1 /*
   2  * Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 /*
  27  *******************************************************************************
  28  * (C) Copyright IBM Corp. 1996-2005 - All Rights Reserved                     *
  29  *                                                                             *
  30  * The original version of this source code and documentation is copyrighted   *
  31  * and owned by IBM, These materials are provided under terms of a License     *
  32  * Agreement between IBM and Sun. This technology is protected by multiple     *
  33  * US and International patents. This notice and attribution to IBM may not    *
  34  * to removed.                                                                 *
  35  *******************************************************************************
  36  */
  37 
  38 package sun.text.normalizer;
  39 
  40 /**
  41  * <code>UnicodeMatcher</code> defines a protocol for objects that can
  42  * match a range of characters in a Replaceable string.
  43  * @stable ICU 2.0
  44  */
  45 public interface UnicodeMatcher {
  46 
  47     /**
  48      * The character at index i, where i < contextStart || i >= contextLimit,
  49      * is ETHER.  This allows explicit matching by rules and UnicodeSets
  50      * of text outside the context.  In traditional terms, this allows anchoring
  51      * at the start and/or end.
  52      * @stable ICU 2.0
  53      */
  54     static final char ETHER = '\uFFFF';
  55 
  56 }
  57 
  58 //eof