package net.sf.saxon.sort;
import net.sf.saxon.om.NodeInfo;
import java.io.Serializable;
/**
* A Comparer used for comparing nodes in document order. This
* comparer assumes that the nodes being compared come from the same document
*
* @author Michael H. Kay
*
*/
public final class LocalOrderComparer implements NodeOrderComparer, Serializable {
private static LocalOrderComparer instance = new LocalOrderComparer();
/**
* Get an instance of a LocalOrderComparer. The class maintains no state
* so this returns the same instance every time.
*/
public static LocalOrderComparer getInstance() {
return instance;
}
public int compare(NodeInfo a, NodeInfo b) {
NodeInfo n1 = (NodeInfo)a;
NodeInfo n2 = (NodeInfo)b;
return n1.compareOrder(n2);
}
}
//
// The contents of this file are subject to the Mozilla Public License Version 1.0 (the "License");
// you may not use this file except in compliance with the License. You may obtain a copy of the
// License at http://www.mozilla.org/MPL/
//
// Software distributed under the License is distributed on an "AS IS" basis,
// WITHOUT WARRANTY OF ANY KIND, either express or implied.
// See the License for the specific language governing rights and limitations under the License.
//
// The Original Code is: all this file.
//
// The Initial Developer of the Original Code is Michael H. Kay
//
// Portions created by (your name) are Copyright (C) (your legal entity). All Rights Reserved.
//
// Contributor(s): none
//
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