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https://gitlab.futo.org/keyboard/latinime.git
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Add null analysis annotations to latinime-common
Change-Id: I06eedd9ab85e5a8890e6809bbf9e88e5b8c14e38
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2cf5550749
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@ -20,6 +20,8 @@ import com.android.inputmethod.annotations.UsedForTesting;
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import java.util.Random;
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import javax.annotation.Nonnull;
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// Utility methods related with code points used for tests.
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// TODO: Figure out where this class should be.
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@UsedForTesting
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@ -65,17 +67,23 @@ public class CodePointUtils {
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};
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@UsedForTesting
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public static int[] generateCodePointSet(final int codePointSetSize, final Random random) {
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@Nonnull
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public static int[] generateCodePointSet(final int codePointSetSize,
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@Nonnull final Random random) {
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final int[] codePointSet = new int[codePointSetSize];
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for (int i = codePointSet.length - 1; i >= 0; ) {
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final int r = Math.abs(random.nextInt());
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if (r < 0) continue;
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if (r < 0) {
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continue;
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}
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// Don't insert 0~0x20, but insert any other code point.
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// Code points are in the range 0~0x10FFFF.
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final int candidateCodePoint = 0x20 + r % (Character.MAX_CODE_POINT - 0x20);
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// Code points between MIN_ and MAX_SURROGATE are not valid on their own.
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if (candidateCodePoint >= Character.MIN_SURROGATE
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&& candidateCodePoint <= Character.MAX_SURROGATE) continue;
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&& candidateCodePoint <= Character.MAX_SURROGATE) {
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continue;
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}
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codePointSet[i] = candidateCodePoint;
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--i;
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}
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@ -86,8 +94,10 @@ public class CodePointUtils {
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* Generates a random word.
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*/
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@UsedForTesting
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public static String generateWord(final Random random, final int[] codePointSet) {
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StringBuilder builder = new StringBuilder();
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@Nonnull
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public static String generateWord(@Nonnull final Random random,
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@Nonnull final int[] codePointSet) {
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final StringBuilder builder = new StringBuilder();
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// 8 * 4 = 32 chars max, but we do it the following way so as to bias the random toward
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// longer words. This should be closer to natural language, and more importantly, it will
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// exercise the algorithms in dicttool much more.
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@ -16,15 +16,20 @@
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package com.android.inputmethod.latin.common;
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import javax.annotation.Nonnull;
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/**
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* An immutable class that encapsulates a snapshot of word composition data.
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*/
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public class ComposedData {
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@Nonnull
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public final InputPointers mInputPointers;
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public final boolean mIsBatchMode;
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@Nonnull
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public final String mTypedWord;
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public ComposedData(final InputPointers inputPointers, final boolean isBatchMode,
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final String typedWord) {
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public ComposedData(@Nonnull final InputPointers inputPointers, final boolean isBatchMode,
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@Nonnull final String typedWord) {
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mInputPointers = inputPointers;
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mIsBatchMode = isBatchMode;
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mTypedWord = typedWord;
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@ -40,7 +45,7 @@ public class ComposedData {
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* @return the number of copied code points.
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*/
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public int copyCodePointsExceptTrailingSingleQuotesAndReturnCodePointCount(
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final int[] destination) {
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@Nonnull final int[] destination) {
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// lastIndex is exclusive
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final int lastIndex = mTypedWord.length()
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- StringUtils.getTrailingSingleQuotesCount(mTypedWord);
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@ -18,6 +18,8 @@ package com.android.inputmethod.latin.common;
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import com.android.inputmethod.annotations.UsedForTesting;
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import javax.annotation.Nonnull;
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public final class Constants {
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public static final class Color {
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/**
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@ -259,6 +261,7 @@ public final class Constants {
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return code >= CODE_SPACE;
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}
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@Nonnull
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public static String printableCode(final int code) {
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switch (code) {
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case CODE_SHIFT: return "shift";
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@ -286,7 +289,8 @@ public final class Constants {
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}
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}
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public static String printableCodes(final int[] codes) {
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@Nonnull
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public static String printableCodes(@Nonnull final int[] codes) {
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final StringBuilder sb = new StringBuilder();
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boolean addDelimiter = false;
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for (final int code : codes) {
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@ -18,6 +18,8 @@ package com.android.inputmethod.latin.common;
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import com.android.inputmethod.annotations.UsedForTesting;
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import javax.annotation.Nonnull;
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// TODO: This class is not thread-safe.
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public final class InputPointers {
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private static final boolean DEBUG_TIME = false;
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@ -28,7 +30,7 @@ public final class InputPointers {
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private final ResizableIntArray mPointerIds;
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private final ResizableIntArray mTimes;
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public InputPointers(int defaultCapacity) {
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public InputPointers(final int defaultCapacity) {
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mDefaultCapacity = defaultCapacity;
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mXCoordinates = new ResizableIntArray(defaultCapacity);
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mYCoordinates = new ResizableIntArray(defaultCapacity);
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@ -51,7 +53,8 @@ public final class InputPointers {
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mTimes.fill(lastTime, fromIndex, fillLength);
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}
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public void addPointerAt(int index, int x, int y, int pointerId, int time) {
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public void addPointerAt(final int index, final int x, final int y, final int pointerId,
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final int time) {
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mXCoordinates.addAt(index, x);
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mYCoordinates.addAt(index, y);
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mPointerIds.addAt(index, pointerId);
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@ -62,21 +65,21 @@ public final class InputPointers {
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}
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@UsedForTesting
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public void addPointer(int x, int y, int pointerId, int time) {
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public void addPointer(final int x, final int y, final int pointerId, final int time) {
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mXCoordinates.add(x);
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mYCoordinates.add(y);
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mPointerIds.add(pointerId);
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mTimes.add(time);
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}
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public void set(InputPointers ip) {
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public void set(@Nonnull final InputPointers ip) {
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mXCoordinates.set(ip.mXCoordinates);
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mYCoordinates.set(ip.mYCoordinates);
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mPointerIds.set(ip.mPointerIds);
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mTimes.set(ip.mTimes);
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}
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public void copy(InputPointers ip) {
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public void copy(@Nonnull final InputPointers ip) {
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mXCoordinates.copy(ip.mXCoordinates);
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mYCoordinates.copy(ip.mYCoordinates);
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mPointerIds.copy(ip.mPointerIds);
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@ -93,8 +96,9 @@ public final class InputPointers {
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* @param startPos the starting index of the data in {@code times} and etc.
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* @param length the number of data to be appended.
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*/
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public void append(int pointerId, ResizableIntArray times, ResizableIntArray xCoordinates,
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ResizableIntArray yCoordinates, int startPos, int length) {
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public void append(final int pointerId, @Nonnull final ResizableIntArray times,
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@Nonnull final ResizableIntArray xCoordinates,
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@Nonnull final ResizableIntArray yCoordinates, final int startPos, final int length) {
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if (length == 0) {
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return;
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}
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@ -127,14 +131,17 @@ public final class InputPointers {
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return mXCoordinates.getLength();
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}
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@Nonnull
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public int[] getXCoordinates() {
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return mXCoordinates.getPrimitiveArray();
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}
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@Nonnull
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public int[] getYCoordinates() {
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return mYCoordinates.getPrimitiveArray();
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}
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@Nonnull
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public int[] getPointerIds() {
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return mPointerIds.getPrimitiveArray();
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}
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@ -145,6 +152,7 @@ public final class InputPointers {
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* @return The time each point was registered, in milliseconds, relative to the first event in
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* the sequence.
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*/
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@Nonnull
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public int[] getTimes() {
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return mTimes.getPrimitiveArray();
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}
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@ -18,8 +18,11 @@ package com.android.inputmethod.latin.common;
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import java.util.Arrays;
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import javax.annotation.Nonnull;
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// TODO: This class is not thread-safe.
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public final class ResizableIntArray {
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@Nonnull
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private int[] mArray;
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private int mLength;
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@ -89,17 +92,18 @@ public final class ResizableIntArray {
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mLength = 0;
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}
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@Nonnull
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public int[] getPrimitiveArray() {
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return mArray;
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}
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public void set(final ResizableIntArray ip) {
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public void set(@Nonnull final ResizableIntArray ip) {
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// TODO: Implement primitive array pool.
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mArray = ip.mArray;
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mLength = ip.mLength;
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}
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public void copy(final ResizableIntArray ip) {
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public void copy(@Nonnull final ResizableIntArray ip) {
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final int newCapacity = calculateCapacity(ip.mLength);
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if (newCapacity > 0) {
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// TODO: Implement primitive array pool.
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@ -109,7 +113,7 @@ public final class ResizableIntArray {
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mLength = ip.mLength;
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}
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public void append(final ResizableIntArray src, final int startPos, final int length) {
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public void append(@Nonnull final ResizableIntArray src, final int startPos, final int length) {
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if (length == 0) {
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return;
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}
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