/*
* XXL: The eXtensible and fleXible Library for data processing
*
* Copyright (C) 2000-2011 Prof. Dr. Bernhard Seeger Head of the Database Research Group Department
* of Mathematics and Computer Science University of Marburg Germany
*
* 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; either version 3
* of the License, or (at your option) any later version.
*
* 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.
*
* You should have received a copy of the GNU Lesser General Public License along with this library;
* If not, see <http://www.gnu.org/licenses/>.
*
* http://code.google.com/p/xxl/
*/
package xxl.core.indexStructures.separators;
import xxl.core.functions.AbstractFunction;
import xxl.core.functions.Function;
import xxl.core.indexStructures.Separator;
/**
* The class {@link xxl.core.indexStructures.Separator Separator} describes the known separtors of
* the B+ tree. A <tt>Separator</tt> is a simple key (for example an Integer). The
* <tt>Separator</tt> of a query is a closed interval [min, max]. .<br/>
* <br/>
*
* This class extends <tt>Separator</tt> for using <b>Floats</b>.<br/>
* <br/>
*
* @author Marcus Pinnecke (pinnecke@mathematik.uni-marburg.de)
*
* @see xxl.core.indexStructures.Separator
*/
public class FloatSeparator extends Separator {
/**
* Used for a functional like programming style which forces a hard copy in this case.
*/
public static Function<Object, FloatSeparator> FACTORY_FUNCTION =
new AbstractFunction<Object, FloatSeparator>() {
@Override
public FloatSeparator invoke(Object argument) {
return new FloatSeparator((Float) argument);
}
};
/**
* @see xxl.core.indexStructures.Separator#Separator(Comparable)
*/
public FloatSeparator(float sepValue) {
super(sepValue);
}
/**
* @see xxl.core.indexStructures.Separator#Separator(Comparable)
*/
public FloatSeparator(Float sepValue) {
super(sepValue);
}
@Override
public Object clone() {
return new FloatSeparator(new Float((Float) this.sepValue));
}
}