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Move header reading methods to policyimpl.

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Bug: 6669677
Change-Id: I24cb32f28cf355485b431cc56d877000e3f946d4
This commit is contained in:
Keisuke Kuroyanagi 2013-08-13 20:22:40 +09:00
parent ed8a3cb1e1
commit 76e579c7ca
15 changed files with 174 additions and 132 deletions
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18
native/jni/src/suggest/core/dictionary/binary_dictionary_header.cpp
View file

@ -16,23 +16,15 @@
#include "suggest/core/dictionary/binary_dictionary_header.h"
#include "defines.h"
namespace latinime {
const char *const BinaryDictionaryHeader::MULTIPLE_WORDS_DEMOTION_RATE_KEY =
const char *const HeaderPolicy::MULTIPLE_WORDS_DEMOTION_RATE_KEY =
"MULTIPLE_WORDS_DEMOTION_RATE";
const float BinaryDictionaryHeader::DEFAULT_MULTI_WORD_COST_MULTIPLIER = 1.0f;
const float BinaryDictionaryHeader::MULTI_WORD_COST_MULTIPLIER_SCALE = 100.0f;
const float HeaderPolicy::DEFAULT_MULTI_WORD_COST_MULTIPLIER = 1.0f;
const float HeaderPolicy::MULTI_WORD_COST_MULTIPLIER_SCALE = 100.0f;
BinaryDictionaryHeader::BinaryDictionaryHeader(const uint8_t *const dictBuf)
: mDictBuf(dictBuf),
mDictionaryFlags(BinaryDictionaryHeaderReadingUtils::getFlags(mDictBuf)),
mSize(BinaryDictionaryHeaderReadingUtils::getHeaderSize(mDictBuf)),
mMultiWordCostMultiplier(readMultiWordCostMultiplier()) {}
float BinaryDictionaryHeader::readMultiWordCostMultiplier() const {
const int headerValue = BinaryDictionaryHeaderReadingUtils::readHeaderValueInt(
float HeaderPolicy::readMultiWordCostMultiplier() const {
const int headerValue = HeaderReadingUtils::readHeaderValueInt(
mDictBuf, MULTIPLE_WORDS_DEMOTION_RATE_KEY);
if (headerValue == S_INT_MIN) {
// not found

35
native/jni/src/suggest/core/dictionary/binary_dictionary_header.h
View file

@ -14,39 +14,41 @@
* limitations under the License.
*/
#ifndef LATINIME_BINARY_DICTIONARY_HEADER_H
#define LATINIME_BINARY_DICTIONARY_HEADER_H
#ifndef LATINIME_HEADER_POLICY_H
#define LATINIME_HEADER_POLICY_H
#include <stdint.h>
#include "defines.h"
#include "suggest/core/policy/dictionary_header_structure_policy.h"
#include "suggest/core/dictionary/binary_dictionary_header_reading_utils.h"
namespace latinime {
/**
* This class abstracts dictionary header structures and provide interface to access dictionary
* header information.
*/
// TODO:: Move header classes to policyimpl.
class BinaryDictionaryHeader {
// TODO: Move to policyimpl.
class HeaderPolicy : public DictionaryHeaderStructurePolicy {
public:
explicit BinaryDictionaryHeader(const uint8_t *const dictBuf);
explicit HeaderPolicy(const uint8_t *const dictBuf)
: mDictBuf(dictBuf), mDictionaryFlags(HeaderReadingUtils::getFlags(dictBuf)),
mSize(HeaderReadingUtils::getHeaderSize(dictBuf)),
mMultiWordCostMultiplier(readMultiWordCostMultiplier()) {}
~HeaderPolicy() {}
AK_FORCE_INLINE int getSize() const {
return mSize;
}
AK_FORCE_INLINE bool supportsDynamicUpdate() const {
return BinaryDictionaryHeaderReadingUtils::supportsDynamicUpdate(mDictionaryFlags);
return HeaderReadingUtils::supportsDynamicUpdate(mDictionaryFlags);
}
AK_FORCE_INLINE bool requiresGermanUmlautProcessing() const {
return BinaryDictionaryHeaderReadingUtils::requiresGermanUmlautProcessing(mDictionaryFlags);
return HeaderReadingUtils::requiresGermanUmlautProcessing(mDictionaryFlags);
}
AK_FORCE_INLINE bool requiresFrenchLigatureProcessing() const {
return BinaryDictionaryHeaderReadingUtils::requiresFrenchLigatureProcessing(
return HeaderReadingUtils::requiresFrenchLigatureProcessing(
mDictionaryFlags);
}
@ -61,7 +63,7 @@ class BinaryDictionaryHeader {
outValue[0] = '\0';
return;
}
if (!BinaryDictionaryHeaderReadingUtils::readHeaderValue(mDictBuf,
if (!HeaderReadingUtils::readHeaderValue(mDictBuf,
key, outValue, outValueSize)) {
outValue[0] = '?';
outValue[1] = '\0';
@ -69,18 +71,19 @@ class BinaryDictionaryHeader {
}
private:
DISALLOW_COPY_AND_ASSIGN(BinaryDictionaryHeader);
DISALLOW_IMPLICIT_CONSTRUCTORS(HeaderPolicy);
static const char *const MULTIPLE_WORDS_DEMOTION_RATE_KEY;
static const float DEFAULT_MULTI_WORD_COST_MULTIPLIER;
static const float MULTI_WORD_COST_MULTIPLIER_SCALE;
const uint8_t *const mDictBuf;
const BinaryDictionaryHeaderReadingUtils::DictionaryFlags mDictionaryFlags;
const HeaderReadingUtils::DictionaryFlags mDictionaryFlags;
const int mSize;
const float mMultiWordCostMultiplier;
float readMultiWordCostMultiplier() const;
};
} // namespace latinime
#endif // LATINIME_BINARY_DICTIONARY_HEADER_H
#endif /* LATINIME_HEADER_POLICY_H */

49
native/jni/src/suggest/core/dictionary/binary_dictionary_header_reading_utils.cpp
View file

@ -24,39 +24,40 @@
namespace latinime {
const int BinaryDictionaryHeaderReadingUtils::MAX_OPTION_KEY_LENGTH = 256;
const int BinaryDictionaryHeaderReadingUtils::VERSION_2_HEADER_MAGIC_NUMBER_SIZE = 4;
const int BinaryDictionaryHeaderReadingUtils::VERSION_2_HEADER_DICTIONARY_VERSION_SIZE = 2;
const int BinaryDictionaryHeaderReadingUtils::VERSION_2_HEADER_FLAG_SIZE = 2;
const int BinaryDictionaryHeaderReadingUtils::VERSION_2_HEADER_SIZE_FIELD_SIZE = 4;
const int HeaderReadingUtils::MAX_OPTION_KEY_LENGTH = 256;
const BinaryDictionaryHeaderReadingUtils::DictionaryFlags
BinaryDictionaryHeaderReadingUtils::NO_FLAGS = 0;
const int HeaderReadingUtils::HEADER_MAGIC_NUMBER_SIZE = 4;
const int HeaderReadingUtils::HEADER_DICTIONARY_VERSION_SIZE = 2;
const int HeaderReadingUtils::HEADER_FLAG_SIZE = 2;
const int HeaderReadingUtils::HEADER_SIZE_FIELD_SIZE = 4;
const HeaderReadingUtils::DictionaryFlags
HeaderReadingUtils::NO_FLAGS = 0;
// Flags for special processing
// Those *must* match the flags in makedict (BinaryDictInputOutput#*_PROCESSING_FLAG) or
// something very bad (like, the apocalypse) will happen. Please update both at the same time.
const BinaryDictionaryHeaderReadingUtils::DictionaryFlags
BinaryDictionaryHeaderReadingUtils::GERMAN_UMLAUT_PROCESSING_FLAG = 0x1;
const BinaryDictionaryHeaderReadingUtils::DictionaryFlags
BinaryDictionaryHeaderReadingUtils::SUPPORTS_DYNAMIC_UPDATE_FLAG = 0x2;
const BinaryDictionaryHeaderReadingUtils::DictionaryFlags
BinaryDictionaryHeaderReadingUtils::FRENCH_LIGATURE_PROCESSING_FLAG = 0x4;
const HeaderReadingUtils::DictionaryFlags
HeaderReadingUtils::GERMAN_UMLAUT_PROCESSING_FLAG = 0x1;
const HeaderReadingUtils::DictionaryFlags
HeaderReadingUtils::SUPPORTS_DYNAMIC_UPDATE_FLAG = 0x2;
const HeaderReadingUtils::DictionaryFlags
HeaderReadingUtils::FRENCH_LIGATURE_PROCESSING_FLAG = 0x4;
/* static */ int BinaryDictionaryHeaderReadingUtils::getHeaderSize(const uint8_t *const dictBuf) {
/* static */ int HeaderReadingUtils::getHeaderSize(const uint8_t *const dictBuf) {
// See the format of the header in the comment in
// BinaryDictionaryFormatUtils::detectFormatVersion()
return ByteArrayUtils::readUint32(dictBuf, VERSION_2_HEADER_MAGIC_NUMBER_SIZE
+ VERSION_2_HEADER_DICTIONARY_VERSION_SIZE + VERSION_2_HEADER_FLAG_SIZE);
return ByteArrayUtils::readUint32(dictBuf, HEADER_MAGIC_NUMBER_SIZE
+ HEADER_DICTIONARY_VERSION_SIZE + HEADER_FLAG_SIZE);
}
/* static */ BinaryDictionaryHeaderReadingUtils::DictionaryFlags
BinaryDictionaryHeaderReadingUtils::getFlags(const uint8_t *const dictBuf) {
return ByteArrayUtils::readUint16(dictBuf, VERSION_2_HEADER_MAGIC_NUMBER_SIZE
+ VERSION_2_HEADER_DICTIONARY_VERSION_SIZE);
/* static */ HeaderReadingUtils::DictionaryFlags
HeaderReadingUtils::getFlags(const uint8_t *const dictBuf) {
return ByteArrayUtils::readUint16(dictBuf,
HEADER_MAGIC_NUMBER_SIZE + HEADER_DICTIONARY_VERSION_SIZE);
}
// Returns if the key is found or not and reads the found value into outValue.
/* static */ bool BinaryDictionaryHeaderReadingUtils::readHeaderValue(const uint8_t *const dictBuf,
/* static */ bool HeaderReadingUtils::readHeaderValue(const uint8_t *const dictBuf,
const char *const key, int *outValue, const int outValueSize) {
if (outValueSize <= 0) {
return false;
@ -71,8 +72,8 @@ const BinaryDictionaryHeaderReadingUtils::DictionaryFlags
if(ByteArrayUtils::compareStringInBufferWithCharArray(
dictBuf, key, headerSize - pos, &pos) == 0) {
// The key was found.
const int length = ByteArrayUtils::readStringAndAdvancePosition(
dictBuf, outValueSize, outValue, &pos);
const int length = ByteArrayUtils::readStringAndAdvancePosition(dictBuf, outValueSize,
outValue, &pos);
// Add a 0 terminator to the string.
outValue[length < outValueSize ? length : outValueSize - 1] = '\0';
return true;
@ -83,7 +84,7 @@ const BinaryDictionaryHeaderReadingUtils::DictionaryFlags
return false;
}
/* static */ int BinaryDictionaryHeaderReadingUtils::readHeaderValueInt(
/* static */ int HeaderReadingUtils::readHeaderValueInt(
const uint8_t *const dictBuf, const char *const key) {
const int bufferSize = LARGEST_INT_DIGIT_COUNT;
int intBuffer[bufferSize];

24
native/jni/src/suggest/core/dictionary/binary_dictionary_header_reading_utils.h
View file

@ -14,8 +14,8 @@
* limitations under the License.
*/
#ifndef LATINIME_DICTIONARY_HEADER_READING_UTILS_H
#define LATINIME_DICTIONARY_HEADER_READING_UTILS_H
#ifndef LATINIME_HEADER_READING_UTILS_H
#define LATINIME_HEADER_READING_UTILS_H
#include <stdint.h>
@ -23,8 +23,8 @@
namespace latinime {
// TODO:: Move header classes to policyimpl.
class BinaryDictionaryHeaderReadingUtils {
// TODO: Move to policyimpl.
class HeaderReadingUtils {
public:
typedef uint16_t DictionaryFlags;
@ -47,8 +47,8 @@ class BinaryDictionaryHeaderReadingUtils {
}
static AK_FORCE_INLINE int getHeaderOptionsPosition() {
return VERSION_2_HEADER_MAGIC_NUMBER_SIZE + VERSION_2_HEADER_DICTIONARY_VERSION_SIZE
+ VERSION_2_HEADER_FLAG_SIZE + VERSION_2_HEADER_SIZE_FIELD_SIZE;
return HEADER_MAGIC_NUMBER_SIZE + HEADER_DICTIONARY_VERSION_SIZE + HEADER_FLAG_SIZE
+ HEADER_SIZE_FIELD_SIZE;
}
static bool readHeaderValue(const uint8_t *const dictBuf,
@ -57,12 +57,12 @@ class BinaryDictionaryHeaderReadingUtils {
static int readHeaderValueInt(const uint8_t *const dictBuf, const char *const key);
private:
DISALLOW_IMPLICIT_CONSTRUCTORS(BinaryDictionaryHeaderReadingUtils);
DISALLOW_IMPLICIT_CONSTRUCTORS(HeaderReadingUtils);
static const int VERSION_2_HEADER_MAGIC_NUMBER_SIZE;
static const int VERSION_2_HEADER_DICTIONARY_VERSION_SIZE;
static const int VERSION_2_HEADER_FLAG_SIZE;
static const int VERSION_2_HEADER_SIZE_FIELD_SIZE;
static const int HEADER_MAGIC_NUMBER_SIZE;
static const int HEADER_DICTIONARY_VERSION_SIZE;
static const int HEADER_FLAG_SIZE;
static const int HEADER_SIZE_FIELD_SIZE;
static const DictionaryFlags NO_FLAGS;
// Flags for special processing
@ -74,4 +74,4 @@ class BinaryDictionaryHeaderReadingUtils {
static const DictionaryFlags CONTAINS_BIGRAMS_FLAG;
};
}
#endif /* LATINIME_DICTIONARY_HEADER_READING_UTILS_H */
#endif /* LATINIME_HEADER_READING_UTILS_H */

40
native/jni/src/suggest/core/dictionary/binary_dictionary_info.h
View file

@ -20,21 +20,15 @@
#include <stdint.h>
#include "defines.h"
#include "jni.h"
#include "suggest/core/dictionary/binary_dictionary_header.h"
#include "utils/log_utils.h"
namespace latinime {
class BinaryDictionaryInfo {
public:
AK_FORCE_INLINE BinaryDictionaryInfo(JNIEnv *env, const uint8_t *const dictBuf,
AK_FORCE_INLINE BinaryDictionaryInfo(const uint8_t *const dictBuf,
const int dictSize, const int mmapFd, const int dictBufOffset, const bool isUpdatable)
: mDictBuf(dictBuf), mDictSize(dictSize), mMmapFd(mmapFd),
mDictBufOffset(dictBufOffset), mIsUpdatable(isUpdatable),
mDictionaryHeader(dictBuf) {
logDictionaryInfo(env);
}
mDictBufOffset(dictBufOffset), mIsUpdatable(isUpdatable) {}
~BinaryDictionaryInfo() {}
@ -68,36 +62,6 @@ class BinaryDictionaryInfo {
const int mMmapFd;
const int mDictBufOffset;
const bool mIsUpdatable;
// TODO: Move BinaryDictionaryHeader to policyimpl and introduce dedicated API to the
// DictionaryStructureWithBufferPolicy.
const BinaryDictionaryHeader mDictionaryHeader;
AK_FORCE_INLINE void logDictionaryInfo(JNIEnv *const env) const {
const int BUFFER_SIZE = 16;
int dictionaryIdCodePointBuffer[BUFFER_SIZE];
int versionStringCodePointBuffer[BUFFER_SIZE];
int dateStringCodePointBuffer[BUFFER_SIZE];
mDictionaryHeader.readHeaderValueOrQuestionMark("dictionary",
dictionaryIdCodePointBuffer, BUFFER_SIZE);
mDictionaryHeader.readHeaderValueOrQuestionMark("version",
versionStringCodePointBuffer, BUFFER_SIZE);
mDictionaryHeader.readHeaderValueOrQuestionMark("date",
dateStringCodePointBuffer, BUFFER_SIZE);
char dictionaryIdCharBuffer[BUFFER_SIZE];
char versionStringCharBuffer[BUFFER_SIZE];
char dateStringCharBuffer[BUFFER_SIZE];
intArrayToCharArray(dictionaryIdCodePointBuffer, BUFFER_SIZE,
dictionaryIdCharBuffer, BUFFER_SIZE);
intArrayToCharArray(versionStringCodePointBuffer, BUFFER_SIZE,
versionStringCharBuffer, BUFFER_SIZE);
intArrayToCharArray(dateStringCodePointBuffer, BUFFER_SIZE,
dateStringCharBuffer, BUFFER_SIZE);
LogUtils::logToJava(env,
"Dictionary info: dictionary = %s ; version = %s ; date = %s ; filesize = %i",
dictionaryIdCharBuffer, versionStringCharBuffer, dateStringCharBuffer, mDictSize);
}
};
}
#endif /* LATINIME_BINARY_DICTIONARY_INFO_H */

35
native/jni/src/suggest/core/dictionary/dictionary.cpp
View file

@ -21,20 +21,21 @@
#include <stdint.h>
#include "defines.h"
#include "jni.h"
#include "suggest/core/dictionary/bigram_dictionary.h"
#include "suggest/core/policy/dictionary_header_structure_policy.h"
#include "suggest/core/session/dic_traverse_session.h"
#include "suggest/core/suggest.h"
#include "suggest/core/suggest_options.h"
#include "suggest/policyimpl/dictionary/dictionary_structure_with_buffer_policy_factory.h"
#include "suggest/policyimpl/gesture/gesture_suggest_policy_factory.h"
#include "suggest/policyimpl/typing/typing_suggest_policy_factory.h"
#include "utils/log_utils.h"
namespace latinime {
Dictionary::Dictionary(JNIEnv *env, void *dict, int dictSize, int mmapFd,
int dictBufOffset, bool isUpdatable)
: mBinaryDictionaryInfo(env, static_cast<const uint8_t *>(dict), dictSize, mmapFd,
: mBinaryDictionaryInfo(static_cast<const uint8_t *>(dict), dictSize, mmapFd,
dictBufOffset, isUpdatable),
mDictionaryStructureWithBufferPolicy(DictionaryStructureWithBufferPolicyFactory
::newDictionaryStructureWithBufferPolicy(
@ -42,6 +43,7 @@ Dictionary::Dictionary(JNIEnv *env, void *dict, int dictSize, int mmapFd,
mBigramDictionary(new BigramDictionary(mDictionaryStructureWithBufferPolicy)),
mGestureSuggest(new Suggest(GestureSuggestPolicyFactory::getGestureSuggestPolicy())),
mTypingSuggest(new Suggest(TypingSuggestPolicyFactory::getTypingSuggestPolicy())) {
logDictionaryInfo(env);
}
Dictionary::~Dictionary() {
@ -128,4 +130,33 @@ void Dictionary::removeBigramWords(const int *const word0, const int length0,
// TODO: Support dynamic update
}
void Dictionary::logDictionaryInfo(JNIEnv *const env) const {
const int BUFFER_SIZE = 16;
int dictionaryIdCodePointBuffer[BUFFER_SIZE];
int versionStringCodePointBuffer[BUFFER_SIZE];
int dateStringCodePointBuffer[BUFFER_SIZE];
const DictionaryHeaderStructurePolicy *const headerPolicy =
getDictionaryStructurePolicy()->getHeaderStructurePolicy();
headerPolicy->readHeaderValueOrQuestionMark("dictionary", dictionaryIdCodePointBuffer,
BUFFER_SIZE);
headerPolicy->readHeaderValueOrQuestionMark("version", versionStringCodePointBuffer,
BUFFER_SIZE);
headerPolicy->readHeaderValueOrQuestionMark("date", dateStringCodePointBuffer, BUFFER_SIZE);
char dictionaryIdCharBuffer[BUFFER_SIZE];
char versionStringCharBuffer[BUFFER_SIZE];
char dateStringCharBuffer[BUFFER_SIZE];
intArrayToCharArray(dictionaryIdCodePointBuffer, BUFFER_SIZE,
dictionaryIdCharBuffer, BUFFER_SIZE);
intArrayToCharArray(versionStringCodePointBuffer, BUFFER_SIZE,
versionStringCharBuffer, BUFFER_SIZE);
intArrayToCharArray(dateStringCodePointBuffer, BUFFER_SIZE,
dateStringCharBuffer, BUFFER_SIZE);
LogUtils::logToJava(env,
"Dictionary info: dictionary = %s ; version = %s ; date = %s ; filesize = %i",
dictionaryIdCharBuffer, versionStringCharBuffer, dateStringCharBuffer,
mBinaryDictionaryInfo.getDictSize());
}
} // namespace latinime

2
native/jni/src/suggest/core/dictionary/dictionary.h
View file

@ -97,6 +97,8 @@ class Dictionary {
const BigramDictionary *mBigramDictionary;
SuggestInterface *mGestureSuggest;
SuggestInterface *mTypingSuggest;
void logDictionaryInfo(JNIEnv *const env) const;
};
} // namespace latinime
#endif // LATINIME_DICTIONARY_H

13
native/jni/src/suggest/core/dictionary/digraph_utils.cpp
View file

@ -19,7 +19,7 @@
#include <cstdlib>
#include "defines.h"
#include "suggest/core/dictionary/binary_dictionary_header.h"
#include "suggest/core/policy/dictionary_header_structure_policy.h"
#include "utils/char_utils.h"
namespace latinime {
@ -35,8 +35,9 @@ const DigraphUtils::DigraphType DigraphUtils::USED_DIGRAPH_TYPES[] =
{ DIGRAPH_TYPE_GERMAN_UMLAUT, DIGRAPH_TYPE_FRENCH_LIGATURES };
/* static */ bool DigraphUtils::hasDigraphForCodePoint(
const BinaryDictionaryHeader *const header, const int compositeGlyphCodePoint) {
const DigraphUtils::DigraphType digraphType = getDigraphTypeForDictionary(header);
const DictionaryHeaderStructurePolicy *const headerPolicy,
const int compositeGlyphCodePoint) {
const DigraphUtils::DigraphType digraphType = getDigraphTypeForDictionary(headerPolicy);
if (DigraphUtils::getDigraphForDigraphTypeAndCodePoint(digraphType, compositeGlyphCodePoint)) {
return true;
}
@ -45,11 +46,11 @@ const DigraphUtils::DigraphType DigraphUtils::USED_DIGRAPH_TYPES[] =
// Returns the digraph type associated with the given dictionary.
/* static */ DigraphUtils::DigraphType DigraphUtils::getDigraphTypeForDictionary(
const BinaryDictionaryHeader *const header) {
if (header->requiresGermanUmlautProcessing()) {
const DictionaryHeaderStructurePolicy *const headerPolicy) {
if (headerPolicy->requiresGermanUmlautProcessing()) {
return DIGRAPH_TYPE_GERMAN_UMLAUT;
}
if (header->requiresFrenchLigatureProcessing()) {
if (headerPolicy->requiresFrenchLigatureProcessing()) {
return DIGRAPH_TYPE_FRENCH_LIGATURES;
}
return DIGRAPH_TYPE_NONE;

9
native/jni/src/suggest/core/dictionary/digraph_utils.h
View file

@ -21,7 +21,7 @@
namespace latinime {
class BinaryDictionaryHeader;
class DictionaryHeaderStructurePolicy;
class DigraphUtils {
public:
@ -39,14 +39,15 @@ class DigraphUtils {
typedef struct { int first; int second; int compositeGlyph; } digraph_t;
static bool hasDigraphForCodePoint(
const BinaryDictionaryHeader *const header, const int compositeGlyphCodePoint);
static bool hasDigraphForCodePoint(const DictionaryHeaderStructurePolicy *const headerPolicy,
const int compositeGlyphCodePoint);
static int getDigraphCodePointForIndex(const int compositeGlyphCodePoint,
const DigraphCodePointIndex digraphCodePointIndex);
private:
DISALLOW_IMPLICIT_CONSTRUCTORS(DigraphUtils);
static DigraphType getDigraphTypeForDictionary(const BinaryDictionaryHeader *const header);
static DigraphType getDigraphTypeForDictionary(
const DictionaryHeaderStructurePolicy *const headerPolicy);
static int getAllDigraphsForDigraphTypeAndReturnSize(
const DigraphType digraphType, const digraph_t **const digraphs);
static const digraph_t *getDigraphForCodePoint(const int compositeGlyphCodePoint);

50
native/jni/src/suggest/core/policy/dictionary_header_structure_policy.h Normal file
View file

@ -0,0 +1,50 @@
/*
* 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.
*/
#ifndef LATINIME_DICTIONARY_HEADER_STRUCTURE_POLICY_H
#define LATINIME_DICTIONARY_HEADER_STRUCTURE_POLICY_H
#include "defines.h"
namespace latinime {
/*
* This class abstracts structure of dictionaries.
* Implement this policy to support additional dictionaries.
*/
class DictionaryHeaderStructurePolicy {
public:
virtual ~DictionaryHeaderStructurePolicy() {}
virtual bool supportsDynamicUpdate() const = 0;
virtual bool requiresGermanUmlautProcessing() const = 0;
virtual bool requiresFrenchLigatureProcessing() const = 0;
virtual float getMultiWordCostMultiplier() const = 0;
virtual void readHeaderValueOrQuestionMark(const char *const key, int *outValue,
int outValueSize) const = 0;
protected:
DictionaryHeaderStructurePolicy() {}
private:
DISALLOW_COPY_AND_ASSIGN(DictionaryHeaderStructurePolicy);
};
} // namespace latinime
#endif /* LATINIME_DICTIONARY_HEADER_STRUCTURE_POLICY_H */

5
native/jni/src/suggest/core/policy/dictionary_structure_with_buffer_policy.h
View file

@ -21,10 +21,10 @@
namespace latinime {
class BinaryDictionaryHeader;
class DicNode;
class DicNodeVector;
class DictionaryBigramsStructurePolicy;
class DictionaryHeaderStructurePolicy;
class DictionaryShortcutsStructurePolicy;
/*
@ -66,8 +66,7 @@ class DictionaryStructureWithBufferPolicy {
virtual int getBigramsPositionOfNode(const int nodePos) const = 0;
// TODO: Use policy to access header information.
virtual const BinaryDictionaryHeader *getHeader() const = 0;
virtual const DictionaryHeaderStructurePolicy *getHeaderStructurePolicy() const = 0;
virtual const DictionaryBigramsStructurePolicy *getBigramsStructurePolicy() const = 0;

5
native/jni/src/suggest/core/session/dic_traverse_session.cpp
View file

@ -17,9 +17,8 @@
#include "suggest/core/session/dic_traverse_session.h"
#include "defines.h"
#include "jni.h"
#include "suggest/core/dictionary/binary_dictionary_header.h"
#include "suggest/core/dictionary/dictionary.h"
#include "suggest/core/policy/dictionary_header_structure_policy.h"
#include "suggest/core/policy/dictionary_structure_with_buffer_policy.h"
namespace latinime {
@ -27,7 +26,7 @@ namespace latinime {
void DicTraverseSession::init(const Dictionary *const dictionary, const int *prevWord,
int prevWordLength, const SuggestOptions *const suggestOptions) {
mDictionary = dictionary;
mMultiWordCostMultiplier = getDictionaryStructurePolicy()->getHeader()
mMultiWordCostMultiplier = getDictionaryStructurePolicy()->getHeaderStructurePolicy()
->getMultiWordCostMultiplier();
mSuggestOptions = suggestOptions;
if (!prevWord) {

3
native/jni/src/suggest/core/suggest.cpp
View file

@ -308,7 +308,8 @@ void Suggest::expandCurrentDicNodes(DicTraverseSession *traverseSession) const {
continue;
}
if (DigraphUtils::hasDigraphForCodePoint(
traverseSession->getDictionaryStructurePolicy()->getHeader(),
traverseSession->getDictionaryStructurePolicy()
->getHeaderStructurePolicy(),
childDicNode->getNodeCodePoint())) {
correctionDicNode.initByCopy(childDicNode);
correctionDicNode.advanceDigraphIndex();

9
native/jni/src/suggest/policyimpl/dictionary/dynamic_patricia_trie_policy.h
View file

@ -33,7 +33,7 @@ class DicNodeVector;
class DynamicPatriciaTriePolicy : public DictionaryStructureWithBufferPolicy {
public:
DynamicPatriciaTriePolicy(const uint8_t *const dictBuf)
: mHeader(dictBuf), mDictRoot(dictBuf + mHeader.getSize()),
: mHeaderPolicy(dictBuf), mDictRoot(dictBuf + mHeaderPolicy.getSize()),
mBigramListPolicy(mDictRoot), mShortcutListPolicy(mDictRoot) {}
~DynamicPatriciaTriePolicy() {}
@ -58,9 +58,8 @@ class DynamicPatriciaTriePolicy : public DictionaryStructureWithBufferPolicy {
int getBigramsPositionOfNode(const int nodePos) const;
// TODO: Remove and use policy to access header information.
const BinaryDictionaryHeader *getHeader() const {
return &mHeader;
const DictionaryHeaderStructurePolicy *getHeaderStructurePolicy() const {
return &mHeaderPolicy;
}
const DictionaryBigramsStructurePolicy *getBigramsStructurePolicy() const {
@ -75,7 +74,7 @@ class DynamicPatriciaTriePolicy : public DictionaryStructureWithBufferPolicy {
DISALLOW_IMPLICIT_CONSTRUCTORS(DynamicPatriciaTriePolicy);
static const int MAX_CHILD_COUNT_TO_AVOID_INFINITE_LOOP;
const BinaryDictionaryHeader mHeader;
const HeaderPolicy mHeaderPolicy;
// TODO: Consolidate mDictRoot.
const uint8_t *const mDictRoot;
const BigramListPolicy mBigramListPolicy;

9
native/jni/src/suggest/policyimpl/dictionary/patricia_trie_policy.h
View file

@ -33,7 +33,7 @@ class DicNodeVector;
class PatriciaTriePolicy : public DictionaryStructureWithBufferPolicy {
public:
PatriciaTriePolicy(const uint8_t *const dictBuf)
: mHeader(dictBuf), mDictRoot(dictBuf + mHeader.getSize()),
: mHeaderPolicy(dictBuf), mDictRoot(dictBuf + mHeaderPolicy.getSize()),
mBigramListPolicy(mDictRoot), mShortcutListPolicy(mDictRoot) {}
~PatriciaTriePolicy() {}
@ -58,9 +58,8 @@ class PatriciaTriePolicy : public DictionaryStructureWithBufferPolicy {
int getBigramsPositionOfNode(const int nodePos) const;
// TODO: Remove and use policy to access header information.
const BinaryDictionaryHeader *getHeader() const {
return &mHeader;
const DictionaryHeaderStructurePolicy *getHeaderStructurePolicy() const {
return &mHeaderPolicy;
}
const DictionaryBigramsStructurePolicy *getBigramsStructurePolicy() const {
@ -74,7 +73,7 @@ class PatriciaTriePolicy : public DictionaryStructureWithBufferPolicy {
private:
DISALLOW_IMPLICIT_CONSTRUCTORS(PatriciaTriePolicy);
const BinaryDictionaryHeader mHeader;
const HeaderPolicy mHeaderPolicy;
const uint8_t *const mDictRoot;
const BigramListPolicy mBigramListPolicy;
const ShortcutListPolicy mShortcutListPolicy;