diff --git a/java/src/com/android/inputmethod/latin/BinaryDictionary.java b/java/src/com/android/inputmethod/latin/BinaryDictionary.java index dae56b52a..709b0a16e 100644 --- a/java/src/com/android/inputmethod/latin/BinaryDictionary.java +++ b/java/src/com/android/inputmethod/latin/BinaryDictionary.java @@ -19,6 +19,7 @@ package com.android.inputmethod.latin; import android.text.TextUtils; import android.util.SparseArray; +import com.android.inputmethod.annotations.UsedForTesting; import com.android.inputmethod.keyboard.ProximityInfo; import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo; import com.android.inputmethod.latin.settings.NativeSuggestOptions; @@ -47,6 +48,7 @@ public final class BinaryDictionary extends Dictionary { private long mNativeDict; private final Locale mLocale; private final long mDictSize; + private final String mDictFilePath; private final int[] mInputCodePoints = new int[MAX_WORD_LENGTH]; private final int[] mOutputCodePoints = new int[MAX_WORD_LENGTH * MAX_RESULTS]; private final int[] mSpaceIndices = new int[MAX_RESULTS]; @@ -91,6 +93,7 @@ public final class BinaryDictionary extends Dictionary { super(dictType); mLocale = locale; mDictSize = length; + mDictFilePath = filename; mNativeSuggestOptions.setUseFullEditDistance(useFullEditDistance); loadDictionary(filename, offset, length, isUpdatable); } @@ -101,6 +104,9 @@ public final class BinaryDictionary extends Dictionary { private static native long openNative(String sourceDir, long dictOffset, long dictSize, boolean isUpdatable); + private static native void flushNative(long dict, String filePath); + private static native boolean needsToRunGCNative(long dict); + private static native void flushWithGCNative(long dict, String filePath); private static native void closeNative(long dict); private static native int getProbabilityNative(long dict, int[] word); private static native boolean isValidBigramNative(long dict, int[] word0, int[] word1); @@ -261,6 +267,24 @@ public final class BinaryDictionary extends Dictionary { removeBigramWordsNative(mNativeDict, codePoints0, codePoints1); } + @UsedForTesting + public void flush() { + if (!isValidDictionary()) return; + flushNative(mNativeDict, mDictFilePath); + } + + @UsedForTesting + public void flushWithGC() { + if (!isValidDictionary()) return; + flushWithGCNative(mNativeDict, mDictFilePath); + } + + @UsedForTesting + public boolean needsToRunGC() { + if (!isValidDictionary()) return false; + return needsToRunGCNative(mNativeDict); + } + @Override public boolean shouldAutoCommit(final SuggestedWordInfo candidate) { // TODO: actually use the confidence rather than use this completely broken heuristic diff --git a/native/jni/com_android_inputmethod_latin_BinaryDictionary.cpp b/native/jni/com_android_inputmethod_latin_BinaryDictionary.cpp index 6a366121d..a63fab6dc 100644 --- a/native/jni/com_android_inputmethod_latin_BinaryDictionary.cpp +++ b/native/jni/com_android_inputmethod_latin_BinaryDictionary.cpp @@ -46,8 +46,7 @@ static jlong latinime_BinaryDictionary_open(JNIEnv *env, jclass clazz, jstring s sourceDirChars[sourceDirUtf8Length] = '\0'; DictionaryStructureWithBufferPolicy *const dictionaryStructureWithBufferPolicy = DictionaryStructureWithBufferPolicyFactory::newDictionaryStructureWithBufferPolicy( - sourceDirChars, static_cast(sourceDirUtf8Length), - static_cast(dictOffset), static_cast(dictSize), + sourceDirChars, static_cast(dictOffset), static_cast(dictSize), isUpdatable == JNI_TRUE); if (!dictionaryStructureWithBufferPolicy) { return 0; @@ -59,6 +58,35 @@ static jlong latinime_BinaryDictionary_open(JNIEnv *env, jclass clazz, jstring s return reinterpret_cast(dictionary); } +static void latinime_BinaryDictionary_flush(JNIEnv *env, jclass clazz, jlong dict, + jstring filePath) { + Dictionary *dictionary = reinterpret_cast(dict); + if (!dictionary) return; + const jsize filePathUtf8Length = env->GetStringUTFLength(filePath); + char filePathChars[filePathUtf8Length + 1]; + env->GetStringUTFRegion(filePath, 0, env->GetStringLength(filePath), filePathChars); + filePathChars[filePathUtf8Length] = '\0'; + dictionary->flush(filePathChars); +} + +static bool latinime_BinaryDictionary_needsToRunGC(JNIEnv *env, jclass clazz, + jlong dict) { + Dictionary *dictionary = reinterpret_cast(dict); + if (!dictionary) return false; + return dictionary->needsToRunGC(); +} + +static void latinime_BinaryDictionary_flushWithGC(JNIEnv *env, jclass clazz, jlong dict, + jstring filePath) { + Dictionary *dictionary = reinterpret_cast(dict); + if (!dictionary) return; + const jsize filePathUtf8Length = env->GetStringUTFLength(filePath); + char filePathChars[filePathUtf8Length + 1]; + env->GetStringUTFRegion(filePath, 0, env->GetStringLength(filePath), filePathChars); + filePathChars[filePathUtf8Length] = '\0'; + dictionary->flushWithGC(filePathChars); +} + static void latinime_BinaryDictionary_close(JNIEnv *env, jclass clazz, jlong dict) { Dictionary *dictionary = reinterpret_cast(dict); if (!dictionary) return; @@ -252,6 +280,21 @@ static const JNINativeMethod sMethods[] = { const_cast("(J)V"), reinterpret_cast(latinime_BinaryDictionary_close) }, + { + const_cast("flushNative"), + const_cast("(JLjava/lang/String;)V"), + reinterpret_cast(latinime_BinaryDictionary_flush) + }, + { + const_cast("needsToRunGCNative"), + const_cast("(J)Z"), + reinterpret_cast(latinime_BinaryDictionary_needsToRunGC) + }, + { + const_cast("flushWithGCNative"), + const_cast("(JLjava/lang/String;)V"), + reinterpret_cast(latinime_BinaryDictionary_flushWithGC) + }, { const_cast("getSuggestionsNative"), const_cast("(JJJ[I[I[I[I[III[I[I[I[I[I[I[I)I"), diff --git a/native/jni/src/suggest/core/dictionary/dictionary.cpp b/native/jni/src/suggest/core/dictionary/dictionary.cpp index 29fe7ab94..033572201 100644 --- a/native/jni/src/suggest/core/dictionary/dictionary.cpp +++ b/native/jni/src/suggest/core/dictionary/dictionary.cpp @@ -112,6 +112,18 @@ void Dictionary::removeBigramWords(const int *const word0, const int length0, mDictionaryStructureWithBufferPolicy->removeBigramWords(word0, length0, word1, length1); } +void Dictionary::flush(const char *const filePath) { + mDictionaryStructureWithBufferPolicy->flush(filePath); +} + +void Dictionary::flushWithGC(const char *const filePath) { + mDictionaryStructureWithBufferPolicy->flushWithGC(filePath); +} + +bool Dictionary::needsToRunGC() { + return mDictionaryStructureWithBufferPolicy->needsToRunGC(); +} + void Dictionary::logDictionaryInfo(JNIEnv *const env) const { const int BUFFER_SIZE = 16; int dictionaryIdCodePointBuffer[BUFFER_SIZE]; diff --git a/native/jni/src/suggest/core/dictionary/dictionary.h b/native/jni/src/suggest/core/dictionary/dictionary.h index 0afe5a54b..06e84bbfe 100644 --- a/native/jni/src/suggest/core/dictionary/dictionary.h +++ b/native/jni/src/suggest/core/dictionary/dictionary.h @@ -77,6 +77,12 @@ class Dictionary { void removeBigramWords(const int *const word0, const int length0, const int *const word1, const int length1); + void flush(const char *const filePath); + + void flushWithGC(const char *const filePath); + + bool needsToRunGC(); + const DictionaryStructureWithBufferPolicy *getDictionaryStructurePolicy() const { return mDictionaryStructureWithBufferPolicy; } diff --git a/native/jni/src/suggest/core/policy/dictionary_structure_with_buffer_policy.h b/native/jni/src/suggest/core/policy/dictionary_structure_with_buffer_policy.h index c8cbbcfdf..24d1b8ba1 100644 --- a/native/jni/src/suggest/core/policy/dictionary_structure_with_buffer_policy.h +++ b/native/jni/src/suggest/core/policy/dictionary_structure_with_buffer_policy.h @@ -74,6 +74,12 @@ class DictionaryStructureWithBufferPolicy { virtual bool removeBigramWords(const int *const word0, const int length0, const int *const word1, const int length1) = 0; + virtual void flush(const char *const filePath) = 0; + + virtual void flushWithGC(const char *const filePath) = 0; + + virtual bool needsToRunGC() const = 0; + protected: DictionaryStructureWithBufferPolicy() {} diff --git a/native/jni/src/suggest/policyimpl/dictionary/dictionary_structure_with_buffer_policy_factory.cpp b/native/jni/src/suggest/policyimpl/dictionary/dictionary_structure_with_buffer_policy_factory.cpp index 434858d67..ff80dd2f6 100644 --- a/native/jni/src/suggest/policyimpl/dictionary/dictionary_structure_with_buffer_policy_factory.cpp +++ b/native/jni/src/suggest/policyimpl/dictionary/dictionary_structure_with_buffer_policy_factory.cpp @@ -27,12 +27,12 @@ namespace latinime { /* static */ DictionaryStructureWithBufferPolicy *DictionaryStructureWithBufferPolicyFactory - ::newDictionaryStructureWithBufferPolicy(const char *const path, const int pathLength, - const int bufOffset, const int size, const bool isUpdatable) { + ::newDictionaryStructureWithBufferPolicy(const char *const path, const int bufOffset, + const int size, const bool isUpdatable) { // Allocated buffer in MmapedBuffer::openBuffer() will be freed in the destructor of // impl classes of DictionaryStructureWithBufferPolicy. - const MmappedBuffer *const mmapedBuffer = MmappedBuffer::openBuffer(path, pathLength, bufOffset, - size, isUpdatable); + const MmappedBuffer *const mmapedBuffer = MmappedBuffer::openBuffer(path, bufOffset, size, + isUpdatable); if (!mmapedBuffer) { return 0; } diff --git a/native/jni/src/suggest/policyimpl/dictionary/dictionary_structure_with_buffer_policy_factory.h b/native/jni/src/suggest/policyimpl/dictionary/dictionary_structure_with_buffer_policy_factory.h index 1cb7a89c4..8cebc3b16 100644 --- a/native/jni/src/suggest/policyimpl/dictionary/dictionary_structure_with_buffer_policy_factory.h +++ b/native/jni/src/suggest/policyimpl/dictionary/dictionary_structure_with_buffer_policy_factory.h @@ -27,8 +27,7 @@ namespace latinime { class DictionaryStructureWithBufferPolicyFactory { public: static DictionaryStructureWithBufferPolicy *newDictionaryStructureWithBufferPolicy( - const char *const path, const int pathLength, const int bufOffset, const int size, - const bool isUpdatable); + const char *const path, const int bufOffset, const int size, const bool isUpdatable); private: DISALLOW_IMPLICIT_CONSTRUCTORS(DictionaryStructureWithBufferPolicyFactory); diff --git a/native/jni/src/suggest/policyimpl/dictionary/dynamic_patricia_trie_policy.cpp b/native/jni/src/suggest/policyimpl/dictionary/dynamic_patricia_trie_policy.cpp index cccc09041..3cfbfd85b 100644 --- a/native/jni/src/suggest/policyimpl/dictionary/dynamic_patricia_trie_policy.cpp +++ b/native/jni/src/suggest/policyimpl/dictionary/dynamic_patricia_trie_policy.cpp @@ -243,4 +243,29 @@ bool DynamicPatriciaTriePolicy::removeBigramWords(const int *const word0, const return writingHelper.removeBigramWords(word0Pos, word1Pos); } +void DynamicPatriciaTriePolicy::flush(const char *const filePath) { + if (!mBuffer->isUpdatable()) { + AKLOGI("Warning: flush() is called for non-updatable dictionary."); + return; + } + // TODO: Implement. +} + +void DynamicPatriciaTriePolicy::flushWithGC(const char *const filePath) { + if (!mBuffer->isUpdatable()) { + AKLOGI("Warning: flushWithGC() is called for non-updatable dictionary."); + return; + } + // TODO: Implement. +} + +bool DynamicPatriciaTriePolicy::needsToRunGC() const { + if (!mBuffer->isUpdatable()) { + AKLOGI("Warning: needsToRunGC() is called for non-updatable dictionary."); + return false; + } + // TODO: Implement. + return false; +} + } // namespace latinime diff --git a/native/jni/src/suggest/policyimpl/dictionary/dynamic_patricia_trie_policy.h b/native/jni/src/suggest/policyimpl/dictionary/dynamic_patricia_trie_policy.h index 50c724012..2cbb0ff3b 100644 --- a/native/jni/src/suggest/policyimpl/dictionary/dynamic_patricia_trie_policy.h +++ b/native/jni/src/suggest/policyimpl/dictionary/dynamic_patricia_trie_policy.h @@ -85,6 +85,12 @@ class DynamicPatriciaTriePolicy : public DictionaryStructureWithBufferPolicy { bool removeBigramWords(const int *const word0, const int length0, const int *const word1, const int length1); + void flush(const char *const filePath); + + void flushWithGC(const char *const filePath); + + bool needsToRunGC() const; + private: DISALLOW_IMPLICIT_CONSTRUCTORS(DynamicPatriciaTriePolicy); diff --git a/native/jni/src/suggest/policyimpl/dictionary/patricia_trie_policy.h b/native/jni/src/suggest/policyimpl/dictionary/patricia_trie_policy.h index 75d976205..cee3e4ab2 100644 --- a/native/jni/src/suggest/policyimpl/dictionary/patricia_trie_policy.h +++ b/native/jni/src/suggest/policyimpl/dictionary/patricia_trie_policy.h @@ -96,6 +96,22 @@ class PatriciaTriePolicy : public DictionaryStructureWithBufferPolicy { return false; } + void flush(const char *const filePath) { + // This method should not be called for non-updatable dictionary. + AKLOGI("Warning: flush() is called for non-updatable dictionary."); + } + + void flushWithGC(const char *const filePath) { + // This method should not be called for non-updatable dictionary. + AKLOGI("Warning: flushWithGC() is called for non-updatable dictionary."); + } + + bool needsToRunGC() const { + // This method should not be called for non-updatable dictionary. + AKLOGI("Warning: needsToRunGC() is called for non-updatable dictionary."); + return false; + } + private: DISALLOW_IMPLICIT_CONSTRUCTORS(PatriciaTriePolicy); diff --git a/native/jni/src/suggest/policyimpl/dictionary/utils/mmapped_buffer.h b/native/jni/src/suggest/policyimpl/dictionary/utils/mmapped_buffer.h index 6febd7832..6b69116eb 100644 --- a/native/jni/src/suggest/policyimpl/dictionary/utils/mmapped_buffer.h +++ b/native/jni/src/suggest/policyimpl/dictionary/utils/mmapped_buffer.h @@ -29,8 +29,8 @@ namespace latinime { class MmappedBuffer { public: - static MmappedBuffer* openBuffer(const char *const path, const int pathLength, - const int bufferOffset, const int bufferSize, const bool isUpdatable) { + static MmappedBuffer* openBuffer(const char *const path, const int bufferOffset, + const int bufferSize, const bool isUpdatable) { const int openMode = isUpdatable ? O_RDWR : O_RDONLY; const int mmapFd = open(path, openMode); if (mmapFd < 0) {