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89 lines
2.4 KiB
89 lines
2.4 KiB
/*
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* Copyright (c) 2007, 2018, Oracle and/or its affiliates. All rights reserved.
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* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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*/
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/*
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* Copyright 1999-2004 The Apache Software Foundation.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/*
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* $Id: LocaleUtility.java,v 1.2.4.1 2005/09/15 08:15:47 suresh_emailid Exp $
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*/
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package com.sun.org.apache.xml.internal.utils;
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import java.util.Locale;
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/**
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* @author Igor Hersht, igorh@ca.ibm.com
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*/
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public class LocaleUtility {
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/**
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* IETF RFC 1766 tag separator
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*/
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public final static char IETF_SEPARATOR = '-';
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public final static String EMPTY_STRING = "";
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public static Locale langToLocale(String lang) {
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if((lang == null) || lang.equals(EMPTY_STRING)){ // not specified => getDefault
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return Locale.getDefault();
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}
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String language = EMPTY_STRING;
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String country = EMPTY_STRING;
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String variant = EMPTY_STRING;
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int i1 = lang.indexOf(IETF_SEPARATOR);
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if (i1 < 0) {
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language = lang;
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} else {
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language = lang.substring(0, i1);
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++i1;
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int i2 = lang.indexOf(IETF_SEPARATOR, i1);
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if (i2 < 0) {
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country = lang.substring(i1);
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} else {
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country = lang.substring(i1, i2);
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variant = lang.substring(i2+1);
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}
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}
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if(language.length() == 2){
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language = language.toLowerCase();
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}else {
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language = EMPTY_STRING;
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}
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if(country.length() == 2){
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country = country.toUpperCase();
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}else {
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country = EMPTY_STRING;
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}
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if((variant.length() > 0) &&
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((language.length() == 2) ||(country.length() == 2))){
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variant = variant.toUpperCase();
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}else{
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variant = EMPTY_STRING;
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}
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return new Locale(language, country, variant );
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}
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}
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