what-the-bank/sources/com/google/common/collect/ImmutableCollection.java

232 lines
7.8 KiB
Java
Raw Permalink Normal View History

2024-07-27 18:17:47 +07:00
package com.google.common.collect;
import com.google.common.base.Preconditions;
import com.google.common.collect.ImmutableList;
import java.io.Serializable;
import java.util.AbstractCollection;
import java.util.Arrays;
import java.util.Collection;
import java.util.Iterator;
/* loaded from: classes2.dex */
public abstract class ImmutableCollection<E> extends AbstractCollection<E> implements Serializable {
private static final Object[] EMPTY_ARRAY = new Object[0];
@Override // java.util.AbstractCollection, java.util.Collection, java.util.Set
public abstract boolean contains(Object obj);
/* JADX INFO: Access modifiers changed from: package-private */
public Object[] internalArray() {
return null;
}
/* JADX INFO: Access modifiers changed from: package-private */
public abstract boolean isPartialView();
@Override // java.util.AbstractCollection, java.util.Collection, java.lang.Iterable, java.util.Set, java.util.NavigableSet, com.google.common.collect.SortedIterable
public abstract UnmodifiableIterator<E> iterator();
@Override // java.util.AbstractCollection, java.util.Collection
public final Object[] toArray() {
return toArray(EMPTY_ARRAY);
}
@Override // java.util.AbstractCollection, java.util.Collection
public final <T> T[] toArray(T[] tArr) {
Preconditions.checkNotNull(tArr);
int size = size();
if (tArr.length < size) {
Object[] internalArray = internalArray();
if (internalArray != null) {
return (T[]) Platform.copy(internalArray, internalArrayStart(), internalArrayEnd(), tArr);
}
tArr = (T[]) ObjectArrays.newArray(tArr, size);
} else if (tArr.length > size) {
tArr[size] = null;
}
copyIntoArray(tArr, 0);
return tArr;
}
/* JADX INFO: Access modifiers changed from: package-private */
public int internalArrayStart() {
throw new UnsupportedOperationException();
}
/* JADX INFO: Access modifiers changed from: package-private */
public int internalArrayEnd() {
throw new UnsupportedOperationException();
}
@Override // java.util.AbstractCollection, java.util.Collection
@Deprecated
public final boolean add(E e) {
throw new UnsupportedOperationException();
}
@Override // java.util.AbstractCollection, java.util.Collection
@Deprecated
public final boolean remove(Object obj) {
throw new UnsupportedOperationException();
}
@Override // java.util.AbstractCollection, java.util.Collection
@Deprecated
public final boolean addAll(Collection<? extends E> collection) {
throw new UnsupportedOperationException();
}
@Override // java.util.AbstractCollection, java.util.Collection
@Deprecated
public final boolean removeAll(Collection<?> collection) {
throw new UnsupportedOperationException();
}
@Override // java.util.AbstractCollection, java.util.Collection
@Deprecated
public final boolean retainAll(Collection<?> collection) {
throw new UnsupportedOperationException();
}
@Override // java.util.AbstractCollection, java.util.Collection
@Deprecated
public final void clear() {
throw new UnsupportedOperationException();
}
public ImmutableList<E> asList() {
return isEmpty() ? ImmutableList.of() : ImmutableList.asImmutableList(toArray());
}
/* JADX INFO: Access modifiers changed from: package-private */
public int copyIntoArray(Object[] objArr, int i) {
UnmodifiableIterator<E> it = iterator();
while (it.hasNext()) {
objArr[i] = it.next();
i++;
}
return i;
}
Object writeReplace() {
return new ImmutableList.SerializedForm(toArray());
}
/* loaded from: classes2.dex */
public static abstract class Builder<E> {
static final int DEFAULT_INITIAL_CAPACITY = 4;
public abstract Builder<E> add(E e);
public abstract ImmutableCollection<E> build();
/* JADX INFO: Access modifiers changed from: package-private */
public static int expandedCapacity(int i, int i2) {
if (i2 < 0) {
throw new AssertionError("cannot store more than MAX_VALUE elements");
}
int i3 = i + (i >> 1) + 1;
if (i3 < i2) {
i3 = Integer.highestOneBit(i2 - 1) << 1;
}
if (i3 < 0) {
return Integer.MAX_VALUE;
}
return i3;
}
public Builder<E> add(E... eArr) {
for (E e : eArr) {
add((Builder<E>) e);
}
return this;
}
public Builder<E> addAll(Iterable<? extends E> iterable) {
Iterator<? extends E> it = iterable.iterator();
while (it.hasNext()) {
add((Builder<E>) it.next());
}
return this;
}
public Builder<E> addAll(Iterator<? extends E> it) {
while (it.hasNext()) {
add((Builder<E>) it.next());
}
return this;
}
}
/* JADX INFO: Access modifiers changed from: package-private */
/* loaded from: classes2.dex */
public static abstract class ArrayBasedBuilder<E> extends Builder<E> {
Object[] contents;
boolean forceCopy;
int size;
/* JADX WARN: Multi-variable type inference failed */
@Override // com.google.common.collect.ImmutableCollection.Builder
public /* bridge */ /* synthetic */ Builder add(Object obj) {
return add((ArrayBasedBuilder<E>) obj);
}
/* JADX INFO: Access modifiers changed from: package-private */
public ArrayBasedBuilder(int i) {
CollectPreconditions.checkNonnegative(i, "initialCapacity");
this.contents = new Object[i];
this.size = 0;
}
private void getReadyToExpandTo(int i) {
Object[] objArr = this.contents;
if (objArr.length < i) {
this.contents = Arrays.copyOf(objArr, expandedCapacity(objArr.length, i));
this.forceCopy = false;
} else if (this.forceCopy) {
this.contents = (Object[]) objArr.clone();
this.forceCopy = false;
}
}
@Override // com.google.common.collect.ImmutableCollection.Builder
public ArrayBasedBuilder<E> add(E e) {
Preconditions.checkNotNull(e);
getReadyToExpandTo(this.size + 1);
Object[] objArr = this.contents;
int i = this.size;
this.size = i + 1;
objArr[i] = e;
return this;
}
@Override // com.google.common.collect.ImmutableCollection.Builder
public Builder<E> add(E... eArr) {
addAll(eArr, eArr.length);
return this;
}
/* JADX INFO: Access modifiers changed from: package-private */
public final void addAll(Object[] objArr, int i) {
ObjectArrays.checkElementsNotNull(objArr, i);
getReadyToExpandTo(this.size + i);
System.arraycopy(objArr, 0, this.contents, this.size, i);
this.size += i;
}
@Override // com.google.common.collect.ImmutableCollection.Builder
public Builder<E> addAll(Iterable<? extends E> iterable) {
if (iterable instanceof Collection) {
Collection collection = (Collection) iterable;
getReadyToExpandTo(this.size + collection.size());
if (collection instanceof ImmutableCollection) {
this.size = ((ImmutableCollection) collection).copyIntoArray(this.contents, this.size);
return this;
}
}
super.addAll(iterable);
return this;
}
}
}