TCharDoubleHashMap

java.lang.Object
- gnu.trove.impl.hash.THash
- - gnu.trove.impl.hash.TPrimitiveHash
  - - gnu.trove.impl.hash.TCharDoubleHash
    - - gnu.trove.map.hash.TCharDoubleHashMap

All Implemented Interfaces:

TCharDoubleMap, Externalizable, Serializable
```
public class TCharDoubleHashMap
extends TCharDoubleHash
implements TCharDoubleMap, Externalizable
```
An open addressed Map implementation for char keys and double values.

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
`protected class`	`TCharDoubleHashMap.TKeyView` a view onto the keys of the map.
`protected class`	`TCharDoubleHashMap.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.TCharDoubleHash
_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

Constructor Summary

Constructors

Constructor and Description
`TCharDoubleHashMap()` Creates a new `TCharDoubleHashMap` instance with the default capacity and load factor.
`TCharDoubleHashMap(char[] keys, double[] values)` Creates a new `TCharDoubleHashMap` instance containing all of the entries in the map passed in.
`TCharDoubleHashMap(int initialCapacity)` Creates a new `TCharDoubleHashMap` instance with a prime capacity equal to or greater than `initialCapacity` and with the default load factor.
`TCharDoubleHashMap(int initialCapacity, float loadFactor)` Creates a new `TCharDoubleHashMap` instance with a prime capacity equal to or greater than `initialCapacity` and with the specified load factor.
`TCharDoubleHashMap(int initialCapacity, float loadFactor, char noEntryKey, double noEntryValue)` Creates a new `TCharDoubleHashMap` instance with a prime capacity equal to or greater than `initialCapacity` and with the specified load factor.
`TCharDoubleHashMap(TCharDoubleMap map)` Creates a new `TCharDoubleHashMap` 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(char 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(char key, double amount)` Adjusts the primitive value mapped to key.
`void`	`clear()` Empties the collection.
`boolean`	`containsKey(char 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(Object other)`
`boolean`	`forEachEntry(TCharDoubleProcedure procedure)` Executes `procedure` for each key/value entry in the map.
`boolean`	`forEachKey(TCharProcedure procedure)` Executes `procedure` for each key in the map.
`boolean`	`forEachValue(TDoubleProcedure procedure)` Executes `procedure` for each value in the map.
`double`	`get(char key)` Retrieves the value for `key`
`int`	`hashCode()`
`boolean`	`increment(char key)` Increments the primitive value mapped to key by 1
`boolean`	`isEmpty()` Tells whether this set is currently holding any elements.
`TCharDoubleIterator`	`iterator()`
`char[]`	`keys()` Returns the keys of the map as an array of `char` values.
`char[]`	`keys(char[] array)` Returns the keys of the map.
`TCharSet`	`keySet()` Returns the keys of the map as a `TCharSet`
`double`	`put(char key, double value)` Inserts a key/value pair into the map.
`void`	`putAll(Map<? extends Character,? extends Double> map)` Put all the entries from the given Map into this map.
`void`	`putAll(TCharDoubleMap map)` Put all the entries from the given map into this map.
`double`	`putIfAbsent(char key, double value)` Inserts a key/value pair into the map if the specified key is not already associated with a value.
`void`	`readExternal(ObjectInput in)`
`protected void`	`rehash(int newCapacity)` Rehashes the set.
`double`	`remove(char key)` Deletes a key/value pair from the map.
`protected void`	`removeAt(int index)` Releases the element currently stored at `index`.
`boolean`	`retainEntries(TCharDoubleProcedure 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`.
`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(ObjectOutput out)`

Methods inherited from class gnu.trove.impl.hash.TCharDoubleHash
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.TCharDoubleMap
getNoEntryKey, getNoEntryValue, size

- Field Detail
  - _values
```
protected transient double[] _values
```
    the values of the map
- Constructor Detail
  - TCharDoubleHashMap
```
public TCharDoubleHashMap()
```
    Creates a new TCharDoubleHashMap instance with the default capacity and load factor.
  - TCharDoubleHashMap
```
public TCharDoubleHashMap(int initialCapacity)
```
    Creates a new TCharDoubleHashMap instance with a prime capacity equal to or greater than initialCapacity and with the default load factor.
    
    Parameters:
    
    initialCapacity - an int value
  - TCharDoubleHashMap
```
public TCharDoubleHashMap(int initialCapacity,
                          float loadFactor)
```
    Creates a new TCharDoubleHashMap 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
  - TCharDoubleHashMap
```
public TCharDoubleHashMap(int initialCapacity,
                          float loadFactor,
                          char noEntryKey,
                          double noEntryValue)
```
    Creates a new TCharDoubleHashMap 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 char value that represents null for the Key set.
    
    noEntryValue - a double value that represents null for the Value set.
  - TCharDoubleHashMap
```
public TCharDoubleHashMap(char[] keys,
                          double[] values)
```
    Creates a new TCharDoubleHashMap instance containing all of the entries in the map passed in.
    
    Parameters:
    
    keys - a char array containing the keys for the matching values.
    
    values - a double array containing the values.
  - TCharDoubleHashMap
```
public TCharDoubleHashMap(TCharDoubleMap map)
```
    Creates a new TCharDoubleHashMap instance containing all of the entries in the map passed in.
    
    Parameters:
    
    map - a TCharDoubleMap 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 TCharDoubleHash
    
    Parameters:
    
    initialCapacity - an int value
    
    Returns:
    
    the actual capacity chosen
  - rehash
```
protected void rehash(int newCapacity)
```
    Rehashes the set.
    
    Specified by:
    
    rehash in class THash
    
    Parameters:
    
    newCapacity - an int value
  - put
```
public double put(char key,
                  double value)
```
    Inserts a key/value pair into the map.
    
    Specified by:
    
    put in interface TCharDoubleMap
    
    Parameters:
    
    key - an char value
    
    value - an double value
    
    Returns:
    
    the previous value associated with key, or the "no entry" value if none was found (see TCharDoubleMap.getNoEntryValue()).
  - putIfAbsent
```
public double putIfAbsent(char 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 TCharDoubleMap
    
    Parameters:
    
    key - an char value
    
    value - an double value
    
    Returns:
    
    the previous value associated with key, or the "no entry" value if none was found (see TCharDoubleMap.getNoEntryValue()).
  - putAll
```
public void putAll(Map<? extends Character,? extends Double> map)
```
    Put all the entries from the given Map into this map.
    
    Specified by:
    
    putAll in interface TCharDoubleMap
    
    Parameters:
    
    map - The Map from which entries will be obtained to put into this map.
  - putAll
```
public void putAll(TCharDoubleMap map)
```
    Put all the entries from the given map into this map.
    
    Specified by:
    
    putAll in interface TCharDoubleMap
    
    Parameters:
    
    map - The map from which entries will be obtained to put into this map.
  - get
```
public double get(char key)
```
    Retrieves the value for key
    
    Specified by:
    
    get in interface TCharDoubleMap
    
    Parameters:
    
    key - an char value
    
    Returns:
    
    the previous value associated with key, or the "no entry" value if none was found (see TCharDoubleMap.getNoEntryValue()).
  - clear
```
public void clear()
```
    Empties the collection.
  - isEmpty
```
public boolean isEmpty()
```
    Tells whether this set is currently holding any elements.
    
    Specified by:
    
    isEmpty in interface TCharDoubleMap
    
    Overrides:
    
    isEmpty in class THash
    
    Returns:
    
    a boolean value
  - remove
```
public double remove(char key)
```
    Deletes a key/value pair from the map.
    
    Specified by:
    
    remove in interface TCharDoubleMap
    
    Parameters:
    
    key - an char value
    
    Returns:
    
    the previous value associated with key, or the "no entry" value if none was found (see TCharDoubleMap.getNoEntryValue()).
  - removeAt
```
protected void removeAt(int index)
```
    Releases the element currently stored at index.
    
    Overrides:
    
    removeAt in class TCharDoubleHash
    
    Parameters:
    
    index - an int value
  - keySet
```
public TCharSet keySet()
```
    Returns the keys of the map as a TCharSet
    
    Specified by:
    
    keySet in interface TCharDoubleMap
    
    Returns:
    
    the keys of the map as a TCharSet
  - keys
```
public char[] keys()
```
    Returns the keys of the map as an array of char values.
    
    Specified by:
    
    keys in interface TCharDoubleMap
    
    Returns:
    
    the keys of the map as an array of char values.
  - keys
```
public char[] keys(char[] array)
```
    Returns the keys of the map.
    
    Specified by:
    
    keys in interface TCharDoubleMap
    
    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 TCharDoubleMap
    
    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 TCharDoubleMap
    
    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 TCharDoubleMap
    
    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 TCharDoubleMap
    
    Parameters:
    
    val - an double value
    
    Returns:
    
    a boolean value
  - containsKey
```
public boolean containsKey(char key)
```
    Checks for the present of key in the keys of the map.
    
    Specified by:
    
    containsKey in interface TCharDoubleMap
    
    Parameters:
    
    key - an char value
    
    Returns:
    
    a boolean value
  - iterator
```
public TCharDoubleIterator iterator()
```
    Specified by:
    
    iterator in interface TCharDoubleMap
    
    Returns:
    
    a TCharDoubleIterator with access to this map's keys and values
  - forEachKey
```
public boolean forEachKey(TCharProcedure procedure)
```
    Executes procedure for each key in the map.
    
    Specified by:
    
    forEachKey in interface TCharDoubleMap
    
    Parameters:
    
    procedure - a TCharProcedure 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 TCharDoubleMap
    
    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(TCharDoubleProcedure procedure)
```
    Executes procedure for each key/value entry in the map.
    
    Specified by:
    
    forEachEntry in interface TCharDoubleMap
    
    Parameters:
    
    procedure - a TOCharDoubleProcedure 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 TCharDoubleMap
    
    Parameters:
    
    function - a TDoubleFunction value
  - retainEntries
```
public boolean retainEntries(TCharDoubleProcedure procedure)
```
    Retains only those entries in the map for which the procedure returns a true value.
    
    Specified by:
    
    retainEntries in interface TCharDoubleMap
    
    Parameters:
    
    procedure - determines which entries to keep
    
    Returns:
    
    true if the map was modified.
  - increment
```
public boolean increment(char key)
```
    Increments the primitive value mapped to key by 1
    
    Specified by:
    
    increment in interface TCharDoubleMap
    
    Parameters:
    
    key - the key of the value to increment
    
    Returns:
    
    true if a mapping was found and modified.
  - adjustValue
```
public boolean adjustValue(char key,
                           double amount)
```
    Adjusts the primitive value mapped to key.
    
    Specified by:
    
    adjustValue in interface TCharDoubleMap
    
    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(char 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 TCharDoubleMap
    
    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(Object other)
```
  - hashCode
```
public int hashCode()
```
  - toString
```
public String toString()
```
  - writeExternal
```
public void writeExternal(ObjectOutput out)
                   throws IOException
```
    Specified by:
    
    writeExternal in interface Externalizable
    
    Overrides:
    
    writeExternal in class TCharDoubleHash
    
    Throws:
    
    IOException
  - readExternal
```
public void readExternal(ObjectInput in)
                  throws IOException,
                         ClassNotFoundException
```
    Specified by:
    
    readExternal in interface Externalizable
    
    Overrides:
    
    readExternal in class TCharDoubleHash
    
    Throws:
    
    IOException
    
    ClassNotFoundException

Class TCharDoubleHashMap

Nested Class Summary

Nested Classes

Field Summary

Fields

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

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

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

Constructor Summary

Constructors

Method Summary

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

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.TCharDoubleMap

Field Detail

_values

Constructor Detail

TCharDoubleHashMap

TCharDoubleHashMap

TCharDoubleHashMap

TCharDoubleHashMap

TCharDoubleHashMap

TCharDoubleHashMap

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