SCJP 5.0: Collections: the Map Interface

Some Map Interface methods:

void clear()

boolean containsKey(Object key)

boolean containsValue(Object value)

boolean equals(Object obj)

Object get(Object key)

int hashcode()

boolean isEmpty()

Object put(Object key, Object value)

void putAll (Map m)

Object remove(Object key)

int size()

Collection values()

For more detail see Sun's tutorial.