package enumerations;
import java.util.EnumMap;
import java.util.Map.Entry;


public class EnumMapExample {
  
  enum FormElements {NAME, STREET, CITY, ZIP};
  
  public static void main(String[] args) {
    
    EnumMap<FormElements, String> map = new EnumMap<FormElements, String>(FormElements.class);
    System.out.println(map.get(FormElements.NAME));
    map.put(FormElements.NAME, "John");
    System.out.println(map.get(FormElements.NAME));
    map.put(FormElements.CITY, "New York");
    for(Entry<FormElements, String>e: map.entrySet()) {
      System.out.println(e.getKey()+": "+e.getValue());
    }
    
  }

}

/* Session-Log:

null
John
NAME: John
CITY: New York

*/