public static class Char2CharFunctions.UnmodifiableFunction extends AbstractChar2CharFunction implements Serializable
Modifier and Type | Method and Description |
---|---|
void |
clear()
Removes all associations from this function (optional operation).
|
boolean |
containsKey(char k) |
boolean |
containsKey(Object ok)
Returns true if this function contains a mapping for the specified key.
|
char |
defaultReturnValue()
Gets the default return value.
|
void |
defaultReturnValue(char defRetValue)
Sets the default return value.
|
char |
get(char k)
Returns the value to which the given key is mapped.
|
char |
put(char k,
char v)
Adds a pair to the map.
|
char |
remove(char 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(char k)
containsKey
in interface Char2CharFunction
Function.containsKey(Object)
public char defaultReturnValue()
Char2CharFunction
defaultReturnValue
in interface Char2CharFunction
defaultReturnValue
in class AbstractChar2CharFunction
public void defaultReturnValue(char defRetValue)
Char2CharFunction
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 Char2CharFunction
defaultReturnValue
in class AbstractChar2CharFunction
defRetValue
- the new default return value.Char2CharFunction.defaultReturnValue()
public char put(char k, char v)
Char2CharFunction
put
in interface Char2CharFunction
put
in class AbstractChar2CharFunction
k
- the key.v
- the value.Function.put(Object,Object)
public void clear()
Function
clear
in interface Function<Character,Character>
clear
in class AbstractChar2CharFunction
Map.clear()
public char remove(char k)
Char2CharFunction
remove
in interface Char2CharFunction
remove
in class AbstractChar2CharFunction
k
- the key.Function.remove(Object)
public char get(char k)
Char2CharFunction
get
in interface Char2CharFunction
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<Character,Character>
containsKey
in class AbstractChar2CharFunction
ok
- the key.key
.Map.containsKey(Object)