[
http://opensource.atlassian.com/projects/hibernate/browse/HHH-3655?page=c...
]
Pirabu G commented on HHH-3655:
-------------------------------
Hi Steve,
Thank you, Its Work fine for static inner class JPA...
Select Query Using JPA and Static Inner Class
---------------------------------------------
Key: HHH-3655
URL:
http://opensource.atlassian.com/projects/hibernate/browse/HHH-3655
Project: Hibernate ORM
Issue Type: Bug
Affects Versions: 3.3.1
Environment: Hibernate Version 3.3.1 GA, using JPA. MySQL DB.
Reporter: Caine Lai
Attachments: HibernateStaticInnerClassBug.zip
I want to collect some statistics using JPA and return them all as a value object to my
web tier. In my value object I have a static inner class I would like to use for the JPA
query.
My Class:
public class GeneralVendorStatsVO {
private List<StatusCounts> statusCounts = new ArrayList<StatusCounts>();
/**
* Inner class for holding status counts for vendors.
*/
public static class StatusCounts {
private UserStatus status;
private Long count;
public StatusCounts(UserStatus status, Long count) {
this.status = status;
this.count = count;
}
public UserStatus getStatus() { return status; }
public void setStatus(UserStatus status) { this.status = status; }
public Long getCount() { return count; }
public void setCount(Long count) { this.count = count; }
}
// ********************** Accessor Methods ********************** //
public List<StatusCounts> getStatusCounts() { return statusCounts; }
public void setStatusCounts(List<StatusCounts> statusCounts) { this.statusCounts
= statusCounts; }
}
And here is the method I am trying to execute:
public GeneralVendorStatsVO getGeneralVendorStats() {
GeneralVendorStatsVO vo = new GeneralVendorStatsVO();
// Get the status counts.
String queryString = "SELECT new
vo.stats.vendor.GeneralVendorStatsVO.StatusCounts(user.status, count(user)) FROM User user
GROUP BY user.status";
Query query = this.em.createQuery(queryString);
List<GeneralVendorStatsVO.StatusCounts> statusCounts = query.getResultList();
vo.setStatusCounts(statusCounts);
for (GeneralVendorStatsVO.StatusCounts entry : statusCounts) {
log.debug("Status: " + entry.getStatus()+ "Count: " +
entry.getCount());
}
return vo;
}
The error:
org.hibernate.hql.ast.QuerySyntaxException: Unable to locate class
[vo.stats.vendor.GeneralVendorStatsVO.StatusCounts]
I don't know why this would not work, when I can do:
new GeneralVendorStatsVO.StatusCounts(UserStatus.APPROVED, 200L)
I was told I should open an issue because it seems like a bug. More info here:
http://saloon.javaranch.com/cgi-bin/ubb/ultimatebb.cgi?ubb=get_topic&...
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