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java.lang.Objectgnu.trove.THash
gnu.trove.TPrimitiveHash
gnu.trove.TLongHash
gnu.trove.TLongLongHashMap
public class TLongLongHashMap
An open addressed Map implementation for long keys and long values. Created: Sun Nov 4 08:52:45 2001
| Field Summary | |
|---|---|
protected long[] |
_values
the values of the map |
| Fields inherited from class gnu.trove.TLongHash |
|---|
_hashingStrategy, _set |
| Fields inherited from class gnu.trove.TPrimitiveHash |
|---|
_states, FREE, FULL, REMOVED |
| Fields inherited from class gnu.trove.THash |
|---|
_autoCompactionFactor, _autoCompactRemovesRemaining, _free, _loadFactor, _maxSize, _size, DEFAULT_INITIAL_CAPACITY, DEFAULT_LOAD_FACTOR |
| Constructor Summary | |
|---|---|
TLongLongHashMap()
Creates a new TLongLongHashMap instance with the default
capacity and load factor. |
|
TLongLongHashMap(int initialCapacity)
Creates a new TLongLongHashMap instance with a prime
capacity equal to or greater than initialCapacity and
with the default load factor. |
|
TLongLongHashMap(int initialCapacity,
float loadFactor)
Creates a new TLongLongHashMap instance with a prime
capacity equal to or greater than initialCapacity and
with the specified load factor. |
|
TLongLongHashMap(int initialCapacity,
float loadFactor,
TLongHashingStrategy strategy)
Creates a new TLongLongHashMap instance with a prime
value at or near the specified capacity and load factor. |
|
TLongLongHashMap(int initialCapacity,
TLongHashingStrategy strategy)
Creates a new TLongLongHashMap instance whose capacity
is the next highest prime above initialCapacity + 1
unless that value is already prime. |
|
TLongLongHashMap(TLongHashingStrategy strategy)
Creates a new TLongLongHashMap instance with the default
capacity and load factor. |
|
| Method Summary | |
|---|---|
long |
adjustOrPutValue(long key,
long adjust_amount,
long put_amount)
Adjusts the primitive value mapped to the key if the key is present in the map. |
boolean |
adjustValue(long key,
long amount)
Adjusts the primitive value mapped to key. |
void |
clear()
Empties the map. |
java.lang.Object |
clone()
|
boolean |
containsKey(long key)
checks for the present of key in the keys of the map. |
boolean |
containsValue(long val)
checks for the presence of val in the values of the map. |
boolean |
equals(java.lang.Object other)
Compares this map with another map for equality of their stored entries. |
boolean |
forEachEntry(TLongLongProcedure procedure)
Executes procedure for each key/value entry in the map. |
boolean |
forEachKey(TLongProcedure procedure)
Executes procedure for each key in the map. |
boolean |
forEachValue(TLongProcedure procedure)
Executes procedure for each value in the map. |
long |
get(long key)
retrieves the value for key |
long[] |
getValues()
Returns the values of the map. |
int |
hashCode()
|
boolean |
increment(long key)
Increments the primitive value mapped to key by 1 |
TLongLongIterator |
iterator()
|
long[] |
keys()
returns the keys of the map. |
long[] |
keys(long[] a)
returns the keys of the map. |
long |
put(long key,
long value)
Inserts a key/value pair into the map. |
void |
putAll(TLongLongHashMap map)
Put all the entries from the given map into this map. |
long |
putIfAbsent(long key,
long value)
Inserts a key/value pair into the map if the specified key is not already associated with a value. |
void |
readExternal(java.io.ObjectInput in)
|
protected void |
rehash(int newCapacity)
rehashes the map to the new capacity. |
long |
remove(long key)
Deletes a key/value pair from the map. |
protected void |
removeAt(int index)
removes the mapping at index from the map. |
boolean |
retainEntries(TLongLongProcedure procedure)
Retains only those entries in the map for which the procedure returns a true value. |
protected int |
setUp(int initialCapacity)
initializes the hashtable to a prime capacity which is at least initialCapacity + 1. |
java.lang.String |
toString()
|
void |
transformValues(TLongFunction function)
Transform the values in this map using function. |
void |
writeExternal(java.io.ObjectOutput out)
|
| Methods inherited from class gnu.trove.TLongHash |
|---|
computeHashCode, contains, forEach, index, insertionIndex |
| Methods inherited from class gnu.trove.TPrimitiveHash |
|---|
capacity |
| Methods inherited from class gnu.trove.THash |
|---|
calculateGrownCapacity, compact, ensureCapacity, getAutoCompactionFactor, isEmpty, postInsertHook, reenableAutoCompaction, setAutoCompactionFactor, size, tempDisableAutoCompaction, trimToSize |
| Methods inherited from class java.lang.Object |
|---|
finalize, getClass, notify, notifyAll, wait, wait, wait |
| Field Detail |
|---|
protected transient long[] _values
| Constructor Detail |
|---|
public TLongLongHashMap()
TLongLongHashMap instance with the default
capacity and load factor.
public TLongLongHashMap(int initialCapacity)
TLongLongHashMap instance with a prime
capacity equal to or greater than initialCapacity and
with the default load factor.
initialCapacity - an int value
public TLongLongHashMap(int initialCapacity,
float loadFactor)
TLongLongHashMap instance with a prime
capacity equal to or greater than initialCapacity and
with the specified load factor.
initialCapacity - an int valueloadFactor - a float valuepublic TLongLongHashMap(TLongHashingStrategy strategy)
TLongLongHashMap instance with the default
capacity and load factor.
strategy - used to compute hash codes and to compare keys.
public TLongLongHashMap(int initialCapacity,
TLongHashingStrategy strategy)
TLongLongHashMap instance whose capacity
is the next highest prime above initialCapacity + 1
unless that value is already prime.
initialCapacity - an int valuestrategy - used to compute hash codes and to compare keys.
public TLongLongHashMap(int initialCapacity,
float loadFactor,
TLongHashingStrategy strategy)
TLongLongHashMap instance with a prime
value at or near the specified capacity and load factor.
initialCapacity - used to find a prime capacity for the table.loadFactor - used to calculate the threshold over which
rehashing takes place.strategy - used to compute hash codes and to compare keys.| Method Detail |
|---|
public java.lang.Object clone()
clone in class TLongHashpublic TLongLongIterator iterator()
protected int setUp(int initialCapacity)
setUp in class TLongHashinitialCapacity - an int value
public long put(long key,
long value)
key - an long valuevalue - an long value
public long putIfAbsent(long key,
long value)
key - an long valuevalue - an long value
public void putAll(TLongLongHashMap map)
map - The map from which entries will be obtained to put into this map.protected void rehash(int newCapacity)
rehash in class THashnewCapacity - an int valuepublic long get(long key)
key - an long value
public void clear()
clear in class THashpublic long remove(long key)
key - an long value
long value, or (long)0 if no mapping for key existspublic boolean equals(java.lang.Object other)
equals in class java.lang.Objectother - an Object value
boolean valuepublic int hashCode()
hashCode in class java.lang.Objectprotected void removeAt(int index)
removeAt in class TLongHashindex - an int valuepublic long[] getValues()
Collection valuepublic long[] keys()
Set valuepublic long[] keys(long[] a)
a - the array into which the elements of the list are to
be stored, if it is big enough; otherwise, a new array of the
same type is allocated for this purpose.
Set valuepublic boolean containsValue(long val)
val - an long value
boolean valuepublic boolean containsKey(long key)
key - an long value
boolean valuepublic boolean forEachKey(TLongProcedure procedure)
procedure - a TLongProcedure value
public boolean forEachValue(TLongProcedure procedure)
procedure - a TLongProcedure value
public boolean forEachEntry(TLongLongProcedure procedure)
procedure - a TOLongLongProcedure value
public boolean retainEntries(TLongLongProcedure procedure)
procedure - determines which entries to keep
public void transformValues(TLongFunction function)
function - a TLongFunction valuepublic boolean increment(long key)
key - the key of the value to increment
public boolean adjustValue(long key,
long amount)
key - the key of the value to incrementamount - the amount to adjust the value by.
public long adjustOrPutValue(long key,
long adjust_amount,
long put_amount)
key - the key of the value to incrementadjust_amount - the amount to adjust the value byput_amount - the value put into the map if the key is not initial present
public void writeExternal(java.io.ObjectOutput out)
throws java.io.IOException
writeExternal in interface java.io.ExternalizablewriteExternal in class THashjava.io.IOException
public void readExternal(java.io.ObjectInput in)
throws java.io.IOException,
java.lang.ClassNotFoundException
readExternal in interface java.io.ExternalizablereadExternal in class THashjava.io.IOException
java.lang.ClassNotFoundExceptionpublic java.lang.String toString()
toString in class java.lang.Object
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