org.riotfamily.common.collection
Class GuardedMap<K,V>
java.lang.Object
org.riotfamily.common.collection.GuardedMap<K,V>
- All Implemented Interfaces:
- Map<K,V>
public class GuardedMap<K,V>
- extends Object
- implements Map<K,V>
Wrapper around a java.util.Map
that throws an
IllegalArgumentException
when a key is added that already
exists in the underlying map.
- Since:
- 8.0
- Author:
- Felix Gnass [fgnass at neteye dot de]
Nested classes/interfaces inherited from interface java.util.Map |
Map.Entry<K,V> |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
guard
public static <K,V> GuardedMap<K,V> guard(Map<K,V> map)
put
public V put(K key,
V value)
- Specified by:
put
in interface Map<K,V>
putAll
public void putAll(Map<? extends K,? extends V> m)
- Specified by:
putAll
in interface Map<K,V>
clear
public void clear()
- Specified by:
clear
in interface Map<K,V>
containsKey
public boolean containsKey(Object key)
- Specified by:
containsKey
in interface Map<K,V>
containsValue
public boolean containsValue(Object value)
- Specified by:
containsValue
in interface Map<K,V>
entrySet
public Set<Map.Entry<K,V>> entrySet()
- Specified by:
entrySet
in interface Map<K,V>
get
public V get(Object key)
- Specified by:
get
in interface Map<K,V>
isEmpty
public boolean isEmpty()
- Specified by:
isEmpty
in interface Map<K,V>
keySet
public Set<K> keySet()
- Specified by:
keySet
in interface Map<K,V>
remove
public V remove(Object key)
- Specified by:
remove
in interface Map<K,V>
size
public int size()
- Specified by:
size
in interface Map<K,V>
values
public Collection<V> values()
- Specified by:
values
in interface Map<K,V>