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Step 28-A Introduce the session Id to getSuggestion 

Change-Id: I39d9bf1a7c272eb16d6ed4698f52457579b40f10
main
Satoshi Kataoka 2012-08-14 22:49:59 +09:00
parent 0538493309
commit 3979f060f0
4 changed files with 56 additions and 10 deletions
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39
java/src/com/android/inputmethod/latin/BinaryDictionary.java
View File

@ -18,6 +18,7 @@ package com.android.inputmethod.latin;
import android.content.Context;
import android.text.TextUtils;
import android.util.SparseArray;
import com.android.inputmethod.keyboard.ProximityInfo;
import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
@ -51,6 +52,7 @@ public class BinaryDictionary extends Dictionary {
private static final int TYPED_LETTER_MULTIPLIER = 2;
private long mNativeDict;
private final Locale mLocale;
private final int[] mInputCodePoints = new int[MAX_WORD_LENGTH];
// TODO: The below should be int[] mOutputCodePoints
private final char[] mOutputChars = new char[MAX_WORD_LENGTH * MAX_RESULTS];
@ -59,7 +61,22 @@ public class BinaryDictionary extends Dictionary {
private final int[] mOutputTypes = new int[MAX_RESULTS];
private final boolean mUseFullEditDistance;
private final DicTraverseSession mDicTraverseSession;
private final SparseArray<DicTraverseSession> mDicTraverseSessions =
new SparseArray<DicTraverseSession>();
private DicTraverseSession getTraverseSession(int traverseSessionId) {
DicTraverseSession traverseSession = mDicTraverseSessions.get(traverseSessionId);
if (traverseSession == null) {
synchronized(mDicTraverseSessions) {
traverseSession = mDicTraverseSessions.get(traverseSessionId);
if (traverseSession == null) {
traverseSession = new DicTraverseSession(mLocale, mNativeDict);
mDicTraverseSessions.put(traverseSessionId, traverseSession);
}
}
}
return traverseSession;
}
/**
* Constructor for the binary dictionary. This is supposed to be called from the
@ -76,10 +93,9 @@ public class BinaryDictionary extends Dictionary {
final String filename, final long offset, final long length,
final boolean useFullEditDistance, final Locale locale, final String dictType) {
super(dictType);
mLocale = locale;
mUseFullEditDistance = useFullEditDistance;
loadDictionary(filename, offset, length);
mDicTraverseSession = new DicTraverseSession(locale);
mDicTraverseSession.initSession(mNativeDict);
}
static {
@ -109,7 +125,14 @@ public class BinaryDictionary extends Dictionary {
@Override
public ArrayList<SuggestedWordInfo> getSuggestions(final WordComposer composer,
final CharSequence prevWord, final ProximityInfo proximityInfo) {
return getSuggestionsWithSessionId(composer, prevWord, proximityInfo, 0);
}
@Override
public ArrayList<SuggestedWordInfo> getSuggestionsWithSessionId(final WordComposer composer,
final CharSequence prevWord, final ProximityInfo proximityInfo, int sessionId) {
if (!isValidDictionary()) return null;
Arrays.fill(mInputCodePoints, WordComposer.NOT_A_CODE);
// TODO: toLowerCase in the native code
final int[] prevWordCodePointArray = (null == prevWord)
@ -128,7 +151,7 @@ public class BinaryDictionary extends Dictionary {
final int codesSize = isGesture ? ips.getPointerSize() : composerSize;
// proximityInfo and/or prevWordForBigrams may not be null.
final int tmpCount = getSuggestionsNative(mNativeDict,
proximityInfo.getNativeProximityInfo(), mDicTraverseSession.getSession(),
proximityInfo.getNativeProximityInfo(), getTraverseSession(sessionId).getSession(),
ips.getXCoordinates(), ips.getYCoordinates(), ips.getTimes(), ips.getPointerIds(),
mInputCodePoints, codesSize, 0 /* commitPoint */, isGesture, prevWordCodePointArray,
mUseFullEditDistance, mOutputChars, mOutputScores, mSpaceIndices, mOutputTypes);
@ -187,7 +210,13 @@ public class BinaryDictionary extends Dictionary {
@Override
public synchronized void close() {
mDicTraverseSession.close();
for (int i = 0; i < mDicTraverseSessions.size(); ++i) {
final int key = mDicTraverseSessions.keyAt(i);
final DicTraverseSession traverseSession = mDicTraverseSessions.get(key);
if (traverseSession != null) {
traverseSession.close();
}
}
closeInternal();
}

4
java/src/com/android/inputmethod/latin/DicTraverseSession.java
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@ -22,6 +22,7 @@ public class DicTraverseSession {
static {
JniUtils.loadNativeLibrary();
}
private native long setDicTraverseSessionNative(String locale);
private native void initDicTraverseSessionNative(long nativeDicTraverseSession,
long dictionary, int[] previousWord, int previousWordLength);
@ -29,9 +30,10 @@ public class DicTraverseSession {
private long mNativeDicTraverseSession;
public DicTraverseSession(Locale locale) {
public DicTraverseSession(Locale locale, long dictionary) {
mNativeDicTraverseSession = createNativeDicTraverseSession(
locale != null ? locale.toString() : "");
initSession(dictionary);
}
public long getSession() {

7
java/src/com/android/inputmethod/latin/Dictionary.java
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@ -62,6 +62,13 @@ public abstract class Dictionary {
abstract public ArrayList<SuggestedWordInfo> getSuggestions(final WordComposer composer,
final CharSequence prevWord, final ProximityInfo proximityInfo);
// The default implementation of this method ignores sessionId.
// Subclasses that want to use sessionId need to override this method.
public ArrayList<SuggestedWordInfo> getSuggestionsWithSessionId(final WordComposer composer,
final CharSequence prevWord, final ProximityInfo proximityInfo, int sessionId) {
return getSuggestions(composer, prevWord, proximityInfo);
}
/**
* Checks if the given word occurs in the dictionary
* @param word the word to search for. The search should be case-insensitive.

16
java/src/com/android/inputmethod/latin/Suggest.java
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@ -169,9 +169,17 @@ public class Suggest {
public SuggestedWords getSuggestedWords(
final WordComposer wordComposer, CharSequence prevWordForBigram,
final ProximityInfo proximityInfo, final boolean isCorrectionEnabled) {
return getSuggestedWordsWithSessionId(
wordComposer, prevWordForBigram, proximityInfo, isCorrectionEnabled, 0);
}
public SuggestedWords getSuggestedWordsWithSessionId(
final WordComposer wordComposer, CharSequence prevWordForBigram,
final ProximityInfo proximityInfo, final boolean isCorrectionEnabled, int sessionId) {
LatinImeLogger.onStartSuggestion(prevWordForBigram);
if (wordComposer.isBatchMode()) {
return getSuggestedWordsForBatchInput(wordComposer, prevWordForBigram, proximityInfo);
return getSuggestedWordsForBatchInput(
wordComposer, prevWordForBigram, proximityInfo, sessionId);
} else {
return getSuggestedWordsForTypingInput(wordComposer, prevWordForBigram, proximityInfo,
isCorrectionEnabled);
@ -306,7 +314,7 @@ public class Suggest {
// Retrieves suggestions for the batch input.
private SuggestedWords getSuggestedWordsForBatchInput(
final WordComposer wordComposer, CharSequence prevWordForBigram,
final ProximityInfo proximityInfo) {
final ProximityInfo proximityInfo, int sessionId) {
final BoundedTreeSet suggestionsSet = new BoundedTreeSet(sSuggestedWordInfoComparator,
MAX_SUGGESTIONS);
@ -318,8 +326,8 @@ public class Suggest {
continue;
}
final Dictionary dictionary = mDictionaries.get(key);
suggestionsSet.addAll(dictionary.getSuggestions(
wordComposer, prevWordForBigram, proximityInfo));
suggestionsSet.addAll(dictionary.getSuggestionsWithSessionId(
wordComposer, prevWordForBigram, proximityInfo, sessionId));
}
final ArrayList<SuggestedWordInfo> suggestionsContainer =