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_strSubstring extends FunctionExpressionImpl
implements FunctionExpression {
public FilterFunction_strSubstring() {
super("strSubstring");
}
public int getArgCount() {
return 3;
}
public Object evaluate(Object feature) {
String arg0;
int arg1;
int arg2;
try { // attempt to get value and perform conversion
arg0 = (String) getExpression(0).evaluate(feature, String.class); // extra
// protection
// for
// strings
} catch (Exception e) // probably a type error
{
throw new IllegalArgumentException(
"Filter Function problem for function strSubstring argument #0 - expected type String");
}
try { // attempt to get value and perform conversion
arg1 = ((Number) getExpression(1).evaluate(feature)).intValue();
} catch (Exception e) // probably a type error
{
throw new IllegalArgumentException(
"Filter Function problem for function strSubstring argument #1 - expected type int");
}
try { // attempt to get value and perform conversion
arg2 = ((Number) getExpression(2).evaluate(feature)).intValue();
} catch (Exception e) // probably a type error
{
throw new IllegalArgumentException(
"Filter Function problem for function strSubstring argument #2 - expected type int");
}
return (StaticGeometry.strSubstring(arg0, arg1, arg2));
}
}