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/*
* Copyright (C) 2013 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 com.android.inputmethod.annotations.UsedForTesting;
import com.android.inputmethod.latin.BinaryDictionary;
import com.android.inputmethod.latin.makedict.FusionDictionary.WeightedString;
import java.util.ArrayList;
// This has information that belong to a unigram. This class has some detailed attributes such as
// historical information but they have to be checked only for testing purpose.
@UsedForTesting
public class UnigramProperty {
public final String mCodePoints;
public final boolean mIsNotAWord;
public final boolean mIsBlacklisted;
public final boolean mHasBigrams;
public final boolean mHasShortcuts;
public final int mProbability;
// 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;
public final int mLevel;
public final int mCount;
public final ArrayList<WeightedString> mShortcutTargets = CollectionUtils.newArrayList();
private static int getCodePointCount(final int[] codePoints) {
for (int i = 0; i < codePoints.length; i++) {
if (codePoints[i] == 0) {
return i;
}
}
return codePoints.length;
}
// This represents invalid unigram when the probability is BinaryDictionary.NOT_A_PROBABILITY.
public UnigramProperty(final int[] codePoints, final boolean isNotAWord,
final boolean isBlacklisted, final boolean hasBigram,
final boolean hasShortcuts, final int probability, final int timestamp,
final int level, final int count, final ArrayList<int[]> shortcutTargets,
final ArrayList<Integer> shortcutProbabilities) {
mCodePoints = new String(codePoints, 0 /* offset */, getCodePointCount(codePoints));
mIsNotAWord = isNotAWord;
mIsBlacklisted = isBlacklisted;
mHasBigrams = hasBigram;
mHasShortcuts = hasShortcuts;
mProbability = probability;
mTimestamp = timestamp;
mLevel = level;
mCount = count;
final int shortcutTargetCount = shortcutTargets.size();
for (int i = 0; i < shortcutTargetCount; i++) {
final int[] shortcutTargetCodePointArray = shortcutTargets.get(i);
final String shortcutTargetString = new String(shortcutTargetCodePointArray,
0 /* offset */, getCodePointCount(shortcutTargetCodePointArray));
mShortcutTargets.add(
new WeightedString(shortcutTargetString, shortcutProbabilities.get(i)));
}
}
@UsedForTesting
public boolean isValid() {
return mProbability != BinaryDictionary.NOT_A_PROBABILITY;
}
}
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