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66 lines
2.3 KiB
Java
66 lines
2.3 KiB
Java
/*
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* Copyright (c) 2000, 2020, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package sun.text;
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import jdk.internal.icu.text.NormalizerBase;
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public class CollatorUtilities {
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public static int toLegacyMode(NormalizerBase.Mode mode) {
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// find the index of the legacy mode in the table;
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// if it's not there, default to Collator.NO_DECOMPOSITION (0)
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int legacyMode = legacyModeMap.length;
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while (legacyMode > 0) {
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--legacyMode;
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if (legacyModeMap[legacyMode] == mode) {
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break;
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}
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}
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return legacyMode;
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}
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public static NormalizerBase.Mode toNormalizerMode(int mode) {
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NormalizerBase.Mode normalizerMode;
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try {
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normalizerMode = legacyModeMap[mode];
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}
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catch(ArrayIndexOutOfBoundsException e) {
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normalizerMode = NormalizerBase.NONE;
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}
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return normalizerMode;
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}
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static NormalizerBase.Mode[] legacyModeMap = {
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NormalizerBase.NONE, // Collator.NO_DECOMPOSITION
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NormalizerBase.NFD, // Collator.CANONICAL_DECOMPOSITION
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NormalizerBase.NFKD, // Collator.FULL_DECOMPOSITION
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};
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}
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