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java.lang.Object org.elasticsearch.util.gnu.trove.THash org.elasticsearch.util.gnu.trove.TPrimitiveHash org.elasticsearch.util.gnu.trove.TIntHash org.elasticsearch.util.gnu.trove.TIntFloatHashMap
public class TIntFloatHashMap
An open addressed Map implementation for int keys and float values.
Created: Sun Nov 4 08:52:45 2001
Field Summary | |
---|---|
protected float[] |
_values
the values of the map |
Fields inherited from class org.elasticsearch.util.gnu.trove.TIntHash |
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_hashingStrategy, _set |
Fields inherited from class org.elasticsearch.util.gnu.trove.TPrimitiveHash |
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_states, FREE, FULL, REMOVED |
Fields inherited from class org.elasticsearch.util.gnu.trove.THash |
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_autoCompactionFactor, _autoCompactRemovesRemaining, _free, _loadFactor, _maxSize, _size, DEFAULT_INITIAL_CAPACITY, DEFAULT_LOAD_FACTOR |
Constructor Summary | |
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TIntFloatHashMap()
Creates a new TIntFloatHashMap instance with the default
capacity and load factor. |
|
TIntFloatHashMap(int initialCapacity)
Creates a new TIntFloatHashMap instance with a prime
capacity equal to or greater than initialCapacity and
with the default load factor. |
|
TIntFloatHashMap(int initialCapacity,
float loadFactor)
Creates a new TIntFloatHashMap instance with a prime
capacity equal to or greater than initialCapacity and
with the specified load factor. |
|
TIntFloatHashMap(int initialCapacity,
float loadFactor,
TIntHashingStrategy strategy)
Creates a new TIntFloatHashMap instance with a prime
value at or near the specified capacity and load factor. |
|
TIntFloatHashMap(int initialCapacity,
TIntHashingStrategy strategy)
Creates a new TIntFloatHashMap instance whose capacity
is the next highest prime above initialCapacity + 1
unless that value is already prime. |
|
TIntFloatHashMap(TIntHashingStrategy strategy)
Creates a new TIntFloatHashMap instance with the default
capacity and load factor. |
Method Summary | |
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float |
adjustOrPutValue(int key,
float adjust_amount,
float put_amount)
Adjusts the primitive value mapped to the key if the key is present in the map. |
boolean |
adjustValue(int key,
float amount)
Adjusts the primitive value mapped to key. |
void |
clear()
Empties the map. |
java.lang.Object |
clone()
|
boolean |
containsKey(int key)
checks for the present of key in the keys of the map. |
boolean |
containsValue(float 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(TIntFloatProcedure procedure)
Executes procedure for each key/value entry in the map. |
boolean |
forEachKey(TIntProcedure procedure)
Executes procedure for each key in the map. |
boolean |
forEachValue(TFloatProcedure procedure)
Executes procedure for each value in the map. |
float |
get(int key)
retrieves the value for key |
float[] |
getValues()
Returns the values of the map. |
int |
hashCode()
|
boolean |
increment(int key)
Increments the primitive value mapped to key by 1 |
TIntFloatIterator |
iterator()
|
int[] |
keys()
returns the keys of the map. |
int[] |
keys(int[] a)
returns the keys of the map. |
float |
put(int key,
float value)
Inserts a key/value pair into the map. |
void |
putAll(TIntFloatHashMap map)
Put all the entries from the given map into this map. |
float |
putIfAbsent(int key,
float 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. |
float |
remove(int key)
Deletes a key/value pair from the map. |
protected void |
removeAt(int index)
removes the mapping at index from the map. |
boolean |
retainEntries(TIntFloatProcedure 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(TFloatFunction function)
Transform the values in this map using function. |
void |
writeExternal(java.io.ObjectOutput out)
|
Methods inherited from class org.elasticsearch.util.gnu.trove.TIntHash |
---|
computeHashCode, contains, forEach, index, insertionIndex |
Methods inherited from class org.elasticsearch.util.gnu.trove.TPrimitiveHash |
---|
capacity |
Methods inherited from class org.elasticsearch.util.gnu.trove.THash |
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calculateGrownCapacity, compact, ensureCapacity, getAutoCompactionFactor, isEmpty, postInsertHook, reenableAutoCompaction, setAutoCompactionFactor, size, tempDisableAutoCompaction, trimToSize |
Methods inherited from class java.lang.Object |
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finalize, getClass, notify, notifyAll, wait, wait, wait |
Field Detail |
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protected transient float[] _values
Constructor Detail |
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public TIntFloatHashMap()
TIntFloatHashMap
instance with the default
capacity and load factor.
public TIntFloatHashMap(int initialCapacity)
TIntFloatHashMap
instance with a prime
capacity equal to or greater than initialCapacity and
with the default load factor.
initialCapacity
- an int
valuepublic TIntFloatHashMap(int initialCapacity, float loadFactor)
TIntFloatHashMap
instance with a prime
capacity equal to or greater than initialCapacity and
with the specified load factor.
initialCapacity
- an int
valueloadFactor
- a float
valuepublic TIntFloatHashMap(TIntHashingStrategy strategy)
TIntFloatHashMap
instance with the default
capacity and load factor.
strategy
- used to compute hash codes and to compare keys.public TIntFloatHashMap(int initialCapacity, TIntHashingStrategy strategy)
TIntFloatHashMap
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 TIntFloatHashMap(int initialCapacity, float loadFactor, TIntHashingStrategy strategy)
TIntFloatHashMap
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 TIntHash
public TIntFloatIterator iterator()
protected int setUp(int initialCapacity)
setUp
in class TIntHash
initialCapacity
- an int
value
public float put(int key, float value)
key
- an int
valuevalue
- an float
value
public float putIfAbsent(int key, float value)
key
- an int
valuevalue
- an float
value
public void putAll(TIntFloatHashMap map)
map
- The map from which entries will be obtained to put into this map.protected void rehash(int newCapacity)
rehash
in class THash
newCapacity
- an int
valuepublic float get(int key)
key
- an int
value
public void clear()
clear
in class THash
public float remove(int key)
key
- an int
value
float
value, or (int)0 if no mapping for key existspublic boolean equals(java.lang.Object other)
equals
in class java.lang.Object
other
- an Object
value
boolean
valuepublic int hashCode()
hashCode
in class java.lang.Object
protected void removeAt(int index)
removeAt
in class TIntHash
index
- an int
valuepublic float[] getValues()
Collection
valuepublic int[] keys()
Set
valuepublic int[] keys(int[] 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(float val)
val
- an float
value
boolean
valuepublic boolean containsKey(int key)
key
- an int
value
boolean
valuepublic boolean forEachKey(TIntProcedure procedure)
procedure
- a TIntProcedure
value
public boolean forEachValue(TFloatProcedure procedure)
procedure
- a TFloatProcedure
value
public boolean forEachEntry(TIntFloatProcedure procedure)
procedure
- a TOIntFloatProcedure
value
public boolean retainEntries(TIntFloatProcedure procedure)
procedure
- determines which entries to keep
public void transformValues(TFloatFunction function)
function
- a TFloatFunction
valuepublic boolean increment(int key)
key
- the key of the value to increment
public boolean adjustValue(int key, float amount)
key
- the key of the value to incrementamount
- the amount to adjust the value by.
public float adjustOrPutValue(int key, float adjust_amount, float 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.Externalizable
writeExternal
in class THash
java.io.IOException
public void readExternal(java.io.ObjectInput in) throws java.io.IOException, java.lang.ClassNotFoundException
readExternal
in interface java.io.Externalizable
readExternal
in class THash
java.io.IOException
java.lang.ClassNotFoundException
public java.lang.String toString()
toString
in class java.lang.Object
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