test.java

import java.text.BreakIterator;

public class test
{
	public static void main(String[] args) throws Exception
	{
		BreakIterator bi = BreakIterator.getLineInstance();
		bi.setText("first line.\nsecond line.\nthird line.");
		bi.following(36);
		//bi.preceding(36);
	}
}

/*
Exception in thread "main" java.lang.IllegalArgumentException: offset out of bounds
	at java.text.RuleBasedBreakIterator.checkOffset(RuleBasedBreakIterator.java:724)
	at java.text.RuleBasedBreakIterator.following(RuleBasedBreakIterator.java:737)
	at test.main(test.java:9)
*/