java.util.Map.Entry

 
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;

public class Main {
  public static void main(String[] a) {
    Map<String,String> map = new HashMap<String,String>();
    map.put("key1", "value1");
    map.put("key2", "value2");
    map.put("key3", "value3");
    Set set = map.entrySet();

    Iterator iter = set.iterator();

    while (iter.hasNext()) {
      Map.Entry entry = (Map.Entry) iter.next();
      System.out.println(entry.getKey() + " -- " + entry.getValue());
    }
  }
}
  
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Map:
  1. Map
  2. implements Map
  3. java.util.Map.Entry
  4. Map: clear()
  5. Map: containsKey(Object key)
  6. Map: containsValue(Object value)
  7. Map: equals(Object o)
  8. Map: get(Object key)
  9. Map.Entry: getKey()
  10. Map.Entry: getValue()
  11. Map: keySet()
  12. Map: put(T key, T value)
  13. Map: putAll(Map<?, ?> m)
  14. Map: remove(Object key)
  15. Map: size()
  16. Map: values()