1 package com.hughes.android.dictionary;
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3 import java.util.Comparator;
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4 import java.util.LinkedHashMap;
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5 import java.util.Locale;
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6 import java.util.Map;
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8 import com.ibm.icu.text.Collator;
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10 public class Language {
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12 static final Map<String, Language> symbolToLangauge = new LinkedHashMap<String, Language>();
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14 final String symbol;
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15 final Locale locale;
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17 Collator sortCollator;
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18 final Comparator<String> sortComparator;
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20 private Collator findCollator;
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21 final Comparator<String> findComparator;
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23 public Language(final Locale locale) {
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24 this.symbol = locale.getLanguage();
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25 this.locale = locale;
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27 this.sortComparator = new Comparator<String>() {
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28 public int compare(final String s1, final String s2) {
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29 return getSortCollator().compare(textNorm(s1), textNorm(s2));
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33 this.findComparator = new Comparator<String>() {
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34 public int compare(final String s1, final String s2) {
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35 return getFindCollator().compare(textNorm(s1), textNorm(s2));
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39 symbolToLangauge.put(symbol.toLowerCase(), this);
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42 public String textNorm(final String s) {
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47 public String toString() {
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48 return locale.toString();
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51 public String getSymbol() {
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55 public synchronized Collator getFindCollator() {
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56 if (findCollator == null) {
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57 findCollator = Collator.getInstance(locale);
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58 findCollator.setDecomposition(Collator.CANONICAL_DECOMPOSITION);
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59 findCollator.setStrength(Collator.SECONDARY);
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61 return findCollator;
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64 public synchronized Collator getSortCollator() {
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65 if (sortCollator == null) {
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66 sortCollator = Collator.getInstance(locale);
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67 sortCollator.setDecomposition(Collator.CANONICAL_DECOMPOSITION);
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68 sortCollator.setStrength(Collator.IDENTICAL);
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70 return sortCollator;
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73 // ----------------------------------------------------------------
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75 public static final Language en = new Language(Locale.ENGLISH);
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76 public static final Language fr = new Language(Locale.FRENCH);
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77 public static final Language it = new Language(Locale.ITALIAN);
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79 public static final Language de = new Language(Locale.GERMAN) {
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81 public String textNorm(String token) {
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82 boolean sub = false;
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83 for (int ePos = token.indexOf('e', 1); ePos != -1; ePos = token.indexOf(
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85 final char pre = Character.toLowerCase(token.charAt(ePos - 1));
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86 if (pre == 'a' || pre == 'o' || pre == 'u') {
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94 token = token.replaceAll("ae", "ä");
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95 token = token.replaceAll("oe", "ö");
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96 token = token.replaceAll("ue", "ü");
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98 token = token.replaceAll("Ae", "Ä");
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99 token = token.replaceAll("Oe", "Ö");
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100 token = token.replaceAll("Ue", "Ü");
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106 for (final String lang : Locale.getISOLanguages()) {
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107 if (lookup(lang) == null) {
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108 new Language(new Locale(lang));
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113 // ----------------------------------------------------------------
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115 public static Language lookup(final String symbol) {
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116 return symbolToLangauge.get(symbol.toLowerCase());
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