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Add jni interface to get header information from native. 

Bug: 12810574
Change-Id: I2508483bcb3157f04cc1fe13f24f864d301f1f28
main
Keisuke Kuroyanagi 2014-02-04 21:39:44 +09:00
parent 53fb86c447
commit 927aff72bc
2 changed files with 51 additions and 3 deletions
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38
java/src/com/android/inputmethod/latin/BinaryDictionary.java
View File

@ -22,6 +22,10 @@ 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.makedict.DictionaryHeader;
import com.android.inputmethod.latin.makedict.FormatSpec;
import com.android.inputmethod.latin.makedict.FusionDictionary.DictionaryOptions;
import com.android.inputmethod.latin.makedict.UnsupportedFormatException;
import com.android.inputmethod.latin.settings.NativeSuggestOptions;
import com.android.inputmethod.latin.utils.CollectionUtils;
import com.android.inputmethod.latin.utils.JniUtils;
@ -32,6 +36,7 @@ import com.android.inputmethod.latin.utils.WordProperty;
import java.io.File;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
@ -137,6 +142,9 @@ public final class BinaryDictionary extends Dictionary {
String[] attributeKeyStringArray, String[] attributeValueStringArray);
private static native long openNative(String sourceDir, long dictOffset, long dictSize,
boolean isUpdatable);
private static native void getHeaderInfoNative(long dict, int[] outHeaderSize,
int[] outFormatVersion, ArrayList<int[]> outAttributeKeys,
ArrayList<int[]> outAttributeValues);
private static native void flushNative(long dict, String filePath);
private static native boolean needsToRunGCNative(long dict, boolean mindsBlockByGC);
private static native void flushWithGCNative(long dict, String filePath);
@ -170,7 +178,6 @@ public final class BinaryDictionary extends Dictionary {
private static native int setCurrentTimeForTestNative(int currentTime);
private static native String getPropertyNative(long dict, String query);
@UsedForTesting
public static boolean createEmptyDictFile(final String filePath, final long dictVersion,
final Map<String, String> attributeMap) {
final String[] keyArray = new String[attributeMap.size()];
@ -190,6 +197,33 @@ public final class BinaryDictionary extends Dictionary {
mNativeDict = openNative(path, startOffset, length, isUpdatable);
}
@UsedForTesting
public DictionaryHeader getHeader() throws UnsupportedFormatException {
if (mNativeDict == 0) {
return null;
}
final int[] outHeaderSize = new int[1];
final int[] outFormatVersion = new int[1];
final ArrayList<int[]> outAttributeKeys = CollectionUtils.newArrayList();
final ArrayList<int[]> outAttributeValues = CollectionUtils.newArrayList();
getHeaderInfoNative(mNativeDict, outHeaderSize, outFormatVersion, outAttributeKeys,
outAttributeValues);
final HashMap<String, String> attributes = new HashMap<String, String>();
for (int i = 0; i < outAttributeKeys.size(); i++) {
final String attributeKey = StringUtils.getStringFromNullTerminatedCodePointArray(
outAttributeKeys.get(i));
final String attributeValue = StringUtils.getStringFromNullTerminatedCodePointArray(
outAttributeValues.get(i));
attributes.put(attributeKey, attributeValue);
}
final boolean hasHistoricalInfo =
attributes.get(DictionaryHeader.HAS_HISTORICAL_INFO_KEY).equals(
DictionaryHeader.ATTRIBUTE_VALUE_TRUE);
return new DictionaryHeader(outHeaderSize[0], new DictionaryOptions(attributes),
new FormatSpec.FormatOptions(outFormatVersion[0], hasHistoricalInfo));
}
@Override
public ArrayList<SuggestedWordInfo> getSuggestions(final WordComposer composer,
final String prevWord, final ProximityInfo proximityInfo,
@ -307,7 +341,6 @@ public final class BinaryDictionary extends Dictionary {
return getBigramProbabilityNative(mNativeDict, codePoints0, codePoints1);
}
@UsedForTesting
public WordProperty getWordProperty(final String word) {
if (TextUtils.isEmpty(word)) {
return null;
@ -347,7 +380,6 @@ public final class BinaryDictionary extends Dictionary {
* Method to iterate all words in the dictionary for makedict.
* If token is 0, this method newly starts iterating the dictionary.
*/
@UsedForTesting
public GetNextWordPropertyResult getNextWordProperty(final int token) {
final int[] codePoints = new int[MAX_WORD_LENGTH];
final int nextToken = getNextWordNative(mNativeDict, token, codePoints);

16
native/jni/com_android_inputmethod_latin_BinaryDictionary.cpp
View File

@ -137,6 +137,17 @@ static void latinime_BinaryDictionary_close(JNIEnv *env, jclass clazz, jlong dic
delete dictionary;
}
static void latinime_BinaryDictionary_getHeaderInfo(JNIEnv *env, jclass clazz, jlong dict,
jintArray outHeaderSize, jintArray outFormatVersion, jobject outAttributeKeys,
jobject outAttributeValues) {
Dictionary *dictionary = reinterpret_cast<Dictionary *>(dict);
if (!dictionary) return;
const int formatVersion = dictionary->getFormatVersionNumber();
env->SetIntArrayRegion(outFormatVersion, 0 /* start */, 1 /* len */, &formatVersion);
// TODO: Implement
return;
}
static int latinime_BinaryDictionary_getFormatVersion(JNIEnv *env, jclass clazz, jlong dict) {
Dictionary *dictionary = reinterpret_cast<Dictionary *>(dict);
if (!dictionary) return 0;
@ -510,6 +521,11 @@ static const JNINativeMethod sMethods[] = {
const_cast<char *>("(J)I"),
reinterpret_cast<void *>(latinime_BinaryDictionary_getFormatVersion)
},
{
const_cast<char *>("getHeaderInfoNative"),
const_cast<char *>("(J[I[ILjava/util/ArrayList;Ljava/util/ArrayList;)V"),
reinterpret_cast<void *>(latinime_BinaryDictionary_getHeaderInfo)
},
{
const_cast<char *>("flushNative"),
const_cast<char *>("(JLjava/lang/String;)V"),