jmri.util
Class OrderedHashtable

java.lang.Object
  java.util.Dictionary<K,V>
      java.util.Hashtable<Object,Object>
          jmri.util.OrderedHashtable

All Implemented Interfaces:

Serializable, Cloneable, Map<Object,Object>

public class OrderedHashtable
extends Hashtable<Object,Object>

Hashtable that preserves order for later access.

Author:

Bob Jacobsen

See Also:

Serialized Form

Constructor Summary

OrderedHashtable()

Method Summary

Enumeration<Object>	keys()
Object	put(Object key, Object value)
Object	remove(Object key)

Methods inherited from class java.util.Hashtable

clear, clone, contains, containsKey, containsValue, elements, entrySet, equals, get, hashCode, isEmpty, keySet, putAll, rehash, size, toString, values

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

OrderedHashtable

public OrderedHashtable()

Method Detail

put

public Object put(Object key,
                  Object value)

Specified by:

put in interface Map<Object,Object>

Overrides:

put in class Hashtable<Object,Object>

remove

public Object remove(Object key)

Specified by:

remove in interface Map<Object,Object>

Overrides:

remove in class Hashtable<Object,Object>

keys

public Enumeration<Object> keys()

Overrides:

keys in class Hashtable<Object,Object>