/* static */ DictionaryStructureWithBufferPolicy::StructurePolicyPtr
DictionaryStructureWithBufferPolicyFactory::newPolicyForOnMemoryV4Dict(
const FormatUtils::FORMAT_VERSION formatVersion,
const std::vector<int> &locale,
const DictionaryHeaderStructurePolicy::AttributeMap *const attributeMap) {
HeaderPolicy headerPolicy(formatVersion, locale, attributeMap);
DictBuffersPtr dictBuffers = DictBuffers::createVer4DictBuffers(&headerPolicy,
DictConstants::MAX_DICT_EXTENDED_REGION_SIZE);
if (!DynamicPtWritingUtils::writeEmptyDictionary(
dictBuffers->getWritableTrieBuffer(), 0 /* rootPos */)) {
AKLOGE("Empty ver4 dictionary structure cannot be created on memory.");
return nullptr;
}
return DictionaryStructureWithBufferPolicy::StructurePolicyPtr(
new StructurePolicy(std::move(dictBuffers)));
}
/* static */ bool DictFileWritingUtils::createEmptyV4DictFile(const char *const dirPath,
const std::vector<int> localeAsCodePointVector,
const DictionaryHeaderStructurePolicy::AttributeMap *const attributeMap,
const FormatUtils::FORMAT_VERSION formatVersion) {
HeaderPolicy headerPolicy(formatVersion, localeAsCodePointVector, attributeMap);
DictBuffersPtr dictBuffers = DictBuffers::createVer4DictBuffers(&headerPolicy,
DictConstants::MAX_DICT_EXTENDED_REGION_SIZE);
headerPolicy.fillInAndWriteHeaderToBuffer(true /* updatesLastDecayedTime */,
EntryCounts(), 0 /* extendedRegionSize */, dictBuffers->getWritableHeaderBuffer());
if (!DynamicPtWritingUtils::writeEmptyDictionary(
dictBuffers->getWritableTrieBuffer(), 0 /* rootPos */)) {
AKLOGE("Empty ver4 dictionary structure cannot be created on memory.");
return false;
}
return dictBuffers->flush(dirPath);
}
/* static */ DictionaryStructureWithBufferPolicy::StructurePolicyPtr
DictionaryStructureWithBufferPolicyFactory::newPolicyForV4Dict(
const char *const headerFilePath, const FormatUtils::FORMAT_VERSION formatVersion,
MmappedBuffer::MmappedBufferPtr &&mmappedBuffer) {
const int dictDirPathBufSize = strlen(headerFilePath) + 1 /* terminator */;
char dictPath[dictDirPathBufSize];
if (!FileUtils::getFilePathWithoutSuffix(headerFilePath,
DictConstants::HEADER_FILE_EXTENSION, dictDirPathBufSize, dictPath)) {
AKLOGE("Dictionary file name is not valid as a ver4 dictionary. header path: %s",
headerFilePath);
ASSERT(false);
return nullptr;
}
DictBuffersPtr dictBuffers =
DictBuffers::openVer4DictBuffers(dictPath, std::move(mmappedBuffer), formatVersion);
if (!dictBuffers || !dictBuffers->isValid()) {
AKLOGE("DICT: The dictionary doesn't satisfy ver4 format requirements. path: %s",
dictPath);
ASSERT(false);
return nullptr;
}
return DictionaryStructureWithBufferPolicy::StructurePolicyPtr(
new StructurePolicy(std::move(dictBuffers)));
}
