TDoubleDoubleHashMap (Trove 3.0.3)

java.lang.Object
- gnu.trove.impl.hash.THash
- - gnu.trove.impl.hash.TPrimitiveHash
  - - gnu.trove.impl.hash.TDoubleDoubleHash
    - - gnu.trove.map.hash.TDoubleDoubleHashMap

All Implemented Interfaces:

TDoubleDoubleMap, java.io.Externalizable, java.io.Serializable
```
public class TDoubleDoubleHashMap
extends gnu.trove.impl.hash.TDoubleDoubleHash
implements TDoubleDoubleMap, java.io.Externalizable
```
An open addressed Map implementation for double keys and double values.

See Also:

Serialized Form

Nested Class Summary

Nested Classes
Modifier and Type	Class and Description
`protected class`	`TDoubleDoubleHashMap.TKeyView` a view onto the keys of the map.
`protected class`	`TDoubleDoubleHashMap.TValueView` a view onto the values of the map.

Field Summary

Fields
Modifier and Type Field and Description

protected double[] _values
the values of the map
- Fields inherited from class gnu.trove.impl.hash.TDoubleDoubleHash
  _set, consumeFreeSlot, no_entry_key, no_entry_value
- Fields inherited from class gnu.trove.impl.hash.TPrimitiveHash
  _states, FREE, FULL, REMOVED
- Fields inherited from class gnu.trove.impl.hash.THash
  _autoCompactionFactor, _autoCompactRemovesRemaining, _autoCompactTemporaryDisable, _free, _loadFactor, _maxSize, _size, DEFAULT_CAPACITY, DEFAULT_LOAD_FACTOR

Fields
Modifier and Type	Field and Description
`protected double[]`	`_values` the values of the map

Constructor Summary

Constructors
Constructor and Description
`TDoubleDoubleHashMap()` Creates a new `TDoubleDoubleHashMap` instance with the default capacity and load factor.
`TDoubleDoubleHashMap(double[] keys, double[] values)` Creates a new `TDoubleDoubleHashMap` instance containing all of the entries in the map passed in.
`TDoubleDoubleHashMap(int initialCapacity)` Creates a new `TDoubleDoubleHashMap` instance with a prime capacity equal to or greater than `initialCapacity` and with the default load factor.
`TDoubleDoubleHashMap(int initialCapacity, float loadFactor)` Creates a new `TDoubleDoubleHashMap` instance with a prime capacity equal to or greater than `initialCapacity` and with the specified load factor.
`TDoubleDoubleHashMap(int initialCapacity, float loadFactor, double noEntryKey, double noEntryValue)` Creates a new `TDoubleDoubleHashMap` instance with a prime capacity equal to or greater than `initialCapacity` and with the specified load factor.
`TDoubleDoubleHashMap(TDoubleDoubleMap map)` Creates a new `TDoubleDoubleHashMap` instance containing all of the entries in the map passed in.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`double`	`adjustOrPutValue(double key, double adjust_amount, double put_amount)` Adjusts the primitive value mapped to the key if the key is present in the map.
`boolean`	`adjustValue(double key, double amount)` Adjusts the primitive value mapped to key.
`void`	`clear()` Empties the collection.
`boolean`	`containsKey(double key)` Checks for the present of `key` in the keys of the map.
`boolean`	`containsValue(double val)` Checks for the presence of `val` in the values of the map.
`boolean`	`equals(java.lang.Object other)`
`boolean`	`forEachEntry(TDoubleDoubleProcedure procedure)` Executes `procedure` for each key/value entry in the map.
`boolean`	`forEachKey(TDoubleProcedure procedure)` Executes `procedure` for each key in the map.
`boolean`	`forEachValue(TDoubleProcedure procedure)` Executes `procedure` for each value in the map.
`double`	`get(double key)` Retrieves the value for `key`
`int`	`hashCode()`
`boolean`	`increment(double key)` Increments the primitive value mapped to key by 1
`boolean`	`isEmpty()` Tells whether this set is currently holding any elements.
`TDoubleDoubleIterator`	`iterator()`
`double[]`	`keys()` Returns the keys of the map as an array of `double` values.
`double[]`	`keys(double[] array)` Returns the keys of the map.
`TDoubleSet`	`keySet()` Returns the keys of the map as a `TDoubleSet`
`double`	`put(double key, double value)` Inserts a key/value pair into the map.
`void`	`putAll(java.util.Map<? extends java.lang.Double,? extends java.lang.Double> map)` Put all the entries from the given Map into this map.
`void`	`putAll(TDoubleDoubleMap map)` Put all the entries from the given map into this map.
`double`	`putIfAbsent(double key, double 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 set.
`double`	`remove(double key)` Deletes a key/value pair from the map.
`protected void`	`removeAt(int index)` Releases the element currently stored at `index`.
`boolean`	`retainEntries(TDoubleDoubleProcedure 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(TDoubleFunction function)` Transform the values in this map using `function`.
`TDoubleCollection`	`valueCollection()` Returns the values of the map as a `TDoubleCollection`
`double[]`	`values()` Returns the values of the map as an array of `#e#` values.
`double[]`	`values(double[] array)` Returns the values of the map using an existing array.
`void`	`writeExternal(java.io.ObjectOutput out)`

Methods inherited from class gnu.trove.impl.hash.TDoubleDoubleHash
contains, forEach, getNoEntryKey, getNoEntryValue, index, insertKey, XinsertKey

Methods inherited from class gnu.trove.impl.hash.TPrimitiveHash
capacity

Methods inherited from class gnu.trove.impl.hash.THash
calculateGrownCapacity, compact, computeMaxSize, computeNextAutoCompactionAmount, ensureCapacity, getAutoCompactionFactor, postInsertHook, reenableAutoCompaction, setAutoCompactionFactor, size, tempDisableAutoCompaction, trimToSize

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface gnu.trove.map.TDoubleDoubleMap
getNoEntryKey, getNoEntryValue, size

- Field Detail
  - _values
```
protected transient double[] _values
```
    the values of the map
- Constructor Detail
  - TDoubleDoubleHashMap
```
public TDoubleDoubleHashMap()
```
    Creates a new TDoubleDoubleHashMap instance with the default capacity and load factor.
  - TDoubleDoubleHashMap
```
public TDoubleDoubleHashMap(int initialCapacity)
```
    Creates a new TDoubleDoubleHashMap instance with a prime capacity equal to or greater than initialCapacity and with the default load factor.
    
    Parameters:
    
    initialCapacity - an int value
  - TDoubleDoubleHashMap
```
public TDoubleDoubleHashMap(int initialCapacity,
                            float loadFactor)
```
    Creates a new TDoubleDoubleHashMap instance with a prime capacity equal to or greater than initialCapacity and with the specified load factor.
    
    Parameters:
    
    initialCapacity - an int value
    
    loadFactor - a float value
  - TDoubleDoubleHashMap
```
public TDoubleDoubleHashMap(int initialCapacity,
                            float loadFactor,
                            double noEntryKey,
                            double noEntryValue)
```
    Creates a new TDoubleDoubleHashMap instance with a prime capacity equal to or greater than initialCapacity and with the specified load factor.
    
    Parameters:
    
    initialCapacity - an int value
    
    loadFactor - a float value
    
    noEntryKey - a double value that represents null for the Key set.
    
    noEntryValue - a double value that represents null for the Value set.
  - TDoubleDoubleHashMap
```
public TDoubleDoubleHashMap(double[] keys,
                            double[] values)
```
    Creates a new TDoubleDoubleHashMap instance containing all of the entries in the map passed in.
    
    Parameters:
    
    keys - a double array containing the keys for the matching values.
    
    values - a double array containing the values.
  - TDoubleDoubleHashMap
```
public TDoubleDoubleHashMap(TDoubleDoubleMap map)
```
    Creates a new TDoubleDoubleHashMap instance containing all of the entries in the map passed in.
    
    Parameters:
    
    map - a TDoubleDoubleMap that will be duplicated.
- Method Detail
  - setUp
```
protected int setUp(int initialCapacity)
```
    initializes the hashtable to a prime capacity which is at least initialCapacity + 1.
    
    Overrides:
    
    setUp in class gnu.trove.impl.hash.TDoubleDoubleHash
    
    Parameters:
    
    initialCapacity - an int value
    
    Returns:
    
    the actual capacity chosen
  - rehash
```
protected void rehash(int newCapacity)
```
    Rehashes the set.
    
    Specified by:
    
    rehash in class gnu.trove.impl.hash.THash
    
    Parameters:
    
    newCapacity - an int value
  - put
```
public double put(double key,
                  double value)
```
    Inserts a key/value pair into the map.
    
    Specified by:
    
    put in interface TDoubleDoubleMap
    
    Parameters:
    
    key - an double value
    
    value - an double value
    
    Returns:
    
    the previous value associated with key, or the "no entry" value if none was found (see TDoubleDoubleMap.getNoEntryValue()).
  - putIfAbsent
```
public double putIfAbsent(double key,
                          double value)
```
    Inserts a key/value pair into the map if the specified key is not already associated with a value.
    
    Specified by:
    
    putIfAbsent in interface TDoubleDoubleMap
    
    Parameters:
    
    key - an double value
    
    value - an double value
    
    Returns:
    
    the previous value associated with key, or the "no entry" value if none was found (see TDoubleDoubleMap.getNoEntryValue()).
  - putAll
```
public void putAll(java.util.Map<? extends java.lang.Double,? extends java.lang.Double> map)
```
    Put all the entries from the given Map into this map.
    
    Specified by:
    
    putAll in interface TDoubleDoubleMap
    
    Parameters:
    
    map - The Map from which entries will be obtained to put into this map.
  - putAll
```
public void putAll(TDoubleDoubleMap map)
```
    Put all the entries from the given map into this map.
    
    Specified by:
    
    putAll in interface TDoubleDoubleMap
    
    Parameters:
    
    map - The map from which entries will be obtained to put into this map.
  - get
```
public double get(double key)
```
    Retrieves the value for key
    
    Specified by:
    
    get in interface TDoubleDoubleMap
    
    Parameters:
    
    key - an double value
    
    Returns:
    
    the previous value associated with key, or the "no entry" value if none was found (see TDoubleDoubleMap.getNoEntryValue()).
  - clear
```
public void clear()
```
    Empties the collection.
    
    Specified by:
    
    clear in interface TDoubleDoubleMap
    
    Overrides:
    
    clear in class gnu.trove.impl.hash.THash
  - isEmpty
```
public boolean isEmpty()
```
    Tells whether this set is currently holding any elements.
    
    Specified by:
    
    isEmpty in interface TDoubleDoubleMap
    
    Overrides:
    
    isEmpty in class gnu.trove.impl.hash.THash
    
    Returns:
    
    a boolean value
  - remove
```
public double remove(double key)
```
    Deletes a key/value pair from the map.
    
    Specified by:
    
    remove in interface TDoubleDoubleMap
    
    Parameters:
    
    key - an double value
    
    Returns:
    
    the previous value associated with key, or the "no entry" value if none was found (see TDoubleDoubleMap.getNoEntryValue()).
  - removeAt
```
protected void removeAt(int index)
```
    Releases the element currently stored at index.
    
    Overrides:
    
    removeAt in class gnu.trove.impl.hash.TDoubleDoubleHash
    
    Parameters:
    
    index - an int value
  - keySet
```
public TDoubleSet keySet()
```
    Returns the keys of the map as a TDoubleSet
    
    Specified by:
    
    keySet in interface TDoubleDoubleMap
    
    Returns:
    
    the keys of the map as a TDoubleSet
  - keys
```
public double[] keys()
```
    Returns the keys of the map as an array of double values.
    
    Specified by:
    
    keys in interface TDoubleDoubleMap
    
    Returns:
    
    the keys of the map as an array of double values.
  - keys
```
public double[] keys(double[] array)
```
    Returns the keys of the map.
    
    Specified by:
    
    keys in interface TDoubleDoubleMap
    
    Parameters:
    
    array - 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.
    
    Returns:
    
    the keys of the map as an array.
  - valueCollection
```
public TDoubleCollection valueCollection()
```
    Returns the values of the map as a TDoubleCollection
    
    Specified by:
    
    valueCollection in interface TDoubleDoubleMap
    
    Returns:
    
    the values of the map as a TDoubleCollection
  - values
```
public double[] values()
```
    Returns the values of the map as an array of #e# values.
    
    Specified by:
    
    values in interface TDoubleDoubleMap
    
    Returns:
    
    the values of the map as an array of #e# values.
  - values
```
public double[] values(double[] array)
```
    Returns the values of the map using an existing array.
    
    Specified by:
    
    values in interface TDoubleDoubleMap
    
    Parameters:
    
    array - 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.
    
    Returns:
    
    the values of the map as an array of #e# values.
  - containsValue
```
public boolean containsValue(double val)
```
    Checks for the presence of val in the values of the map.
    
    Specified by:
    
    containsValue in interface TDoubleDoubleMap
    
    Parameters:
    
    val - an double value
    
    Returns:
    
    a boolean value
  - containsKey
```
public boolean containsKey(double key)
```
    Checks for the present of key in the keys of the map.
    
    Specified by:
    
    containsKey in interface TDoubleDoubleMap
    
    Parameters:
    
    key - an double value
    
    Returns:
    
    a boolean value
  - iterator
```
public TDoubleDoubleIterator iterator()
```
    Specified by:
    
    iterator in interface TDoubleDoubleMap
    
    Returns:
    
    a TDoubleDoubleIterator with access to this map's keys and values
  - forEachKey
```
public boolean forEachKey(TDoubleProcedure procedure)
```
    Executes procedure for each key in the map.
    
    Specified by:
    
    forEachKey in interface TDoubleDoubleMap
    
    Parameters:
    
    procedure - a TDoubleProcedure value
    
    Returns:
    
    false if the loop over the keys terminated because the procedure returned false for some key.
  - forEachValue
```
public boolean forEachValue(TDoubleProcedure procedure)
```
    Executes procedure for each value in the map.
    
    Specified by:
    
    forEachValue in interface TDoubleDoubleMap
    
    Parameters:
    
    procedure - a T#F#Procedure value
    
    Returns:
    
    false if the loop over the values terminated because the procedure returned false for some value.
  - forEachEntry
```
public boolean forEachEntry(TDoubleDoubleProcedure procedure)
```
    Executes procedure for each key/value entry in the map.
    
    Specified by:
    
    forEachEntry in interface TDoubleDoubleMap
    
    Parameters:
    
    procedure - a TODoubleDoubleProcedure value
    
    Returns:
    
    false if the loop over the entries terminated because the procedure returned false for some entry.
  - transformValues
```
public void transformValues(TDoubleFunction function)
```
    Transform the values in this map using function.
    
    Specified by:
    
    transformValues in interface TDoubleDoubleMap
    
    Parameters:
    
    function - a TDoubleFunction value
  - retainEntries
```
public boolean retainEntries(TDoubleDoubleProcedure procedure)
```
    Retains only those entries in the map for which the procedure returns a true value.
    
    Specified by:
    
    retainEntries in interface TDoubleDoubleMap
    
    Parameters:
    
    procedure - determines which entries to keep
    
    Returns:
    
    true if the map was modified.
  - increment
```
public boolean increment(double key)
```
    Increments the primitive value mapped to key by 1
    
    Specified by:
    
    increment in interface TDoubleDoubleMap
    
    Parameters:
    
    key - the key of the value to increment
    
    Returns:
    
    true if a mapping was found and modified.
  - adjustValue
```
public boolean adjustValue(double key,
                           double amount)
```
    Adjusts the primitive value mapped to key.
    
    Specified by:
    
    adjustValue in interface TDoubleDoubleMap
    
    Parameters:
    
    key - the key of the value to increment
    
    amount - the amount to adjust the value by.
    
    Returns:
    
    true if a mapping was found and modified.
  - adjustOrPutValue
```
public double adjustOrPutValue(double key,
                               double adjust_amount,
                               double put_amount)
```
    Adjusts the primitive value mapped to the key if the key is present in the map. Otherwise, the initial_value is put in the map.
    
    Specified by:
    
    adjustOrPutValue in interface TDoubleDoubleMap
    
    Parameters:
    
    key - the key of the value to increment
    
    adjust_amount - the amount to adjust the value by
    
    put_amount - the value put into the map if the key is not initial present
    
    Returns:
    
    the value present in the map after the adjustment or put operation
  - equals
```
public boolean equals(java.lang.Object other)
```
    Overrides:
    
    equals in class java.lang.Object
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class java.lang.Object
  - toString
```
public java.lang.String toString()
```
    Overrides:
    
    toString in class java.lang.Object
  - writeExternal
```
public void writeExternal(java.io.ObjectOutput out)
                   throws java.io.IOException
```
    Specified by:
    
    writeExternal in interface java.io.Externalizable
    
    Overrides:
    
    writeExternal in class gnu.trove.impl.hash.TDoubleDoubleHash
    
    Throws:
    
    java.io.IOException
  - readExternal
```
public void readExternal(java.io.ObjectInput in)
                  throws java.io.IOException,
                         java.lang.ClassNotFoundException
```
    Specified by:
    
    readExternal in interface java.io.Externalizable
    
    Overrides:
    
    readExternal in class gnu.trove.impl.hash.TDoubleDoubleHash
    
    Throws:
    
    java.io.IOException
    
    java.lang.ClassNotFoundException

Class TDoubleDoubleHashMap

Nested Class Summary

Field Summary

Fields inherited from class gnu.trove.impl.hash.TDoubleDoubleHash

Fields inherited from class gnu.trove.impl.hash.TPrimitiveHash

Fields inherited from class gnu.trove.impl.hash.THash

Constructor Summary

Method Summary

Methods inherited from class gnu.trove.impl.hash.TDoubleDoubleHash

Methods inherited from class gnu.trove.impl.hash.TPrimitiveHash

Methods inherited from class gnu.trove.impl.hash.THash

Methods inherited from class java.lang.Object

Methods inherited from interface gnu.trove.map.TDoubleDoubleMap

Field Detail

_values

Constructor Detail

TDoubleDoubleHashMap

TDoubleDoubleHashMap

TDoubleDoubleHashMap

TDoubleDoubleHashMap

TDoubleDoubleHashMap

TDoubleDoubleHashMap

Method Detail

setUp

rehash

put

putIfAbsent

putAll

putAll

get

clear

isEmpty

remove

removeAt

keySet

keys

keys

valueCollection

values

values

containsValue

containsKey

iterator

forEachKey

forEachValue

forEachEntry

transformValues

retainEntries

increment

adjustValue

adjustOrPutValue

equals

hashCode

toString

writeExternal

readExternal