Cleanup Suggest to be able to be unit test ready

Bug: 3414081
Change-Id: Ia76afac4b1a61b8953a215b7cbdb7557736f7b9c
This commit is contained in:
Tadashi G. Takaoka 2011-03-03 16:02:28 -08:00
parent dca305dd71
commit c2c44f94e7
2 changed files with 66 additions and 64 deletions

View file

@ -19,6 +19,7 @@ package com.android.inputmethod.latin;
import android.util.Log;
import java.util.ArrayList;
import java.util.Collection;
public class AutoCorrection {
private static final boolean DBG = LatinImeLogger.sDBG;
@ -45,12 +46,12 @@ public class AutoCorrection {
return mNormalizedScore;
}
public void updateAutoCorrectionStatus(Suggest suggest,
public void updateAutoCorrectionStatus(Collection<Dictionary> dictionaries,
WordComposer wordComposer, ArrayList<CharSequence> suggestions, int[] priorities,
CharSequence typedWord, double autoCorrectionThreshold, int correctionMode,
CharSequence quickFixedWord) {
if (hasAutoCorrectionForTypedWord(
suggest, wordComposer, suggestions, typedWord, correctionMode)) {
dictionaries, wordComposer, suggestions, typedWord, correctionMode)) {
mHasAutoCorrection = true;
mAutoCorrectionWord = typedWord;
} else if (hasAutoCorrectForBinaryDictionary(wordComposer, suggestions, correctionMode,
@ -63,9 +64,17 @@ public class AutoCorrection {
}
}
private boolean hasAutoCorrectionForTypedWord(Suggest suggest, WordComposer wordComposer,
ArrayList<CharSequence> suggestions, CharSequence typedWord, int correctionMode) {
return wordComposer.size() > 1 && suggestions.size() > 0 && suggest.isValidWord(typedWord)
private boolean hasAutoCorrectionForTypedWord(Collection<Dictionary> dictionaries,
WordComposer wordComposer, ArrayList<CharSequence> suggestions, CharSequence typedWord,
int correctionMode) {
boolean isValidWord = false;
for (final Dictionary dictionary : dictionaries) {
if (dictionary.isValidWord(typedWord)) {
isValidWord = true;
break;
}
}
return wordComposer.size() > 1 && suggestions.size() > 0 && isValidWord
&& (correctionMode == Suggest.CORRECTION_FULL
|| correctionMode == Suggest.CORRECTION_FULL_BIGRAM);
}

View file

@ -25,6 +25,10 @@ import android.view.View;
import java.io.File;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
/**
* This class loads a dictionary and provides a list of suggestions for a given sequence of
@ -70,14 +74,13 @@ public class Suggest implements Dictionary.WordCallback {
private AutoCorrection mAutoCorrection;
private BinaryDictionary mMainDict;
private Dictionary mUserDictionary;
private Dictionary mAutoDictionary;
private Dictionary mContactsDictionary;
private Dictionary mUserBigramDictionary;
private static final String DICT_KEY_MAIN = "main";
private static final String DICT_KEY_CONTACTS = "contacts";
private static final String DICT_KEY_AUTO = "auto";
private static final String DICT_KEY_USER = "user";
private static final String DICT_KEY_USER_BIGRAM = "user_bigram";
private final Map<String, Dictionary> mUnigramDictionaries = new HashMap<String, Dictionary>();
private final Map<String, Dictionary> mBigramDictionaries = new HashMap<String, Dictionary>();
private int mPrefMaxSuggestions = 12;
@ -101,16 +104,19 @@ public class Suggest implements Dictionary.WordCallback {
private int mCorrectionMode = CORRECTION_BASIC;
public Suggest(Context context, int dictionaryResId) {
mMainDict = BinaryDictionary.initDictionary(context, dictionaryResId, DIC_MAIN);
init();
init(BinaryDictionary.initDictionary(context, dictionaryResId, DIC_MAIN));
}
/* package for test */ Suggest(File dictionary, long startOffset, long length) {
mMainDict = BinaryDictionary.initDictionary(dictionary, startOffset, length, DIC_MAIN);
init();
init(BinaryDictionary.initDictionary(dictionary, startOffset, length, DIC_MAIN));
}
private void init() {
private void init(BinaryDictionary mainDict) {
if (mainDict != null) {
mMainDict = mainDict;
mUnigramDictionaries.put(DICT_KEY_MAIN, mainDict);
mBigramDictionaries.put(DICT_KEY_MAIN, mainDict);
}
mAutoCorrection = new AutoCorrection();
initPool();
}
@ -147,22 +153,28 @@ public class Suggest implements Dictionary.WordCallback {
* before the main dictionary, if set.
*/
public void setUserDictionary(Dictionary userDictionary) {
mUserDictionary = userDictionary;
if (userDictionary != null)
mUnigramDictionaries.put(DICT_KEY_USER, userDictionary);
}
/**
* Sets an optional contacts dictionary resource to be loaded.
*/
public void setContactsDictionary(Dictionary userDictionary) {
mContactsDictionary = userDictionary;
public void setContactsDictionary(Dictionary contactsDictionary) {
if (contactsDictionary != null) {
mUnigramDictionaries.put(DICT_KEY_CONTACTS, contactsDictionary);
mBigramDictionaries.put(DICT_KEY_CONTACTS, contactsDictionary);
}
}
public void setAutoDictionary(Dictionary autoDictionary) {
mAutoDictionary = autoDictionary;
if (autoDictionary != null)
mUnigramDictionaries.put(DICT_KEY_AUTO, autoDictionary);
}
public void setUserBigramDictionary(Dictionary userBigramDictionary) {
mUserBigramDictionary = userBigramDictionary;
if (userBigramDictionary != null)
mBigramDictionaries.put(DICT_KEY_USER_BIGRAM, userBigramDictionary);
}
public void setAutoCorrectionThreshold(double threshold) {
@ -240,14 +252,8 @@ public class Suggest implements Dictionary.WordCallback {
if (mMainDict != null && mMainDict.isValidWord(lowerPrevWord)) {
prevWordForBigram = lowerPrevWord;
}
if (mUserBigramDictionary != null) {
mUserBigramDictionary.getBigrams(wordComposer, prevWordForBigram, this);
}
if (mContactsDictionary != null) {
mContactsDictionary.getBigrams(wordComposer, prevWordForBigram, this);
}
if (mMainDict != null) {
mMainDict.getBigrams(wordComposer, prevWordForBigram, this);
for (final Dictionary dictionary : mBigramDictionaries.values()) {
dictionary.getBigrams(wordComposer, prevWordForBigram, this);
}
char currentChar = wordComposer.getTypedWord().charAt(0);
char currentCharUpper = Character.toUpperCase(currentChar);
@ -270,15 +276,13 @@ public class Suggest implements Dictionary.WordCallback {
} else if (wordComposer.size() > 1) {
// At second character typed, search the unigrams (scores being affected by bigrams)
if (mUserDictionary != null || mContactsDictionary != null) {
if (mUserDictionary != null) {
mUserDictionary.getWords(wordComposer, this);
}
if (mContactsDictionary != null) {
mContactsDictionary.getWords(wordComposer, this);
}
for (final String key : mUnigramDictionaries.keySet()) {
// Skip AutoDictionary to lookup
if (key.equals(DICT_KEY_AUTO))
continue;
final Dictionary dictionary = mUnigramDictionaries.get(key);
dictionary.getWords(wordComposer, this);
}
if (mMainDict != null) mMainDict.getWords(wordComposer, this);
}
CharSequence autoText = null;
final String typedWordString = typedWord == null ? null : typedWord.toString();
@ -324,8 +328,9 @@ public class Suggest implements Dictionary.WordCallback {
}
}
mAutoCorrection.updateAutoCorrectionStatus(this, wordComposer, mSuggestions, mPriorities,
typedWord, mAutoCorrectionThreshold, mCorrectionMode, autoText);
mAutoCorrection.updateAutoCorrectionStatus(mUnigramDictionaries.values(), wordComposer,
mSuggestions, mPriorities, typedWord, mAutoCorrectionThreshold, mCorrectionMode,
autoText);
if (autoText != null) {
mSuggestions.add(0, autoText);
@ -515,10 +520,11 @@ public class Suggest implements Dictionary.WordCallback {
if (word == null || word.length() == 0 || mMainDict == null) {
return false;
}
return mMainDict.isValidWord(word)
|| (mUserDictionary != null && mUserDictionary.isValidWord(word))
|| (mAutoDictionary != null && mAutoDictionary.isValidWord(word))
|| (mContactsDictionary != null && mContactsDictionary.isValidWord(word));
for (final Dictionary dictionary : mUnigramDictionaries.values()) {
if (dictionary.isValidWord(word))
return true;
}
return false;
}
private void collectGarbage(ArrayList<CharSequence> suggestions, int prefMaxSuggestions) {
@ -539,25 +545,12 @@ public class Suggest implements Dictionary.WordCallback {
}
public void close() {
if (mMainDict != null) {
mMainDict.close();
mMainDict = null;
}
if (mUserDictionary != null) {
mUserDictionary.close();
mUserDictionary = null;
}
if (mUserBigramDictionary != null) {
mUserBigramDictionary.close();
mUserBigramDictionary = null;
}
if (mContactsDictionary != null) {
mContactsDictionary.close();
mContactsDictionary = null;
}
if (mAutoDictionary != null) {
mAutoDictionary.close();
mAutoDictionary = null;
final Set<Dictionary> dictionaries = new HashSet<Dictionary>();
dictionaries.addAll(mUnigramDictionaries.values());
dictionaries.addAll(mBigramDictionaries.values());
for (final Dictionary dictionary : dictionaries) {
dictionary.close();
}
mMainDict = null;
}
}