Package java.io
Class StringReader
Description:
This method resets the stream to the most recent mark, or to the beginning of the stream if it has never been marked.
Example
String buffer = "Hello World";
StringReader sr = new StringReader(buffer);
sr.mark(5);
sr.reset();
Console.println("" + sr.read());
sr.close();
A new position is assigned in the stream with the mark method after the reset method call.