Constructor Detail

• UPCEReader

  public UPCEReader()

Method Detail

• decodeMiddle

  protected int decodeMiddle(BitArray row,
                             int[] startRange,
                             StringBuilder result)
                      throws NotFoundException

  Description copied from class: UPCEANReader
  Subclasses override this to decode the portion of a barcode between the start and end guard patterns.

  Specified by:

  decodeMiddle in class  UPCEANReader

  Parameters:

  row - row of black/white values to search

  startRange - start/end offset of start guard pattern

  result - StringBuilder to append decoded chars to

  Returns:

  horizontal offset of first pixel after the "middle" that was decoded

  Throws:

  NotFoundException - if decoding could not complete successfully

• decodeEnd

  protected int[] decodeEnd(BitArray row,
                            int endStart)
                     throws NotFoundException

  Throws:

  NotFoundException

• checkChecksum

  protected boolean checkChecksum(String s)
                           throws FormatException

  Parameters:

  s - string of digits to check

  Returns:

  UPCEANReader.checkStandardUPCEANChecksum(CharSequence)

  Throws:

  FormatException - if the string does not contain only digits

• convertUPCEtoUPCA

  public static String convertUPCEtoUPCA(String upce)

  Expands a UPC-E value back into its full, equivalent UPC-A code value.

  Parameters:

  upce - UPC-E code as string of digits

  Returns:

  equivalent UPC-A code as string of digits