TCharCharHashMap

java.lang.Object
- gnu.trove.impl.hash.THash
- - gnu.trove.impl.hash.TPrimitiveHash
  - - gnu.trove.impl.hash.TCharCharHash
    - - gnu.trove.map.hash.TCharCharHashMap

All Implemented Interfaces:

TCharCharMap, Externalizable, Serializable
```
public class TCharCharHashMap
extends TCharCharHash
implements TCharCharMap, Externalizable
```
An open addressed Map implementation for char keys and char values.

See Also:

Serialized Form

Nested Class Summary

Nested Classes

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

Field Summary

Fields

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

Fields inherited from class gnu.trove.impl.hash.TCharCharHash
_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
`TCharCharHashMap()` Creates a new `TCharCharHashMap` instance with the default capacity and load factor.
`TCharCharHashMap(char[] keys, char[] values)` Creates a new `TCharCharHashMap` instance containing all of the entries in the map passed in.
`TCharCharHashMap(int initialCapacity)` Creates a new `TCharCharHashMap` instance with a prime capacity equal to or greater than `initialCapacity` and with the default load factor.
`TCharCharHashMap(int initialCapacity, float loadFactor)` Creates a new `TCharCharHashMap` instance with a prime capacity equal to or greater than `initialCapacity` and with the specified load factor.
`TCharCharHashMap(int initialCapacity, float loadFactor, char noEntryKey, char noEntryValue)` Creates a new `TCharCharHashMap` instance with a prime capacity equal to or greater than `initialCapacity` and with the specified load factor.
`TCharCharHashMap(TCharCharMap map)` Creates a new `TCharCharHashMap` 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
`char`	`adjustOrPutValue(char key, char adjust_amount, char put_amount)` Adjusts the primitive value mapped to the key if the key is present in the map.
`boolean`	`adjustValue(char key, char 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(char val)` Checks for the presence of `val` in the values of the map.
`boolean`	`equals(Object other)`
`boolean`	`forEachEntry(TCharCharProcedure 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(TCharProcedure procedure)` Executes `procedure` for each value in the map.
`char`	`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.
`TCharCharIterator`	`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`
`char`	`put(char key, char value)` Inserts a key/value pair into the map.
`void`	`putAll(Map<? extends Character,? extends Character> map)` Put all the entries from the given Map into this map.
`void`	`putAll(TCharCharMap map)` Put all the entries from the given map into this map.
`char`	`putIfAbsent(char key, char 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.
`char`	`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(TCharCharProcedure 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(TCharFunction function)` Transform the values in this map using `function`.
`TCharCollection`	`valueCollection()` Returns the values of the map as a `TCharCollection`
`char[]`	`values()` Returns the values of the map as an array of `#e#` values.
`char[]`	`values(char[] array)` Returns the values of the map using an existing array.
`void`	`writeExternal(ObjectOutput out)`

Methods inherited from class gnu.trove.impl.hash.TCharCharHash
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.TCharCharMap
getNoEntryKey, getNoEntryValue, size

- Field Detail
  - _values
```
protected transient char[] _values
```
    the values of the map
- Constructor Detail
  - TCharCharHashMap
```
public TCharCharHashMap()
```
    Creates a new TCharCharHashMap instance with the default capacity and load factor.
  - TCharCharHashMap
```
public TCharCharHashMap(int initialCapacity)
```
    Creates a new TCharCharHashMap instance with a prime capacity equal to or greater than initialCapacity and with the default load factor.
    
    Parameters:
    
    initialCapacity - an int value
  - TCharCharHashMap
```
public TCharCharHashMap(int initialCapacity,
                        float loadFactor)
```
    Creates a new TCharCharHashMap 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
  - TCharCharHashMap
```
public TCharCharHashMap(int initialCapacity,
                        float loadFactor,
                        char noEntryKey,
                        char noEntryValue)
```
    Creates a new TCharCharHashMap 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 char value that represents null for the Value set.
  - TCharCharHashMap
```
public TCharCharHashMap(char[] keys,
                        char[] values)
```
    Creates a new TCharCharHashMap 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 char array containing the values.
  - TCharCharHashMap
```
public TCharCharHashMap(TCharCharMap map)
```
    Creates a new TCharCharHashMap instance containing all of the entries in the map passed in.
    
    Parameters:
    
    map - a TCharCharMap 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 TCharCharHash
    
    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 char put(char key,
                char value)
```
    Inserts a key/value pair into the map.
    
    Specified by:
    
    put in interface TCharCharMap
    
    Parameters:
    
    key - an char value
    
    value - an char value
    
    Returns:
    
    the previous value associated with key, or the "no entry" value if none was found (see TCharCharMap.getNoEntryValue()).
  - putIfAbsent
```
public char putIfAbsent(char key,
                        char 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 TCharCharMap
    
    Parameters:
    
    key - an char value
    
    value - an char value
    
    Returns:
    
    the previous value associated with key, or the "no entry" value if none was found (see TCharCharMap.getNoEntryValue()).
  - putAll
```
public void putAll(Map<? extends Character,? extends Character> map)
```
    Put all the entries from the given Map into this map.
    
    Specified by:
    
    putAll in interface TCharCharMap
    
    Parameters:
    
    map - The Map from which entries will be obtained to put into this map.
  - putAll
```
public void putAll(TCharCharMap map)
```
    Put all the entries from the given map into this map.
    
    Specified by:
    
    putAll in interface TCharCharMap
    
    Parameters:
    
    map - The map from which entries will be obtained to put into this map.
  - get
```
public char get(char key)
```
    Retrieves the value for key
    
    Specified by:
    
    get in interface TCharCharMap
    
    Parameters:
    
    key - an char value
    
    Returns:
    
    the previous value associated with key, or the "no entry" value if none was found (see TCharCharMap.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 TCharCharMap
    
    Overrides:
    
    isEmpty in class THash
    
    Returns:
    
    a boolean value
  - remove
```
public char remove(char key)
```
    Deletes a key/value pair from the map.
    
    Specified by:
    
    remove in interface TCharCharMap
    
    Parameters:
    
    key - an char value
    
    Returns:
    
    the previous value associated with key, or the "no entry" value if none was found (see TCharCharMap.getNoEntryValue()).
  - removeAt
```
protected void removeAt(int index)
```
    Releases the element currently stored at index.
    
    Overrides:
    
    removeAt in class TCharCharHash
    
    Parameters:
    
    index - an int value
  - keySet
```
public TCharSet keySet()
```
    Returns the keys of the map as a TCharSet
    
    Specified by:
    
    keySet in interface TCharCharMap
    
    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 TCharCharMap
    
    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 TCharCharMap
    
    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 TCharCollection valueCollection()
```
    Returns the values of the map as a TCharCollection
    
    Specified by:
    
    valueCollection in interface TCharCharMap
    
    Returns:
    
    the values of the map as a TCharCollection
  - values
```
public char[] values()
```
    Returns the values of the map as an array of #e# values.
    
    Specified by:
    
    values in interface TCharCharMap
    
    Returns:
    
    the values of the map as an array of #e# values.
  - values
```
public char[] values(char[] array)
```
    Returns the values of the map using an existing array.
    
    Specified by:
    
    values in interface TCharCharMap
    
    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(char val)
```
    Checks for the presence of val in the values of the map.
    
    Specified by:
    
    containsValue in interface TCharCharMap
    
    Parameters:
    
    val - an char 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 TCharCharMap
    
    Parameters:
    
    key - an char value
    
    Returns:
    
    a boolean value
  - iterator
```
public TCharCharIterator iterator()
```
    Specified by:
    
    iterator in interface TCharCharMap
    
    Returns:
    
    a TCharCharIterator 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 TCharCharMap
    
    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(TCharProcedure procedure)
```
    Executes procedure for each value in the map.
    
    Specified by:
    
    forEachValue in interface TCharCharMap
    
    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(TCharCharProcedure procedure)
```
    Executes procedure for each key/value entry in the map.
    
    Specified by:
    
    forEachEntry in interface TCharCharMap
    
    Parameters:
    
    procedure - a TOCharCharProcedure value
    
    Returns:
    
    false if the loop over the entries terminated because the procedure returned false for some entry.
  - transformValues
```
public void transformValues(TCharFunction function)
```
    Transform the values in this map using function.
    
    Specified by:
    
    transformValues in interface TCharCharMap
    
    Parameters:
    
    function - a TCharFunction value
  - retainEntries
```
public boolean retainEntries(TCharCharProcedure procedure)
```
    Retains only those entries in the map for which the procedure returns a true value.
    
    Specified by:
    
    retainEntries in interface TCharCharMap
    
    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 TCharCharMap
    
    Parameters:
    
    key - the key of the value to increment
    
    Returns:
    
    true if a mapping was found and modified.
  - adjustValue
```
public boolean adjustValue(char key,
                           char amount)
```
    Adjusts the primitive value mapped to key.
    
    Specified by:
    
    adjustValue in interface TCharCharMap
    
    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 char adjustOrPutValue(char key,
                             char adjust_amount,
                             char 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 TCharCharMap
    
    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 TCharCharHash
    
    Throws:
    
    IOException
  - readExternal
```
public void readExternal(ObjectInput in)
                  throws IOException,
                         ClassNotFoundException
```
    Specified by:
    
    readExternal in interface Externalizable
    
    Overrides:
    
    readExternal in class TCharCharHash
    
    Throws:
    
    IOException
    
    ClassNotFoundException

Class TCharCharHashMap

Nested Class Summary

Nested Classes

Field Summary

Fields

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

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.TCharCharHash

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.TCharCharMap

Field Detail

_values

Constructor Detail

TCharCharHashMap

TCharCharHashMap

TCharCharHashMap

TCharCharHashMap

TCharCharHashMap

TCharCharHashMap

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