/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2006-2008, Open Source Geospatial Foundation (OSGeo)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*/
package org.geotools.filter;
import org.opengis.filter.And;
import org.opengis.filter.ExcludeFilter;
import org.opengis.filter.FilterVisitor;
import org.opengis.filter.Id;
import org.opengis.filter.IncludeFilter;
import org.opengis.filter.Not;
import org.opengis.filter.Or;
import org.opengis.filter.PropertyIsBetween;
import org.opengis.filter.PropertyIsEqualTo;
import org.opengis.filter.PropertyIsGreaterThan;
import org.opengis.filter.PropertyIsGreaterThanOrEqualTo;
import org.opengis.filter.PropertyIsLessThan;
import org.opengis.filter.PropertyIsLessThanOrEqualTo;
import org.opengis.filter.PropertyIsLike;
import org.opengis.filter.PropertyIsNotEqualTo;
import org.opengis.filter.PropertyIsNull;
import org.opengis.filter.spatial.BBOX;
import org.opengis.filter.spatial.Beyond;
import org.opengis.filter.spatial.Contains;
import org.opengis.filter.spatial.Crosses;
import org.opengis.filter.spatial.DWithin;
import org.opengis.filter.spatial.Disjoint;
import org.opengis.filter.spatial.Equals;
import org.opengis.filter.spatial.Intersects;
import org.opengis.filter.spatial.Overlaps;
import org.opengis.filter.spatial.SpatialOperator;
import org.opengis.filter.spatial.Touches;
import org.opengis.filter.spatial.Within;
/**
* Wraps an instanceof of {@link org.geotools.filter.FilterVisitor} in an
* {@link org.opengis.filter.FilterVisitorWrapper}.
*
* @author Justin Deoliveira, The Open Planning Project, jdeolive@openplans.org
*
*
*
* @source $URL$
*/
public class FilterVisitorFilterWrapper implements FilterVisitor {
org.geotools.filter.FilterVisitor delegate;
public FilterVisitorFilterWrapper(org.geotools.filter.FilterVisitor delegate) {
this.delegate = delegate;
}
protected void visitLogicFilter(org.opengis.filter.Filter filter) {
if (filter instanceof LogicFilter) {
delegate.visit((LogicFilter)filter);
}
}
protected void visitCompareFilter(org.opengis.filter.Filter filter) {
if (filter instanceof BetweenFilter) {
delegate.visit((BetweenFilter)filter);
return;
}
if (filter instanceof NullFilter) {
delegate.visit((NullFilter)filter);
return;
}
if (filter instanceof LikeFilter) {
delegate.visit((LikeFilter)filter);
}
if (filter instanceof CompareFilter) {
delegate.visit((CompareFilter)filter);
}
}
protected void visitGeometryFilter(SpatialOperator filter) {
if (filter instanceof GeometryFilter) {
delegate.visit((GeometryFilter)filter);
}
}
public Object visit(And filter, Object extraData) {
visitLogicFilter(filter);
return extraData;
}
public Object visit( Id filter, Object extraData) {
if (filter instanceof FidFilter) {
delegate.visit((FidFilter)filter);
}
return extraData;
}
public Object visitNullFilter( Object extraData) {
return extraData;
}
public Object visit( IncludeFilter filter, Object extraData) {
if(delegate instanceof FilterVisitor2)
((FilterVisitor2) delegate).visit(filter);
return extraData;
}
public Object visit( ExcludeFilter filter, Object extraData) {
if(delegate instanceof FilterVisitor2)
((FilterVisitor2) delegate).visit(filter);
return extraData;
}
public Object visit(Not filter, Object extraData) {
visitLogicFilter(filter);
return extraData;
}
public Object visit(Or filter, Object extraData) {
visitLogicFilter(filter);
return extraData;
}
public Object visit(PropertyIsBetween filter, Object extraData) {
visitCompareFilter(filter);
return extraData;
}
public Object visit(PropertyIsEqualTo filter, Object extraData) {
visitCompareFilter(filter);
return extraData;
}
public Object visit(PropertyIsNotEqualTo filter, Object extraData) {
visitCompareFilter(filter);
return extraData;
}
public Object visit(PropertyIsGreaterThan filter, Object extraData) {
visitCompareFilter(filter);
return extraData;
}
public Object visit(PropertyIsGreaterThanOrEqualTo filter, Object extraData) {
visitCompareFilter(filter);
return extraData;
}
public Object visit(PropertyIsLessThan filter, Object extraData) {
visitCompareFilter(filter);
return extraData;
}
public Object visit(PropertyIsLessThanOrEqualTo filter, Object extraData) {
visitCompareFilter(filter);
return extraData;
}
public Object visit(PropertyIsLike filter, Object extraData) {
visitCompareFilter(filter);
return extraData;
}
public Object visit(PropertyIsNull filter, Object extraData) {
visitCompareFilter(filter);
return extraData;
}
public Object visit(BBOX filter, Object extraData) {
visitGeometryFilter(filter);
return extraData;
}
public Object visit(Beyond filter, Object extraData) {
visitGeometryFilter(filter);
return extraData;
}
public Object visit(Contains filter, Object extraData) {
visitGeometryFilter(filter);
return extraData;
}
public Object visit(Crosses filter, Object extraData) {
visitGeometryFilter(filter);
return extraData;
}
public Object visit(Disjoint filter, Object extraData) {
visitGeometryFilter(filter);
return extraData;
}
public Object visit(DWithin filter, Object extraData) {
visitGeometryFilter(filter);
return extraData;
}
public Object visit(Equals filter, Object extraData) {
visitGeometryFilter(filter);
return extraData;
}
public Object visit(Intersects filter, Object extraData) {
visitGeometryFilter(filter);
return extraData;
}
public Object visit(Overlaps filter, Object extraData) {
visitGeometryFilter(filter);
return extraData;
}
public Object visit(Touches filter, Object extraData) {
visitGeometryFilter(filter);
return extraData;
}
public Object visit(Within filter, Object extraData) {
visitGeometryFilter(filter);
return extraData;
}
}