Examples of org.opengis.filter.capability.SpatialOperators

org.opengis.filter.capability.SpatialOperators

Supported spatial operators in a filter capabilities document.

 <xsd:complexType name="Spatial_OperatorsType"> <xsd:choice maxOccurs="unbounded"> <xsd:element ref="ogc:BBOX"/> <xsd:element ref="ogc:Equals"/> <xsd:element ref="ogc:Disjoint"/> <xsd:element ref="ogc:Intersect"/> <xsd:element ref="ogc:Touches"/> <xsd:element ref="ogc:Crosses"/> <xsd:element ref="ogc:Within"/> <xsd:element ref="ogc:Contains"/> <xsd:element ref="ogc:Overlaps"/> <xsd:element ref="ogc:Beyond"/> <xsd:element ref="ogc:DWithin"/> </xsd:choice> </xsd:complexType>

@author Justin Deoliveira, The Open Planning Project @source $URL$


    public Object visit( Disjoint filter, Object extraData ) {
        SpatialCapabilities spatial = capabilities.getSpatialCapabilities();
        if( spatial == null ) return false;
        
        SpatialOperators operators = spatial.getSpatialOperators();
        if( operators == null ) return false;
        
        return operators.getOperator( Disjoint.NAME ) != null;
    }

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    public Object visit( DWithin filter, Object extraData ) {
        SpatialCapabilities spatial = capabilities.getSpatialCapabilities();
        if( spatial == null ) return false;
        
        SpatialOperators operators = spatial.getSpatialOperators();
        if( operators == null ) return false;
        
        return operators.getOperator( DWithin.NAME ) != null;
    }

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    public Object visit( Equals filter, Object extraData ) {
        SpatialCapabilities spatial = capabilities.getSpatialCapabilities();
        if( spatial == null ) return false;
        
        SpatialOperators operators = spatial.getSpatialOperators();
        if( operators == null ) return false;
        
        return operators.getOperator( Equals.NAME ) != null;
    }

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    public Object visit( Intersects filter, Object extraData ) {
        SpatialCapabilities spatial = capabilities.getSpatialCapabilities();
        if( spatial == null ) return false;
        
        SpatialOperators operators = spatial.getSpatialOperators();
        if( operators == null ) return false;
        
        return operators.getOperator( Intersects.NAME ) != null;
    }

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    public Object visit( Overlaps filter, Object extraData ) {
        SpatialCapabilities spatial = capabilities.getSpatialCapabilities();
        if( spatial == null ) return false;
        
        SpatialOperators operators = spatial.getSpatialOperators();
        if( operators == null ) return false;
        
        return operators.getOperator( Overlaps.NAME ) != null;
    }

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    public Object visit( Touches filter, Object extraData ) {
        SpatialCapabilities spatial = capabilities.getSpatialCapabilities();
        if( spatial == null ) return false;
        
        SpatialOperators operators = spatial.getSpatialOperators();
        if( operators == null ) return false;
        
        return operators.getOperator( Touches.NAME ) != null;
    }

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    public Object visit( Within filter, Object extraData ) {
        SpatialCapabilities spatial = capabilities.getSpatialCapabilities();
        if( spatial == null ) return false;
        
        SpatialOperators operators = spatial.getSpatialOperators();
        if( operators == null ) return false;
        
        return operators.getOperator( Within.NAME ) != null;
    }

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             * splitFilters
             */
            if (Versions.v1_0_0.equals(getServiceVersion())) {
                SpatialCapabilities spatialCaps = filterCapabilities.getSpatialCapabilities();
                if (spatialCaps != null) {
                    SpatialOperators spatialOps = spatialCaps.getSpatialOperators();
                    if (spatialOps != null) {
                        if (null != spatialOps.getOperator("Intersect")) {
                            trace("WFS 1.0 capabilities states the spatial operator Intersect. ",
                                    "Assuming it is Intersects and adding Intersects as a supported filter type");
                            filterCaps.addName(Intersects.NAME);
                        }
                    }

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    @Override
    public Filter[] splitFilters(Capabilities caps, Filter queryFilter) {
        FilterCapabilities filterCapabilities = caps.getContents();
        SpatialCapabilities spatialCapabilities = filterCapabilities.getSpatialCapabilities();
        if (spatialCapabilities != null) {
            SpatialOperators spatialOperators = spatialCapabilities.getSpatialOperators();
            if (spatialOperators != null) {
                SpatialOperator missnamedIntersects = spatialOperators.getOperator("Intersect");
                if (missnamedIntersects != null) {
                    LOGGER.fine("Ionic capabilities states the spatial operator Intersect. "
                            + "Assuming it is Intersects and adding Intersects as a "
                            + "supported filter type");
                    caps.addName(Intersects.NAME);

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        assertTrue(geometryOperands.contains(GeometryOperand.Envelope));
        assertTrue(geometryOperands.contains(GeometryOperand.Point));
        assertTrue(geometryOperands.contains(GeometryOperand.LineString));
        assertTrue(geometryOperands.contains(GeometryOperand.Polygon));


        SpatialOperators spatialOperators = spatialCapabilities.getSpatialOperators();
        Collection<SpatialOperator> operators = spatialOperators.getOperators();
        assertEquals(9, operators.size());
        assertNotNull(spatialOperators.getOperator("Disjoint"));
        assertNotNull(spatialOperators.getOperator("Equals"));
        assertNotNull(spatialOperators.getOperator("DWithin"));
        assertNotNull(spatialOperators.getOperator("Beyond"));
        assertNotNull(spatialOperators.getOperator("Intersects"));
        assertNotNull(spatialOperators.getOperator("Touches"));
        assertNotNull(spatialOperators.getOperator("Crosses"));
        assertNotNull(spatialOperators.getOperator("Contains"));
        assertNotNull(spatialOperators.getOperator("BBOX"));


        // intentionally removed from the test caps doc
        assertNull(spatialOperators.getOperator("Overlaps"));
    }

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Related Classes of org.opengis.filter.capability.SpatialOperators

org.geotools.csw.CSWCapabilitiesTest

org.geotools.data.wfs.internal.AbstractWFSStrategy

org.geotools.data.wfs.v1_1_0.IonicStrategy

org.geotools.data.wfs.v1_1_0.WFS_1_1_0_ProtocolTest

org.geotools.filter.v1_0.capabilities.Spatial_OperatorsTypeBinding

org.geotools.filter.v1_0.capabilities.Spatial_OperatorsTypeBindingTest

org.geotools.filter.v1_1.capabilities.SpatialOperatorsTypeBinding

org.geotools.filter.v1_1.capabilities.SpatialOperatorsTypeBindingTest

org.geotools.filter.visitor.IsFullySupportedFilterVisitor

org.geotools.filter.visitor.IsSupportedFilterVisitor

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