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java.lang.Objectit.unimi.dsi.fastutil.objects.AbstractObject2IntFunction<K>
it.unimi.dsi.fastutil.objects.Object2IntFunctions.UnmodifiableFunction<K>
public static class Object2IntFunctions.UnmodifiableFunction<K>
An unmodifiable wrapper class for functions.
Field Summary | |
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protected Object2IntFunction<K> |
function
|
static long |
serialVersionUID
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Fields inherited from class it.unimi.dsi.fastutil.objects.AbstractObject2IntFunction |
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defRetValue |
Constructor Summary | |
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protected |
Object2IntFunctions.UnmodifiableFunction(Object2IntFunction<K> f)
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Method Summary | |
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void |
clear()
Removes all associations from this function (optional operation). |
boolean |
containsKey(Object k)
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 |
getInt(Object k)
Returns the value to which the given key is mapped. |
int |
put(K k,
int v)
Adds a pair to the map. |
int |
removeInt(Object 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()
|
Methods inherited from class it.unimi.dsi.fastutil.objects.AbstractObject2IntFunction |
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get, put, remove |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Field Detail |
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public static final long serialVersionUID
protected final Object2IntFunction<K> function
Constructor Detail |
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protected Object2IntFunctions.UnmodifiableFunction(Object2IntFunction<K> f)
Method Detail |
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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<K,Integer>
public boolean containsKey(Object k)
Function
Note that for some kind of functions (e.g., hashes) this method will always return true.
containsKey
in interface Function<K,Integer>
k
- the key.
key
.Map.containsKey(Object)
public int defaultReturnValue()
Object2IntFunction
defaultReturnValue
in interface Object2IntFunction<K>
defaultReturnValue
in class AbstractObject2IntFunction<K>
public void defaultReturnValue(int defRetValue)
Object2IntFunction
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 Object2IntFunction<K>
defaultReturnValue
in class AbstractObject2IntFunction<K>
defRetValue
- the new default return value.Object2IntFunction.defaultReturnValue()
public int put(K k, int v)
Object2IntFunction
put
in interface Object2IntFunction<K>
put
in class AbstractObject2IntFunction<K>
k
- the key.v
- the value.
Function.put(Object,Object)
public void clear()
Function
clear
in interface Function<K,Integer>
clear
in class AbstractObject2IntFunction<K>
Map.clear()
public String toString()
toString
in class Object
public int removeInt(Object k)
Object2IntFunction
removeInt
in interface Object2IntFunction<K>
removeInt
in class AbstractObject2IntFunction<K>
Function.remove(Object)
public int getInt(Object k)
Object2IntFunction
getInt
in interface Object2IntFunction<K>
k
- the key.
Function.get(Object)
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