pure interface of class java.util.HashMap<A, B>

public class HashMap<A, B>
  extends AbstractMap<A, B>
  implements Map<A, B>, Cloneable, java.io.Serializable
{
    public HashMap(int initialCapacity,
                   float loadFactor);
    public HashMap(int initialCapacity);
    public HashMap();
    public HashMap(Map<A, B> t);
    public int size();
    public boolean isEmpty();
    public boolean containsValue(B value);
    public boolean containsKey(A key);
    public B get(A key);
    public B put(A key,
                 B value);
    public B remove(A key);
    public void putAll(Map<A, B> t);
    public void clear();
    public Object clone();
    public Set<A> keySet();
    public Collection<B> values();
    public Set<Entry<A, B>> entries();
    private static class Entry<A, B>
      implements java.util.Map.Entry<A, B>
    private class HashIterator
      implements Iterator<A>
}