0027830: It is not possible to extend the AddPaymentOrderInvoicesTransformer class

diff --git a/modules/org.openbravo.advpaymentmngt/src/org/openbravo/advpaymentmngt/hqlinjections/AddPaymentOrderInvoicesTransformer.java b/modules/org.openbravo.advpaymentmngt/src/org/openbravo/advpaymentmngt/hqlinjections/AddPaymentOrderInvoicesTransformer.java
--- a/modules/org.openbravo.advpaymentmngt/src/org/openbravo/advpaymentmngt/hqlinjections/AddPaymentOrderInvoicesTransformer.java
+++ b/modules/org.openbravo.advpaymentmngt/src/org/openbravo/advpaymentmngt/hqlinjections/AddPaymentOrderInvoicesTransformer.java
@@ -109,7 +109,7 @@
     return transformedHql;
   }
 
-  private StringBuffer getSelectClause(String transactionType, boolean hasSelectedIds) {
+  protected StringBuffer getSelectClause(String transactionType, boolean hasSelectedIds) {
     StringBuffer selectClause = new StringBuffer();
     // Create Select Clause
     selectClause.append(getAggregatorFunction("psd.id") + " as paymentScheduleDetail, ");
@@ -161,7 +161,7 @@
     return selectClause;
   }
 
-  private StringBuffer getWhereClause(String transactionType,
+  protected StringBuffer getWhereClause(String transactionType,
       Map<String, String> requestParameters, List<String> selectedPSDs) {
     String strBusinessPartnerId = requestParameters.get("received_from");
     String strFinPaymentId = requestParameters.get("fin_payment_id");
@@ -244,7 +244,7 @@
 
   }
 
-  private StringBuffer getGroupByClause(String transactionType) {
+  protected StringBuffer getGroupByClause(String transactionType) {
     StringBuffer groupByClause = new StringBuffer();
     // Create GroupBy Clause
     if ("I".equals(transactionType)) {
@@ -279,7 +279,7 @@
    * @param transactionType
    * @return
    */
-  private StringBuffer getOrderByClause(String transactionType, List<String> selectedPSDs,
+  protected StringBuffer getOrderByClause(String transactionType, List<String> selectedPSDs,
       Map<String, String> requestParameters) {
     StringBuffer orderByClause = new StringBuffer();
     if (selectedPSDs.size() == 0) {
@@ -321,7 +321,7 @@
     return orderByClause;
   }
 
-  private String removeGridFilters(String _hqlQuery) {
+  protected String removeGridFilters(String _hqlQuery) {
     String hqlQuery = _hqlQuery;
     // Get the substring of grid filter inside where clause, if transaction type is "Orders" or
     // "Invoices", put in the having clause
@@ -343,7 +343,7 @@
    * @param queryNamedParameters
    * @return
    */
-  private String calculateHavingClause(String _hqlQuery, String transactionType,
+  protected String calculateHavingClause(String _hqlQuery, String transactionType,
       JSONObject criteria, Map<String, Object> queryNamedParameters) {
     String hqlQuery = _hqlQuery;
     StringBuffer havingClause = new StringBuffer();
@@ -470,7 +470,7 @@
    * @param orderByClause
    * @return
    */
-  private String appendOrderByClause(String _hqlQuery, StringBuffer orderByClause, boolean justCount) {
+  protected String appendOrderByClause(String _hqlQuery, StringBuffer orderByClause, boolean justCount) {
     String hqlQuery = _hqlQuery;
     if (!justCount) {
       if (hqlQuery.contains(" ORDER BY ")) {
@@ -483,7 +483,7 @@
     return hqlQuery;
   }
 
-  private void transformCriteria(JSONObject buildCriteria, List<String> selectedPSDs)
+  protected void transformCriteria(JSONObject buildCriteria, List<String> selectedPSDs)
       throws JSONException {
     JSONArray criteriaArray = buildCriteria.getJSONArray("criteria");
     JSONArray newCriteriaArray = new JSONArray();
@@ -509,14 +509,14 @@
    * @param expression
    * @return
    */
-  private String getAggregatorFunction(String expression) {
+  protected String getAggregatorFunction(String expression) {
     return " hqlagg(" + expression + ")";
   }
 
   /**
    * @see HQLDataSourceService#replaceParametersWithAlias(Table, String)
    */
-  private String replaceParametersWithAlias(Table table, String whereClause) {
+  protected String replaceParametersWithAlias(Table table, String whereClause) {
     if (whereClause.trim().isEmpty()) {
       return whereClause;
     }
@@ -560,4 +560,4 @@
     return updatedWhereClause;
   }
 
-}
\ No newline at end of file
+}