Package gnu.trove
Class TFloatHashSet
java.lang.Object
gnu.trove.THash
gnu.trove.TPrimitiveHash
gnu.trove.TFloatHash
gnu.trove.TFloatHashSet
- All Implemented Interfaces:
TFloatHashingStrategy
,Externalizable
,Serializable
,Cloneable
An open addressed set implementation for float primitives.
- Author:
- Eric D. Friedman, Rob Eden
- See Also:
-
Field Summary
Fields inherited from class gnu.trove.TFloatHash
_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
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Constructor Summary
ConstructorsConstructorDescriptionCreates a newTFloatHashSet
instance with the default capacity and load factor.TFloatHashSet
(float[] array) Creates a newTFloatHashSet
instance containing the elements of array.TFloatHashSet
(float[] array, TFloatHashingStrategy strategy) Creates a newTFloatHashSet
instance containing the elements of array.TFloatHashSet
(int initialCapacity) Creates a newTFloatHashSet
instance with a prime capacity equal to or greater than initialCapacity and with the default load factor.TFloatHashSet
(int initialCapacity, float loadFactor) Creates a newTFloatHashSet
instance with a prime capacity equal to or greater than initialCapacity and with the specified load factor.TFloatHashSet
(int initialCapacity, float loadFactor, TFloatHashingStrategy strategy) Creates a newTFloatHash
instance with a prime value at or near the specified capacity and load factor.TFloatHashSet
(int initialCapacity, TFloatHashingStrategy strategy) Creates a newTFloatHash
instance whose capacity is the next highest prime above initialCapacity + 1 unless that value is already prime.TFloatHashSet
(TFloatHashingStrategy strategy) Creates a newTFloatHash
instance with the default capacity and load factor. -
Method Summary
Modifier and TypeMethodDescriptionboolean
add
(float val) Inserts a value into the set.boolean
addAll
(float[] array) Adds all of the elements in array to the set.void
clear()
Empties the set.boolean
containsAll
(float[] array) Tests the set to determine if all of the elements in array are present.boolean
Compares this set with another set for equality of their stored entries.int
hashCode()
iterator()
void
protected void
rehash
(int newCapacity) Expands the set to accommodate new values.boolean
remove
(float val) Removes val from the set.boolean
removeAll
(float[] array) Removes all of the elements in array from the set.boolean
retainAll
(float[] array) Removes any values in the set which are not contained in array.float[]
toArray()
Returns a new array containing the values in the set.void
Methods inherited from class gnu.trove.TFloatHash
clone, computeHashCode, contains, forEach, index, insertionIndex, removeAt, setUp
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
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Constructor Details
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TFloatHashSet
public TFloatHashSet()Creates a newTFloatHashSet
instance with the default capacity and load factor. -
TFloatHashSet
public TFloatHashSet(int initialCapacity) Creates a newTFloatHashSet
instance with a prime capacity equal to or greater than initialCapacity and with the default load factor.- Parameters:
initialCapacity
- anint
value
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TFloatHashSet
public TFloatHashSet(int initialCapacity, float loadFactor) Creates a newTFloatHashSet
instance with a prime capacity equal to or greater than initialCapacity and with the specified load factor.- Parameters:
initialCapacity
- anint
valueloadFactor
- afloat
value
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TFloatHashSet
public TFloatHashSet(float[] array) Creates a newTFloatHashSet
instance containing the elements of array.- Parameters:
array
- an array offloat
primitives
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TFloatHashSet
Creates a newTFloatHash
instance with the default capacity and load factor.- Parameters:
strategy
- used to compute hash codes and to compare keys.
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TFloatHashSet
Creates a newTFloatHash
instance whose capacity is the next highest prime above initialCapacity + 1 unless that value is already prime.- Parameters:
initialCapacity
- anint
valuestrategy
- used to compute hash codes and to compare keys.
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TFloatHashSet
Creates a newTFloatHash
instance with a prime value at or near the specified capacity and load factor.- Parameters:
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.
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TFloatHashSet
Creates a newTFloatHashSet
instance containing the elements of array.- Parameters:
array
- an array offloat
primitivesstrategy
- used to compute hash codes and to compare keys.
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Method Details
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iterator
- Returns:
- a TFloatIterator with access to the values in this set
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add
public boolean add(float val) Inserts a value into the set.- Parameters:
val
- anfloat
value- Returns:
- true if the set was modified by the add operation
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rehash
protected void rehash(int newCapacity) Expands the set to accommodate new values. -
toArray
public float[] toArray()Returns a new array containing the values in the set.- Returns:
- an
float[]
value
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clear
public void clear()Empties the set. -
equals
Compares this set with another set for equality of their stored entries. -
hashCode
public int hashCode() -
remove
public boolean remove(float val) Removes val from the set.- Parameters:
val
- anfloat
value- Returns:
- true if the set was modified by the remove operation.
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containsAll
public boolean containsAll(float[] array) Tests the set to determine if all of the elements in array are present.- Parameters:
array
- anarray
of float primitives.- Returns:
- true if all elements were present in the set.
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addAll
public boolean addAll(float[] array) Adds all of the elements in array to the set.- Parameters:
array
- anarray
of float primitives.- Returns:
- true if the set was modified by the add all operation.
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removeAll
public boolean removeAll(float[] array) Removes all of the elements in array from the set.- Parameters:
array
- anarray
of float primitives.- Returns:
- true if the set was modified by the remove all operation.
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retainAll
public boolean retainAll(float[] array) Removes any values in the set which are not contained in array.- Parameters:
array
- anarray
of float primitives.- Returns:
- true if the set was modified by the retain all operation
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writeExternal
- Specified by:
writeExternal
in interfaceExternalizable
- Overrides:
writeExternal
in classTHash
- Throws:
IOException
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readExternal
- Specified by:
readExternal
in interfaceExternalizable
- Overrides:
readExternal
in classTHash
- Throws:
IOException
ClassNotFoundException
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