Signals
that a thread is not in the appropriate state for an attempted
operation to succeed.
![](http://87.249.105.167/mirror/javainanutshell/0596007736/images/0596007736/figs/java.lang.IllegalThreadStateException.gif;389354)
public class IllegalThreadStateException extends IllegalArgumentException {
// Public Constructors
public IllegalThreadStateException( );
public IllegalThreadStateException(String s);
}