com.luciad.ogc.wfs

OGC ServerClass TLcdWFSFilteredModelFactory

java.lang.Object

com.luciad.ogc.wfs.TLcdWFSFilteredModelFactory

All Implemented Interfaces:

ILcdWFSFilteredModelFactory

public class TLcdWFSFilteredModelFactory
extends Object
implements ILcdWFSFilteredModelFactory

Default implementation of ILcdWFSFilteredModelFactory. This class uses the com.luciad.ogc.filter package to evaluate filters.

Constructor Summary

Constructors

Constructor and Description
TLcdWFSFilteredModelFactory() Constructs a new TLcdWFSFilteredModelFactory and initializes it with an ILcdOGCFilterEvaluator.

Method Summary

Modifier and Type	Method and Description
ILcdModel	createFilteredModel(ILcdModel aSourceModel, TLcdWFSGetFeatureConstraints aConstraints) Creates a filtered model.
protected ILcdOGCFilterEvaluator	createFilterEvaluator() Creates the OGC Filter evaluator.
TLcdOGCFilterCapabilities	getFilterCapabilities() Returns the filtering capabilities of this factory.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

TLcdWFSFilteredModelFactory

public TLcdWFSFilteredModelFactory()

Constructs a new TLcdWFSFilteredModelFactory and initializes it with an ILcdOGCFilterEvaluator. The evaluator is created by the createFilterEvaluator() method, which may be overridden if the user wishes to extend the out-of-the-box filtering support.

See Also:

createFilterEvaluator()

Method Detail

createFilterEvaluator

protected ILcdOGCFilterEvaluator createFilterEvaluator()

Creates the OGC Filter evaluator. This method can be overridden to create a custom filter evaluator. By default, an instance of TLcdOGCFilterEvaluator is used, which supports all filter expressions, logic operators, comparison operators. It supports all spatial filtering support when the "Advanced GIS Engine component" is available on the class path. If not, only the BBOX spatial operator is supported.

Returns:

the filter evaluator

createFilteredModel

public ILcdModel createFilteredModel(ILcdModel aSourceModel,
                                     TLcdWFSGetFeatureConstraints aConstraints)
                              throws TLcdWFSServiceException

Description copied from interface: ILcdWFSFilteredModelFactory

Creates a filtered model.

Specified by:

createFilteredModel in interface ILcdWFSFilteredModelFactory

Parameters:

aSourceModel - the model to be filtered

aConstraints - the filtering criteria to apply

Returns:

a filtered version of the source model

Throws:

TLcdWFSServiceException

getFilterCapabilities

public TLcdOGCFilterCapabilities getFilterCapabilities()

Description copied from interface: ILcdWFSFilteredModelFactory

Returns the filtering capabilities of this factory. An element, <ogc:Filter_Capabilities>, will be included in the capabilities document of the WFS service.

Specified by:

getFilterCapabilities in interface ILcdWFSFilteredModelFactory

Returns:

the filtering capabilities