* This file is part of the DiffX library.
* For licensing information please see the file license.txt included in the release.
* A copy of this licence can also be found at
This class can be used to ignore whitespaces for processing but preserve them for formatting. This event keeps the exact formatting of the white space henceby preserving it, but will consider any instances of this class to be equal regardless of their actual formatting so that the algorithm ignores the differences.
seqThe char sequence.
java.lang.NullPointerExceptionIf the given String is
if (seq == null)
if (this == e)
// always return true
// we don't need to parse the whitespace characters.