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Move decoder specific constants to DecoderSpecificConstants.java

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Change-Id: Ie4d325b3152e1e7e424b8b436e222e194e4d9da0
This commit is contained in:
Mohammadinamul Sheik 2015-02-05 13:27:36 -08:00
parent 608ef4729c
commit 0f7d881dc7
17 changed files with 76 additions and 49 deletions
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9
common/src/com/android/inputmethod/latin/common/Constants.java
View File

@ -173,15 +173,6 @@ public final class Constants {
// right for this.
public static final int MAX_CHARACTERS_FOR_RECAPITALIZATION = 1024 * 100;
// Must be equal to MAX_WORD_LENGTH in native/jni/src/defines.h
// TODO: create a overlay and update the value appropriately for the new decoder.
public static final int DICTIONARY_MAX_WORD_LENGTH = 48;
// (MAX_PREV_WORD_COUNT_FOR_N_GRAM + 1)-gram is supported in Java side. Needs to modify
// MAX_PREV_WORD_COUNT_FOR_N_GRAM in native/jni/src/defines.h for suggestions.
// TODO: create a overlay and update the value appropriately for the new decoder.
public static final int MAX_PREV_WORD_COUNT_FOR_N_GRAM = 3;
// Key events coming any faster than this are long-presses.
public static final int LONG_PRESS_MILLISECONDS = 200;
// TODO: Set this value appropriately.

30
java-overridable/src/com/android/inputmethod/latin/define/DecoderSpecificConstants.java Normal file
View File

@ -0,0 +1,30 @@
/*
* Copyright (C) 2015 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.define;
/**
* Decoder specific constants for LatinIme.
*/
public class DecoderSpecificConstants {
// Must be equal to MAX_WORD_LENGTH in native/jni/src/defines.h
public static final int DICTIONARY_MAX_WORD_LENGTH = 48;
// (MAX_PREV_WORD_COUNT_FOR_N_GRAM + 1)-gram is supported in Java side. Needs to modify
// MAX_PREV_WORD_COUNT_FOR_N_GRAM in native/jni/src/defines.h for suggestions.
public static final int MAX_PREV_WORD_COUNT_FOR_N_GRAM = 3;
}

9
java/src/com/android/inputmethod/latin/BinaryDictionary.java
View File

@ -27,6 +27,7 @@ import com.android.inputmethod.latin.common.Constants;
import com.android.inputmethod.latin.common.FileUtils;
import com.android.inputmethod.latin.common.InputPointers;
import com.android.inputmethod.latin.common.StringUtils;
import com.android.inputmethod.latin.define.DecoderSpecificConstants;
import com.android.inputmethod.latin.makedict.DictionaryHeader;
import com.android.inputmethod.latin.makedict.FormatSpec;
import com.android.inputmethod.latin.makedict.FormatSpec.DictionaryOptions;
@ -319,9 +320,9 @@ public final class BinaryDictionary extends Dictionary {
final int count = session.mOutputSuggestionCount[0];
final ArrayList<SuggestedWordInfo> suggestions = new ArrayList<>();
for (int j = 0; j < count; ++j) {
final int start = j * Constants.DICTIONARY_MAX_WORD_LENGTH;
final int start = j * DecoderSpecificConstants.DICTIONARY_MAX_WORD_LENGTH;
int len = 0;
while (len < Constants.DICTIONARY_MAX_WORD_LENGTH
while (len < DecoderSpecificConstants.DICTIONARY_MAX_WORD_LENGTH
&& session.mOutputCodePoints[start + len] != 0) {
++len;
}
@ -390,7 +391,7 @@ public final class BinaryDictionary extends Dictionary {
return null;
}
final int[] codePoints = StringUtils.toCodePointArray(word);
final int[] outCodePoints = new int[Constants.DICTIONARY_MAX_WORD_LENGTH];
final int[] outCodePoints = new int[DecoderSpecificConstants.DICTIONARY_MAX_WORD_LENGTH];
final boolean[] outFlags = new boolean[FORMAT_WORD_PROPERTY_OUTPUT_FLAG_COUNT];
final int[] outProbabilityInfo =
new int[FORMAT_WORD_PROPERTY_OUTPUT_PROBABILITY_INFO_COUNT];
@ -431,7 +432,7 @@ public final class BinaryDictionary extends Dictionary {
* If token is 0, this method newly starts iterating the dictionary.
*/
public GetNextWordPropertyResult getNextWordProperty(final int token) {
final int[] codePoints = new int[Constants.DICTIONARY_MAX_WORD_LENGTH];
final int[] codePoints = new int[DecoderSpecificConstants.DICTIONARY_MAX_WORD_LENGTH];
final boolean[] isBeginningOfSentence = new boolean[1];
final int nextToken = getNextWordNative(mNativeDict, token, codePoints,
isBeginningOfSentence);

11
java/src/com/android/inputmethod/latin/DicTraverseSession.java
View File

@ -16,8 +16,8 @@
package com.android.inputmethod.latin;
import com.android.inputmethod.latin.common.Constants;
import com.android.inputmethod.latin.common.NativeSuggestOptions;
import com.android.inputmethod.latin.define.DecoderSpecificConstants;
import com.android.inputmethod.latin.utils.JniUtils;
import java.util.Locale;
@ -28,14 +28,15 @@ public final class DicTraverseSession {
}
// Must be equal to MAX_RESULTS in native/jni/src/defines.h
private static final int MAX_RESULTS = 18;
public final int[] mInputCodePoints = new int[Constants.DICTIONARY_MAX_WORD_LENGTH];
public final int[] mInputCodePoints =
new int[DecoderSpecificConstants.DICTIONARY_MAX_WORD_LENGTH];
public final int[][] mPrevWordCodePointArrays =
new int[Constants.MAX_PREV_WORD_COUNT_FOR_N_GRAM][];
new int[DecoderSpecificConstants.MAX_PREV_WORD_COUNT_FOR_N_GRAM][];
public final boolean[] mIsBeginningOfSentenceArray =
new boolean[Constants.MAX_PREV_WORD_COUNT_FOR_N_GRAM];
new boolean[DecoderSpecificConstants.MAX_PREV_WORD_COUNT_FOR_N_GRAM];
public final int[] mOutputSuggestionCount = new int[1];
public final int[] mOutputCodePoints =
new int[Constants.DICTIONARY_MAX_WORD_LENGTH * MAX_RESULTS];
new int[DecoderSpecificConstants.DICTIONARY_MAX_WORD_LENGTH * MAX_RESULTS];
public final int[] mSpaceIndices = new int[MAX_RESULTS];
public final int[] mOutputScores = new int[MAX_RESULTS];
public final int[] mOutputTypes = new int[MAX_RESULTS];

5
java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java
View File

@ -22,8 +22,8 @@ import android.util.Log;
import com.android.inputmethod.annotations.UsedForTesting;
import com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo;
import com.android.inputmethod.latin.common.ComposedData;
import com.android.inputmethod.latin.common.Constants;
import com.android.inputmethod.latin.common.FileUtils;
import com.android.inputmethod.latin.define.DecoderSpecificConstants;
import com.android.inputmethod.latin.makedict.DictionaryHeader;
import com.android.inputmethod.latin.makedict.FormatSpec;
import com.android.inputmethod.latin.makedict.UnsupportedFormatException;
@ -73,7 +73,8 @@ abstract public class ExpandableBinaryDictionary extends Dictionary {
/**
* The maximum length of a word in this dictionary.
*/
protected static final int MAX_WORD_LENGTH = Constants.DICTIONARY_MAX_WORD_LENGTH;
protected static final int MAX_WORD_LENGTH =
DecoderSpecificConstants.DICTIONARY_MAX_WORD_LENGTH;
private static final int DICTIONARY_FORMAT_VERSION = FormatSpec.VERSION4;

4
java/src/com/android/inputmethod/latin/LastComposedWord.java
View File

@ -19,8 +19,8 @@ package com.android.inputmethod.latin;
import android.text.TextUtils;
import com.android.inputmethod.event.Event;
import com.android.inputmethod.latin.common.Constants;
import com.android.inputmethod.latin.common.InputPointers;
import com.android.inputmethod.latin.define.DecoderSpecificConstants;
import java.util.ArrayList;
@ -53,7 +53,7 @@ public final class LastComposedWord {
public final NgramContext mNgramContext;
public final int mCapitalizedMode;
public final InputPointers mInputPointers =
new InputPointers(Constants.DICTIONARY_MAX_WORD_LENGTH);
new InputPointers(DecoderSpecificConstants.DICTIONARY_MAX_WORD_LENGTH);
private boolean mActive;

6
java/src/com/android/inputmethod/latin/NgramContext.java
View File

@ -19,8 +19,8 @@ package com.android.inputmethod.latin;
import android.text.TextUtils;
import com.android.inputmethod.annotations.UsedForTesting;
import com.android.inputmethod.latin.common.Constants;
import com.android.inputmethod.latin.common.StringUtils;
import com.android.inputmethod.latin.define.DecoderSpecificConstants;
import java.util.ArrayList;
import java.util.Arrays;
@ -111,8 +111,8 @@ public class NgramContext {
// Create next prevWordsInfo using current prevWordsInfo.
@Nonnull
public NgramContext getNextNgramContext(final WordInfo wordInfo) {
final int nextPrevWordCount = Math.min(Constants.MAX_PREV_WORD_COUNT_FOR_N_GRAM,
mPrevWordsCount + 1);
final int nextPrevWordCount = Math.min(
DecoderSpecificConstants.MAX_PREV_WORD_COUNT_FOR_N_GRAM, mPrevWordsCount + 1);
final WordInfo[] prevWordsInfo = new WordInfo[nextPrevWordCount];
prevWordsInfo[0] = wordInfo;
System.arraycopy(mPrevWordsInfo, 0, prevWordsInfo, 1, nextPrevWordCount - 1);

9
java/src/com/android/inputmethod/latin/RichInputConnection.java
View File

@ -16,6 +16,8 @@
package com.android.inputmethod.latin;
import static com.android.inputmethod.latin.define.DecoderSpecificConstants.DICTIONARY_MAX_WORD_LENGTH;
import android.inputmethodservice.InputMethodService;
import android.os.Build;
import android.os.Bundle;
@ -35,6 +37,7 @@ import com.android.inputmethod.compat.InputConnectionCompatUtils;
import com.android.inputmethod.latin.common.Constants;
import com.android.inputmethod.latin.common.UnicodeSurrogate;
import com.android.inputmethod.latin.common.StringUtils;
import com.android.inputmethod.latin.define.DecoderSpecificConstants;
import com.android.inputmethod.latin.inputlogic.PrivateCommandPerformer;
import com.android.inputmethod.latin.settings.SpacingAndPunctuations;
import com.android.inputmethod.latin.utils.CapsModeUtils;
@ -60,9 +63,9 @@ public final class RichInputConnection implements PrivateCommandPerformer {
private static final boolean DEBUG_PREVIOUS_TEXT = false;
private static final boolean DEBUG_BATCH_NESTING = false;
// Provision for long words and separators between the words.
private static final int LOOKBACK_CHARACTER_NUM = Constants.DICTIONARY_MAX_WORD_LENGTH
* (Constants.MAX_PREV_WORD_COUNT_FOR_N_GRAM + 1) /* words */
+ Constants.MAX_PREV_WORD_COUNT_FOR_N_GRAM /* separators */;
private static final int LOOKBACK_CHARACTER_NUM = DICTIONARY_MAX_WORD_LENGTH
* (DecoderSpecificConstants.MAX_PREV_WORD_COUNT_FOR_N_GRAM + 1) /* words */
+ DecoderSpecificConstants.MAX_PREV_WORD_COUNT_FOR_N_GRAM /* separators */;
private static final int INVALID_CURSOR_POSITION = -1;
/**

3
java/src/com/android/inputmethod/latin/WordComposer.java
View File

@ -26,6 +26,7 @@ import com.android.inputmethod.latin.common.CoordinateUtils;
import com.android.inputmethod.latin.common.InputPointers;
import com.android.inputmethod.latin.common.StringUtils;
import com.android.inputmethod.latin.define.DebugFlags;
import com.android.inputmethod.latin.define.DecoderSpecificConstants;
import java.util.ArrayList;
import java.util.Collections;
@ -36,7 +37,7 @@ import javax.annotation.Nonnull;
* A place to store the currently composing word with information such as adjacent key codes as well
*/
public final class WordComposer {
private static final int MAX_WORD_LENGTH = Constants.DICTIONARY_MAX_WORD_LENGTH;
private static final int MAX_WORD_LENGTH = DecoderSpecificConstants.DICTIONARY_MAX_WORD_LENGTH;
private static final boolean DBG = DebugFlags.DEBUG_ENABLED;
public static final int CAPS_MODE_OFF = 0;

4
java/src/com/android/inputmethod/latin/makedict/FormatSpec.java
View File

@ -17,7 +17,7 @@
package com.android.inputmethod.latin.makedict;
import com.android.inputmethod.annotations.UsedForTesting;
import com.android.inputmethod.latin.common.Constants;
import com.android.inputmethod.latin.define.DecoderSpecificConstants;
import java.util.Date;
import java.util.HashMap;
@ -186,7 +186,7 @@ public final class FormatSpec {
// TODO: Make this value adaptative to content data, store it in the header, and
// use it in the reading code.
static final int MAX_WORD_LENGTH = Constants.DICTIONARY_MAX_WORD_LENGTH;
static final int MAX_WORD_LENGTH = DecoderSpecificConstants.DICTIONARY_MAX_WORD_LENGTH;
// These flags are used only in the static dictionary.
static final int MASK_CHILDREN_ADDRESS_TYPE = 0xC0;

7
java/src/com/android/inputmethod/latin/personalization/UserHistoryDictionary.java
View File

@ -17,17 +17,14 @@
package com.android.inputmethod.latin.personalization;
import android.content.Context;
import android.content.SharedPreferences;
import android.preference.PreferenceManager;
import com.android.inputmethod.annotations.ExternallyReferenced;
import com.android.inputmethod.annotations.UsedForTesting;
import com.android.inputmethod.latin.Dictionary;
import com.android.inputmethod.latin.ExpandableBinaryDictionary;
import com.android.inputmethod.latin.NgramContext;
import com.android.inputmethod.latin.common.Constants;
import com.android.inputmethod.latin.define.DecoderSpecificConstants;
import com.android.inputmethod.latin.define.ProductionFlags;
import com.android.inputmethod.latin.settings.LocalSettingsConstants;
import com.android.inputmethod.latin.utils.DistracterFilter;
import java.io.File;
@ -102,7 +99,7 @@ public class UserHistoryDictionary extends DecayingExpandableBinaryDictionaryBas
public static void addToDictionary(final ExpandableBinaryDictionary userHistoryDictionary,
@Nonnull final NgramContext ngramContext, final String word, final boolean isValid,
final int timestamp, @Nonnull final DistracterFilter distracterFilter) {
if (word.length() > Constants.DICTIONARY_MAX_WORD_LENGTH) {
if (word.length() > DecoderSpecificConstants.DICTIONARY_MAX_WORD_LENGTH) {
return;
}
userHistoryDictionary.updateEntriesForWordWithCheckingDistracter(ngramContext, word,

4
java/src/com/android/inputmethod/latin/utils/DictionaryInfoUtils.java
View File

@ -27,8 +27,8 @@ import com.android.inputmethod.annotations.UsedForTesting;
import com.android.inputmethod.latin.AssetFileAddress;
import com.android.inputmethod.latin.BinaryDictionaryGetter;
import com.android.inputmethod.latin.R;
import com.android.inputmethod.latin.common.Constants;
import com.android.inputmethod.latin.common.LocaleUtils;
import com.android.inputmethod.latin.define.DecoderSpecificConstants;
import com.android.inputmethod.latin.makedict.DictionaryHeader;
import com.android.inputmethod.latin.makedict.UnsupportedFormatException;
import com.android.inputmethod.latin.settings.SpacingAndPunctuations;
@ -450,7 +450,7 @@ public class DictionaryInfoUtils {
return false;
}
final int length = text.length();
if (length > Constants.DICTIONARY_MAX_WORD_LENGTH) {
if (length > DecoderSpecificConstants.DICTIONARY_MAX_WORD_LENGTH) {
return false;
}
int i = 0;

5
java/src/com/android/inputmethod/latin/utils/NgramContextUtils.java
View File

@ -18,7 +18,7 @@ package com.android.inputmethod.latin.utils;
import com.android.inputmethod.latin.NgramContext;
import com.android.inputmethod.latin.NgramContext.WordInfo;
import com.android.inputmethod.latin.common.Constants;
import com.android.inputmethod.latin.define.DecoderSpecificConstants;
import com.android.inputmethod.latin.settings.SpacingAndPunctuations;
import java.util.Arrays;
@ -59,7 +59,8 @@ public final class NgramContextUtils {
final SpacingAndPunctuations spacingAndPunctuations, final int n) {
if (prev == null) return NgramContext.EMPTY_PREV_WORDS_INFO;
final String[] w = SPACE_REGEX.split(prev);
final WordInfo[] prevWordsInfo = new WordInfo[Constants.MAX_PREV_WORD_COUNT_FOR_N_GRAM];
final WordInfo[] prevWordsInfo =
new WordInfo[DecoderSpecificConstants.MAX_PREV_WORD_COUNT_FOR_N_GRAM];
Arrays.fill(prevWordsInfo, WordInfo.EMPTY_WORD_INFO);
for (int i = 0; i < prevWordsInfo.length; i++) {
final int focusedWordIndex = w.length - n - i;

7
java/src/com/android/inputmethod/latin/utils/WordInputEventForPersonalization.java
View File

@ -20,8 +20,8 @@ import android.util.Log;
import com.android.inputmethod.annotations.UsedForTesting;
import com.android.inputmethod.latin.NgramContext;
import com.android.inputmethod.latin.common.Constants;
import com.android.inputmethod.latin.common.StringUtils;
import com.android.inputmethod.latin.define.DecoderSpecificConstants;
import com.android.inputmethod.latin.settings.SpacingAndPunctuations;
import com.android.inputmethod.latin.utils.DistracterFilter.HandlingType;
@ -37,9 +37,10 @@ public final class WordInputEventForPersonalization {
public final int[] mTargetWord;
public final int mPrevWordsCount;
public final int[][] mPrevWordArray = new int[Constants.MAX_PREV_WORD_COUNT_FOR_N_GRAM][];
public final int[][] mPrevWordArray =
new int[DecoderSpecificConstants.MAX_PREV_WORD_COUNT_FOR_N_GRAM][];
public final boolean[] mIsPrevWordBeginningOfSentenceArray =
new boolean[Constants.MAX_PREV_WORD_COUNT_FOR_N_GRAM];
new boolean[DecoderSpecificConstants.MAX_PREV_WORD_COUNT_FOR_N_GRAM];
public final boolean mIsValid;
// Time stamp in seconds.
public final int mTimestamp;

4
tests/src/com/android/inputmethod/latin/BinaryDictionaryTests.java
View File

@ -23,8 +23,8 @@ import android.util.Pair;
import com.android.inputmethod.latin.NgramContext.WordInfo;
import com.android.inputmethod.latin.common.CodePointUtils;
import com.android.inputmethod.latin.common.Constants;
import com.android.inputmethod.latin.common.FileUtils;
import com.android.inputmethod.latin.define.DecoderSpecificConstants;
import com.android.inputmethod.latin.makedict.DictionaryHeader;
import com.android.inputmethod.latin.makedict.FormatSpec;
import com.android.inputmethod.latin.makedict.WeightedString;
@ -171,7 +171,7 @@ public class BinaryDictionaryTests extends AndroidTestCase {
private void testAddTooLongWord(final int formatVersion) {
final BinaryDictionary binaryDictionary = getEmptyBinaryDictionary(formatVersion);
final StringBuffer stringBuilder = new StringBuffer();
for (int i = 0; i < Constants.DICTIONARY_MAX_WORD_LENGTH; i++) {
for (int i = 0; i < DecoderSpecificConstants.DICTIONARY_MAX_WORD_LENGTH; i++) {
stringBuilder.append('a');
}
final String validLongWord = stringBuilder.toString();

4
tests/src/com/android/inputmethod/latin/makedict/BinaryDictIOUtils.java
View File

@ -17,7 +17,7 @@
package com.android.inputmethod.latin.makedict;
import com.android.inputmethod.annotations.UsedForTesting;
import com.android.inputmethod.latin.common.Constants;
import com.android.inputmethod.latin.define.DecoderSpecificConstants;
import com.android.inputmethod.latin.makedict.DictDecoder.DictionaryBufferFactory;
import java.io.File;
@ -183,7 +183,7 @@ public final class BinaryDictIOUtils {
dictDecoder.readHeader();
int wordPos = 0;
final int wordLen = word.codePointCount(0, word.length());
for (int depth = 0; depth < Constants.DICTIONARY_MAX_WORD_LENGTH; ++depth) {
for (int depth = 0; depth < DecoderSpecificConstants.DICTIONARY_MAX_WORD_LENGTH; ++depth) {
if (wordPos >= wordLen) return FormatSpec.NOT_VALID_WORD;
do {

4
tests/src/com/android/inputmethod/latin/makedict/FusionDictionary.java
View File

@ -17,7 +17,7 @@
package com.android.inputmethod.latin.makedict;
import com.android.inputmethod.annotations.UsedForTesting;
import com.android.inputmethod.latin.common.Constants;
import com.android.inputmethod.latin.define.DecoderSpecificConstants;
import com.android.inputmethod.latin.makedict.FormatSpec.DictionaryOptions;
import java.util.ArrayList;
@ -387,7 +387,7 @@ public final class FusionDictionary implements Iterable<WordProperty> {
final ArrayList<WeightedString> shortcutTargets,
final boolean isNotAWord, final boolean isPossiblyOffensive) {
assert(probabilityInfo.mProbability <= FormatSpec.MAX_TERMINAL_FREQUENCY);
if (word.length >= Constants.DICTIONARY_MAX_WORD_LENGTH) {
if (word.length >= DecoderSpecificConstants.DICTIONARY_MAX_WORD_LENGTH) {
MakedictLog.w("Ignoring a word that is too long: word.length = " + word.length);
return;
}