title: How to overcome the FCBL_FIELD_COULD_BE_LOCAL issue in FindBugs?
body: <p>In FindBugs, I am getting an issue like <code>FCBL_FIELD_COULD_BE_LOCAL</code> on the class name line of this code:</p>
  
  <pre><code>@Entity
  @Table(name = "Student")
  @Immutable
  @Cache(usage = CacheConcurrencyStrategy.READ_ONLY)
  public class RetrievableStudent extends BaseStudent
  {
      @Id
      @Column(name = "STUDENT_ID")
      private long studentId;
  
      @Column(name = "STUD_NOTE")
      private String studenetNote;
  }
  </code></pre>
  
  <p>How can I resolve this issue? </p>