| /* |
| * Copyright (C) 2013 The Android Open Source Project |
| * |
| * 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.android.inputmethod.latin.makedict; |
| |
| import com.android.inputmethod.latin.makedict.FormatSpec.DictionaryOptions; |
| import com.android.inputmethod.latin.makedict.FormatSpec.FormatOptions; |
| |
| import java.io.File; |
| import java.util.HashMap; |
| |
| public class BinaryDictUtils { |
| public static final int USE_BYTE_ARRAY = 1; |
| public static final int USE_BYTE_BUFFER = 2; |
| |
| public static final String TEST_DICT_FILE_EXTENSION = ".testDict"; |
| |
| public static final FormatSpec.FormatOptions STATIC_OPTIONS = |
| new FormatSpec.FormatOptions(FormatSpec.VERSION202); |
| public static final FormatSpec.FormatOptions DYNAMIC_OPTIONS_WITHOUT_TIMESTAMP = |
| new FormatSpec.FormatOptions(FormatSpec.VERSION4, false /* hasTimestamp */); |
| public static final FormatSpec.FormatOptions DYNAMIC_OPTIONS_WITH_TIMESTAMP = |
| new FormatSpec.FormatOptions(FormatSpec.VERSION4, true /* hasTimestamp */); |
| |
| public static DictionaryOptions makeDictionaryOptions(final String id, final String version, |
| final FormatSpec.FormatOptions formatOptions) { |
| final DictionaryOptions options = new DictionaryOptions(new HashMap<String, String>()); |
| options.mAttributes.put(DictionaryHeader.DICTIONARY_LOCALE_KEY, "en_US"); |
| options.mAttributes.put(DictionaryHeader.DICTIONARY_ID_KEY, id); |
| options.mAttributes.put(DictionaryHeader.DICTIONARY_VERSION_KEY, version); |
| if (formatOptions.mHasTimestamp) { |
| options.mAttributes.put(DictionaryHeader.HAS_HISTORICAL_INFO_KEY, |
| DictionaryHeader.ATTRIBUTE_VALUE_TRUE); |
| options.mAttributes.put(DictionaryHeader.USES_FORGETTING_CURVE_KEY, |
| DictionaryHeader.ATTRIBUTE_VALUE_TRUE); |
| } |
| return options; |
| } |
| |
| public static File getDictFile(final String name, final String version, |
| final FormatOptions formatOptions, final File directory) { |
| if (formatOptions.mVersion == FormatSpec.VERSION2 |
| || formatOptions.mVersion == FormatSpec.VERSION201 |
| || formatOptions.mVersion == FormatSpec.VERSION202) { |
| return new File(directory, name + "." + version + TEST_DICT_FILE_EXTENSION); |
| } else if (formatOptions.mVersion == FormatSpec.VERSION4) { |
| return new File(directory, name + "." + version); |
| } else { |
| throw new RuntimeException("the format option has a wrong version : " |
| + formatOptions.mVersion); |
| } |
| } |
| |
| public static DictEncoder getDictEncoder(final File file, final FormatOptions formatOptions) { |
| if (formatOptions.mVersion == FormatSpec.VERSION4) { |
| if (!file.isDirectory()) { |
| file.mkdir(); |
| } |
| return new Ver4DictEncoder(file); |
| } else if (formatOptions.mVersion == FormatSpec.VERSION202) { |
| return new Ver2DictEncoder(file, Ver2DictEncoder.CODE_POINT_TABLE_OFF); |
| } else { |
| throw new RuntimeException("The format option has a wrong version : " |
| + formatOptions.mVersion); |
| } |
| } |
| } |