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java.lang.Object org.elasticsearch.util.gnu.trove.THash org.elasticsearch.util.gnu.trove.TObjectHash<K> org.elasticsearch.util.gnu.trove.TObjectFloatHashMap<K>
public class TObjectFloatHashMap<K>
An open addressed Map implementation for Object 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.TObjectHash |
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_hashingStrategy, _set, FREE, 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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TObjectFloatHashMap()
Creates a new TObjectFloatHashMap instance with the default
capacity and load factor. |
|
TObjectFloatHashMap(int initialCapacity)
Creates a new TObjectFloatHashMap instance with a prime
capacity equal to or greater than initialCapacity and
with the default load factor. |
|
TObjectFloatHashMap(int initialCapacity,
float loadFactor)
Creates a new TObjectFloatHashMap instance with a prime
capacity equal to or greater than initialCapacity and
with the specified load factor. |
|
TObjectFloatHashMap(int initialCapacity,
float loadFactor,
TObjectHashingStrategy<K> strategy)
Creates a new TObjectFloatHashMap instance with a prime
value at or near the specified capacity and load factor. |
|
TObjectFloatHashMap(int initialCapacity,
TObjectHashingStrategy<K> strategy)
Creates a new TObjectFloatHashMap instance whose capacity
is the next highest prime above initialCapacity + 1
unless that value is already prime. |
|
TObjectFloatHashMap(TObjectHashingStrategy<K> strategy)
Creates a new TObjectFloatHashMap instance with the default
capacity and load factor. |
Method Summary | |
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float |
adjustOrPutValue(K 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(K key,
float amount)
Adjusts the primitive value mapped to key. |
void |
clear()
Empties the map. |
TObjectFloatHashMap<K> |
clone()
|
boolean |
containsKey(K 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(TObjectFloatProcedure<K> procedure)
Executes procedure for each key/value entry in the map. |
boolean |
forEachKey(TObjectProcedure<K> procedure)
Executes procedure for each key in the map. |
boolean |
forEachValue(TFloatProcedure procedure)
Executes procedure for each value in the map. |
float |
get(K key)
retrieves the value for key |
float[] |
getValues()
Returns the values of the map. |
boolean |
increment(K key)
Increments the primitive value mapped to key by 1 |
TObjectFloatIterator<K> |
iterator()
|
java.lang.Object[] |
keys()
returns the keys of the map. |
K[] |
keys(K[] a)
returns the keys of the map. |
float |
put(K key,
float value)
Inserts a key/value pair into the map. |
void |
putAll(TObjectFloatHashMap<K> map)
Put all the entries from the given map into this map. |
float |
putIfAbsent(K 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(K key)
Deletes a key/value pair from the map. |
protected void |
removeAt(int index)
removes the mapping at index from the map. |
boolean |
retainEntries(TObjectFloatProcedure<K> 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.TObjectHash |
---|
capacity, computeHashCode, contains, equals, forEach, index, insertionIndex, throwObjectContractViolation |
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 |
---|
finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Field Detail |
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protected transient float[] _values
Constructor Detail |
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public TObjectFloatHashMap()
TObjectFloatHashMap
instance with the default
capacity and load factor.
public TObjectFloatHashMap(int initialCapacity)
TObjectFloatHashMap
instance with a prime
capacity equal to or greater than initialCapacity and
with the default load factor.
initialCapacity
- an int
valuepublic TObjectFloatHashMap(int initialCapacity, float loadFactor)
TObjectFloatHashMap
instance with a prime
capacity equal to or greater than initialCapacity and
with the specified load factor.
initialCapacity
- an int
valueloadFactor
- a float
valuepublic TObjectFloatHashMap(TObjectHashingStrategy<K> strategy)
TObjectFloatHashMap
instance with the default
capacity and load factor.
strategy
- used to compute hash codes and to compare keys.public TObjectFloatHashMap(int initialCapacity, TObjectHashingStrategy<K> strategy)
TObjectFloatHashMap
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 TObjectFloatHashMap(int initialCapacity, float loadFactor, TObjectHashingStrategy<K> strategy)
TObjectFloatHashMap
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 TObjectFloatIterator<K> iterator()
protected int setUp(int initialCapacity)
setUp
in class TObjectHash<K>
initialCapacity
- an int
value
public float put(K key, float value)
key
- an Object
valuevalue
- an float
value
public float putIfAbsent(K key, float value)
key
- an Object
valuevalue
- an float
value
public void putAll(TObjectFloatHashMap<K> 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(K key)
key
- an Object
value
public void clear()
clear
in class THash
public float remove(K key)
key
- an Object
value
float
value or (float)0 if no such mapping exists.public boolean equals(java.lang.Object other)
equals
in class java.lang.Object
other
- an Object
value
boolean
valuepublic TObjectFloatHashMap<K> clone()
clone
in class TObjectHash<K>
protected void removeAt(int index)
removeAt
in class TObjectHash<K>
index
- an int
valuepublic float[] getValues()
Collection
valuepublic java.lang.Object[] keys()
Set
valuepublic K[] keys(K[] 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 runtime type is allocated for this purpose.
Set
valuepublic boolean containsValue(float val)
val
- an float
value
boolean
valuepublic boolean containsKey(K key)
key
- an Object
value
boolean
valuepublic boolean forEachKey(TObjectProcedure<K> procedure)
procedure
- a TObjectProcedure
value
public boolean forEachValue(TFloatProcedure procedure)
procedure
- a TFloatProcedure
value
public boolean forEachEntry(TObjectFloatProcedure<K> procedure)
procedure
- a TOObjectFloatProcedure
value
public boolean retainEntries(TObjectFloatProcedure<K> procedure)
procedure
- determines which entries to keep
public void transformValues(TFloatFunction function)
function
- a TFloatFunction
valuepublic boolean increment(K key)
key
- the key of the value to increment
public boolean adjustValue(K key, float amount)
key
- the key of the value to incrementamount
- the amount to adjust the value by.
public float adjustOrPutValue(K 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 TObjectHash<K>
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 TObjectHash<K>
java.io.IOException
java.lang.ClassNotFoundException
public java.lang.String toString()
toString
in class java.lang.Object
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