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-rw-r--r--java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java25
-rw-r--r--java/src/com/android/inputmethod/latin/personalization/DecayingExpandableBinaryDictionaryBase.java60
-rw-r--r--java/src/com/android/inputmethod/latin/personalization/UserHistoryDictionaryBigramList.java128
-rw-r--r--java/src/com/android/inputmethod/latin/utils/UserHistoryDictIOUtils.java181
-rw-r--r--java/src/com/android/inputmethod/latin/utils/WordProperty.java47
-rw-r--r--tests/src/com/android/inputmethod/latin/utils/UserHistoryDictIOUtilsTests.java244
6 files changed, 63 insertions, 622 deletions
diff --git a/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java b/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java
index 4dee84a7b..226c3c822 100644
--- a/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java
+++ b/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java
@@ -28,6 +28,7 @@ import com.android.inputmethod.latin.utils.CollectionUtils;
import com.android.inputmethod.latin.utils.FileUtils;
import com.android.inputmethod.latin.utils.LanguageModelParam;
import com.android.inputmethod.latin.utils.PrioritizedSerialExecutor;
+import com.android.inputmethod.latin.utils.WordProperty;
import java.io.File;
import java.util.ArrayList;
@@ -778,16 +779,24 @@ abstract public class ExpandableBinaryDictionary extends Dictionary {
}
@UsedForTesting
- protected void runAfterGcForDebug(final Runnable r) {
- getExecutor(mDictName).executePrioritized(new Runnable() {
+ public void dumpAllWordsForDebug() {
+ reloadDictionaryIfRequired();
+ getExecutor(mDictName).execute(new Runnable() {
@Override
public void run() {
- try {
- mBinaryDictionary.flushWithGC();
- r.run();
- } finally {
- mDictNameDictionaryUpdateController.mProcessingLargeTask.set(false);
- }
+ Log.d(TAG, "dictionary=" + mDictName);
+ int token = 0;
+ do {
+ final BinaryDictionary.GetNextWordPropertyResult result =
+ mBinaryDictionary.getNextWordProperty(token);
+ final WordProperty wordProperty = result.mWordProperty;
+ if (wordProperty == null) {
+ Log.d(TAG, " dictionary is empty.");
+ break;
+ }
+ Log.d(TAG, wordProperty.toString());
+ token = result.mNextToken;
+ } while (token != 0);
}
});
}
diff --git a/java/src/com/android/inputmethod/latin/personalization/DecayingExpandableBinaryDictionaryBase.java b/java/src/com/android/inputmethod/latin/personalization/DecayingExpandableBinaryDictionaryBase.java
index d636a253a..cd6a3aa92 100644
--- a/java/src/com/android/inputmethod/latin/personalization/DecayingExpandableBinaryDictionaryBase.java
+++ b/java/src/com/android/inputmethod/latin/personalization/DecayingExpandableBinaryDictionaryBase.java
@@ -17,21 +17,15 @@
package com.android.inputmethod.latin.personalization;
import android.content.Context;
-import android.util.Log;
import com.android.inputmethod.annotations.UsedForTesting;
import com.android.inputmethod.latin.Constants;
import com.android.inputmethod.latin.Dictionary;
import com.android.inputmethod.latin.ExpandableBinaryDictionary;
-import com.android.inputmethod.latin.makedict.DictDecoder;
import com.android.inputmethod.latin.makedict.FormatSpec;
-import com.android.inputmethod.latin.makedict.UnsupportedFormatException;
import com.android.inputmethod.latin.utils.LanguageModelParam;
-import com.android.inputmethod.latin.utils.UserHistoryDictIOUtils;
-import com.android.inputmethod.latin.utils.UserHistoryDictIOUtils.OnAddWordListener;
import java.io.File;
-import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Locale;
@@ -44,7 +38,6 @@ import java.util.concurrent.TimeUnit;
*/
public abstract class DecayingExpandableBinaryDictionaryBase extends ExpandableBinaryDictionary {
private static final String TAG = DecayingExpandableBinaryDictionaryBase.class.getSimpleName();
- public static final boolean DBG_SAVE_RESTORE = false;
private static final boolean DBG_DUMP_ON_CLOSE = false;
/** Any pair being typed or picked */
@@ -53,8 +46,6 @@ public abstract class DecayingExpandableBinaryDictionaryBase extends ExpandableB
public static final int FREQUENCY_FOR_WORDS_IN_DICTS = FREQUENCY_FOR_TYPED;
public static final int FREQUENCY_FOR_WORDS_NOT_IN_DICTS = Dictionary.NOT_A_PROBABILITY;
- public static final int REQUIRED_BINARY_DICTIONARY_VERSION = FormatSpec.VERSION4;
-
/** The locale for this dictionary. */
public final Locale mLocale;
@@ -161,57 +152,6 @@ public abstract class DecayingExpandableBinaryDictionaryBase extends ExpandableB
}
@UsedForTesting
- public void dumpAllWordsForDebug() {
- runAfterGcForDebug(new Runnable() {
- @Override
- public void run() {
- dumpAllWordsForDebugLocked();
- }
- });
- }
-
- private void dumpAllWordsForDebugLocked() {
- Log.d(TAG, "dumpAllWordsForDebug started.");
- final OnAddWordListener listener = new OnAddWordListener() {
- @Override
- public void setUnigram(final String word, final String shortcutTarget,
- final int frequency, final int shortcutFreq) {
- Log.d(TAG, "load unigram: " + word + "," + frequency);
- }
-
- @Override
- public void setBigram(final String word0, final String word1, final int frequency) {
- if (word0.length() < Constants.DICTIONARY_MAX_WORD_LENGTH
- && word1.length() < Constants.DICTIONARY_MAX_WORD_LENGTH) {
- Log.d(TAG, "load bigram: " + word0 + "," + word1 + "," + frequency);
- } else {
- Log.d(TAG, "Skip inserting a too long bigram: " + word0 + "," + word1 + ","
- + frequency);
- }
- }
- };
-
- // Load the dictionary from binary file
- final File dictFile = new File(mContext.getFilesDir(), mDictName);
- final DictDecoder dictDecoder = FormatSpec.getDictDecoder(dictFile,
- DictDecoder.USE_BYTEARRAY);
- if (dictDecoder == null) {
- // This is an expected condition: we don't have a user history dictionary for this
- // language yet. It will be created sometime later.
- return;
- }
-
- try {
- dictDecoder.openDictBuffer();
- UserHistoryDictIOUtils.readDictionaryBinary(dictDecoder, listener);
- } catch (IOException e) {
- Log.d(TAG, "IOException on opening a bytebuffer", e);
- } catch (UnsupportedFormatException e) {
- Log.d(TAG, "Unsupported format, can't read the dictionary", e);
- }
- }
-
- @UsedForTesting
public void clearAndFlushDictionary() {
// Clear the node structure on memory
clear();
diff --git a/java/src/com/android/inputmethod/latin/personalization/UserHistoryDictionaryBigramList.java b/java/src/com/android/inputmethod/latin/personalization/UserHistoryDictionaryBigramList.java
deleted file mode 100644
index 55a90ee51..000000000
--- a/java/src/com/android/inputmethod/latin/personalization/UserHistoryDictionaryBigramList.java
+++ /dev/null
@@ -1,128 +0,0 @@
-/*
- * Copyright (C) 2012 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.inputmethod.latin.personalization;
-
-import android.util.Log;
-
-import com.android.inputmethod.annotations.UsedForTesting;
-import com.android.inputmethod.latin.utils.CollectionUtils;
-
-import java.util.HashMap;
-import java.util.Set;
-
-/**
- * A store of bigrams which will be updated when the user history dictionary is closed
- * All bigrams including stale ones in SQL DB should be stored in this class to avoid adding stale
- * bigrams when we write to the SQL DB.
- */
-@UsedForTesting
-public final class UserHistoryDictionaryBigramList {
- public static final byte FORGETTING_CURVE_INITIAL_VALUE = 0;
- private static final String TAG = UserHistoryDictionaryBigramList.class.getSimpleName();
- private static final HashMap<String, Byte> EMPTY_BIGRAM_MAP = CollectionUtils.newHashMap();
- private final HashMap<String, HashMap<String, Byte>> mBigramMap = CollectionUtils.newHashMap();
- private int mSize = 0;
-
- public void evictAll() {
- mSize = 0;
- mBigramMap.clear();
- }
-
- /**
- * Called when the user typed a word.
- */
- @UsedForTesting
- public void addBigram(String word1, String word2) {
- addBigram(word1, word2, FORGETTING_CURVE_INITIAL_VALUE);
- }
-
- /**
- * Called when loaded from the SQL DB.
- */
- public void addBigram(String word1, String word2, byte fcValue) {
- if (DecayingExpandableBinaryDictionaryBase.DBG_SAVE_RESTORE) {
- Log.d(TAG, "--- add bigram: " + word1 + ", " + word2 + ", " + fcValue);
- }
- final HashMap<String, Byte> map;
- if (mBigramMap.containsKey(word1)) {
- map = mBigramMap.get(word1);
- } else {
- map = CollectionUtils.newHashMap();
- mBigramMap.put(word1, map);
- }
- if (!map.containsKey(word2)) {
- ++mSize;
- map.put(word2, fcValue);
- }
- }
-
- /**
- * Called when inserted to the SQL DB.
- */
- public void updateBigram(String word1, String word2, byte fcValue) {
- if (DecayingExpandableBinaryDictionaryBase.DBG_SAVE_RESTORE) {
- Log.d(TAG, "--- update bigram: " + word1 + ", " + word2 + ", " + fcValue);
- }
- final HashMap<String, Byte> map;
- if (mBigramMap.containsKey(word1)) {
- map = mBigramMap.get(word1);
- } else {
- return;
- }
- if (!map.containsKey(word2)) {
- return;
- }
- map.put(word2, fcValue);
- }
-
- public int size() {
- return mSize;
- }
-
- public boolean isEmpty() {
- return mBigramMap.isEmpty();
- }
-
- public boolean containsKey(String word) {
- return mBigramMap.containsKey(word);
- }
-
- public Set<String> keySet() {
- return mBigramMap.keySet();
- }
-
- public HashMap<String, Byte> getBigrams(String word1) {
- if (mBigramMap.containsKey(word1)) return mBigramMap.get(word1);
- // TODO: lower case according to locale
- final String lowerWord1 = word1.toLowerCase();
- if (mBigramMap.containsKey(lowerWord1)) return mBigramMap.get(lowerWord1);
- return EMPTY_BIGRAM_MAP;
- }
-
- public boolean removeBigram(String word1, String word2) {
- final HashMap<String, Byte> set = getBigrams(word1);
- if (set.isEmpty()) {
- return false;
- }
- if (set.containsKey(word2)) {
- set.remove(word2);
- --mSize;
- return true;
- }
- return false;
- }
-}
diff --git a/java/src/com/android/inputmethod/latin/utils/UserHistoryDictIOUtils.java b/java/src/com/android/inputmethod/latin/utils/UserHistoryDictIOUtils.java
deleted file mode 100644
index 7af03da59..000000000
--- a/java/src/com/android/inputmethod/latin/utils/UserHistoryDictIOUtils.java
+++ /dev/null
@@ -1,181 +0,0 @@
-/*
- * Copyright (C) 2012 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.inputmethod.latin.utils;
-
-import android.util.Log;
-
-import com.android.inputmethod.annotations.UsedForTesting;
-import com.android.inputmethod.latin.makedict.BinaryDictIOUtils;
-import com.android.inputmethod.latin.makedict.DictDecoder;
-import com.android.inputmethod.latin.makedict.DictEncoder;
-import com.android.inputmethod.latin.makedict.FormatSpec;
-import com.android.inputmethod.latin.makedict.FormatSpec.FormatOptions;
-import com.android.inputmethod.latin.makedict.FusionDictionary;
-import com.android.inputmethod.latin.makedict.FusionDictionary.PtNodeArray;
-import com.android.inputmethod.latin.makedict.PendingAttribute;
-import com.android.inputmethod.latin.makedict.UnsupportedFormatException;
-import com.android.inputmethod.latin.personalization.UserHistoryDictionaryBigramList;
-
-import java.io.IOException;
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.Map.Entry;
-import java.util.TreeMap;
-import java.util.concurrent.TimeUnit;
-
-/**
- * Reads and writes Binary files for a UserHistoryDictionary.
- *
- * All the methods in this class are static.
- */
-public final class UserHistoryDictIOUtils {
- private static final String TAG = UserHistoryDictIOUtils.class.getSimpleName();
- private static final boolean DEBUG = false;
-
- public interface OnAddWordListener {
- /**
- * Callback to be notified when a word is added to the dictionary.
- * @param word The added word.
- * @param shortcutTarget A shortcut target for this word, or null if none.
- * @param frequency The frequency for this word.
- * @param shortcutFreq The frequency of the shortcut (0~15, with 15 = whitelist).
- * Unspecified if shortcutTarget is null - do not rely on its value.
- */
- public void setUnigram(final String word, final String shortcutTarget, final int frequency,
- final int shortcutFreq);
- public void setBigram(final String word1, final String word2, final int frequency);
- }
-
- @UsedForTesting
- public interface BigramDictionaryInterface {
- public int getFrequency(final String word1, final String word2);
- }
-
- /**
- * Writes dictionary to file.
- */
- @UsedForTesting
- public static void writeDictionary(final DictEncoder dictEncoder,
- final BigramDictionaryInterface dict, final UserHistoryDictionaryBigramList bigrams,
- final FormatOptions formatOptions, final HashMap<String, String> options) {
- final FusionDictionary fusionDict = constructFusionDictionary(dict, bigrams, options);
- fusionDict.addOptionAttribute(FormatSpec.FileHeader.USES_FORGETTING_CURVE_KEY,
- FormatSpec.FileHeader.ATTRIBUTE_VALUE_TRUE);
- fusionDict.addOptionAttribute(FormatSpec.FileHeader.DICTIONARY_DATE_KEY,
- String.valueOf(TimeUnit.MILLISECONDS.toSeconds(System.currentTimeMillis())));
- try {
- dictEncoder.writeDictionary(fusionDict, formatOptions);
- Log.d(TAG, "end writing");
- } catch (IOException e) {
- Log.e(TAG, "IO exception while writing file", e);
- } catch (UnsupportedFormatException e) {
- Log.e(TAG, "Unsupported format", e);
- }
- }
-
- /**
- * Constructs a new FusionDictionary from BigramDictionaryInterface.
- */
- @UsedForTesting
- static FusionDictionary constructFusionDictionary(final BigramDictionaryInterface dict,
- final UserHistoryDictionaryBigramList bigrams, final HashMap<String, String> options) {
- final FusionDictionary fusionDict = new FusionDictionary(new PtNodeArray(),
- new FusionDictionary.DictionaryOptions(options));
- int profTotal = 0;
- for (final String word1 : bigrams.keySet()) {
- final HashMap<String, Byte> word1Bigrams = bigrams.getBigrams(word1);
- for (final String word2 : word1Bigrams.keySet()) {
- final int freq = dict.getFrequency(word1, word2);
- if (freq == -1) {
- // don't add this bigram.
- continue;
- }
- if (DEBUG) {
- if (word1 == null) {
- Log.d(TAG, "add unigram: " + word2 + "," + Integer.toString(freq));
- } else {
- Log.d(TAG, "add bigram: " + word1
- + "," + word2 + "," + Integer.toString(freq));
- }
- profTotal++;
- }
- if (word1 == null) { // unigram
- fusionDict.add(word2, freq, null, false /* isNotAWord */);
- } else { // bigram
- if (FusionDictionary.findWordInTree(fusionDict.mRootNodeArray, word1) == null) {
- fusionDict.add(word1, 2, null, false /* isNotAWord */);
- }
- fusionDict.setBigram(word1, word2, freq);
- }
- bigrams.updateBigram(word1, word2, (byte)freq);
- }
- }
- if (DEBUG) {
- Log.d(TAG, "add " + profTotal + "words");
- }
- return fusionDict;
- }
-
- /**
- * Reads dictionary from file.
- */
- public static void readDictionaryBinary(final DictDecoder dictDecoder,
- final OnAddWordListener dict) {
- final TreeMap<Integer, String> unigrams = CollectionUtils.newTreeMap();
- final TreeMap<Integer, Integer> frequencies = CollectionUtils.newTreeMap();
- final TreeMap<Integer, ArrayList<PendingAttribute>> bigrams = CollectionUtils.newTreeMap();
- try {
- dictDecoder.readUnigramsAndBigramsBinary(unigrams, frequencies, bigrams);
- } catch (IOException e) {
- Log.e(TAG, "IO exception while reading file", e);
- } catch (UnsupportedFormatException e) {
- Log.e(TAG, "Unsupported format", e);
- } catch (ArrayIndexOutOfBoundsException e) {
- Log.e(TAG, "ArrayIndexOutOfBoundsException while reading file", e);
- }
- addWordsFromWordMap(unigrams, frequencies, bigrams, dict);
- }
-
- /**
- * Adds all unigrams and bigrams in maps to OnAddWordListener.
- */
- @UsedForTesting
- static void addWordsFromWordMap(final TreeMap<Integer, String> unigrams,
- final TreeMap<Integer, Integer> frequencies,
- final TreeMap<Integer, ArrayList<PendingAttribute>> bigrams,
- final OnAddWordListener to) {
- for (Entry<Integer, String> entry : unigrams.entrySet()) {
- final String word1 = entry.getValue();
- final int unigramFrequency = frequencies.get(entry.getKey());
- to.setUnigram(word1, null /* shortcutTarget */, unigramFrequency, 0 /* shortcutFreq */);
- final ArrayList<PendingAttribute> attrList = bigrams.get(entry.getKey());
- if (attrList != null) {
- for (final PendingAttribute attr : attrList) {
- final String word2 = unigrams.get(attr.mAddress);
- if (word1 == null || word2 == null) {
- Log.e(TAG, "Invalid bigram pair detected: " + word1 + ", " + word2);
- continue;
- }
- to.setBigram(word1, word2,
- BinaryDictIOUtils.reconstructBigramFrequency(unigramFrequency,
- attr.mFrequency));
- }
- }
- }
-
- }
-}
diff --git a/java/src/com/android/inputmethod/latin/utils/WordProperty.java b/java/src/com/android/inputmethod/latin/utils/WordProperty.java
index ba9b114b0..fed5d3332 100644
--- a/java/src/com/android/inputmethod/latin/utils/WordProperty.java
+++ b/java/src/com/android/inputmethod/latin/utils/WordProperty.java
@@ -41,7 +41,7 @@ public class WordProperty {
// package.
public static final class ProbabilityInfo {
public final int mProbability;
- // wTimestamp, mLevel and mCount are historical info. These values are depend on the
+ // mTimestamp, mLevel and mCount are historical info. These values are depend on the
// implementation in native code; thus, we must not use them and have any assumptions about
// them except for tests.
public final int mTimestamp;
@@ -54,6 +54,11 @@ public class WordProperty {
mLevel = probabilityInfo[BinaryDictionary.FORMAT_WORD_PROPERTY_LEVEL_INDEX];
mCount = probabilityInfo[BinaryDictionary.FORMAT_WORD_PROPERTY_COUNT_INDEX];
}
+
+ @Override
+ public String toString() {
+ return mTimestamp + ":" + mLevel + ":" + mCount;
+ }
}
private static int getCodePointCount(final int[] codePoints) {
@@ -105,4 +110,44 @@ public class WordProperty {
public boolean isValid() {
return mProbabilityInfo.mProbability != BinaryDictionary.NOT_A_PROBABILITY;
}
+
+ @Override
+ public String toString() {
+ // TODO: Move this logic to CombinedInputOutput.
+ final StringBuffer builder = new StringBuffer();
+ builder.append(" word=" + mCodePoints);
+ builder.append(",");
+ builder.append("f=" + mProbabilityInfo.mProbability);
+ if (mIsNotAWord) {
+ builder.append(",");
+ builder.append("not_a_word=true");
+ }
+ if (mIsBlacklisted) {
+ builder.append(",");
+ builder.append("blacklisted=true");
+ }
+ if (mProbabilityInfo.mTimestamp != BinaryDictionary.NOT_A_VALID_TIMESTAMP) {
+ builder.append(",");
+ builder.append("historicalInfo=" + mProbabilityInfo);
+ }
+ builder.append("\n");
+ for (int i = 0; i < mBigramTargets.size(); i++) {
+ builder.append(" bigram=" + mBigramTargets.get(i).mWord);
+ builder.append(",");
+ builder.append("f=" + mBigramTargets.get(i).mFrequency);
+ if (mBigramProbabilityInfo.get(i).mTimestamp
+ != BinaryDictionary.NOT_A_VALID_TIMESTAMP) {
+ builder.append(",");
+ builder.append("historicalInfo=" + mBigramProbabilityInfo.get(i));
+ }
+ builder.append("\n");
+ }
+ for (int i = 0; i < mShortcutTargets.size(); i++) {
+ builder.append(" shortcut=" + mShortcutTargets.get(i).mWord);
+ builder.append(",");
+ builder.append("f=" + mShortcutTargets.get(i).mFrequency);
+ builder.append("\n");
+ }
+ return builder.toString();
+ }
} \ No newline at end of file
diff --git a/tests/src/com/android/inputmethod/latin/utils/UserHistoryDictIOUtilsTests.java b/tests/src/com/android/inputmethod/latin/utils/UserHistoryDictIOUtilsTests.java
deleted file mode 100644
index 93731b3cd..000000000
--- a/tests/src/com/android/inputmethod/latin/utils/UserHistoryDictIOUtilsTests.java
+++ /dev/null
@@ -1,244 +0,0 @@
-/*
- * Copyright (C) 2012 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.inputmethod.latin.utils;
-
-import android.content.Context;
-import android.test.AndroidTestCase;
-import android.test.suitebuilder.annotation.LargeTest;
-import android.util.Log;
-
-import com.android.inputmethod.latin.makedict.DictDecoder;
-import com.android.inputmethod.latin.makedict.DictEncoder;
-import com.android.inputmethod.latin.makedict.FormatSpec;
-import com.android.inputmethod.latin.makedict.FormatSpec.FileHeader;
-import com.android.inputmethod.latin.makedict.FusionDictionary;
-import com.android.inputmethod.latin.makedict.FusionDictionary.PtNode;
-import com.android.inputmethod.latin.makedict.UnsupportedFormatException;
-import com.android.inputmethod.latin.makedict.Ver2DictDecoder;
-import com.android.inputmethod.latin.makedict.Ver2DictEncoder;
-import com.android.inputmethod.latin.personalization.UserHistoryDictionaryBigramList;
-import com.android.inputmethod.latin.utils.UserHistoryDictIOUtils.BigramDictionaryInterface;
-import com.android.inputmethod.latin.utils.UserHistoryDictIOUtils.OnAddWordListener;
-
-import java.io.File;
-import java.io.FileNotFoundException;
-import java.io.IOException;
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.HashMap;
-
-/**
- * Unit tests for UserHistoryDictIOUtils
- */
-@LargeTest
-public class UserHistoryDictIOUtilsTests extends AndroidTestCase
- implements BigramDictionaryInterface {
-
- private static final String TAG = UserHistoryDictIOUtilsTests.class.getSimpleName();
- private static final int UNIGRAM_FREQUENCY = 50;
- private static final int BIGRAM_FREQUENCY = 100;
- private static final ArrayList<String> NOT_HAVE_BIGRAM = new ArrayList<String>();
- private static final FormatSpec.FormatOptions FORMAT_OPTIONS = new FormatSpec.FormatOptions(2);
- private static final String TEST_DICT_FILE_EXTENSION = ".testDict";
- private static final HashMap<String, String> HEADER_OPTIONS = new HashMap<String, String>();
- static {
- HEADER_OPTIONS.put(FileHeader.DICTIONARY_LOCALE_KEY, "en_US");
- HEADER_OPTIONS.put(FileHeader.DICTIONARY_ID_KEY, "test");
- HEADER_OPTIONS.put(FileHeader.DICTIONARY_VERSION_KEY, "1000");
- }
-
- /**
- * Return same frequency for all words and bigrams
- */
- @Override
- public int getFrequency(String word1, String word2) {
- if (word1 == null) return UNIGRAM_FREQUENCY;
- return BIGRAM_FREQUENCY;
- }
-
- // Utilities for Testing
-
- private void addWord(final String word,
- final HashMap<String, ArrayList<String> > addedWords) {
- if (!addedWords.containsKey(word)) {
- addedWords.put(word, new ArrayList<String>());
- }
- }
-
- private void addBigram(final String word1, final String word2,
- final HashMap<String, ArrayList<String> > addedWords) {
- addWord(word1, addedWords);
- addWord(word2, addedWords);
- addedWords.get(word1).add(word2);
- }
-
- private void addBigramToBigramList(final String word1, final String word2,
- final HashMap<String, ArrayList<String> > addedWords,
- final UserHistoryDictionaryBigramList bigramList) {
- bigramList.addBigram(null, word1);
- bigramList.addBigram(word1, word2);
-
- addBigram(word1, word2, addedWords);
- }
-
- private void checkWordInFusionDict(final FusionDictionary dict, final String word,
- final ArrayList<String> expectedBigrams) {
- final PtNode ptNode = FusionDictionary.findWordInTree(dict.mRootNodeArray, word);
- assertNotNull(ptNode);
- assertTrue(ptNode.isTerminal());
-
- for (final String bigram : expectedBigrams) {
- assertNotNull(ptNode.getBigram(bigram));
- }
- }
-
- private void checkWordsInFusionDict(final FusionDictionary dict,
- final HashMap<String, ArrayList<String> > bigrams) {
- for (final String word : bigrams.keySet()) {
- if (bigrams.containsKey(word)) {
- checkWordInFusionDict(dict, word, bigrams.get(word));
- } else {
- checkWordInFusionDict(dict, word, NOT_HAVE_BIGRAM);
- }
- }
- }
-
- private void checkWordInBigramList(
- final UserHistoryDictionaryBigramList bigramList, final String word,
- final ArrayList<String> expectedBigrams) {
- // check unigram
- final HashMap<String,Byte> unigramMap = bigramList.getBigrams(null);
- assertTrue(unigramMap.containsKey(word));
-
- // check bigrams
- final ArrayList<String> actualBigrams = new ArrayList<String>(
- bigramList.getBigrams(word).keySet());
-
- Collections.sort(expectedBigrams);
- Collections.sort(actualBigrams);
- assertEquals(expectedBigrams, actualBigrams);
- }
-
- private void checkWordsInBigramList(final UserHistoryDictionaryBigramList bigramList,
- final HashMap<String, ArrayList<String> > addedWords) {
- for (final String word : addedWords.keySet()) {
- if (addedWords.containsKey(word)) {
- checkWordInBigramList(bigramList, word, addedWords.get(word));
- } else {
- checkWordInBigramList(bigramList, word, NOT_HAVE_BIGRAM);
- }
- }
- }
-
- private void writeDictToFile(final File file,
- final UserHistoryDictionaryBigramList bigramList) {
- final DictEncoder dictEncoder = new Ver2DictEncoder(file);
- UserHistoryDictIOUtils.writeDictionary(dictEncoder, this, bigramList, FORMAT_OPTIONS,
- HEADER_OPTIONS);
- }
-
- private void readDictFromFile(final File file, final OnAddWordListener listener)
- throws IOException, FileNotFoundException, UnsupportedFormatException {
- final DictDecoder dictDecoder = FormatSpec.getDictDecoder(file, DictDecoder.USE_BYTEARRAY);
- dictDecoder.openDictBuffer();
- UserHistoryDictIOUtils.readDictionaryBinary(dictDecoder, listener);
- }
-
- public void testGenerateFusionDictionary() {
- final UserHistoryDictionaryBigramList originalList = new UserHistoryDictionaryBigramList();
-
- final HashMap<String, ArrayList<String> > addedWords =
- new HashMap<String, ArrayList<String>>();
- addBigramToBigramList("this", "is", addedWords, originalList);
- addBigramToBigramList("this", "was", addedWords, originalList);
- addBigramToBigramList("hello", "world", addedWords, originalList);
-
- final FusionDictionary fusionDict = UserHistoryDictIOUtils.constructFusionDictionary(
- this, originalList, HEADER_OPTIONS);
-
- checkWordsInFusionDict(fusionDict, addedWords);
- }
-
- public void testReadAndWrite() throws IOException, FileNotFoundException,
- UnsupportedFormatException {
- final Context context = getContext();
-
- File file = null;
- try {
- file = File.createTempFile("testReadAndWrite", TEST_DICT_FILE_EXTENSION,
- getContext().getCacheDir());
- } catch (IOException e) {
- Log.d(TAG, "IOException while creating a temporary file", e);
- }
- assertNotNull(file);
-
- // make original dictionary
- final UserHistoryDictionaryBigramList originalList = new UserHistoryDictionaryBigramList();
- final HashMap<String, ArrayList<String>> addedWords = CollectionUtils.newHashMap();
- addBigramToBigramList("this" , "is" , addedWords, originalList);
- addBigramToBigramList("this" , "was" , addedWords, originalList);
- addBigramToBigramList("is" , "not" , addedWords, originalList);
- addBigramToBigramList("hello", "world", addedWords, originalList);
-
- // write to file
- writeDictToFile(file, originalList);
-
- // make result dict.
- final UserHistoryDictionaryBigramList resultList = new UserHistoryDictionaryBigramList();
- final OnAddWordListener listener = new OnAddWordListener() {
- @Override
- public void setUnigram(final String word, final String shortcutTarget,
- final int frequency, final int shortcutFreq) {
- Log.d(TAG, "in: setUnigram: " + word + "," + frequency);
- resultList.addBigram(null, word, (byte)frequency);
- }
- @Override
- public void setBigram(final String word1, final String word2, final int frequency) {
- Log.d(TAG, "in: setBigram: " + word1 + "," + word2 + "," + frequency);
- resultList.addBigram(word1, word2, (byte)frequency);
- }
- };
-
- // load from file
- readDictFromFile(file, listener);
- checkWordsInBigramList(resultList, addedWords);
-
- // add new bigram
- addBigramToBigramList("hello", "java", addedWords, resultList);
-
- // rewrite
- writeDictToFile(file, resultList);
- final UserHistoryDictionaryBigramList resultList2 = new UserHistoryDictionaryBigramList();
- final OnAddWordListener listener2 = new OnAddWordListener() {
- @Override
- public void setUnigram(final String word, final String shortcutTarget,
- final int frequency, final int shortcutFreq) {
- Log.d(TAG, "in: setUnigram: " + word + "," + frequency);
- resultList2.addBigram(null, word, (byte)frequency);
- }
- @Override
- public void setBigram(final String word1, final String word2, final int frequency) {
- Log.d(TAG, "in: setBigram: " + word1 + "," + word2 + "," + frequency);
- resultList2.addBigram(word1, word2, (byte)frequency);
- }
- };
-
- // load from file
- readDictFromFile(file, listener2);
- checkWordsInBigramList(resultList2, addedWords);
- }
-}