| using Lucene.Net.Analysis.Ja.Dict; |
| using Lucene.Net.Codecs; |
| using Lucene.Net.Store; |
| using Lucene.Net.Support; |
| using System; |
| using System.IO; |
| |
| namespace Lucene.Net.Analysis.Ja.Util |
| { |
| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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. |
| */ |
| |
| public sealed class CharacterDefinitionWriter |
| { |
| private readonly byte[] characterCategoryMap = new byte[0x10000]; |
| |
| private readonly bool[] invokeMap = new bool[CharacterDefinition.CLASS_COUNT]; |
| private readonly bool[] groupMap = new bool[CharacterDefinition.CLASS_COUNT]; |
| |
| /// <summary> |
| /// Constructor for building. TODO: remove write access |
| /// </summary> |
| public CharacterDefinitionWriter() |
| { |
| Arrays.Fill(characterCategoryMap, CharacterDefinition.DEFAULT); |
| } |
| |
| /// <summary> |
| /// Put mapping from unicode code point to character class. |
| /// </summary> |
| /// <param name="codePoint">Code point.</param> |
| /// <param name="characterClassName">Character class name.</param> |
| public void PutCharacterCategory(int codePoint, string characterClassName) |
| { |
| characterClassName = characterClassName.Split(' ')[0]; // use first |
| // category |
| // class |
| |
| // Override Nakaguro |
| if (codePoint == 0x30FB) |
| { |
| characterClassName = "SYMBOL"; |
| } |
| characterCategoryMap[codePoint] = CharacterDefinition.LookupCharacterClass(characterClassName); |
| } |
| |
| public void PutInvokeDefinition(string characterClassName, int invoke, int group, int length) |
| { |
| byte characterClass = CharacterDefinition.LookupCharacterClass(characterClassName); |
| invokeMap[characterClass] = invoke == 1; |
| groupMap[characterClass] = group == 1; |
| // TODO: length def ignored |
| } |
| |
| public void Write(string baseDir) |
| { |
| //string filename = baseDir + System.IO.Path.DirectorySeparatorChar + |
| // typeof(CharacterDefinition).FullName.Replace('.', System.IO.Path.DirectorySeparatorChar) + CharacterDefinition.FILENAME_SUFFIX; |
| |
| // LUCENENET specific: we don't need to do a "classpath" output directory, since we |
| // are changing the implementation to read files dynamically instead of making the |
| // user recompile with the new files. |
| string filename = System.IO.Path.Combine(baseDir, typeof(CharacterDefinition).Name + CharacterDefinition.FILENAME_SUFFIX); |
| //new File(filename).getParentFile().mkdirs(); |
| System.IO.Directory.CreateDirectory(System.IO.Path.GetDirectoryName(baseDir)); |
| using (Stream os = new FileStream(filename, FileMode.Create, FileAccess.Write)) |
| { |
| DataOutput @out = new OutputStreamDataOutput(os); |
| CodecUtil.WriteHeader(@out, CharacterDefinition.HEADER, CharacterDefinition.VERSION); |
| @out.WriteBytes(characterCategoryMap, 0, characterCategoryMap.Length); |
| for (int i = 0; i < CharacterDefinition.CLASS_COUNT; i++) |
| { |
| byte b = (byte)( |
| (invokeMap[i] ? 0x01 : 0x00) | |
| (groupMap[i] ? 0x02 : 0x00) |
| ); |
| @out.WriteByte(b); |
| } |
| } |
| } |
| } |
| } |