/*
* The contents of this file are subject to the Mozilla Public License
* Version 1.1 (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 the Kowari Metadata Store.
*
* The Initial Developer of the Original Code is Plugged In Software Pty
* Ltd (http://www.pisoftware.com, mailto:info@pisoftware.com). Portions
* created by Plugged In Software Pty Ltd are Copyright (C) 2001,2002
* Plugged In Software Pty Ltd. All Rights Reserved.
*
* Contributor(s): N/A.
*
* [NOTE: The text of this Exhibit A may differ slightly from the text
* of the notices in the Source Code files of the Original Code. You
* should use the text of this Exhibit A rather than the text found in the
* Original Code Source Code for Your Modifications.]
*
*/
package org.mulgara.store.stringpool.xa;
// Java 2 standard packages
import java.nio.CharBuffer;
// Third party packages
// Locally written packages
import org.mulgara.store.stringpool.AbstractSPStringComparator;
/**
* A case insensitive string comparator.
*
* @created 2004-11-12
*
* @author David Makepeace
*
* @version $Revision: 1.2 $
*
* @modified $Date: 2005/03/12 02:53:28 $
*
* @maintenanceAuthor $Author: newmana $
*
* @company <A href="mailto:info@PIsoftware.com">Plugged In Software</A>
*
* @copyright © 2004 <A href="http://www.PIsoftware.com/">Plugged In
* Software Pty Ltd</A>
*
* @licence <a href="{@docRoot}/../../LICENCE">Mozilla Public License v1.1</a>
*/
public final class SPCaseInsensitiveStringComparator
extends AbstractSPStringComparator {
private static final SPCaseInsensitiveStringComparator INSTANCE =
new SPCaseInsensitiveStringComparator();
public static SPCaseInsensitiveStringComparator getInstance() {
return INSTANCE;
}
protected int comparePrefix(CharBuffer d1cb, CharBuffer d2cb) {
String d1s = d1cb.toString();
String d2s = d2cb.toString();
return d1s.compareToIgnoreCase(d2s);
}
protected int compare(CharBuffer d1cb, CharBuffer d2cb) {
String d1s = d1cb.toString();
String d2s = d2cb.toString();
int c = d1s.compareToIgnoreCase(d2s);
if (c == 0) {
// Switch to a case-sensitive compare for strings that compare equal.
c = d1s.compareTo(d2s);
}
return c;
}
}