title: How to get source code from .class file( class file version is 1.2)
body: <p>Unresolved compilation problem: </p>
  
  <blockquote>
    <p>Syntax error, parameterized types are only available if source
    level is 1.5 or greater</p>
  </blockquote>
  
  <p>I used JD GUI de-compiler but it is giving above error.</p>
  
  <p>is there any way i can get source code</p>