am fd10db04: Move shortcut iteration methods to poilcy. (ad49fa9f) · Commits · e / os / android_packages_inputmethods_LatinIME

native/jni/src/suggest/core/dictionary/binary_dictionary_terminal_attributes_reading_utils.h

+8 −12

Original line number	Diff line number	Diff line
		@@ -20,7 +20,6 @@
		#include <stdint.h>

		#include "defines.h"
		#include "suggest/core/dictionary/binary_dictionary_info.h"
		#include "suggest/core/dictionary/byte_array_utils.h"

		namespace latinime {
		@@ -47,16 +46,14 @@ class BinaryDictionaryTerminalAttributesReadingUtils {
		// This method returns the size of the shortcut list region excluding the shortcut list size
		// field at the beginning.
		static AK_FORCE_INLINE int getShortcutListSizeAndForwardPointer(
		const BinaryDictionaryInfo const binaryDictionaryInfo, int const pos) {
		const uint8_t const dictRoot, int const pos) {
		// readUint16andAdvancePosition() returns an offset including the uint16 field itself.
		return ByteArrayUtils::readUint16AndAdvancePosition(
		binaryDictionaryInfo->getDictRoot(), pos) - SHORTCUT_LIST_SIZE_FIELD_SIZE;
		return ByteArrayUtils::readUint16AndAdvancePosition(dictRoot, pos)
		- SHORTCUT_LIST_SIZE_FIELD_SIZE;
		}

		static AK_FORCE_INLINE void skipShortcuts(
		const BinaryDictionaryInfo const binaryDictionaryInfo, int const pos) {
		const int shortcutListSize = getShortcutListSizeAndForwardPointer(
		binaryDictionaryInfo, pos);
		static AK_FORCE_INLINE void skipShortcuts(const uint8_t const dictRoot, int const pos) {
		const int shortcutListSize = getShortcutListSizeAndForwardPointer(dictRoot, pos);
		*pos += shortcutListSize;
		}

		@@ -65,10 +62,9 @@ class BinaryDictionaryTerminalAttributesReadingUtils {
		}

		static AK_FORCE_INLINE int readShortcutTarget(
		const BinaryDictionaryInfo *const binaryDictionaryInfo, const int maxLength,
		int const outWord, int const pos) {
		return ByteArrayUtils::readStringAndAdvancePosition(
		binaryDictionaryInfo->getDictRoot(), maxLength, outWord, pos);
		const uint8_t const dictRoot, const int maxLength, int const outWord,
		int *const pos) {
		return ByteArrayUtils::readStringAndAdvancePosition(dictRoot, maxLength, outWord, pos);
		}

		private:

native/jni/src/suggest/core/dictionary/terminal_attributes.h

+12 −25

Original line number	Diff line number	Diff line
		@@ -19,8 +19,7 @@

		#include <stdint.h>

		#include "suggest/core/dictionary/binary_dictionary_info.h"
		#include "suggest/core/dictionary/binary_dictionary_terminal_attributes_reading_utils.h"
		#include "suggest/core/policy/dictionary_shortcuts_structure_policy.h"

		namespace latinime {

		@@ -33,9 +32,9 @@ class TerminalAttributes {
		public:
		class ShortcutIterator {
		public:
		ShortcutIterator(const BinaryDictionaryInfo *const binaryDictionaryInfo,
		ShortcutIterator(const DictionaryShortcutsStructurePolicy *const shortcutStructurePolicy,
		const int shortcutPos, const bool hasShortcutList)
		: mBinaryDictionaryInfo(binaryDictionaryInfo), mPos(shortcutPos),
		: mShortcutStructurePolicy(shortcutStructurePolicy), mPos(shortcutPos),
		mHasNextShortcutTarget(hasShortcutList) {}

		inline bool hasNextShortcutTarget() const {
		@@ -47,46 +46,34 @@ class TerminalAttributes {
		AK_FORCE_INLINE void nextShortcutTarget(
		const int maxDepth, int const outTarget, int const outTargetLength,
		bool *const outIsWhitelist) {
		const BinaryDictionaryTerminalAttributesReadingUtils::ShortcutFlags flags =
		BinaryDictionaryTerminalAttributesReadingUtils::getFlagsAndForwardPointer(
		mBinaryDictionaryInfo->getDictRoot(), &mPos);
		mHasNextShortcutTarget =
		BinaryDictionaryTerminalAttributesReadingUtils::hasNext(flags);
		if (outIsWhitelist) {
		*outIsWhitelist =
		BinaryDictionaryTerminalAttributesReadingUtils::isWhitelist(flags);
		}
		if (outTargetLength) {
		*outTargetLength =
		BinaryDictionaryTerminalAttributesReadingUtils::readShortcutTarget(
		mBinaryDictionaryInfo, maxDepth, outTarget, &mPos);
		}
		mShortcutStructurePolicy->getNextShortcut(maxDepth, outTarget, outTargetLength,
		outIsWhitelist, &mHasNextShortcutTarget, &mPos);
		}

		private:
		const BinaryDictionaryInfo *const mBinaryDictionaryInfo;
		const DictionaryShortcutsStructurePolicy *const mShortcutStructurePolicy;
		int mPos;
		bool mHasNextShortcutTarget;
		};

		TerminalAttributes(const BinaryDictionaryInfo *const binaryDictionaryInfo,
		TerminalAttributes(const DictionaryShortcutsStructurePolicy *const shortcutStructurePolicy,
		const int shortcutPos)
		: mBinaryDictionaryInfo(binaryDictionaryInfo), mShortcutListSizePos(shortcutPos) {}
		: mShortcutStructurePolicy(shortcutStructurePolicy),
		mShortcutListSizePos(shortcutPos) {}

		inline ShortcutIterator getShortcutIterator() const {
		int shortcutPos = mShortcutListSizePos;
		const bool hasShortcutList = shortcutPos != NOT_A_DICT_POS;
		if (hasShortcutList) {
		BinaryDictionaryTerminalAttributesReadingUtils::getShortcutListSizeAndForwardPointer(
		mBinaryDictionaryInfo, &shortcutPos);
		shortcutPos = mShortcutStructurePolicy->getStartPos(shortcutPos);
		}
		// shortcutPos is never used if hasShortcutList is false.
		return ShortcutIterator(mBinaryDictionaryInfo, shortcutPos, hasShortcutList);
		return ShortcutIterator(mShortcutStructurePolicy, shortcutPos, hasShortcutList);
		}

		private:
		DISALLOW_IMPLICIT_CONSTRUCTORS(TerminalAttributes);
		const BinaryDictionaryInfo *const mBinaryDictionaryInfo;
		const DictionaryShortcutsStructurePolicy *const mShortcutStructurePolicy;
		const int mShortcutListSizePos;
		};
		} // namespace latinime

native/jni/src/suggest/core/policy/dictionary_shortcuts_structure_policy.h

0 → 100644

+46 −0

Original line number	Diff line number	Diff line
		/*
		* 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_SHORTCUTS_STRUCTURE_POLICY_H
		#define LATINIME_DICTIONARY_SHORTCUTS_STRUCTURE_POLICY_H

		#include "defines.h"

		namespace latinime {

		/*
		* This class abstracts structure of shortcuts.
		*/
		class DictionaryShortcutsStructurePolicy {
		public:
		virtual ~DictionaryShortcutsStructurePolicy() {}

		virtual int getStartPos(const int pos) const = 0;

		virtual void getNextShortcut(const int maxCodePointCount, int *const outCodePoint,
		int const outCodePointCount, bool const outIsWhitelist, bool *const outHasNext,
		int *const pos) const = 0;

		virtual void skipAllShortcuts(int *const pos) const = 0;

		protected:
		DictionaryShortcutsStructurePolicy() {}

		private:
		DISALLOW_COPY_AND_ASSIGN(DictionaryShortcutsStructurePolicy);
		};
		} // namespace latinime
		#endif /* LATINIME_DICTIONARY_SHORTCUTS_STRUCTURE_POLICY_H */

native/jni/src/suggest/core/policy/dictionary_structure_with_buffer_policy.h

+3 −0

Original line number	Diff line number	Diff line
		@@ -24,6 +24,7 @@ namespace latinime {
		class DicNode;
		class DicNodeVector;
		class DictionaryBigramsStructurePolicy;
		class DictionaryShortcutsStructurePolicy;

		/*
		* This class abstracts structure of dictionaries.
		@@ -66,6 +67,8 @@ class DictionaryStructureWithBufferPolicy {

		virtual const DictionaryBigramsStructurePolicy *getBigramsStructurePolicy() const = 0;

		virtual const DictionaryShortcutsStructurePolicy *getShortcutsStructurePolicy() const = 0;

		protected:
		DictionaryStructureWithBufferPolicy() {}

native/jni/src/suggest/core/suggest.cpp

+6 −5

Original line number	Diff line number	Diff line
		@@ -19,6 +19,7 @@
		#include "suggest/core/dicnode/dic_node.h"
		#include "suggest/core/dicnode/dic_node_priority_queue.h"
		#include "suggest/core/dicnode/dic_node_vector.h"
		// TODO: Use DictionaryStructurePolicy instead of BinaryDictionaryInfo.
		#include "suggest/core/dictionary/binary_dictionary_info.h"
		#include "suggest/core/dictionary/dictionary.h"
		#include "suggest/core/dictionary/digraph_utils.h"
		@@ -211,11 +212,11 @@ int Suggest::outputSuggestions(DicTraverseSession traverseSession, int frequen
		}

		if (!terminalDicNode->hasMultipleWords()) {
		const BinaryDictionaryInfo *const binaryDictionaryInfo =
		traverseSession->getBinaryDictionaryInfo();
		const TerminalAttributes terminalAttributes(traverseSession->getBinaryDictionaryInfo(),
		binaryDictionaryInfo->getStructurePolicy()->getShortcutPositionOfNode(
		terminalDicNode->getPos()));
		const DictionaryStructureWithBufferPolicy *const structurePolicy =
		traverseSession->getBinaryDictionaryInfo()->getStructurePolicy();
		const TerminalAttributes terminalAttributes(
		structurePolicy->getShortcutsStructurePolicy(),
		structurePolicy->getShortcutPositionOfNode(terminalDicNode->getPos()));
		// Shortcut is not supported for multiple words suggestions.
		// TODO: Check shortcuts during traversal for multiple words suggestions.
		const bool sameAsTyped = TRAVERSAL->sameAsTyped(traverseSession, terminalDicNode);