title: Bind or connect frame with multiple Java classes
body: <p>How to bind or connect <code>JFrame</code> with multiple Java classes for transfer variable value and data between them?</p>
  
  <p>I'm new in GUI Java programming so my problem is I don't understand how to get and send   variable values from Java class to <code>JFrame</code> and from frame  to Java class. </p>
  
  <p>Can anyone provide me with good links to how to bind or connect frame with Java  class?</p>