@Override
  public OperationCode getOperationCode() {
    return OperationCode.GET_DURABLE_CQS;
  }
Return the operation associated with the <code>OperationContext</code> object.

@return <code>OperationCode.GET_DURABLE_CQS</code>.
geode-core/src/main/java/org/apache/geode/cache/operations/GetDurableCQsOperationContext.java