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| 1 | /* | ||
| 2 | * Copyright (c) 2000, 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 | package sun.text; | ||
| 27 | |||
| 28 | import sun.text.normalizer.NormalizerBase; | ||
| 29 | |||
| 30 | public class CollatorUtilities { | ||
| 31 | |||
| 32 | public static int toLegacyMode(NormalizerBase.Mode mode) { | ||
| 33 | // find the index of the legacy mode in the table; | ||
| 34 | // if it's not there, default to Collator.NO_DECOMPOSITION (0) | ||
| 35 | int legacyMode = legacyModeMap.length; | ||
| 36 | while (legacyMode > 0) { | ||
| 37 | --legacyMode; | ||
| 38 | if (legacyModeMap[legacyMode] == mode) { | ||
| 39 | break; | ||
| 40 | } | ||
| 41 | } | ||
| 42 | return legacyMode; | ||
| 43 | } | ||
| 44 | |||
| 45 | public static NormalizerBase.Mode toNormalizerMode(int mode) { | ||
| 46 | NormalizerBase.Mode normalizerMode; | ||
| 47 | |||
| 48 | try { | ||
| 49 | normalizerMode = legacyModeMap[mode]; | ||
| 50 | } | ||
| 51 | catch(ArrayIndexOutOfBoundsException e) { | ||
| 52 | normalizerMode = NormalizerBase.NONE; | ||
| 53 | } | ||
| 54 | return normalizerMode; | ||
| 55 | |||
| 56 | } | ||
| 57 | |||
| 58 | |||
| 59 | static NormalizerBase.Mode[] legacyModeMap = { | ||
| 60 | NormalizerBase.NONE, // Collator.NO_DECOMPOSITION | ||
| 61 | NormalizerBase.NFD, // Collator.CANONICAL_DECOMPOSITION | ||
| 62 | NormalizerBase.NFKD, // Collator.FULL_DECOMPOSITION | ||
| 63 | }; | ||
| 64 | |||
| 65 | } | ||