org.springframework.binding.collection
Class SharedMapDecorator
java.lang.Object
org.springframework.binding.collection.SharedMapDecorator
- All Implemented Interfaces:
- java.io.Serializable, java.util.Map, SharedMap
public class SharedMapDecorator
- extends java.lang.Object
- implements SharedMap, java.io.Serializable
A map decorator that implements SharedMap
. By default, simply returns the map itself as the mutex.
Subclasses may override to return a different mutex object.
- Author:
- Keith Donald
- See Also:
- Serialized Form
Nested classes/interfaces inherited from interface java.util.Map |
java.util.Map.Entry<K,V> |
Constructor Summary |
SharedMapDecorator(java.util.Map map)
Creates a new shared map decorator. |
Method Summary |
void |
clear()
|
boolean |
containsKey(java.lang.Object key)
|
boolean |
containsValue(java.lang.Object value)
|
java.util.Set |
entrySet()
|
java.lang.Object |
get(java.lang.Object key)
|
java.lang.Object |
getMutex()
Returns the shared mutex that may be synchronized on using a synchronized block. |
boolean |
isEmpty()
|
java.util.Set |
keySet()
|
java.lang.Object |
put(java.lang.Object key,
java.lang.Object value)
|
void |
putAll(java.util.Map map)
|
java.lang.Object |
remove(java.lang.Object key)
|
int |
size()
|
java.lang.String |
toString()
|
java.util.Collection |
values()
|
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Methods inherited from interface java.util.Map |
equals, hashCode |
SharedMapDecorator
public SharedMapDecorator(java.util.Map map)
- Creates a new shared map decorator.
- Parameters:
map
- the map that is shared by multiple threads, to be synced
clear
public void clear()
- Specified by:
clear
in interface java.util.Map
containsKey
public boolean containsKey(java.lang.Object key)
- Specified by:
containsKey
in interface java.util.Map
containsValue
public boolean containsValue(java.lang.Object value)
- Specified by:
containsValue
in interface java.util.Map
entrySet
public java.util.Set entrySet()
- Specified by:
entrySet
in interface java.util.Map
get
public java.lang.Object get(java.lang.Object key)
- Specified by:
get
in interface java.util.Map
isEmpty
public boolean isEmpty()
- Specified by:
isEmpty
in interface java.util.Map
keySet
public java.util.Set keySet()
- Specified by:
keySet
in interface java.util.Map
put
public java.lang.Object put(java.lang.Object key,
java.lang.Object value)
- Specified by:
put
in interface java.util.Map
putAll
public void putAll(java.util.Map map)
- Specified by:
putAll
in interface java.util.Map
remove
public java.lang.Object remove(java.lang.Object key)
- Specified by:
remove
in interface java.util.Map
size
public int size()
- Specified by:
size
in interface java.util.Map
values
public java.util.Collection values()
- Specified by:
values
in interface java.util.Map
getMutex
public java.lang.Object getMutex()
- Description copied from interface:
SharedMap
- Returns the shared mutex that may be synchronized on using a synchronized block. The returned mutex is guaranteed
to be non-null.
Example usage:
synchronized (sharedMap.getMutex()) {
// do synchronized work
}
- Specified by:
getMutex
in interface SharedMap
- Returns:
- the mutex
toString
public java.lang.String toString()
- Overrides:
toString
in class java.lang.Object
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