title: Compiler doesn't find jar: package javax.ws.rs.core does not exist
body: <p>I want to deploy an EJB but when compiling I get the following error</p>
  
  <pre><code>Error(9,24):  package javax.ws.rs.core does not exist
  Error(11,23):  package javax.ws.rs.ext does not exist
  </code></pre>
  
  <p>But I have the jars in the project Libraries and Classpath.</p>
  
  <p>I'm using Jdeveloper. </p>
  
  <p>What is causing this error?</p>