|
||||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | |||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |
java.lang.Objectit.unimi.dsi.fastutil.doubles.AbstractDouble2IntFunction
it.unimi.dsi.fastutil.doubles.Double2IntFunctions.SynchronizedFunction
public static class Double2IntFunctions.SynchronizedFunction
A synchronized wrapper class for functions.
Field Summary | |
---|---|
protected Double2IntFunction |
function
|
static long |
serialVersionUID
|
protected Object |
sync
|
Fields inherited from class it.unimi.dsi.fastutil.doubles.AbstractDouble2IntFunction |
---|
defRetValue |
Constructor Summary | |
---|---|
protected |
Double2IntFunctions.SynchronizedFunction(Double2IntFunction f)
|
protected |
Double2IntFunctions.SynchronizedFunction(Double2IntFunction f,
Object sync)
|
Method Summary | |
---|---|
void |
clear()
Removes all associations from this function (optional operation). |
boolean |
containsKey(double 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(double k)
Returns the value to which the given key is mapped. |
Integer |
get(Object k)
Delegates to the corresponding type-specific method, taking care of returning null on a missing key. |
int |
put(double k,
int v)
Adds a pair to the map. |
Integer |
put(Double k,
Integer v)
Delegates to the corresponding type-specific method, taking care of returning null on a missing key. |
int |
remove(double k)
Removes the mapping with the given key. |
Integer |
remove(Object k)
Delegates to the corresponding type-specific method, taking care of returning null on a missing key. |
int |
size()
Returns the intended number of keys in this function, or -1 if no such number exists. |
String |
toString()
|
Methods inherited from class java.lang.Object |
---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Field Detail |
---|
public static final long serialVersionUID
protected final Double2IntFunction function
protected final Object sync
Constructor Detail |
---|
protected Double2IntFunctions.SynchronizedFunction(Double2IntFunction f, Object sync)
protected Double2IntFunctions.SynchronizedFunction(Double2IntFunction f)
Method Detail |
---|
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.
size
in interface Function<Double,Integer>
public boolean containsKey(double k)
containsKey
in interface Double2IntFunction
Function.containsKey(Object)
public int defaultReturnValue()
Double2IntFunction
defaultReturnValue
in interface Double2IntFunction
defaultReturnValue
in class AbstractDouble2IntFunction
public void defaultReturnValue(int defRetValue)
Double2IntFunction
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 Double2IntFunction
defaultReturnValue
in class AbstractDouble2IntFunction
defRetValue
- the new default return value.Double2IntFunction.defaultReturnValue()
public int put(double k, int v)
Double2IntFunction
put
in interface Double2IntFunction
put
in class AbstractDouble2IntFunction
k
- the key.v
- the value.
Function.put(Object,Object)
public void clear()
Function
clear
in interface Function<Double,Integer>
clear
in class AbstractDouble2IntFunction
Map.clear()
public String toString()
toString
in class Object
public Integer put(Double k, Integer v)
AbstractDouble2IntFunction
null
on a missing key.
This method must check whether the provided key is in the map using containsKey()
. Thus,
it probes the map twice. Implementors of subclasses should override it with a more efficient method.
put
in interface Function<Double,Integer>
put
in class AbstractDouble2IntFunction
k
- the key.v
- the value.
null
if no value was present for the given key.Map.put(Object,Object)
public Integer get(Object k)
AbstractDouble2IntFunction
null
on a missing key.
This method must check whether the provided key is in the map using containsKey()
. Thus,
it probes the map twice. Implementors of subclasses should override it with a more efficient method.
get
in interface Function<Double,Integer>
get
in class AbstractDouble2IntFunction
k
- the key.
null
if no value was present for the given key.Map.get(Object)
public Integer remove(Object k)
AbstractDouble2IntFunction
null
on a missing key.
This method must check whether the provided key is in the map using containsKey()
. Thus,
it probes the map twice. Implementors of subclasses should override it with a more efficient method.
remove
in interface Function<Double,Integer>
remove
in class AbstractDouble2IntFunction
null
if no value was present for the given key.Map.remove(Object)
public int remove(double k)
Double2IntFunction
remove
in interface Double2IntFunction
remove
in class AbstractDouble2IntFunction
Function.remove(Object)
public int get(double k)
Double2IntFunction
get
in interface Double2IntFunction
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<Double,Integer>
containsKey
in class AbstractDouble2IntFunction
ok
- the key.
key
.Map.containsKey(Object)
|
||||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | |||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |