package org.geotools.filter.function;
/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2005-2008, 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.
*/
//this code is autogenerated - you shouldnt be modifying it!
import org.geotools.filter.FunctionExpression;
import org.geotools.filter.FunctionExpressionImpl;
public class FilterFunction_if_then_else extends FunctionExpressionImpl
implements FunctionExpression {
public FilterFunction_if_then_else() {
super("if_then_else");
}
public int getArgCount() {
return 3;
}
public Object evaluate(Object feature) {
boolean select;
Object arg1;
Object arg2;
try { // attempt to get value and perform conversion
select = ((Boolean) getExpression(0).evaluate(feature))
.booleanValue();
} catch (Exception e) // probably a type error
{
throw new IllegalArgumentException(
"Filter Function problem for function if_then_else argument #0 - expected type boolean");
}
if( select ){
try { // attempt to get value and perform conversion
arg1 = (Object) getExpression(1).evaluate(feature);
return arg1;
} catch (Exception e) // probably a type error
{
throw new IllegalArgumentException(
"Filter Function problem for function if_then_else argument #1 - expected type Object");
}
}
else {
try { // attempt to get value and perform conversion
arg2 = (Object) getExpression(2).evaluate(feature);
return arg2;
} catch (Exception e) // probably a type error
{
throw new IllegalArgumentException(
"Filter Function problem for function if_then_else argument #2 - expected type Object");
}
}
}
}