public class IntHashMap
extends java.lang.Object
implements java.util.Map
Use just like any java.util.Map, except that the keys must be ints. This is much faster than creating a new Integer for each access.
For non-Map access (faster) use the put(int, Object) method.
This class implements Map for convenience, but this is not the most efficient usage.
HashMap
,
Map
Modifier and Type | Class and Description |
---|---|
static class |
IntHashMap.Entry |
Constructor and Description |
---|
IntHashMap() |
IntHashMap(int initialCapacity) |
IntHashMap(int initialCapacity,
float loadFactor) |
Modifier and Type | Method and Description |
---|---|
void |
clear() |
boolean |
containsKey(int key) |
boolean |
containsKey(java.lang.Object key) |
boolean |
containsValue(java.lang.Object value) |
java.util.Set |
entrySet() |
java.lang.Object |
get(int key) |
java.lang.Object |
get(java.lang.Object key) |
boolean |
isEmpty() |
java.util.Set |
keySet() |
java.lang.Object |
put(int key,
java.lang.Object value) |
java.lang.Object |
put(java.lang.Object key,
java.lang.Object value) |
void |
putAll(java.util.Map otherMap) |
protected void |
rehash() |
java.lang.Object |
remove(int key) |
java.lang.Object |
remove(java.lang.Object key) |
int |
size() |
java.util.Collection |
values() |
public IntHashMap(int initialCapacity, float loadFactor)
public IntHashMap(int initialCapacity)
public IntHashMap()
protected void rehash()
public final boolean containsKey(int key)
public final java.lang.Object get(int key)
public final java.lang.Object put(int key, java.lang.Object value)
public final java.lang.Object remove(int key)
public int size()
size
in interface java.util.Map
public boolean isEmpty()
isEmpty
in interface java.util.Map
public java.lang.Object get(java.lang.Object key)
get
in interface java.util.Map
public java.lang.Object put(java.lang.Object key, java.lang.Object value)
put
in interface java.util.Map
public void putAll(java.util.Map otherMap)
putAll
in interface java.util.Map
public java.lang.Object remove(java.lang.Object key)
remove
in interface java.util.Map
public void clear()
clear
in interface java.util.Map
public boolean containsKey(java.lang.Object key)
containsKey
in interface java.util.Map
public boolean containsValue(java.lang.Object value)
containsValue
in interface java.util.Map
public java.util.Set keySet()
keySet
in interface java.util.Map
public java.util.Collection values()
values
in interface java.util.Map
public java.util.Set entrySet()
entrySet
in interface java.util.Map