Class NonEmptyVirtualStorage32

java.lang.Object
com.googlecode.javaewah32.NonEmptyVirtualStorage32
All Implemented Interfaces:
BitmapStorage32

public class NonEmptyVirtualStorage32 extends Object implements BitmapStorage32
This is a BitmapStorage that can be used to determine quickly if the result of an operation is non-trivial... that is, whether there will be at least on set bit.
Since:
0.5.0
  • Field Details

  • Constructor Details

    • NonEmptyVirtualStorage32

      public NonEmptyVirtualStorage32()
  • Method Details

    • addWord

      public void addWord(int newData)
      If the word to be added is non-zero, a NonEmptyException exception is thrown.
      Specified by:
      addWord in interface BitmapStorage32
      Parameters:
      newData - the word
    • addLiteralWord

      public void addLiteralWord(int newData)
      If the word to be added is non-zero, a NonEmptyException exception is thrown.
      Specified by:
      addLiteralWord in interface BitmapStorage32
      Parameters:
      newData - the word
    • addStreamOfLiteralWords

      public void addStreamOfLiteralWords(Buffer32 buffer, int start, int number)
      throws a NonEmptyException exception when number is greater than 0
      Specified by:
      addStreamOfLiteralWords in interface BitmapStorage32
      Parameters:
      buffer - the buffer wrapping the literal words
      start - the starting point in the array
      number - the number of literal words to add
    • addStreamOfEmptyWords

      public void addStreamOfEmptyWords(boolean v, int number)
      If the boolean value is true and number is greater than 0, then it throws a NonEmptyException exception, otherwise, nothing happens.
      Specified by:
      addStreamOfEmptyWords in interface BitmapStorage32
      Parameters:
      v - zeros or ones
      number - how many to words add
    • addStreamOfNegatedLiteralWords

      public void addStreamOfNegatedLiteralWords(Buffer32 buffer, int start, int number)
      throws a NonEmptyException exception when number is greater than 0
      Specified by:
      addStreamOfNegatedLiteralWords in interface BitmapStorage32
      Parameters:
      buffer - the buffer wrapping the literal words
      start - the starting point in the array
      number - the number of literal words to add
    • clear

      public void clear()
      Description copied from interface: BitmapStorage32
      Empties the container.
      Specified by:
      clear in interface BitmapStorage32
    • setSizeInBitsWithinLastWord

      public void setSizeInBitsWithinLastWord(int bits)
      Does nothing.
      Specified by:
      setSizeInBitsWithinLastWord in interface BitmapStorage32
      Parameters:
      bits - the size in bits
      See Also: