Showing the changes to java/pkg/sun/util/locale/StringTokenIterator.java (1 of 18352 files). Show all
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| 1 | /* | ||
| 2 | * Copyright (c) 2010, 2011, 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 | * Copyright (C) 2009, International Business Machines Corporation and * | ||
| 28 | * others. All Rights Reserved. * | ||
| 29 | ******************************************************************************* | ||
| 30 | */ | ||
| 31 | package sun.util.locale; | ||
| 32 | |||
| 33 | public class StringTokenIterator { | ||
| 34 | private String text; | ||
| 35 | private String dlms; // null if a single char delimiter | ||
| 36 | private char delimiterChar; // delimiter if a single char delimiter | ||
| 37 | |||
| 38 | private String token; | ||
| 39 | private int start; | ||
| 40 | private int end; | ||
| 41 | private boolean done; | ||
| 42 | |||
| 43 | public StringTokenIterator(String text, String dlms) { | ||
| 44 | this.text = text; | ||
| 45 | if (dlms.length() == 1) { | ||
| 46 | delimiterChar = dlms.charAt(0); | ||
| 47 | } else { | ||
| 48 | this.dlms = dlms; | ||
| 49 | } | ||
| 50 | setStart(0); | ||
| 51 | } | ||
| 52 | |||
| 53 | public String first() { | ||
| 54 | setStart(0); | ||
| 55 | return token; | ||
| 56 | } | ||
| 57 | |||
| 58 | public String current() { | ||
| 59 | return token; | ||
| 60 | } | ||
| 61 | |||
| 62 | public int currentStart() { | ||
| 63 | return start; | ||
| 64 | } | ||
| 65 | |||
| 66 | public int currentEnd() { | ||
| 67 | return end; | ||
| 68 | } | ||
| 69 | |||
| 70 | public boolean isDone() { | ||
| 71 | return done; | ||
| 72 | } | ||
| 73 | |||
| 74 | public String next() { | ||
| 75 | if (hasNext()) { | ||
| 76 | start = end + 1; | ||
| 77 | end = nextDelimiter(start); | ||
| 78 | token = text.substring(start, end); | ||
| 79 | } else { | ||
| 80 | start = end; | ||
| 81 | token = null; | ||
| 82 | done = true; | ||
| 83 | } | ||
| 84 | return token; | ||
| 85 | } | ||
| 86 | |||
| 87 | public boolean hasNext() { | ||
| 88 | return (end < text.length()); | ||
| 89 | } | ||
| 90 | |||
| 91 | public StringTokenIterator setStart(int offset) { | ||
| 92 | if (offset > text.length()) { | ||
| 93 | throw new IndexOutOfBoundsException(); | ||
| 94 | } | ||
| 95 | start = offset; | ||
| 96 | end = nextDelimiter(start); | ||
| 97 | token = text.substring(start, end); | ||
| 98 | done = false; | ||
| 99 | return this; | ||
| 100 | } | ||
| 101 | |||
| 102 | public StringTokenIterator setText(String text) { | ||
| 103 | this.text = text; | ||
| 104 | setStart(0); | ||
| 105 | return this; | ||
| 106 | } | ||
| 107 | |||
| 108 | private int nextDelimiter(int start) { | ||
| 109 | int textlen = this.text.length(); | ||
| 110 | if (dlms == null) { | ||
| 111 | for (int idx = start; idx < textlen; idx++) { | ||
| 112 | if (text.charAt(idx) == delimiterChar) { | ||
| 113 | return idx; | ||
| 114 | } | ||
| 115 | } | ||
| 116 | } else { | ||
| 117 | int dlmslen = dlms.length(); | ||
| 118 | for (int idx = start; idx < textlen; idx++) { | ||
| 119 | char c = text.charAt(idx); | ||
| 120 | for (int i = 0; i < dlmslen; i++) { | ||
| 121 | if (c == dlms.charAt(i)) { | ||
| 122 | return idx; | ||
| 123 | } | ||
| 124 | } | ||
| 125 | } | ||
| 126 | } | ||
| 127 | return textlen; | ||
| 128 | } | ||
| 129 | } | ||