Revision: 8087
Author: amitman...@google.com
Date: Tue May 11 05:49:29 2010
Log: Added a countExpenses method to the Expenses entity.
Patch by: amitmanjhi
Review by: rjrjr (TBR)
Review at http://gwt-code-reviews.appspot.com/507801
http://code.google.com/p/google-web-toolkit/source/detail?r=8087
Modified:
/branches/2.1/bikeshed/src/com/google/gwt/sample/expenses/server/domain/Expense.java
=======================================
---
/branches/2.1/bikeshed/src/com/google/gwt/sample/expenses/server/domain/Expense.java
Sat May 1 07:18:49 2010
+++
/branches/2.1/bikeshed/src/com/google/gwt/sample/expenses/server/domain/Expense.java
Tue May 11 05:49:29 2010
@@ -34,6 +34,15 @@
@Entity
public class Expense {
+ public static long countExpenses() {
+ EntityManager em = entityManager();
+ try {
+ return ((Number) em.createQuery("select count(o) from Expense
o").getSingleResult()).longValue();
+ } finally {
+ em.close();
+ }
+ }
+
public static final EntityManager entityManager() {
return EMF.get().createEntityManager();
}
--
http://groups.google.com/group/Google-Web-Toolkit-Contributors
