org.deegree.protocol.wfs.query
Class FilterQuery

java.lang.Object
  org.deegree.protocol.wfs.query.Query
      org.deegree.protocol.wfs.query.AdHocQuery
          org.deegree.protocol.wfs.query.FilterQuery

public class FilterQuery
extends AdHocQuery

A AdHocQuery that selects features using an optional Filter.

NOTE: XML-based queries are always of this type. Only for KVP requests it is possible to specify a BBOX or a FEATUREID parameter.

Version:

$Revision: $, $Date: $

Author:

Markus Schneider, last edited by: $Author: schneider $

Constructor Summary

FilterQuery(QName typeName, ICRS srsName, SortProperty[] sortBy, Filter filter)
Creates a new FilterQuery instance from the most commonly used parameters.

FilterQuery(String handle, TypeName[] typeNames, String featureVersion, ICRS srsName, ProjectionClause[] projectionClauses, SortProperty[] sortBy, Filter filter)
Creates a new FilterQuery instance.

Method Summary

Filter

getFilter() Returns the filter constraint.

Methods inherited from class org.deegree.protocol.wfs.query.AdHocQuery

getFeatureVersion, getProjectionClauses, getSortBy, getSrsName, getTypeNames

Methods inherited from class org.deegree.protocol.wfs.query.Query

getHandle

Methods inherited from class java.lang.Object

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

Constructor Detail

FilterQuery

public FilterQuery(String handle,
                   TypeName[] typeNames,
                   String featureVersion,
                   ICRS srsName,
                   ProjectionClause[] projectionClauses,
                   SortProperty[] sortBy,
                   Filter filter)

Creates a new FilterQuery instance.

Parameters:

handle - client-generated query identifier, may be null

typeNames - requested feature types (with optional aliases), must not be null and must contain at least one entry

featureVersion - version of the feature instances to be retrieved, may be null

srsName - WFS-supported SRS that should be used for returned feature geometries, may be null

projectionClauses - limits the properties of the features that shall be returned, may be null (return all properties)

sortBy - properties whose values should be used to order the set of feature instances that satisfy the query, may be null

filter - filter constraint, may be null

FilterQuery

public FilterQuery(QName typeName,
                   ICRS srsName,
                   SortProperty[] sortBy,
                   Filter filter)

Creates a new FilterQuery instance from the most commonly used parameters.

Parameters:

typeName - requested feature type name, must not be null

srsName - WFS-supported SRS that should be used for returned feature geometries, may be null

sortBy - properties whose values should be used to order the set of feature instances that satisfy the query, may be null

filter - filter constraint, may be null

Method Detail

getFilter

public Filter getFilter()

Returns the filter constraint.

Returns:

the filter constraint, may be null