code: public void fire(String methodName, Object arg1, Object arg2) {
  		if (listeners != EMPTY_OBJECT_ARRAY) {
  			fireEventByReflection(methodName, new Object[] { arg1, arg2 });
  		}
  	}
docs: Invokes the method with the given name and two parameters on each of the listeners
  registered with this list.
  
  @param methodName the name of the method to invoke.
  @param arg1 the first argument to pass to each invocation.
  @param arg2 the second argument to pass to each invocation.
  
  @throws IllegalArgumentException if no method with the given name and 2 formal parameters
  exists on the listener class managed by this list helper.