NativePluralRules.java revision 21557bb6a8f35a2f9889adba449cac950c9d41b9
1/* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package libcore.icu; 18 19import java.util.Locale; 20 21/** 22 * Provides access to ICU's 23 * <a href="http://icu-project.org/apiref/icu4c/classPluralRules.html">PluralRules</a> class. 24 * This is not necessary for Java API, but is used by frameworks/base's resources system to 25 * ease localization of strings to languages with complex grammatical rules regarding number. 26 */ 27public final class NativePluralRules { 28 public static final int ZERO = 0; 29 public static final int ONE = 1; 30 public static final int TWO = 2; 31 public static final int FEW = 3; 32 public static final int MANY = 4; 33 public static final int OTHER = 5; 34 35 private final int address; 36 37 private NativePluralRules(int address) { 38 this.address = address; 39 } 40 41 @Override public void finalize() { 42 finalizeImpl(address); 43 } 44 45 public static NativePluralRules forLocale(Locale locale) { 46 return new NativePluralRules(forLocaleImpl(locale.toString())); 47 } 48 49 /** 50 * Returns the constant defined in this class corresponding 51 * to the first rule that matches the given value. 52 */ 53 public int quantityForInt(int value) { 54 return quantityForIntImpl(address, value); 55 } 56 57 private static native void finalizeImpl(int address); 58 private static native int forLocaleImpl(String localeName); 59 private static native int quantityForIntImpl(int address, int value); 60} 61