GeometricStringExportFunction Class Reference

Inheritance diagram for GeometricStringExportFunction:

Collaboration diagram for GeometricStringExportFunction:

Public Member Functions
Value	evaluate (ValueFactory valueFactory, Value... args) throws ValueExprEvaluationException
abstract String	operation (Geometry geom)

Member Function Documentation

evaluate()

Value evaluate	(	ValueFactory	valueFactory,
		Value...	args
	)		throws ValueExprEvaluationException

                                                                                                            {
                if (args.length != 1) {
                        throw new ValueExprEvaluationException(getURI() + " requires exactly 1 arguments, got " + args.length);
                }
 
                LiteralType l=LiteralRegistry.getLiteral(((Literal)args[0]).getDatatype().toString());
                if(l instanceof VectorLiteral) {
                        Geometry geom=((VectorLiteral)l).read(args[0].stringValue());
                        String result = operation(geom);
                        return valueFactory.createLiteral(result);
                }
                throw new ValueExprEvaluationException("Argument given is not a geometry literal");
                
        }

References LiteralRegistry.getLiteral(), and GeometricStringExportFunction.operation().

Referenced by AsBinaryTest.testAsBinary(), AsEncodedPolylineTest.testAsEncodedPolyline(), AsGARSTest.testAsGARS(), AsGeoJSONTest.testAsGeoJSON(), AsGeoRSSTest.testAsGeoRSS(), AsGeoURITest.testAsGeoURI(), AsLatLonTextTest.testAsLatLonText(), AsOSMLinkTest.testAsOSMLink(), AsPolyshapeTest.testAsPolyShape(), AsTextTest.testAsText(), AsTextRawTest.testAsTextRaw(), AsTextTest.testAsTextZ(), DumpTest.testDump(), GeomCRSToWKTTest.testGeomCRSToWKT(), GeometryTypeTest.testLineString(), SridGetAxis1OrientationTest.testSridAxis1Orientation(), SridGetAxis2OrientationTest.testSridAxis2Orientation(), SridGetAxis1NameTest.testSridGetAxis1Name(), SridGetAxis2NameTest.testSridGetAxis2Name(), and SridGetDatumTest.testSridGetDatum().

operation()

abstract String operation ( Geometry  geom )

abstract

Reimplemented in DumpRings, Zmflag, AsEncodedPolyline, SridGetUnit, SridGetDatum, SridGetAxis2Orientation, SridGetAxis2Name, SridGetAxis1Orientation, SridGetAxis1Name, GeomCRSToWKT, AsX3D, AsTextRaw, AsText, AsPolyshape, AsOSMLink, AsMVT, AsLatLonText, AsKML, AsGPX, AsGML, AsGeoURI, AsGeoRSS, AsGeoJSON, AsGeoHash, AsGeobuf, AsGARS, AsBinary, IsValidReason, IsValidDetail, and GeometryType.

Referenced by GeometricStringExportFunction.evaluate().