329 lines
9.1 KiB
Java
329 lines
9.1 KiB
Java
package androidx.collection;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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public class SparseArrayCompat<E> implements Cloneable {
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private static final Object DELETED = new Object();
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private boolean mGarbage;
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private int[] mKeys;
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private int mSize;
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private Object[] mValues;
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public SparseArrayCompat() {
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this(10);
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}
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public SparseArrayCompat(int i) {
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this.mGarbage = false;
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if (i == 0) {
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this.mKeys = ContainerHelpers.EMPTY_INTS;
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this.mValues = ContainerHelpers.EMPTY_OBJECTS;
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return;
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}
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int idealIntArraySize = ContainerHelpers.idealIntArraySize(i);
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this.mKeys = new int[idealIntArraySize];
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this.mValues = new Object[idealIntArraySize];
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}
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private void gc() {
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int i = this.mSize;
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int[] iArr = this.mKeys;
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Object[] objArr = this.mValues;
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int i2 = 0;
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for (int i3 = 0; i3 < i; i3++) {
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Object obj = objArr[i3];
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if (obj != DELETED) {
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if (i3 != i2) {
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iArr[i2] = iArr[i3];
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objArr[i2] = obj;
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objArr[i3] = null;
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}
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i2++;
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}
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}
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this.mGarbage = false;
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this.mSize = i2;
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}
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public void append(int i, E e) {
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int i2 = this.mSize;
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if (i2 == 0 || i > this.mKeys[i2 - 1]) {
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if (this.mGarbage && i2 >= this.mKeys.length) {
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gc();
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}
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int i3 = this.mSize;
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if (i3 >= this.mKeys.length) {
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int idealIntArraySize = ContainerHelpers.idealIntArraySize(i3 + 1);
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int[] iArr = new int[idealIntArraySize];
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Object[] objArr = new Object[idealIntArraySize];
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int[] iArr2 = this.mKeys;
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System.arraycopy(iArr2, 0, iArr, 0, iArr2.length);
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Object[] objArr2 = this.mValues;
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System.arraycopy(objArr2, 0, objArr, 0, objArr2.length);
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this.mKeys = iArr;
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this.mValues = objArr;
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}
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this.mKeys[i3] = i;
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this.mValues[i3] = e;
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this.mSize = i3 + 1;
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return;
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}
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put(i, e);
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}
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public void clear() {
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int i = this.mSize;
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Object[] objArr = this.mValues;
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for (int i2 = 0; i2 < i; i2++) {
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objArr[i2] = null;
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}
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this.mSize = 0;
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this.mGarbage = false;
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}
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@Override // java.lang.Object
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public SparseArrayCompat<E> clone() {
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try {
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SparseArrayCompat<E> sparseArrayCompat = (SparseArrayCompat) super.clone();
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sparseArrayCompat.mKeys = (int[]) this.mKeys.clone();
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sparseArrayCompat.mValues = (Object[]) this.mValues.clone();
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return sparseArrayCompat;
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} catch (CloneNotSupportedException e) {
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throw new AssertionError(e);
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}
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}
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public boolean containsKey(int i) {
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return indexOfKey(i) >= 0;
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}
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public boolean containsValue(E e) {
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return indexOfValue(e) >= 0;
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}
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@Deprecated
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public void delete(int i) {
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remove(i);
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}
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@Nullable
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public E get(int i) {
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return get(i, null);
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}
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public E get(int i, E e) {
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int binarySearch = ContainerHelpers.binarySearch(this.mKeys, this.mSize, i);
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if (binarySearch >= 0) {
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Object[] objArr = this.mValues;
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if (objArr[binarySearch] != DELETED) {
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return (E) objArr[binarySearch];
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}
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}
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return e;
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}
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public int indexOfKey(int i) {
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if (this.mGarbage) {
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gc();
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}
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return ContainerHelpers.binarySearch(this.mKeys, this.mSize, i);
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}
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public int indexOfValue(E e) {
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if (this.mGarbage) {
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gc();
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}
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for (int i = 0; i < this.mSize; i++) {
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if (this.mValues[i] == e) {
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return i;
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}
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}
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return -1;
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}
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public boolean isEmpty() {
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return size() == 0;
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}
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public int keyAt(int i) {
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if (this.mGarbage) {
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gc();
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}
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return this.mKeys[i];
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}
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public void put(int i, E e) {
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int binarySearch = ContainerHelpers.binarySearch(this.mKeys, this.mSize, i);
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if (binarySearch >= 0) {
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this.mValues[binarySearch] = e;
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return;
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}
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int i2 = ~binarySearch;
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int i3 = this.mSize;
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if (i2 < i3) {
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Object[] objArr = this.mValues;
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if (objArr[i2] == DELETED) {
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this.mKeys[i2] = i;
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objArr[i2] = e;
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return;
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}
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}
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if (this.mGarbage && i3 >= this.mKeys.length) {
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gc();
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i2 = ~ContainerHelpers.binarySearch(this.mKeys, this.mSize, i);
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}
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int i4 = this.mSize;
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if (i4 >= this.mKeys.length) {
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int idealIntArraySize = ContainerHelpers.idealIntArraySize(i4 + 1);
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int[] iArr = new int[idealIntArraySize];
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Object[] objArr2 = new Object[idealIntArraySize];
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int[] iArr2 = this.mKeys;
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System.arraycopy(iArr2, 0, iArr, 0, iArr2.length);
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Object[] objArr3 = this.mValues;
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System.arraycopy(objArr3, 0, objArr2, 0, objArr3.length);
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this.mKeys = iArr;
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this.mValues = objArr2;
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}
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int i5 = this.mSize;
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if (i5 - i2 != 0) {
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int[] iArr3 = this.mKeys;
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int i6 = i2 + 1;
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System.arraycopy(iArr3, i2, iArr3, i6, i5 - i2);
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Object[] objArr4 = this.mValues;
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System.arraycopy(objArr4, i2, objArr4, i6, this.mSize - i2);
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}
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this.mKeys[i2] = i;
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this.mValues[i2] = e;
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this.mSize++;
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}
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/* JADX DEBUG: Multi-variable search result rejected for r4v0, resolved type: androidx.collection.SparseArrayCompat<E> */
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/* JADX WARN: Multi-variable type inference failed */
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public void putAll(@NonNull SparseArrayCompat<? extends E> sparseArrayCompat) {
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int size = sparseArrayCompat.size();
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for (int i = 0; i < size; i++) {
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put(sparseArrayCompat.keyAt(i), sparseArrayCompat.valueAt(i));
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}
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}
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@Nullable
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public E putIfAbsent(int i, E e) {
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E e2 = get(i);
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if (e2 == null) {
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put(i, e);
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}
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return e2;
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}
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public void remove(int i) {
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Object[] objArr;
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Object obj;
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int binarySearch = ContainerHelpers.binarySearch(this.mKeys, this.mSize, i);
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if (binarySearch >= 0 && (objArr = this.mValues)[binarySearch] != (obj = DELETED)) {
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objArr[binarySearch] = obj;
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this.mGarbage = true;
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}
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}
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public boolean remove(int i, Object obj) {
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int indexOfKey = indexOfKey(i);
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if (indexOfKey < 0) {
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return false;
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}
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E valueAt = valueAt(indexOfKey);
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if (obj != valueAt && (obj == null || !obj.equals(valueAt))) {
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return false;
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}
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removeAt(indexOfKey);
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return true;
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}
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public void removeAt(int i) {
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Object[] objArr = this.mValues;
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Object obj = objArr[i];
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Object obj2 = DELETED;
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if (obj != obj2) {
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objArr[i] = obj2;
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this.mGarbage = true;
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}
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}
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public void removeAtRange(int i, int i2) {
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int min = Math.min(this.mSize, i2 + i);
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while (i < min) {
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removeAt(i);
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i++;
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}
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}
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@Nullable
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public E replace(int i, E e) {
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int indexOfKey = indexOfKey(i);
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if (indexOfKey < 0) {
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return null;
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}
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Object[] objArr = this.mValues;
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E e2 = (E) objArr[indexOfKey];
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objArr[indexOfKey] = e;
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return e2;
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}
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public boolean replace(int i, E e, E e2) {
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int indexOfKey = indexOfKey(i);
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if (indexOfKey < 0) {
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return false;
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}
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Object obj = this.mValues[indexOfKey];
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if (obj != e && (e == null || !e.equals(obj))) {
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return false;
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}
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this.mValues[indexOfKey] = e2;
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return true;
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}
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public void setValueAt(int i, E e) {
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if (this.mGarbage) {
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gc();
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}
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this.mValues[i] = e;
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}
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public int size() {
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if (this.mGarbage) {
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gc();
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}
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return this.mSize;
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}
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@Override // java.lang.Object
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public String toString() {
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if (size() <= 0) {
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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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sb.append(keyAt(i));
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sb.append('=');
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E valueAt = valueAt(i);
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if (valueAt != this) {
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sb.append((Object) valueAt);
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} else {
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sb.append("(this Map)");
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}
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}
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sb.append('}');
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return sb.toString();
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}
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public E valueAt(int i) {
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if (this.mGarbage) {
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gc();
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}
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return (E) this.mValues[i];
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}
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}
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