package java.util;
import org.checkerframework.checker.lock.qual.*;
public class HashSet<E extends Object> extends AbstractSet<E> implements Set<E>, Cloneable, java.io.Serializable {
private static final long serialVersionUID = 0;
public HashSet() { throw new RuntimeException("skeleton method"); }
public HashSet(Collection<? extends E> a1) { throw new RuntimeException("skeleton method"); }
public HashSet(int a1, float a2) { throw new RuntimeException("skeleton method"); }
public HashSet(int a1) { throw new RuntimeException("skeleton method"); }
public Iterator<E> iterator() { throw new RuntimeException("skeleton method"); }
public int size(@GuardSatisfied HashSet<E> this) { throw new RuntimeException("skeleton method"); }
public boolean isEmpty(@GuardSatisfied HashSet<E> this) { throw new RuntimeException("skeleton method"); }
public boolean contains(@GuardSatisfied HashSet<E> this,@GuardSatisfied Object a1) { throw new RuntimeException("skeleton method"); }
public boolean containsAll(@GuardSatisfied HashSet<E> this, @GuardSatisfied Collection<?> a1) { throw new RuntimeException("skeleton method"); }
public boolean add(E a1) { throw new RuntimeException("skeleton method"); }
public boolean remove(Object a1) { throw new RuntimeException("skeleton method"); }
public void clear() { throw new RuntimeException("skeleton method"); }
public Object clone(@GuardSatisfied HashSet<E> this) { throw new RuntimeException("skeleton method"); }
}