538 lines
16 KiB
Java
538 lines
16 KiB
Java
package androidx.collection;
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import java.util.ConcurrentModificationException;
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import java.util.Map;
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/* loaded from: classes.dex */
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public class SimpleArrayMap<K, V> {
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private static final int BASE_SIZE = 4;
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private static final int CACHE_SIZE = 10;
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private static final boolean CONCURRENT_MODIFICATION_EXCEPTIONS = true;
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private static final boolean DEBUG = false;
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private static final String TAG = "ArrayMap";
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static Object[] mBaseCache;
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static int mBaseCacheSize;
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static Object[] mTwiceBaseCache;
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static int mTwiceBaseCacheSize;
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Object[] mArray;
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int[] mHashes;
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int mSize;
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public boolean isEmpty() {
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if (this.mSize <= 0) {
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return CONCURRENT_MODIFICATION_EXCEPTIONS;
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}
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return false;
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}
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public int size() {
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return this.mSize;
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}
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private static int binarySearchHashes(int[] iArr, int i, int i2) {
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try {
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return ContainerHelpers.binarySearch(iArr, i, i2);
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} catch (ArrayIndexOutOfBoundsException unused) {
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throw new ConcurrentModificationException();
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}
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}
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int indexOf(Object obj, int i) {
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int i2 = this.mSize;
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if (i2 == 0) {
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return -1;
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}
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int binarySearchHashes = binarySearchHashes(this.mHashes, i2, i);
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if (binarySearchHashes < 0 || obj.equals(this.mArray[binarySearchHashes << 1])) {
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return binarySearchHashes;
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}
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int i3 = binarySearchHashes + 1;
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while (i3 < i2 && this.mHashes[i3] == i) {
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if (obj.equals(this.mArray[i3 << 1])) {
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return i3;
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}
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i3++;
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}
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for (int i4 = binarySearchHashes - 1; i4 >= 0 && this.mHashes[i4] == i; i4--) {
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if (obj.equals(this.mArray[i4 << 1])) {
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return i4;
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}
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}
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return ~i3;
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}
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int indexOfNull() {
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int i = this.mSize;
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if (i == 0) {
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return -1;
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}
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int binarySearchHashes = binarySearchHashes(this.mHashes, i, 0);
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if (binarySearchHashes < 0 || this.mArray[binarySearchHashes << 1] == null) {
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return binarySearchHashes;
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}
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int i2 = binarySearchHashes + 1;
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while (i2 < i && this.mHashes[i2] == 0) {
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if (this.mArray[i2 << 1] == null) {
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return i2;
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}
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i2++;
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}
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for (int i3 = binarySearchHashes - 1; i3 >= 0 && this.mHashes[i3] == 0; i3--) {
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if (this.mArray[i3 << 1] == null) {
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return i3;
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}
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}
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return ~i2;
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}
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private void allocArrays(int i) {
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if (i == 8) {
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synchronized (SimpleArrayMap.class) {
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Object[] objArr = mTwiceBaseCache;
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if (objArr != null) {
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this.mArray = objArr;
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mTwiceBaseCache = (Object[]) objArr[0];
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this.mHashes = (int[]) objArr[1];
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objArr[1] = null;
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objArr[0] = null;
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mTwiceBaseCacheSize--;
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return;
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}
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}
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} else if (i == 4) {
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synchronized (SimpleArrayMap.class) {
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Object[] objArr2 = mBaseCache;
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if (objArr2 != null) {
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this.mArray = objArr2;
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mBaseCache = (Object[]) objArr2[0];
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this.mHashes = (int[]) objArr2[1];
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objArr2[1] = null;
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objArr2[0] = null;
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mBaseCacheSize--;
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return;
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}
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}
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}
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this.mHashes = new int[i];
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this.mArray = new Object[i << 1];
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}
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private static void freeArrays(int[] iArr, Object[] objArr, int i) {
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if (iArr.length == 8) {
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synchronized (SimpleArrayMap.class) {
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if (mTwiceBaseCacheSize < 10) {
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objArr[0] = mTwiceBaseCache;
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objArr[1] = iArr;
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for (int i2 = (i << 1) - 1; i2 >= 2; i2--) {
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objArr[i2] = null;
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}
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mTwiceBaseCache = objArr;
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mTwiceBaseCacheSize++;
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}
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}
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return;
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}
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if (iArr.length == 4) {
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synchronized (SimpleArrayMap.class) {
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if (mBaseCacheSize < 10) {
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objArr[0] = mBaseCache;
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objArr[1] = iArr;
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for (int i3 = (i << 1) - 1; i3 >= 2; i3--) {
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objArr[i3] = null;
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}
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mBaseCache = objArr;
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mBaseCacheSize++;
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}
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}
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}
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}
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public SimpleArrayMap() {
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this.mHashes = ContainerHelpers.EMPTY_INTS;
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this.mArray = ContainerHelpers.EMPTY_OBJECTS;
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this.mSize = 0;
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}
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public SimpleArrayMap(int i) {
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if (i == 0) {
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this.mHashes = ContainerHelpers.EMPTY_INTS;
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this.mArray = ContainerHelpers.EMPTY_OBJECTS;
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} else {
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allocArrays(i);
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}
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this.mSize = 0;
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}
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/* JADX WARN: Multi-variable type inference failed */
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public SimpleArrayMap(SimpleArrayMap<K, V> simpleArrayMap) {
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this();
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if (simpleArrayMap != 0) {
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putAll(simpleArrayMap);
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}
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}
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public void clear() {
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int i = this.mSize;
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if (i > 0) {
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int[] iArr = this.mHashes;
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Object[] objArr = this.mArray;
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this.mHashes = ContainerHelpers.EMPTY_INTS;
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this.mArray = ContainerHelpers.EMPTY_OBJECTS;
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this.mSize = 0;
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freeArrays(iArr, objArr, i);
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}
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if (this.mSize > 0) {
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throw new ConcurrentModificationException();
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}
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}
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public void ensureCapacity(int i) {
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int i2 = this.mSize;
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int[] iArr = this.mHashes;
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if (iArr.length < i) {
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Object[] objArr = this.mArray;
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allocArrays(i);
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if (this.mSize > 0) {
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System.arraycopy(iArr, 0, this.mHashes, 0, i2);
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System.arraycopy(objArr, 0, this.mArray, 0, i2 << 1);
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}
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freeArrays(iArr, objArr, i2);
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}
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if (this.mSize != i2) {
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throw new ConcurrentModificationException();
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}
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}
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public boolean containsKey(Object obj) {
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if (indexOfKey(obj) >= 0) {
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return CONCURRENT_MODIFICATION_EXCEPTIONS;
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}
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return false;
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}
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public int indexOfKey(Object obj) {
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return obj == null ? indexOfNull() : indexOf(obj, obj.hashCode());
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}
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int indexOfValue(Object obj) {
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int i = this.mSize * 2;
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Object[] objArr = this.mArray;
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if (obj == null) {
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for (int i2 = 1; i2 < i; i2 += 2) {
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if (objArr[i2] == null) {
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return i2 >> 1;
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}
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}
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return -1;
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}
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for (int i3 = 1; i3 < i; i3 += 2) {
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if (obj.equals(objArr[i3])) {
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return i3 >> 1;
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}
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}
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return -1;
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}
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public boolean containsValue(Object obj) {
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if (indexOfValue(obj) >= 0) {
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return CONCURRENT_MODIFICATION_EXCEPTIONS;
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}
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return false;
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}
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public V get(Object obj) {
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return getOrDefault(obj, null);
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}
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public V getOrDefault(Object obj, V v) {
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int indexOfKey = indexOfKey(obj);
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return indexOfKey >= 0 ? (V) this.mArray[(indexOfKey << 1) + 1] : v;
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}
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public K keyAt(int i) {
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return (K) this.mArray[i << 1];
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}
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public V valueAt(int i) {
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return (V) this.mArray[(i << 1) + 1];
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}
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public V setValueAt(int i, V v) {
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int i2 = (i << 1) + 1;
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Object[] objArr = this.mArray;
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V v2 = (V) objArr[i2];
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objArr[i2] = v;
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return v2;
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}
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public V put(K k, V v) {
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int i;
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int indexOf;
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int i2 = this.mSize;
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if (k == null) {
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indexOf = indexOfNull();
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i = 0;
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} else {
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int hashCode = k.hashCode();
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i = hashCode;
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indexOf = indexOf(k, hashCode);
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}
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if (indexOf >= 0) {
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int i3 = (indexOf << 1) + 1;
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Object[] objArr = this.mArray;
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V v2 = (V) objArr[i3];
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objArr[i3] = v;
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return v2;
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}
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int i4 = ~indexOf;
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int[] iArr = this.mHashes;
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if (i2 >= iArr.length) {
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int i5 = 8;
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if (i2 >= 8) {
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i5 = (i2 >> 1) + i2;
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} else if (i2 < 4) {
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i5 = 4;
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}
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Object[] objArr2 = this.mArray;
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allocArrays(i5);
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if (i2 != this.mSize) {
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throw new ConcurrentModificationException();
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}
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int[] iArr2 = this.mHashes;
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if (iArr2.length > 0) {
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System.arraycopy(iArr, 0, iArr2, 0, iArr.length);
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System.arraycopy(objArr2, 0, this.mArray, 0, objArr2.length);
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}
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freeArrays(iArr, objArr2, i2);
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}
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if (i4 < i2) {
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int[] iArr3 = this.mHashes;
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int i6 = i4 + 1;
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System.arraycopy(iArr3, i4, iArr3, i6, i2 - i4);
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Object[] objArr3 = this.mArray;
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System.arraycopy(objArr3, i4 << 1, objArr3, i6 << 1, (this.mSize - i4) << 1);
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}
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int i7 = this.mSize;
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if (i2 == i7) {
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int[] iArr4 = this.mHashes;
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if (i4 < iArr4.length) {
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iArr4[i4] = i;
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Object[] objArr4 = this.mArray;
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int i8 = i4 << 1;
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objArr4[i8] = k;
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objArr4[i8 + 1] = v;
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this.mSize = i7 + 1;
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return null;
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}
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}
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throw new ConcurrentModificationException();
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}
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public void putAll(SimpleArrayMap<? extends K, ? extends V> simpleArrayMap) {
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int i = simpleArrayMap.mSize;
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ensureCapacity(this.mSize + i);
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if (this.mSize != 0) {
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for (int i2 = 0; i2 < i; i2++) {
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put(simpleArrayMap.keyAt(i2), simpleArrayMap.valueAt(i2));
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}
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} else if (i > 0) {
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System.arraycopy(simpleArrayMap.mHashes, 0, this.mHashes, 0, i);
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System.arraycopy(simpleArrayMap.mArray, 0, this.mArray, 0, i << 1);
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this.mSize = i;
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}
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}
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public V putIfAbsent(K k, V v) {
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V v2 = get(k);
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return v2 == null ? put(k, v) : v2;
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}
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public V remove(Object obj) {
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int indexOfKey = indexOfKey(obj);
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if (indexOfKey >= 0) {
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return removeAt(indexOfKey);
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}
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return null;
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}
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public boolean remove(Object obj, Object obj2) {
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int indexOfKey = indexOfKey(obj);
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if (indexOfKey < 0) {
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return false;
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}
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V valueAt = valueAt(indexOfKey);
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if (obj2 != valueAt && (obj2 == null || !obj2.equals(valueAt))) {
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return false;
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}
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removeAt(indexOfKey);
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return CONCURRENT_MODIFICATION_EXCEPTIONS;
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}
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public V removeAt(int i) {
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Object[] objArr = this.mArray;
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int i2 = i << 1;
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V v = (V) objArr[i2 + 1];
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int i3 = this.mSize;
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int i4 = 0;
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if (i3 <= 1) {
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freeArrays(this.mHashes, objArr, i3);
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this.mHashes = ContainerHelpers.EMPTY_INTS;
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this.mArray = ContainerHelpers.EMPTY_OBJECTS;
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} else {
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int i5 = i3 - 1;
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int[] iArr = this.mHashes;
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if (iArr.length > 8 && i3 < iArr.length / 3) {
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allocArrays(i3 > 8 ? i3 + (i3 >> 1) : 8);
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if (i3 != this.mSize) {
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throw new ConcurrentModificationException();
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}
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if (i > 0) {
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System.arraycopy(iArr, 0, this.mHashes, 0, i);
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System.arraycopy(objArr, 0, this.mArray, 0, i2);
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}
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if (i < i5) {
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int i6 = i + 1;
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int i7 = i5 - i;
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System.arraycopy(iArr, i6, this.mHashes, i, i7);
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System.arraycopy(objArr, i6 << 1, this.mArray, i2, i7 << 1);
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}
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} else {
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if (i < i5) {
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int i8 = i + 1;
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int i9 = i5 - i;
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System.arraycopy(iArr, i8, iArr, i, i9);
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Object[] objArr2 = this.mArray;
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System.arraycopy(objArr2, i8 << 1, objArr2, i2, i9 << 1);
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}
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Object[] objArr3 = this.mArray;
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int i10 = i5 << 1;
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objArr3[i10] = null;
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objArr3[i10 + 1] = null;
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}
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i4 = i5;
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}
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if (i3 != this.mSize) {
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throw new ConcurrentModificationException();
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}
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this.mSize = i4;
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return v;
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}
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public V replace(K k, V v) {
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int indexOfKey = indexOfKey(k);
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if (indexOfKey >= 0) {
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return setValueAt(indexOfKey, v);
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}
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return null;
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}
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public boolean replace(K k, V v, V v2) {
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int indexOfKey = indexOfKey(k);
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if (indexOfKey < 0) {
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return false;
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}
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V valueAt = valueAt(indexOfKey);
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if (valueAt != v && (v == null || !v.equals(valueAt))) {
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return false;
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}
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setValueAt(indexOfKey, v2);
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return CONCURRENT_MODIFICATION_EXCEPTIONS;
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}
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public boolean equals(Object obj) {
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if (this == obj) {
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return CONCURRENT_MODIFICATION_EXCEPTIONS;
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}
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if (obj instanceof SimpleArrayMap) {
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SimpleArrayMap simpleArrayMap = (SimpleArrayMap) obj;
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if (size() != simpleArrayMap.size()) {
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return false;
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}
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for (int i = 0; i < this.mSize; i++) {
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try {
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K keyAt = keyAt(i);
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V valueAt = valueAt(i);
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Object obj2 = simpleArrayMap.get(keyAt);
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if (valueAt == null) {
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if (obj2 != null || !simpleArrayMap.containsKey(keyAt)) {
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return false;
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}
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} else if (!valueAt.equals(obj2)) {
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return false;
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}
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} catch (ClassCastException | NullPointerException unused) {
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return false;
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}
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}
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return CONCURRENT_MODIFICATION_EXCEPTIONS;
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}
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if (obj instanceof Map) {
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Map map = (Map) obj;
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if (size() != map.size()) {
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return false;
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}
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for (int i2 = 0; i2 < this.mSize; i2++) {
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try {
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K keyAt2 = keyAt(i2);
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V valueAt2 = valueAt(i2);
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Object obj3 = map.get(keyAt2);
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if (valueAt2 == null) {
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if (obj3 != null || !map.containsKey(keyAt2)) {
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return false;
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}
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} else if (!valueAt2.equals(obj3)) {
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return false;
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}
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} catch (ClassCastException | NullPointerException unused2) {
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}
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}
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return CONCURRENT_MODIFICATION_EXCEPTIONS;
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}
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return false;
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}
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public int hashCode() {
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int[] iArr = this.mHashes;
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Object[] objArr = this.mArray;
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int i = this.mSize;
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int i2 = 1;
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int i3 = 0;
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int i4 = 0;
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while (i3 < i) {
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Object obj = objArr[i2];
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i4 += (obj == null ? 0 : obj.hashCode()) ^ iArr[i3];
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i3++;
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i2 += 2;
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}
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return i4;
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}
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public String toString() {
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if (isEmpty()) {
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return "{}";
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}
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StringBuilder sb = new StringBuilder(this.mSize * 28);
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sb.append('{');
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for (int i = 0; i < this.mSize; i++) {
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if (i > 0) {
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sb.append(", ");
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}
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K keyAt = keyAt(i);
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if (keyAt != this) {
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sb.append(keyAt);
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} else {
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sb.append("(this Map)");
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}
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sb.append('=');
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V valueAt = valueAt(i);
|
|
if (valueAt != this) {
|
|
sb.append(valueAt);
|
|
} else {
|
|
sb.append("(this Map)");
|
|
}
|
|
}
|
|
sb.append('}');
|
|
return sb.toString();
|
|
}
|
|
}
|