title: Play framework UUID for model isn't working
body: <p>Here is the error I get (using play 1.2.5):</p>
  
  <blockquote>
    <p>Compilation error The file /app/models/Fiddle.java could not be
    compiled. Error raised is : GenericGenerator cannot be resolved to a
    type</p>
  </blockquote>
  
  <p>Here is Fiddle.java:</p>
  
  <pre><code>package models;
  
  import java.util.*;
  import javax.persistence.*;
  
  import play.db.jpa.*;
  
  @Entity
  public class Fiddle extends GenericModel {
      public String html;
      public String css;
      public String js;
  
      @Id 
      @GeneratedValue(generator="system-uuid") 
      @GenericGenerator(name="system-uuid", strategy = "uuid") 
      public String id;
  </code></pre>
  
  <p>What is my problem? how do I solve it?</p>