public static class Long2IntFunctions.UnmodifiableFunction extends AbstractLong2IntFunction implements Serializable
Modifier and Type | Method and Description |
---|---|
void |
clear()
Removes all associations from this function (optional operation).
|
boolean |
containsKey(long k) |
boolean |
containsKey(Object ok)
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 |
get(long k)
Returns the value to which the given key is mapped.
|
int |
put(long k,
int v)
Adds a pair to the map.
|
int |
remove(long 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(long k)
containsKey
in interface Long2IntFunction
Function.containsKey(Object)
public int defaultReturnValue()
Long2IntFunction
defaultReturnValue
in interface Long2IntFunction
defaultReturnValue
in class AbstractLong2IntFunction
public void defaultReturnValue(int defRetValue)
Long2IntFunction
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 Long2IntFunction
defaultReturnValue
in class AbstractLong2IntFunction
defRetValue
- the new default return value.Long2IntFunction.defaultReturnValue()
public int put(long k, int v)
Long2IntFunction
put
in interface Long2IntFunction
put
in class AbstractLong2IntFunction
k
- the key.v
- the value.Function.put(Object,Object)
public void clear()
Function
clear
in interface Function<Long,Integer>
clear
in class AbstractLong2IntFunction
Map.clear()
public int remove(long k)
Long2IntFunction
remove
in interface Long2IntFunction
remove
in class AbstractLong2IntFunction
Function.remove(Object)
public int get(long k)
Long2IntFunction
get
in interface Long2IntFunction
k
- the key.Function.get(Object)
public boolean containsKey(Object ok)
Function
Note that for some kind of functions (e.g., hashes) this method will always return true.
containsKey
in interface Function<Long,Integer>
containsKey
in class AbstractLong2IntFunction
ok
- the key.key
.Map.containsKey(Object)