package j.k0;

import java.io.Serializable;
import java.util.Collection;
import java.util.Iterator;
import java.util.Set;
import okhttp3.HttpUrl;

/* JADX INFO: compiled from: Sets.kt */
/* JADX INFO: loaded from: classes.dex */
public final class a0 implements Set, Serializable, j.p0.d.i0.a {
    public static final a0 b = new a0();

    private a0() {
    }

    @Override // java.util.Set, java.util.Collection
    public /* bridge */ /* synthetic */ boolean add(Object obj) {
        throw new UnsupportedOperationException("Operation is not supported for read-only collection");
    }

    @Override // java.util.Set, java.util.Collection
    public boolean addAll(Collection collection) {
        throw new UnsupportedOperationException("Operation is not supported for read-only collection");
    }

    public boolean b(Void r2) {
        j.p0.d.r.f(r2, "element");
        return false;
    }

    public int c() {
        return 0;
    }

    @Override // java.util.Set, java.util.Collection
    public void clear() {
        throw new UnsupportedOperationException("Operation is not supported for read-only collection");
    }

    @Override // java.util.Set, java.util.Collection
    public final /* bridge */ boolean contains(Object obj) {
        if (obj instanceof Void) {
            return b((Void) obj);
        }
        return false;
    }

    @Override // java.util.Set, java.util.Collection
    public boolean containsAll(Collection collection) {
        j.p0.d.r.f(collection, "elements");
        return collection.isEmpty();
    }

    @Override // java.util.Set, java.util.Collection
    public boolean equals(Object obj) {
        return (obj instanceof Set) && ((Set) obj).isEmpty();
    }

    @Override // java.util.Set, java.util.Collection
    public int hashCode() {
        return 0;
    }

    @Override // java.util.Set, java.util.Collection
    public boolean isEmpty() {
        return true;
    }

    @Override // java.util.Set, java.util.Collection, java.lang.Iterable
    public Iterator iterator() {
        return x.b;
    }

    @Override // java.util.Set, java.util.Collection
    public boolean remove(Object obj) {
        throw new UnsupportedOperationException("Operation is not supported for read-only collection");
    }

    @Override // java.util.Set, java.util.Collection
    public boolean removeAll(Collection collection) {
        throw new UnsupportedOperationException("Operation is not supported for read-only collection");
    }

    @Override // java.util.Set, java.util.Collection
    public boolean retainAll(Collection collection) {
        throw new UnsupportedOperationException("Operation is not supported for read-only collection");
    }

    @Override // java.util.Set, java.util.Collection
    public final /* bridge */ int size() {
        return c();
    }

    @Override // java.util.Set, java.util.Collection
    public Object[] toArray() {
        return j.p0.d.i.a(this);
    }

    @Override // java.util.Set, java.util.Collection
    public <T> T[] toArray(T[] tArr) {
        j.p0.d.r.f(tArr, "array");
        return (T[]) j.p0.d.i.b(this, tArr);
    }

    public String toString() {
        return HttpUrl.PATH_SEGMENT_ENCODE_SET_URI;
    }
}