public static class Reference2CharFunctions.EmptyFunction<K> extends AbstractReference2CharFunction<K> implements java.io.Serializable, java.lang.Cloneable
This class may be useful to implement your own in case you subclass a type-specific function.
Modifier and Type | Method and Description |
---|---|
void |
clear() |
java.lang.Object |
clone() |
boolean |
containsKey(java.lang.Object k) |
char |
defaultReturnValue()
Gets the default return value.
|
void |
defaultReturnValue(char defRetValue)
Sets the default return value (optional operation).
|
boolean |
equals(java.lang.Object o) |
char |
getChar(java.lang.Object k)
Returns the value to which the given key is mapped.
|
char |
getOrDefault(java.lang.Object k,
char defaultValue)
Returns the value associated by this function to the specified key, or give the specified
value if not present.
|
int |
hashCode() |
int |
size() |
java.lang.String |
toString() |
andThen, andThenByte, andThenChar, andThenDouble, andThenFloat, andThenInt, andThenLong, andThenObject, andThenReference, andThenShort, applyAsInt, composeByte, composeChar, composeDouble, composeFloat, composeInt, composeLong, composeObject, composeReference, composeShort, get, getOrDefault, put, put, remove, removeChar
public char getChar(java.lang.Object k)
Reference2CharFunction
getChar
in interface Reference2CharFunction<K>
k
- the key.Function.get(Object)
public char getOrDefault(java.lang.Object k, char defaultValue)
Reference2CharFunction
getOrDefault
in interface Reference2CharFunction<K>
k
- the key.defaultValue
- the value to return if not present.defaultValue
if no value was present for the given key.Function.getOrDefault(Object, Object)
public boolean containsKey(java.lang.Object k)
public char defaultReturnValue()
Reference2CharFunction
This default implementation just return the default null value
of the type (null
for objects, 0 for scalars, false for Booleans).
defaultReturnValue
in interface Reference2CharFunction<K>
defaultReturnValue
in class AbstractReference2CharFunction<K>
public void defaultReturnValue(char defRetValue)
Reference2CharFunction
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 Reference2CharFunction<K>
defaultReturnValue
in class AbstractReference2CharFunction<K>
defRetValue
- the new default return value.Reference2CharFunction.defaultReturnValue()
public int size()
public void clear()
public java.lang.Object clone()
clone
in class java.lang.Object
public int hashCode()
hashCode
in class java.lang.Object
public boolean equals(java.lang.Object o)
equals
in class java.lang.Object
public java.lang.String toString()
toString
in class java.lang.Object