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java.lang.Objectorg.eclipse.mat.collect.HashMapObjectLong<E>
public final class HashMapObjectLong<E>
A map from Object to long. More efficient than a general map null not allowed as key.
| Nested Class Summary | |
|---|---|
static interface |
HashMapObjectLong.Entry<E>
An entry from the map |
| Constructor Summary | |
|---|---|
HashMapObjectLong()
Create a map of default size |
|
HashMapObjectLong(int initialCapacity)
Create a map of given size |
|
| Method Summary | ||
|---|---|---|
void |
clear()
Remove all the existing mappings, leaving the capacity unchanged. |
|
boolean |
containsKey(E key)
find if key is present in map |
|
Iterator<HashMapObjectLong.Entry<E>> |
entries()
Iterate over all the map entries |
|
long |
get(E key)
Retrieve the value corresponding to the key |
|
Object[] |
getAllKeys()
Get all the used keys. |
|
|
getAllKeys(T[] a)
Get all the used keys. |
|
long[] |
getAllValues()
Get all the values corresponding to the used keys. |
|
boolean |
isEmpty()
Is the map empty |
|
Iterator<E> |
keys()
Get a way of iterating over the keys |
|
boolean |
put(E key,
long value)
Add a mapping |
|
boolean |
remove(E key)
Remove an mapping from the map |
|
int |
size()
The number of mappings |
|
IteratorLong |
values()
Get a way of iterating over the values. |
|
| Methods inherited from class java.lang.Object |
|---|
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
|---|
public HashMapObjectLong()
public HashMapObjectLong(int initialCapacity)
initialCapacity - | Method Detail |
|---|
public boolean put(E key,
long value)
key - the keyvalue - the corresponding value
public boolean remove(E key)
key - the key to remove
public boolean containsKey(E key)
key - the key
public long get(E key)
key - the key
NosuchElementException - if the key is not foundpublic Object[] getAllKeys()
getAllKeys(Object[]) for better type safety
public <T> T[] getAllKeys(T[] a)
public int size()
public boolean isEmpty()
public void clear()
public Iterator<E> keys()
public IteratorLong values()
public Iterator<HashMapObjectLong.Entry<E>> entries()
public long[] getAllValues()
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