org.hibernatespatial.criterion
Class SpatialFilter

java.lang.Object
  org.hibernatespatial.criterion.SpatialFilter

All Implemented Interfaces:

Serializable, org.hibernate.criterion.Criterion

public class SpatialFilter
extends Object
implements org.hibernate.criterion.Criterion

An implementation for a simple spatial filter. This Criterion restricts the resultset to those features whose bounding box overlaps the filter geometry. It is intended for quick, but inexact spatial queries.

Author:

Karel Maesen

See Also:

Serialized Form

Constructor Summary

SpatialFilter(String propertyName, com.vividsolutions.jts.geom.Envelope envelope, int SRID)

SpatialFilter(String propertyName, com.vividsolutions.jts.geom.Geometry filter)

Method Summary

org.hibernate.engine.TypedValue[]	getTypedValues(org.hibernate.Criteria criteria, org.hibernate.criterion.CriteriaQuery criteriaQuery)
String	toSqlString(org.hibernate.Criteria criteria, org.hibernate.criterion.CriteriaQuery criteriaQuery)

Methods inherited from class java.lang.Object

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

Constructor Detail

SpatialFilter

public SpatialFilter(String propertyName,
                     com.vividsolutions.jts.geom.Geometry filter)

SpatialFilter

public SpatialFilter(String propertyName,
                     com.vividsolutions.jts.geom.Envelope envelope,
                     int SRID)

Method Detail

getTypedValues

public org.hibernate.engine.TypedValue[] getTypedValues(org.hibernate.Criteria criteria,
                                                        org.hibernate.criterion.CriteriaQuery criteriaQuery)
                                                 throws org.hibernate.HibernateException

Specified by:

getTypedValues in interface org.hibernate.criterion.Criterion

Throws:

org.hibernate.HibernateException

toSqlString

public String toSqlString(org.hibernate.Criteria criteria,
                          org.hibernate.criterion.CriteriaQuery criteriaQuery)
                   throws org.hibernate.HibernateException

Specified by:

toSqlString in interface org.hibernate.criterion.Criterion

Throws:

org.hibernate.HibernateException