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 /*
  * The contents of this file are subject to the terms
  * of the Common Development and Distribution License
  * (the "License").  You may not use this file except
  * in compliance with the License.
  * 
  * You can obtain a copy of the license at
  * http://www.opensource.org/licenses/cddl1.php
  * See the License for the specific language governing
 * permissions and limitations under the License.
 */
/*
 * MultivaluedMap.java
 *
 * Created on February 13, 2007, 2:30 PM
 *
 */
package javax.ws.rs.core;
A map of key-values pairs. Each key can have zero or more values.
public interface MultivaluedMap<K, V> extends Map<K, List<V>> {
    
    
Set the key's value to be a one item list consisting of the supplied value. Any existing values will be replaced.

Parameters:
key the key
value the single value of the key
    void putSingle(K key, V value);
    
    
Add a value to the current list of values for the supplied key.

Parameters:
key the key
value the value to be added.
    void add(K key, V value);
    
    
A shortcut to get the first value of the supplied key.

Parameters:
key the key
Returns:
the first value for the specified key or null if the key is not in the map.
    V getFirst(K key);
    
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