package java.util;
import checkers.igj.quals.*;
@I
public class HashSet<E> extends @I AbstractSet<E> implements @I Set<E>, @I Cloneable, @I java.io.Serializable {
private static final long serialVersionUID = 0L;
public HashSet() @AssignsFields { throw new RuntimeException("skeleton method"); }
public HashSet(@ReadOnly Collection<? extends E> a1) @AssignsFields { throw new RuntimeException("skeleton method"); }
public HashSet(int a1, float a2) @AssignsFields { throw new RuntimeException("skeleton method"); }
public HashSet(int a1) @AssignsFields { throw new RuntimeException("skeleton method"); }
public @I Iterator<E> iterator() @ReadOnly { throw new RuntimeException("skeleton method"); }
public int size() @ReadOnly { throw new RuntimeException("skeleton method"); }
public boolean isEmpty() @ReadOnly { throw new RuntimeException("skeleton method"); }
public boolean contains(@ReadOnly Object a1) @ReadOnly { throw new RuntimeException("skeleton method"); }
public boolean add(E a1) @Mutable { throw new RuntimeException("skeleton method"); }
public boolean remove(@ReadOnly Object a1) @Mutable { throw new RuntimeException("skeleton method"); }
public void clear() @Mutable { throw new RuntimeException("skeleton method"); }
public @I("N") Object clone() { throw new RuntimeException("skeleton method"); }
}