Reader.mark
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public void mark( int readAheadLimit ) throws IOException
Parameters
- readAheadLimit
- Limit on the number of characters that may be
read while still preserving the mark. After
reading this many characters, attempting to
reset the stream may fail.
Description
Mark the present position in the stream. Subsequent calls to reset()
will attempt to reposition the stream to this point. Not all
character-input streams support the mark() operation.
Exceptions
IOException
If the stream does not support mark(),
or if some other I/O error occurs