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| 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>ReplaceableString</code> is an adapter class that implements the | ||
| 42 | * <code>Replaceable</code> API around an ordinary <code>StringBuffer</code>. | ||
| 43 | * | ||
| 44 | * <p><em>Note:</em> This class does not support attributes and is not | ||
| 45 | * intended for general use. Most clients will need to implement | ||
| 46 | * {@link Replaceable} in their text representation class. | ||
| 47 | * | ||
| 48 | * <p>Copyright © IBM Corporation 1999. All rights reserved. | ||
| 49 | * | ||
| 50 | * @see Replaceable | ||
| 51 | * @author Alan Liu | ||
| 52 | * @stable ICU 2.0 | ||
| 53 | */ | ||
| 54 | public class ReplaceableString implements Replaceable { | ||
| 55 | |||
| 56 | private StringBuffer buf; | ||
| 57 | |||
| 58 | /** | ||
| 59 | * Construct a new object with the given initial contents. | ||
| 60 | * @param str initial contents | ||
| 61 | * @stable ICU 2.0 | ||
| 62 | */ | ||
| 63 | public ReplaceableString(String str) { | ||
| 64 | buf = new StringBuffer(str); | ||
| 65 | } | ||
| 66 | |||
| 67 | //// for StringPrep | ||
| 68 | /** | ||
| 69 | * Construct a new object using <code>buf</code> for internal | ||
| 70 | * storage. The contents of <code>buf</code> at the time of | ||
| 71 | * construction are used as the initial contents. <em>Note! | ||
| 72 | * Modifications to <code>buf</code> will modify this object, and | ||
| 73 | * vice versa.</em> | ||
| 74 | * @param buf object to be used as internal storage | ||
| 75 | * @stable ICU 2.0 | ||
| 76 | */ | ||
| 77 | public ReplaceableString(StringBuffer buf) { | ||
| 78 | this.buf = buf; | ||
| 79 | } | ||
| 80 | |||
| 81 | /** | ||
| 82 | * Return the number of characters contained in this object. | ||
| 83 | * <code>Replaceable</code> API. | ||
| 84 | * @stable ICU 2.0 | ||
| 85 | */ | ||
| 86 | public int length() { | ||
| 87 | return buf.length(); | ||
| 88 | } | ||
| 89 | |||
| 90 | /** | ||
| 91 | * Return the character at the given position in this object. | ||
| 92 | * <code>Replaceable</code> API. | ||
| 93 | * @param offset offset into the contents, from 0 to | ||
| 94 | * <code>length()</code> - 1 | ||
| 95 | * @stable ICU 2.0 | ||
| 96 | */ | ||
| 97 | public char charAt(int offset) { | ||
| 98 | return buf.charAt(offset); | ||
| 99 | } | ||
| 100 | |||
| 101 | //// for StringPrep | ||
| 102 | /** | ||
| 103 | * Copies characters from this object into the destination | ||
| 104 | * character array. The first character to be copied is at index | ||
| 105 | * <code>srcStart</code>; the last character to be copied is at | ||
| 106 | * index <code>srcLimit-1</code> (thus the total number of | ||
| 107 | * characters to be copied is <code>srcLimit-srcStart</code>). The | ||
| 108 | * characters are copied into the subarray of <code>dst</code> | ||
| 109 | * starting at index <code>dstStart</code> and ending at index | ||
| 110 | * <code>dstStart + (srcLimit-srcStart) - 1</code>. | ||
| 111 | * | ||
| 112 | * @param srcStart the beginning index to copy, inclusive; <code>0 | ||
| 113 | * <= start <= limit</code>. | ||
| 114 | * @param srcLimit the ending index to copy, exclusive; | ||
| 115 | * <code>start <= limit <= length()</code>. | ||
| 116 | * @param dst the destination array. | ||
| 117 | * @param dstStart the start offset in the destination array. | ||
| 118 | * @stable ICU 2.0 | ||
| 119 | */ | ||
| 120 | public void getChars(int srcStart, int srcLimit, char dst[], int dstStart) { | ||
| 121 | Utility.getChars(buf, srcStart, srcLimit, dst, dstStart); | ||
| 122 | } | ||
| 123 | } | ||