it.hasNext());
        if (!skipValueTest) {
            Instance l = it.next();
            // test values
            for (Entry<List<QName>, Object> entry : values.entrySet()) {
                // XXX conversion?
                Object expected = entry.getValue();
                // String propertyPath = Joiner.on('.').join(Collections2.transform(entry.getKey(), new Function<QName, String>() {
                // 
                // @Override
                // public String apply(QName input) {
                // return input.toString();
                // }
                // }));
                // Collection<Object> propValues = PropertyResolver.getValues(
                // l, propertyPath, true);
                // assertEquals(1, propValues.size());
                // Object value = propValues.iterator().next();
                Collection<GeometryProperty<?>> geoms = GeometryUtil.getAllGeometries(l);
                assertEquals(1, geoms.size());
                Object value = geoms.iterator().next().getGeometry();
                if (expected instanceof Geometry && value instanceof Geometry) {
                    if (windingOrderParam == null || windingOrderParam == EnumWindingOrderTypes.noChanges) {
                        matchGeometries((Geometry) expected, (Geometry) value);
                    }
                    // Winding Order Test.
                    if (windingOrderParam != null) {
                        if (windingOrderParam == EnumWindingOrderTypes.counterClockwise) {
                            assertTrue(((Geometry) expected).getNumGeometries() == ((Geometry) value).getNumGeometries());
                            assertTrue(WindingOrder.isCounterClockwise((Geometry) value));
                        } else if (windingOrderParam == EnumWindingOrderTypes.clockwise) {
                            assertFalse(WindingOrder.isCounterClockwise((Geometry) value));
                        } else {
                            assertTrue(WindingOrder.isCounterClockwise((Geometry) value) == WindingOrder.isCounterClockwise((Geometry) expected));
                        }
                    } else {
                        // TODO check winding order is CCW
                        if (value instanceof Polygon || value instanceof MultiPolygon)
                            assertTrue(WindingOrder.isCounterClockwise((Geometry) value));
                    }
                } else {
                    assertEquals(expected.toString(), value.toString());
                }
            }
            assertFalse(it.hasNext());
        }
    } finally {
        it.close();
    }
    if (DEL_TEMP_FILES) {
        outFile.deleteOnExit();
    }
    return valReport;
}

Example 83 with InstanceCollection

use of eu.esdihumboldt.hale.common.instance.model.InstanceCollection in project hale by halestudio.

the class StreamGmlWriter method execute.

/**
 * @see AbstractIOProvider#execute(ProgressIndicator, IOReporter)
 */
@Override
protected IOReport execute(ProgressIndicator progress, IOReporter reporter) throws IOProviderConfigurationException, IOException {
    init();
    if (isThresholdConfigured()) {
        InstanceCollectionPartitioner partitioner = getPartitioner(this, reporter);
        int threshold = getParameter(PARAM_INSTANCES_THRESHOLD).as(Integer.class, NO_PARTITIONING);
        try (ResourceIterator<InstanceCollection> parts = partition(partitioner, getInstances(), threshold, progress, reporter)) {
            writeParts(parts, progress, reporter);
        }
    } else {
        write(getInstances(), getTarget().getOutput(), progress, reporter);
    }
    return reporter;
}

Example 84 with InstanceCollection

use of eu.esdihumboldt.hale.common.instance.model.InstanceCollection in project hale by halestudio.

the class CSVInstanceReaderTest method testReadWithCommaDecimal.

/**
 * Test - read a sample csv schema and data with comma as a decimal divisor
 *
 * @throws Exception , if an error occurs
 */
@Test
public void testReadWithCommaDecimal() throws Exception {
    String typeName = "Random";
    String[] properties = { "A", "B", "C", "D", "E" };
    Object[] dataFirstColumn = { new Integer(1), "A", new Float(32647968.61), new Float(5649088.376), "Linderbacher Straße" };
    int numberOfInstances = 5;
    // read Schema ###
    Schema schema = readCSVSchema("/data/test4-commadecimal.csv", typeName, "java.lang.Integer,java.lang.String,java.lang.Float,java.lang.Float,java.lang.String", "A,B,C,D,E", ";", null, null, ",");
    // Test properties
    TypeDefinition schemaType = schema.getType(QName.valueOf(typeName));
    // Check every property for their existence
    for (String propertyName : properties) {
        assertEquals(propertyName, schemaType.getChild(QName.valueOf(propertyName)).getDisplayName());
    }
    // read Instances ###
    InstanceCollection instances = readCSVInstances("/data/test4-commadecimal.csv", typeName, true, schema, ";", null, null, ",");
    assertEquals(numberOfInstances, collectionSize(instances));
    // get Type to check property definition (schema and instance
    // combination)
    TypeDefinition type = instances.iterator().next().getDefinition();
    ChildDefinition<?> child = null;
    assertEquals(typeName, type.getDisplayName());
    for (int i = 0; i < properties.length; i++) {
        child = type.getChild(QName.valueOf(properties[i]));
        assertEquals(properties[i], child.getDisplayName());
    }
    // Check the values of the first (type) instance
    Instance instance = instances.iterator().next();
    Object[] value;
    for (int i = 0; i < dataFirstColumn.length; i++) {
        value = instance.getProperty(QName.valueOf(properties[i]));
        assertEquals(dataFirstColumn[i], value[0]);
    }
}

Example 85 with InstanceCollection

use of eu.esdihumboldt.hale.common.instance.model.InstanceCollection in project hale by halestudio.

the class AbstractTableInstanceWriter method getInstanceCollection.

/**
 * Call this to get an instance collection based on the selected Type
 *
 * @param typeName the QName of the typeDefinition
 * @return The instance collection for the given type, can be empty
 *         collection
 */
protected InstanceCollection getInstanceCollection(QName typeName) {
    if (typeName == null) {
        return getInstances();
    }
    // get all instances of the selected Type
    InstanceCollection instances = null;
    TypeDefinition selectedType = getTargetSchema().getType(typeName);
    if (selectedType != null) {
        instances = getInstances().select(new TypeFilter(selectedType));
    } else
        // if there is no selected type return random instance ???
        instances = getInstances();
    return instances;
}