code: public ListBackupPlanVersionsResult withBackupPlanVersionsList(BackupPlansListMember... backupPlanVersionsList) {
          if (this.backupPlanVersionsList == null) {
              setBackupPlanVersionsList(new java.util.ArrayList<BackupPlansListMember>(backupPlanVersionsList.length));
          }
          for (BackupPlansListMember ele : backupPlanVersionsList) {
              this.backupPlanVersionsList.add(ele);
          }
          return this;
      }
docs: <p>
  An array of version list items containing metadata about your backup plans.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setBackupPlanVersionsList(java.util.Collection)} or
  {@link #withBackupPlanVersionsList(java.util.Collection)} if you want to override the existing values.
  </p>
  
  @param backupPlanVersionsList
  An array of version list items containing metadata about your backup plans.
  @return Returns a reference to this object so that method calls can be chained together.