Extend jni interface for dictionary migration. (1471fbad) · Commits · e / os / android_packages_inputmethods_LatinIME

java/src/com/android/inputmethod/latin/BinaryDictionary.java

+5 −1

Original line number	Diff line number	Diff line
		@@ -218,6 +218,8 @@ public final class BinaryDictionary extends Dictionary {
		int bigramProbability);
		private static native String getPropertyNative(long dict, String query);
		private static native boolean isCorruptedNative(long dict);
		private static native boolean migrateNative(long dict, String dictFilePath,
		long newFormatVersion);

		// TODO: Move native dict into session
		private final void loadDictionary(final String path, final long startOffset,
		@@ -533,7 +535,9 @@ public final class BinaryDictionary extends Dictionary {
		return false;
		}
		final String tmpDictFilePath = mDictFilePath + DICT_FILE_NAME_SUFFIX_FOR_MIGRATION;
		// TODO: Implement migrateNative(tmpDictFilePath, newFormatVersion).
		if (!migrateNative(mNativeDict, tmpDictFilePath, newFormatVersion)) {
		return false;
		}
		close();
		final File dictFile = new File(mDictFilePath);
		final File tmpDictFile = new File(tmpDictFilePath);

+4 −1

Original line number	Diff line number	Diff line
		@@ -470,7 +470,10 @@ abstract public class ExpandableBinaryDictionary extends Dictionary {
		}
		if (mBinaryDictionary.isValidDictionary()
		&& needsToMigrateDictionary(mBinaryDictionary.getFormatVersion())) {
		mBinaryDictionary.migrateTo(DICTIONARY_FORMAT_VERSION);
		if (!mBinaryDictionary.migrateTo(DICTIONARY_FORMAT_VERSION)) {
		Log.e(TAG, "Dictionary migration failed: " + mDictName);
		removeBinaryDictionaryLocked();
		}
		}
		}

+15 −0

Original line number	Diff line number	Diff line
		@@ -489,6 +489,16 @@ static bool latinime_BinaryDictionary_isCorruptedNative(JNIEnv *env, jclass claz
		return dictionary->getDictionaryStructurePolicy()->isCorrupted();
		}

		static bool latinime_BinaryDictionary_migrateNative(JNIEnv *env, jclass clazz, jlong dict,
		jstring dictFilePath, jlong newFormatVersion) {
		Dictionary dictionary = reinterpret_cast<Dictionary >(dict);
		if (!dictionary) {
		return false;
		}
		// TODO: Implement.
		return false;
		}

		static const JNINativeMethod sMethods[] = {
		{
		const_cast<char *>("openNative"),
		@@ -591,6 +601,11 @@ static const JNINativeMethod sMethods[] = {
		const_cast<char *>("isCorruptedNative"),
		const_cast<char *>("(J)Z"),
		reinterpret_cast<void *>(latinime_BinaryDictionary_isCorruptedNative)
		},
		{
		const_cast<char *>("migrateNative"),
		const_cast<char *>("(JLjava/lang/String;J)Z"),
		reinterpret_cast<void *>(latinime_BinaryDictionary_migrateNative)
		}
		};