am 90619ae0: Move utils for reading dict to policyimpl.

* commit '90619ae02b1861e644db6a0d72d0e5f9c195ef3e':
  Move utils for reading dict to policyimpl.
main
Keisuke Kuroyanagi 2013-08-14 00:03:38 -07:00 committed by Android Git Automerger
commit d0d2d239c0
15 changed files with 32 additions and 38 deletions

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@ -53,9 +53,7 @@ LATIN_IME_CORE_SRC_FILES := \
dic_nodes_cache.cpp) \ dic_nodes_cache.cpp) \
$(addprefix suggest/core/dictionary/, \ $(addprefix suggest/core/dictionary/, \
bigram_dictionary.cpp \ bigram_dictionary.cpp \
binary_dictionary_format_utils.cpp \
bloom_filter.cpp \ bloom_filter.cpp \
byte_array_utils.cpp \
dictionary.cpp \ dictionary.cpp \
digraph_utils.cpp \ digraph_utils.cpp \
multi_bigram_map.cpp) \ multi_bigram_map.cpp) \
@ -72,6 +70,8 @@ LATIN_IME_CORE_SRC_FILES := \
header/header_policy.cpp \ header/header_policy.cpp \
header/header_reading_utils.cpp \ header/header_reading_utils.cpp \
shortcut/shortcut_list_reading_utils.cpp \ shortcut/shortcut_list_reading_utils.cpp \
utils/byte_array_utils.cpp \
utils/format_utils.cpp \
dictionary_structure_with_buffer_policy_factory.cpp \ dictionary_structure_with_buffer_policy_factory.cpp \
dynamic_patricia_trie_node_reader.cpp \ dynamic_patricia_trie_node_reader.cpp \
dynamic_patricia_trie_policy.cpp \ dynamic_patricia_trie_policy.cpp \

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@ -27,10 +27,10 @@
#include "defines.h" #include "defines.h"
#include "jni.h" #include "jni.h"
#include "jni_common.h" #include "jni_common.h"
#include "suggest/core/dictionary/binary_dictionary_format_utils.h"
#include "suggest/core/dictionary/binary_dictionary_info.h" #include "suggest/core/dictionary/binary_dictionary_info.h"
#include "suggest/core/dictionary/dictionary.h" #include "suggest/core/dictionary/dictionary.h"
#include "suggest/core/suggest_options.h" #include "suggest/core/suggest_options.h"
#include "suggest/policyimpl/dictionary/utils/format_utils.h"
#include "utils/autocorrection_threshold_utils.h" #include "utils/autocorrection_threshold_utils.h"
namespace latinime { namespace latinime {
@ -87,8 +87,8 @@ static jlong latinime_BinaryDictionary_open(JNIEnv *env, jclass clazz, jstring s
return 0; return 0;
} }
Dictionary *dictionary = 0; Dictionary *dictionary = 0;
if (BinaryDictionaryFormatUtils::UNKNOWN_VERSION if (FormatUtils::UNKNOWN_VERSION
== BinaryDictionaryFormatUtils::detectFormatVersion(static_cast<uint8_t *>(dictBuf), == FormatUtils::detectFormatVersion(static_cast<uint8_t *>(dictBuf),
static_cast<int>(dictSize))) { static_cast<int>(dictSize))) {
AKLOGE("DICT: dictionary format is unknown, bad magic number"); AKLOGE("DICT: dictionary format is unknown, bad magic number");
releaseDictBuf(static_cast<const char *>(dictBuf) - offset, adjDictSize, fd); releaseDictBuf(static_cast<const char *>(dictBuf) - offset, adjDictSize, fd);

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@ -16,7 +16,7 @@
#include "suggest/policyimpl/dictionary/bigram/bigram_list_reading_utils.h" #include "suggest/policyimpl/dictionary/bigram/bigram_list_reading_utils.h"
#include "suggest/core/dictionary/byte_array_utils.h" #include "suggest/policyimpl/dictionary/utils/byte_array_utils.h"
namespace latinime { namespace latinime {

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@ -20,7 +20,7 @@
#include <stdint.h> #include <stdint.h>
#include "defines.h" #include "defines.h"
#include "suggest/core/dictionary/byte_array_utils.h" #include "suggest/policyimpl/dictionary/utils/byte_array_utils.h"
namespace latinime { namespace latinime {

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@ -19,19 +19,19 @@
#include <stdint.h> #include <stdint.h>
#include "defines.h" #include "defines.h"
#include "suggest/core/dictionary/binary_dictionary_format_utils.h"
#include "suggest/policyimpl/dictionary/dynamic_patricia_trie_policy.h" #include "suggest/policyimpl/dictionary/dynamic_patricia_trie_policy.h"
#include "suggest/policyimpl/dictionary/patricia_trie_policy.h" #include "suggest/policyimpl/dictionary/patricia_trie_policy.h"
#include "suggest/policyimpl/dictionary/utils/format_utils.h"
namespace latinime { namespace latinime {
/* static */ DictionaryStructureWithBufferPolicy *DictionaryStructureWithBufferPolicyFactory /* static */ DictionaryStructureWithBufferPolicy *DictionaryStructureWithBufferPolicyFactory
::newDictionaryStructureWithBufferPolicy(const uint8_t *const dictBuf, ::newDictionaryStructureWithBufferPolicy(const uint8_t *const dictBuf,
const int dictSize) { const int dictSize) {
switch (BinaryDictionaryFormatUtils::detectFormatVersion(dictBuf, dictSize)) { switch (FormatUtils::detectFormatVersion(dictBuf, dictSize)) {
case BinaryDictionaryFormatUtils::VERSION_2: case FormatUtils::VERSION_2:
return new PatriciaTriePolicy(dictBuf); return new PatriciaTriePolicy(dictBuf);
case BinaryDictionaryFormatUtils::VERSION_3: case FormatUtils::VERSION_3:
return new DynamicPatriciaTriePolicy(dictBuf); return new DynamicPatriciaTriePolicy(dictBuf);
default: default:
ASSERT(false); ASSERT(false);

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@ -17,7 +17,7 @@
#include "suggest/policyimpl/dictionary/dynamic_patricia_trie_reading_utils.h" #include "suggest/policyimpl/dictionary/dynamic_patricia_trie_reading_utils.h"
#include "defines.h" #include "defines.h"
#include "suggest/core/dictionary/byte_array_utils.h" #include "suggest/policyimpl/dictionary/utils/byte_array_utils.h"
namespace latinime { namespace latinime {

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@ -20,7 +20,7 @@
#include <stdint.h> #include <stdint.h>
#include "defines.h" #include "defines.h"
#include "suggest/core/dictionary/byte_array_utils.h" #include "suggest/policyimpl/dictionary/utils/byte_array_utils.h"
namespace latinime { namespace latinime {

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@ -20,7 +20,7 @@
#include <cstdlib> #include <cstdlib>
#include "defines.h" #include "defines.h"
#include "suggest/core/dictionary/byte_array_utils.h" #include "suggest/policyimpl/dictionary/utils/byte_array_utils.h"
namespace latinime { namespace latinime {

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@ -17,7 +17,7 @@
#include "suggest/policyimpl/dictionary/patricia_trie_reading_utils.h" #include "suggest/policyimpl/dictionary/patricia_trie_reading_utils.h"
#include "defines.h" #include "defines.h"
#include "suggest/core/dictionary/byte_array_utils.h" #include "suggest/policyimpl/dictionary/utils/byte_array_utils.h"
namespace latinime { namespace latinime {

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@ -20,7 +20,7 @@
#include <stdint.h> #include <stdint.h>
#include "defines.h" #include "defines.h"
#include "suggest/core/dictionary/byte_array_utils.h" #include "suggest/policyimpl/dictionary/utils/byte_array_utils.h"
namespace latinime { namespace latinime {

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@ -20,7 +20,7 @@
#include <stdint.h> #include <stdint.h>
#include "defines.h" #include "defines.h"
#include "suggest/core/dictionary/byte_array_utils.h" #include "suggest/policyimpl/dictionary/utils/byte_array_utils.h"
namespace latinime { namespace latinime {

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@ -14,7 +14,7 @@
* limitations under the License. * limitations under the License.
*/ */
#include "suggest/core/dictionary/byte_array_utils.h" #include "suggest/policyimpl/dictionary/utils/byte_array_utils.h"
namespace latinime { namespace latinime {

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@ -14,9 +14,9 @@
* limitations under the License. * limitations under the License.
*/ */
#include "suggest/core/dictionary/binary_dictionary_format_utils.h" #include "suggest/policyimpl/dictionary/utils/format_utils.h"
#include "suggest/core/dictionary/byte_array_utils.h" #include "suggest/policyimpl/dictionary/utils/byte_array_utils.h"
namespace latinime { namespace latinime {
@ -24,21 +24,19 @@ namespace latinime {
* Dictionary size * Dictionary size
*/ */
// Any file smaller than this is not a dictionary. // Any file smaller than this is not a dictionary.
const int BinaryDictionaryFormatUtils::DICTIONARY_MINIMUM_SIZE = 4; const int FormatUtils::DICTIONARY_MINIMUM_SIZE = 4;
/** /**
* Format versions * Format versions
*/ */
// The versions of Latin IME that only handle format version 1 only test for the magic // 32 bit magic number is stored at the beginning of the dictionary header to reject unsupported
// number, so we had to change it so that version 2 files would be rejected by older // or obsolete dictionary formats.
// implementations. On this occasion, we made the magic number 32 bits long. const uint32_t FormatUtils::HEADER_VERSION_2_MAGIC_NUMBER = 0x9BC13AFE;
const uint32_t BinaryDictionaryFormatUtils::HEADER_VERSION_2_MAGIC_NUMBER = 0x9BC13AFE;
// Magic number (4 bytes), version (2 bytes), options (2 bytes), header size (4 bytes) = 12 // Magic number (4 bytes), version (2 bytes), options (2 bytes), header size (4 bytes) = 12
const int BinaryDictionaryFormatUtils::HEADER_VERSION_2_MINIMUM_SIZE = 12; const int FormatUtils::HEADER_VERSION_2_MINIMUM_SIZE = 12;
/* static */ BinaryDictionaryFormatUtils::FORMAT_VERSION /* static */ FormatUtils::FORMAT_VERSION FormatUtils::detectFormatVersion(
BinaryDictionaryFormatUtils::detectFormatVersion(const uint8_t *const dict, const uint8_t *const dict, const int dictSize) {
const int dictSize) {
// The magic number is stored big-endian. // The magic number is stored big-endian.
// If the dictionary is less than 4 bytes, we can't even read the magic number, so we don't // If the dictionary is less than 4 bytes, we can't even read the magic number, so we don't
// understand this format. // understand this format.

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@ -14,8 +14,8 @@
* limitations under the License. * limitations under the License.
*/ */
#ifndef LATINIME_BINARY_DICTIONARY_FORMAT_UTILS_H #ifndef LATINIME_FORMAT_UTILS_H
#define LATINIME_BINARY_DICTIONARY_FORMAT_UTILS_H #define LATINIME_FORMAT_UTILS_H
#include <stdint.h> #include <stdint.h>
@ -25,12 +25,8 @@ namespace latinime {
/** /**
* Methods to handle binary dictionary format version. * Methods to handle binary dictionary format version.
*
* Currently, we have a file with a similar name, binary_format.h. binary_format.h contains binary
* reading methods and utility methods for various purposes.
* On the other hand, this file deals with only about dictionary format version.
*/ */
class BinaryDictionaryFormatUtils { class FormatUtils {
public: public:
enum FORMAT_VERSION { enum FORMAT_VERSION {
VERSION_2, VERSION_2,
@ -41,11 +37,11 @@ class BinaryDictionaryFormatUtils {
static FORMAT_VERSION detectFormatVersion(const uint8_t *const dict, const int dictSize); static FORMAT_VERSION detectFormatVersion(const uint8_t *const dict, const int dictSize);
private: private:
DISALLOW_IMPLICIT_CONSTRUCTORS(BinaryDictionaryFormatUtils); DISALLOW_IMPLICIT_CONSTRUCTORS(FormatUtils);
static const int DICTIONARY_MINIMUM_SIZE; static const int DICTIONARY_MINIMUM_SIZE;
static const uint32_t HEADER_VERSION_2_MAGIC_NUMBER; static const uint32_t HEADER_VERSION_2_MAGIC_NUMBER;
static const int HEADER_VERSION_2_MINIMUM_SIZE; static const int HEADER_VERSION_2_MINIMUM_SIZE;
}; };
} // namespace latinime } // namespace latinime
#endif /* LATINIME_BINARY_DICTIONARY_FORMAT_UTILS_H */ #endif /* LATINIME_FORMAT_UTILS_H */