public static class Reference2IntFunctions.UnmodifiableFunction<K> extends AbstractReference2IntFunction<K> implements java.io.Serializable
Modifier and Type | Method and Description |
---|---|
void |
clear()
Removes all associations from this function (optional operation).
|
boolean |
containsKey(java.lang.Object k)
Returns true if this function contains a mapping for the specified key.
|
int |
defaultReturnValue()
Gets the default return value.
|
void |
defaultReturnValue(int defRetValue)
Sets the default return value.
|
int |
getInt(java.lang.Object k)
Returns the value to which the given key is mapped.
|
int |
put(K k,
int v)
Adds a pair to the map.
|
int |
removeInt(java.lang.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.
|
java.lang.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(java.lang.Object k)
Function
Note that for some kind of functions (e.g., hashes) this method will always return true.
containsKey
in interface Function<K,java.lang.Integer>
k
- the key.key
.Map.containsKey(Object)
public int defaultReturnValue()
Reference2IntFunction
defaultReturnValue
in interface Reference2IntFunction<K>
defaultReturnValue
in class AbstractReference2IntFunction<K>
public void defaultReturnValue(int defRetValue)
Reference2IntFunction
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 Reference2IntFunction<K>
defaultReturnValue
in class AbstractReference2IntFunction<K>
defRetValue
- the new default return value.Reference2IntFunction.defaultReturnValue()
public int put(K k, int v)
Reference2IntFunction
put
in interface Reference2IntFunction<K>
put
in class AbstractReference2IntFunction<K>
k
- the key.v
- the value.Function.put(Object,Object)
public void clear()
Function
public java.lang.String toString()
toString
in class java.lang.Object
public int removeInt(java.lang.Object k)
Reference2IntFunction
removeInt
in interface Reference2IntFunction<K>
removeInt
in class AbstractReference2IntFunction<K>
k
- the key.Function.remove(Object)
public int getInt(java.lang.Object k)
Reference2IntFunction
getInt
in interface Reference2IntFunction<K>
k
- the key.Function.get(Object)