Method Detail

• setDefaultValue

  void setDefaultValue​(int defaultValue)

  Set the value to be returned to indicate an unused entry

  Parameters:

  defaultValue - the value to be returned by get(int) if no entry exists for the supplied key

• getDefaultValue

  int getDefaultValue​()

  Get the default value used to indicate an unused entry

  Returns:

  the value to be returned by get(int) if no entry exists for the supplied key

• clear

  void clear​()

  Clear the map.

• find

  boolean find​(int key)

  Finds a key in the map.

  Parameters:

  key - Key

  Returns:

  true if the key is mapped

• get

  int get​(int key)

  Gets the value for this key.

  Parameters:

  key - Key

  Returns:

  the value, or the default value if not found.

• size

  int size​()

  Gets the size of the map.

  Returns:

  the size

• remove

  boolean remove​(int key)

  Removes a key from the map.

  Parameters:

  key - Key to remove

  Returns:

  true if the value was removed

• put

  void put​(int key,
           int value)

  Adds a key-value pair to the map.

  Parameters:

  key - Key

  value - Value

• keyIterator

  IntIterator keyIterator​()

  Get an iterator over the integer key values held in the hash map

  Returns:

  an iterator whose next() call returns the key values (in arbitrary order)