package defpackage;

import java.util.ArrayDeque;

/* JADX INFO: loaded from: classes2.dex */
@az3
@Deprecated
@li2
@j90
public abstract class dx9<T> {

    public final class a extends p7a<T> implements s57<T> {
        public final ArrayDeque a;

        public a() {
            ArrayDeque arrayDeque = new ArrayDeque();
            this.a = arrayDeque;
            arrayDeque.add(null);
        }

        @Override // java.util.Iterator
        public final boolean hasNext() {
            return !this.a.isEmpty();
        }

        @Override // java.util.Iterator
        public final Object next() {
            this.a.remove();
            throw null;
        }
    }

    public final class b extends cj<T> {
        @Override // defpackage.cj
        public final Object a() {
            throw null;
        }
    }

    public static final class c<T> {
    }

    public final class d extends p7a<T> {
        @Override // java.util.Iterator
        public final boolean hasNext() {
            throw null;
        }

        @Override // java.util.Iterator
        public final Object next() {
            throw null;
        }
    }
}