Exception in thread "AWT-EventQueue-1" java.lang.NoClassDefFoundError: org/apach
e/commons/lang3/text/WordUtils

String strWrap = WordUtils.wrap("A really really really really really long sentence.", 50);
b.drawString(strWrap,20,20);

import java.applet.*;
import java.awt.*;
import java.awt.event.*;
import java.net.*;
import org.apache.commons.lang3.text.*;

java YourClass -cp .

<applet code="main.class" height="100" width="100"></applet>