-package com.hughes.android.dictionary.engine;\r
-\r
-import java.util.Comparator;\r
-import java.util.LinkedHashMap;\r
-import java.util.Locale;\r
-import java.util.Map;\r
-\r
-import com.ibm.icu.text.Collator;\r
-\r
-public class Language {\r
-\r
- static final Map<String, Language> symbolToLangauge = new LinkedHashMap<String, Language>();\r
-\r
- final String symbol;\r
- final Locale locale;\r
-\r
- Collator sortCollator;\r
- final Comparator<String> sortComparator;\r
-\r
- private Collator findCollator;\r
- final Comparator<String> findComparator;\r
-\r
- public Language(final Locale locale) {\r
- this.symbol = locale.getLanguage();\r
- this.locale = locale;\r
-\r
- this.sortComparator = new Comparator<String>() {\r
- public int compare(final String s1, final String s2) {\r
- return getSortCollator().compare(textNorm(s1, false), textNorm(s2, false));\r
- }\r
- };\r
-\r
- this.findComparator = new Comparator<String>() {\r
- public int compare(final String s1, final String s2) {\r
- return getFindCollator().compare(textNorm(s1, false), textNorm(s2, false));\r
- }\r
- };\r
- \r
- symbolToLangauge.put(symbol.toLowerCase(), this);\r
- }\r
-\r
- public String textNorm(final String s, final boolean toLower) {\r
- return toLower ? s.toLowerCase() : s;\r
- }\r
-\r
- @Override\r
- public String toString() {\r
- return locale.toString();\r
- }\r
- \r
- public String getSymbol() {\r
- return symbol;\r
- }\r
- \r
- public synchronized Collator getFindCollator() {\r
- if (findCollator == null) {\r
- findCollator = Collator.getInstance(locale);\r
- findCollator.setDecomposition(Collator.CANONICAL_DECOMPOSITION);\r
- findCollator.setStrength(Collator.SECONDARY);\r
- }\r
- return findCollator;\r
- }\r
-\r
- public synchronized Collator getSortCollator() {\r
- if (sortCollator == null) {\r
- sortCollator = Collator.getInstance(locale);\r
- sortCollator.setDecomposition(Collator.CANONICAL_DECOMPOSITION);\r
- sortCollator.setStrength(Collator.IDENTICAL);\r
- }\r
- return sortCollator;\r
- }\r
-\r
- // ----------------------------------------------------------------\r
-\r
- public static final Language en = new Language(Locale.ENGLISH);\r
- public static final Language fr = new Language(Locale.FRENCH);\r
- public static final Language it = new Language(Locale.ITALIAN);\r
-\r
- public static final Language de = new Language(Locale.GERMAN) {\r
- @Override\r
- public String textNorm(String token, final boolean toLower) {\r
- if (toLower) {\r
- token = token.toLowerCase();\r
- }\r
- boolean sub = false;\r
- // This is meant to be fast: occurrences of ae, oe, ue are probably rare.\r
- for (int ePos = token.indexOf('e', 1); ePos != -1; ePos = token.indexOf(\r
- 'e', ePos + 1)) {\r
- final char pre = Character.toLowerCase(token.charAt(ePos - 1));\r
- if (pre == 'a' || pre == 'o' || pre == 'u') {\r
- sub = true;\r
- break;\r
- }\r
- }\r
- if (!sub) {\r
- return token;\r
- }\r
- \r
- token = token.replaceAll("ae", "ä");\r
- token = token.replaceAll("oe", "ö");\r
- token = token.replaceAll("ue", "ü");\r
-\r
- token = token.replaceAll("Ae", "Ä");\r
- token = token.replaceAll("Oe", "Ö");\r
- token = token.replaceAll("Ue", "Ü");\r
-\r
- token = token.replaceAll("AE", "Ä");\r
- token = token.replaceAll("OE", "Ö");\r
- token = token.replaceAll("UE", "Ü");\r
- \r
- return token; \r
- }\r
- };\r
- \r
- static {\r
- for (final String lang : Locale.getISOLanguages()) {\r
- if (lookup(lang) == null) {\r
- new Language(new Locale(lang));\r
- }\r
- }\r
- }\r
-\r
- // ----------------------------------------------------------------\r
-\r
- public static Language lookup(final String symbol) {\r
- return symbolToLangauge.get(symbol.toLowerCase());\r
- }\r
-\r
-}\r
+// Copyright 2011 Google Inc. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package com.hughes.android.dictionary.engine;
+
+import com.hughes.android.dictionary.CollatorWrapper;
+import com.hughes.android.dictionary.DictionaryApplication;
+
+import java.util.Comparator;
+import java.util.HashMap;
+import java.util.Locale;
+import java.util.Map;
+
+public class Language {
+
+ public static final class LanguageResources {
+ final String englishName;
+ public final int nameId;
+ public final int flagId;
+
+ public LanguageResources(final String englishName, int nameId, int flagId) {
+ this.englishName = englishName;
+ this.nameId = nameId;
+ this.flagId = flagId;
+ }
+
+ public LanguageResources(final String englishName, int nameId) {
+ this(englishName, nameId, 0);
+ }
+ }
+
+ private static final Map<String, Language> registry = new HashMap<>();
+
+ private final String isoCode;
+ private final Locale locale;
+
+ private Language(final Locale locale, final String isoCode) {
+ this.locale = locale;
+ this.isoCode = isoCode;
+
+ registry.put(isoCode.toLowerCase(), this);
+ }
+
+ @Override
+ public String toString() {
+ return locale.toString();
+ }
+
+ public String getIsoCode() {
+ return isoCode;
+ }
+
+ public synchronized Comparator<Object> getCollator() {
+ if (!DictionaryApplication.USE_COLLATOR)
+ return new Comparator<Object>() {
+ @Override
+ public int compare(Object o, Object t1) {
+ return ((String)o).compareToIgnoreCase((String)t1);
+ }
+ };
+ // TODO: consider if this should be cached - but must be thread-safe
+ return CollatorWrapper.getInstanceStrengthIdentical(locale);
+ }
+
+ public String getDefaultNormalizerRules() {
+ return ":: Any-Latin; ' ' > ; :: Lower; :: NFD; :: [:Nonspacing Mark:] Remove; :: NFC ;";
+ }
+
+ /**
+ * A practical pattern to identify strong RTL characters. This pattern is
+ * not completely correct according to the Unicode standard. It is
+ * simplified for performance and small code size.
+ */
+ private static final String rtlChars =
+ "\u0591-\u07FF\uFB1D-\uFDFD\uFE70-\uFEFC";
+
+ @SuppressWarnings("unused")
+ public static String fixBidiText(String text) {
+ // TODO: RTL text (e.g. arabic) in parenthesis might need extra
+ // \u200e markers sometimes - check what exactly is going on there.
+ return text;
+ }
+
+ // ----------------------------------------------------------------
+
+ public static final Language en = new Language(Locale.ENGLISH, "EN");
+ public static final Language it = new Language(Locale.ITALIAN, "IT");
+
+ public static final Language de = new Language(Locale.GERMAN, "DE") {
+ @Override
+ public String getDefaultNormalizerRules() {
+ return ":: Lower; 'ae' > 'ä'; 'oe' > 'ö'; 'ue' > 'ü'; 'ß' > 'ss'; ";
+ }
+ };
+
+ // ----------------------------------------------------------------
+
+ public static synchronized Language lookup(final String isoCode) {
+ Language lang = registry.get(isoCode.toLowerCase());
+ if (lang == null) {
+ lang = new Language(new Locale(isoCode), isoCode);
+ }
+ return lang;
+ }
+
+}
projects / Dictionary.git / blobdiff