Class TShortShortHashMap

java.lang.Object
gnu.trove.impl.hash.THash
gnu.trove.impl.hash.TPrimitiveHash
gnu.trove.impl.hash.TShortShortHash
gnu.trove.map.hash.TShortShortHashMap
All Implemented Interfaces:
TShortShortMap, Externalizable, Serializable

public class TShortShortHashMap extends gnu.trove.impl.hash.TShortShortHash implements TShortShortMap, Externalizable
An open addressed Map implementation for short keys and short values.
See Also:
  • Nested Class Summary

    Nested Classes
    Modifier and Type
    Class
    Description
    protected class 
    a view onto the keys of the map.
    protected class 
    a view onto the values of the map.
  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    protected short[]
    the values of the map

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

    _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
    Description
    Creates a new TShortShortHashMap instance with the default capacity and load factor.
    TShortShortHashMap(int initialCapacity)
    Creates a new TShortShortHashMap instance with a prime capacity equal to or greater than initialCapacity and with the default load factor.
    TShortShortHashMap(int initialCapacity, float loadFactor)
    Creates a new TShortShortHashMap instance with a prime capacity equal to or greater than initialCapacity and with the specified load factor.
    TShortShortHashMap(int initialCapacity, float loadFactor, short noEntryKey, short noEntryValue)
    Creates a new TShortShortHashMap instance with a prime capacity equal to or greater than initialCapacity and with the specified load factor.
    TShortShortHashMap(short[] keys, short[] values)
    Creates a new TShortShortHashMap instance containing all of the entries in the map passed in.
    Creates a new TShortShortHashMap instance containing all of the entries in the map passed in.
  • Method Summary

    Modifier and Type
    Method
    Description
    short
    adjustOrPutValue(short key, short adjust_amount, short put_amount)
    Adjusts the primitive value mapped to the key if the key is present in the map.
    boolean
    adjustValue(short key, short amount)
    Adjusts the primitive value mapped to key.
    void
    Empties the collection.
    boolean
    containsKey(short key)
    Checks for the present of key in the keys of the map.
    boolean
    containsValue(short val)
    Checks for the presence of val in the values of the map.
    boolean
    equals(Object other)
    boolean
    Executes procedure for each key/value entry in the map.
    boolean
    Executes procedure for each key in the map.
    boolean
    Executes procedure for each value in the map.
    short
    get(short key)
    Retrieves the value for key
    int
    boolean
    increment(short key)
    Increments the primitive value mapped to key by 1
    boolean
    Tells whether this set is currently holding any elements.
    short[]
    Returns the keys of the map as an array of short values.
    short[]
    keys(short[] array)
    Returns the keys of the map.
    Returns the keys of the map as a TShortSet
    short
    put(short key, short value)
    Inserts a key/value pair into the map.
    void
    Put all the entries from the given map into this map.
    void
    putAll(Map<? extends Short,? extends Short> map)
    Put all the entries from the given Map into this map.
    short
    putIfAbsent(short key, short value)
    Inserts a key/value pair into the map if the specified key is not already associated with a value.
    void
    protected void
    rehash(int newCapacity)
    Rehashes the set.
    short
    remove(short key)
    Deletes a key/value pair from the map.
    protected void
    removeAt(int index)
    Releases the element currently stored at index.
    boolean
    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.
    void
    Transform the values in this map using function.
    Returns the values of the map as a TShortCollection
    short[]
    Returns the values of the map as an array of #e# values.
    short[]
    values(short[] array)
    Returns the values of the map using an existing array.
    void

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

    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.TShortShortMap

    getNoEntryKey, getNoEntryValue, size
  • Field Details

    • _values

      protected transient short[] _values
      the values of the map
  • Constructor Details

    • TShortShortHashMap

      public TShortShortHashMap()
      Creates a new TShortShortHashMap instance with the default capacity and load factor.
    • TShortShortHashMap

      public TShortShortHashMap(int initialCapacity)
      Creates a new TShortShortHashMap instance with a prime capacity equal to or greater than initialCapacity and with the default load factor.
      Parameters:
      initialCapacity - an int value
    • TShortShortHashMap

      public TShortShortHashMap(int initialCapacity, float loadFactor)
      Creates a new TShortShortHashMap 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
    • TShortShortHashMap

      public TShortShortHashMap(int initialCapacity, float loadFactor, short noEntryKey, short noEntryValue)
      Creates a new TShortShortHashMap 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 short value that represents null for the Key set.
      noEntryValue - a short value that represents null for the Value set.
    • TShortShortHashMap

      public TShortShortHashMap(short[] keys, short[] values)
      Creates a new TShortShortHashMap instance containing all of the entries in the map passed in.
      Parameters:
      keys - a short array containing the keys for the matching values.
      values - a short array containing the values.
    • TShortShortHashMap

      public TShortShortHashMap(TShortShortMap map)
      Creates a new TShortShortHashMap instance containing all of the entries in the map passed in.
      Parameters:
      map - a TShortShortMap that will be duplicated.
  • Method Details

    • 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.TShortShortHash
      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 short put(short key, short value)
      Inserts a key/value pair into the map.
      Specified by:
      put in interface TShortShortMap
      Parameters:
      key - an short value
      value - an short value
      Returns:
      the previous value associated with key, or the "no entry" value if none was found (see TShortShortMap.getNoEntryValue()).
    • putIfAbsent

      public short putIfAbsent(short key, short 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 TShortShortMap
      Parameters:
      key - an short value
      value - an short value
      Returns:
      the previous value associated with key, or the "no entry" value if none was found (see TShortShortMap.getNoEntryValue()).
    • putAll

      public void putAll(Map<? extends Short,? extends Short> map)
      Put all the entries from the given Map into this map.
      Specified by:
      putAll in interface TShortShortMap
      Parameters:
      map - The Map from which entries will be obtained to put into this map.
    • putAll

      public void putAll(TShortShortMap map)
      Put all the entries from the given map into this map.
      Specified by:
      putAll in interface TShortShortMap
      Parameters:
      map - The map from which entries will be obtained to put into this map.
    • get

      public short get(short key)
      Retrieves the value for key
      Specified by:
      get in interface TShortShortMap
      Parameters:
      key - an short value
      Returns:
      the previous value associated with key, or the "no entry" value if none was found (see TShortShortMap.getNoEntryValue()).
    • clear

      public void clear()
      Empties the collection.
      Specified by:
      clear in interface TShortShortMap
      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 TShortShortMap
      Overrides:
      isEmpty in class gnu.trove.impl.hash.THash
      Returns:
      a boolean value
    • remove

      public short remove(short key)
      Deletes a key/value pair from the map.
      Specified by:
      remove in interface TShortShortMap
      Parameters:
      key - an short value
      Returns:
      the previous value associated with key, or the "no entry" value if none was found (see TShortShortMap.getNoEntryValue()).
    • removeAt

      protected void removeAt(int index)
      Releases the element currently stored at index.
      Overrides:
      removeAt in class gnu.trove.impl.hash.TShortShortHash
      Parameters:
      index - an int value
    • keySet

      public TShortSet keySet()
      Returns the keys of the map as a TShortSet
      Specified by:
      keySet in interface TShortShortMap
      Returns:
      the keys of the map as a TShortSet
    • keys

      public short[] keys()
      Returns the keys of the map as an array of short values.
      Specified by:
      keys in interface TShortShortMap
      Returns:
      the keys of the map as an array of short values.
    • keys

      public short[] keys(short[] array)
      Returns the keys of the map.
      Specified by:
      keys in interface TShortShortMap
      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 TShortCollection valueCollection()
      Returns the values of the map as a TShortCollection
      Specified by:
      valueCollection in interface TShortShortMap
      Returns:
      the values of the map as a TShortCollection
    • values

      public short[] values()
      Returns the values of the map as an array of #e# values.
      Specified by:
      values in interface TShortShortMap
      Returns:
      the values of the map as an array of #e# values.
    • values

      public short[] values(short[] array)
      Returns the values of the map using an existing array.
      Specified by:
      values in interface TShortShortMap
      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(short val)
      Checks for the presence of val in the values of the map.
      Specified by:
      containsValue in interface TShortShortMap
      Parameters:
      val - an short value
      Returns:
      a boolean value
    • containsKey

      public boolean containsKey(short key)
      Checks for the present of key in the keys of the map.
      Specified by:
      containsKey in interface TShortShortMap
      Parameters:
      key - an short value
      Returns:
      a boolean value
    • iterator

      public TShortShortIterator iterator()
      Specified by:
      iterator in interface TShortShortMap
      Returns:
      a TShortShortIterator with access to this map's keys and values
    • forEachKey

      public boolean forEachKey(TShortProcedure procedure)
      Executes procedure for each key in the map.
      Specified by:
      forEachKey in interface TShortShortMap
      Parameters:
      procedure - a TShortProcedure value
      Returns:
      false if the loop over the keys terminated because the procedure returned false for some key.
    • forEachValue

      public boolean forEachValue(TShortProcedure procedure)
      Executes procedure for each value in the map.
      Specified by:
      forEachValue in interface TShortShortMap
      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(TShortShortProcedure procedure)
      Executes procedure for each key/value entry in the map.
      Specified by:
      forEachEntry in interface TShortShortMap
      Parameters:
      procedure - a TOShortShortProcedure value
      Returns:
      false if the loop over the entries terminated because the procedure returned false for some entry.
    • transformValues

      public void transformValues(TShortFunction function)
      Transform the values in this map using function.
      Specified by:
      transformValues in interface TShortShortMap
      Parameters:
      function - a TShortFunction value
    • retainEntries

      public boolean retainEntries(TShortShortProcedure procedure)
      Retains only those entries in the map for which the procedure returns a true value.
      Specified by:
      retainEntries in interface TShortShortMap
      Parameters:
      procedure - determines which entries to keep
      Returns:
      true if the map was modified.
    • increment

      public boolean increment(short key)
      Increments the primitive value mapped to key by 1
      Specified by:
      increment in interface TShortShortMap
      Parameters:
      key - the key of the value to increment
      Returns:
      true if a mapping was found and modified.
    • adjustValue

      public boolean adjustValue(short key, short amount)
      Adjusts the primitive value mapped to key.
      Specified by:
      adjustValue in interface TShortShortMap
      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 short adjustOrPutValue(short key, short adjust_amount, short 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 TShortShortMap
      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)
      Overrides:
      equals in class Object
    • hashCode

      public int hashCode()
      Overrides:
      hashCode in class Object
    • toString

      public String toString()
      Overrides:
      toString in class Object
    • writeExternal

      public void writeExternal(ObjectOutput out) throws IOException
      Specified by:
      writeExternal in interface Externalizable
      Overrides:
      writeExternal in class gnu.trove.impl.hash.TShortShortHash
      Throws:
      IOException
    • readExternal

      public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException
      Specified by:
      readExternal in interface Externalizable
      Overrides:
      readExternal in class gnu.trove.impl.hash.TShortShortHash
      Throws:
      IOException
      ClassNotFoundException