title: Constructor with interface arguments in Java Class Diagrams
body: <p>I have a Interface in my project like,</p>
  <pre><code>public interface TraOp{
  }
  </code></pre>
  <p>Now in class A I use this interface as argument in constructor like,</p>
  <pre><code>class A implements B{
     
     private long var1;
     A(TraOp obj){}
  }
  </code></pre>
  <p>Can someone let me know how this will be presented in class diagram.</p>