1 /*
2 * Copyright (c) 2001, 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
26 package sun.text;
27
28 import sun.text.normalizer.NormalizerBase;
29 import sun.text.normalizer.NormalizerImpl;
30
31 public final class ComposedCharIter {
32 /**
33 * Constant that indicates the iteration has completed.
34 * {@link #next} returns this value when there are no more composed characters
35 * over which to iterate.
36 */
37 public static final int DONE = NormalizerBase.DONE;
38
39 //cache the decomps mapping, so the seconde composedcharIter does
40 //not need to get the data again.
41 private static int chars[];
42 private static String decomps[];
43 private static int decompNum;
44
45 static {
46 int maxNum = 2000; //TBD: Unicode 4.0 only has 1926 canoDecomp...
47 chars = new int[maxNum];
48 decomps = new String[maxNum];
49 decompNum = NormalizerImpl.getDecompose(chars, decomps);
50 }
51
52 /**
53 * Construct a new {@code ComposedCharIter}. The iterator will return
54 * all Unicode characters with canonical decompositions, excluding Korean
55 * Hangul characters.
56 */
57 public ComposedCharIter() { }
58
59 /**
60 * Returns the next precomposed Unicode character.
61 * Repeated calls to {@code next} return all of the precomposed characters defined
62 * by Unicode, in ascending order. After all precomposed characters have
63 * been returned, {@link #hasNext} will return {@code false} and further calls
64 * to {@code next} will return {@link #DONE}.
65 */
66 public int next() {
|
1 /*
2 * Copyright (c) 2001, 2015, 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
26 package sun.text;
27
28 import sun.text.normalizer.NormalizerBase;
29 import sun.text.normalizer.NormalizerImpl;
30
31 public final class ComposedCharIter {
32 /**
33 * Constant that indicates the iteration has completed.
34 * {@link #next} returns this value when there are no more composed characters
35 * over which to iterate.
36 */
37 public static final int DONE = NormalizerBase.DONE;
38
39 //cache the decomps mapping, so the seconde composedcharIter does
40 //not need to get the data again.
41 private static int chars[];
42 private static String decomps[];
43 private static int decompNum;
44
45 static {
46 int maxNum = 2100;
47 chars = new int[maxNum];
48 decomps = new String[maxNum];
49 decompNum = NormalizerImpl.getDecompose(chars, decomps);
50 }
51
52 /**
53 * Construct a new {@code ComposedCharIter}. The iterator will return
54 * all Unicode characters with canonical decompositions, excluding Korean
55 * Hangul characters.
56 */
57 public ComposedCharIter() { }
58
59 /**
60 * Returns the next precomposed Unicode character.
61 * Repeated calls to {@code next} return all of the precomposed characters defined
62 * by Unicode, in ascending order. After all precomposed characters have
63 * been returned, {@link #hasNext} will return {@code false} and further calls
64 * to {@code next} will return {@link #DONE}.
65 */
66 public int next() {
|