/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 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.xacml.geoxacml.cond;
import java.net.URISyntaxException;
import java.util.HashSet;
import java.util.Set;
import org.geotools.xacml.geoxacml.attr.GeometryAttribute;
import com.sun.xacml.attr.AttributeValue;
import com.sun.xacml.attr.BagAttribute;
import com.sun.xacml.cond.EvaluationResult;
import com.vividsolutions.jts.geom.Geometry;
/**
* Abstract base class for geometry construct functions
*
* @author Christian Mueller
*
*/
public abstract class GeometryConstructFunction extends GeoXACMLFunctionBase {
public GeometryConstructFunction(String functionName, int functionId, String paramType,
boolean paramIsBag, int numParams, int minParams, String returnType, boolean returnsBag) {
super(functionName, functionId, paramType, paramIsBag, numParams, minParams, returnType,
returnsBag);
}
public GeometryConstructFunction(String functionName, int functionId, String paramType,
boolean paramIsBag, int numParams, String returnType, boolean returnsBag) {
super(functionName, functionId, paramType, paramIsBag, numParams, returnType, returnsBag);
}
public GeometryConstructFunction(String functionName, int functionId, String returnType,
boolean returnsBag) {
super(functionName, functionId, returnType, returnsBag);
}
public GeometryConstructFunction(String functionName, int functionId, String[] paramTypes,
boolean[] paramIsBag, String returnType, boolean returnsBag) {
super(functionName, functionId, paramTypes, paramIsBag, returnType, returnsBag);
}
protected EvaluationResult createGeometryInBagResult(Geometry resultGeom, String targetSrsName) {
GeometryAttribute resultGeomAttr = null;
try {
resultGeomAttr = new GeometryAttribute(resultGeom, targetSrsName, null, null, null);
} catch (URISyntaxException e) {
// should not happen
}
Set<AttributeValue> set = new HashSet<AttributeValue>();
set.add(resultGeomAttr);
BagAttribute bag = new BagAttribute(resultGeomAttr.getType(), set);
return new EvaluationResult(bag);
}
}