title: Require jar for Oracle XML XDK
body: <p>I am trying to <em>compare two XML files in Java</em>. I also found the code here</p>
  
  <p><a href="https://docs.oracle.com/database/121/ADXDK/adx_j_diff.htm#ADXDK198" rel="nofollow">https://docs.oracle.com/database/121/ADXDK/adx_j_diff.htm#ADXDK198</a> </p>
  
  <p>But I could not find the jar file for <code>oracle.xml.diff.DiffOp</code> and <code>oracle.xml.diff.DiffOpReceiver</code>.</p>