public static class Reference2BooleanFunctions.UnmodifiableFunction<K> extends AbstractReference2BooleanFunction<K> implements Serializable
Modifier and Type | Method and Description |
---|---|
void |
clear()
Removes all associations from this function (optional operation).
|
boolean |
containsKey(Object k)
Returns true if this function contains a mapping for the specified key.
|
boolean |
defaultReturnValue()
Gets the default return value.
|
void |
defaultReturnValue(boolean defRetValue)
Sets the default return value.
|
boolean |
getBoolean(Object k)
Returns the value to which the given key is mapped.
|
boolean |
put(K k,
boolean v)
Adds a pair to the map.
|
boolean |
removeBoolean(Object k)
Removes the mapping with the given key.
|
int |
size()
Returns the intended number of keys in this function, or -1 if no such number exists.
|
String |
toString() |
get, put, remove
public int size()
Function
Most function implementations will have some knowledge of the intended number of keys in their domain. In some cases, however, this might not be possible.
public boolean containsKey(Object k)
Function
Note that for some kind of functions (e.g., hashes) this method will always return true.
containsKey
in interface Function<K,Boolean>
k
- the key.key
.Map.containsKey(Object)
public boolean defaultReturnValue()
Reference2BooleanFunction
defaultReturnValue
in interface Reference2BooleanFunction<K>
defaultReturnValue
in class AbstractReference2BooleanFunction<K>
public void defaultReturnValue(boolean defRetValue)
Reference2BooleanFunction
get()
, put()
and remove()
to
denote that the map does not contain the specified key. It must be
0/false
/null
by default.defaultReturnValue
in interface Reference2BooleanFunction<K>
defaultReturnValue
in class AbstractReference2BooleanFunction<K>
defRetValue
- the new default return value.Reference2BooleanFunction.defaultReturnValue()
public boolean put(K k, boolean v)
Reference2BooleanFunction
put
in interface Reference2BooleanFunction<K>
put
in class AbstractReference2BooleanFunction<K>
k
- the key.v
- the value.Function.put(Object,Object)
public void clear()
Function
clear
in interface Function<K,Boolean>
clear
in class AbstractReference2BooleanFunction<K>
Map.clear()
public boolean removeBoolean(Object k)
Reference2BooleanFunction
removeBoolean
in interface Reference2BooleanFunction<K>
removeBoolean
in class AbstractReference2BooleanFunction<K>
Function.remove(Object)
public boolean getBoolean(Object k)
Reference2BooleanFunction
getBoolean
in interface Reference2BooleanFunction<K>
k
- the key.Function.get(Object)