public static class Object2CharFunctions.EmptyFunction<K> extends AbstractObject2CharFunction<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)
Object2CharFunction
getChar
in interface Object2CharFunction<K>
k
- the key.Function.get(Object)
public char getOrDefault(java.lang.Object k, char defaultValue)
Object2CharFunction
getOrDefault
in interface Object2CharFunction<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()
Object2CharFunction
This default implementation just return the default null value
of the type (null
for objects, 0 for scalars, false for Booleans).
defaultReturnValue
in interface Object2CharFunction<K>
defaultReturnValue
in class AbstractObject2CharFunction<K>
public void defaultReturnValue(char defRetValue)
Object2CharFunction
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 Object2CharFunction<K>
defaultReturnValue
in class AbstractObject2CharFunction<K>
defRetValue
- the new default return value.Object2CharFunction.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