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      1 /*
      2  * Copyright (C) 2013 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #ifndef LATINIME_DICTIONARY_STRUCTURE_WITH_BUFFER_POLICY_FACTORY_H
     18 #define LATINIME_DICTIONARY_STRUCTURE_WITH_BUFFER_POLICY_FACTORY_H
     19 
     20 #include <vector>
     21 
     22 #include "defines.h"
     23 #include "dictionary/interface/dictionary_header_structure_policy.h"
     24 #include "dictionary/interface/dictionary_structure_with_buffer_policy.h"
     25 #include "dictionary/utils/format_utils.h"
     26 #include "dictionary/utils/mmapped_buffer.h"
     27 
     28 namespace latinime {
     29 
     30 class DictionaryStructureWithBufferPolicyFactory {
     31  public:
     32     static DictionaryStructureWithBufferPolicy::StructurePolicyPtr
     33             newPolicyForExistingDictFile(const char *const path, const int bufOffset,
     34                     const int size, const bool isUpdatable);
     35 
     36     static DictionaryStructureWithBufferPolicy::StructurePolicyPtr
     37             newPolicyForOnMemoryDict(const int formatVersion, const std::vector<int> &locale,
     38                     const DictionaryHeaderStructurePolicy::AttributeMap *const attributeMap);
     39 
     40  private:
     41     DISALLOW_IMPLICIT_CONSTRUCTORS(DictionaryStructureWithBufferPolicyFactory);
     42 
     43     template<class DictConstants, class DictBuffers, class DictBuffersPtr, class StructurePolicy>
     44     static DictionaryStructureWithBufferPolicy::StructurePolicyPtr
     45             newPolicyForOnMemoryV4Dict(const FormatUtils::FORMAT_VERSION formatVersion,
     46                     const std::vector<int> &locale,
     47                     const DictionaryHeaderStructurePolicy::AttributeMap *const attributeMap);
     48 
     49     static DictionaryStructureWithBufferPolicy::StructurePolicyPtr
     50             newPolicyForDirectoryDict(const char *const path, const bool isUpdatable);
     51 
     52     template<class DictConstants, class DictBuffers, class DictBuffersPtr, class StructurePolicy>
     53     static DictionaryStructureWithBufferPolicy::StructurePolicyPtr newPolicyForV4Dict(
     54             const char *const headerFilePath, const FormatUtils::FORMAT_VERSION formatVersion,
     55                     MmappedBuffer::MmappedBufferPtr &&mmappedBuffer);
     56 
     57     static DictionaryStructureWithBufferPolicy::StructurePolicyPtr
     58             newPolicyForFileDict(const char *const path, const int bufOffset, const int size);
     59 
     60     static void getHeaderFilePathInDictDir(const char *const dirPath,
     61             const int outHeaderFileBufSize, char *const outHeaderFilePath);
     62 };
     63 } // namespace latinime
     64 #endif // LATINIME_DICTIONARY_STRUCTURE_WITH_BUFFER_POLICY_FACTORY_H
     65