[Hibernate-JIRA] Created: (HHH-6544) Auditing not working for @ManyToMany and @OneToMany with Association table
by chetan verma (JIRA)
Auditing not working for @ManyToMany and @OneToMany with Association table
--------------------------------------------------------------------------
Key: HHH-6544
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-6544
Project: Hibernate Core
Issue Type: Bug
Components: envers
Affects Versions: 3.6.6
Environment: MySql 5.5
Reporter: chetan verma
Below are my entities, table for auditing are created for user,destinies and user.securityGroups relationships, but there is no audit logs for the same with release Hibernate 3.6.6.
But these things are working fine with 3.6.0.
@Entity
@Audited
public class User {
@Id
@GeneratedValue
private int id;
@Column(nullable=false)
private String name;
@OneToMany(cascade=CascadeType.ALL, orphanRemoval=true)
private Set<Destiny> destinies;
@ManyToMany
@JoinTable(joinColumns = @JoinColumn(name = "User_id"), inverseJoinColumns = @JoinColumn(name = "securityGroups_id"), uniqueConstraints = @UniqueConstraint(columnNames = {
"User_id", "securityGroups_id" }))
private Set<SecurityGroup> securityGroups;
}
@Entity
@Audited
public class Destiny {
@Id
@GeneratedValue
private int id;
@Column(nullable=false)
private String name;
}
@Entity
@Audited
public class SecurityGroup {
@Id
@GeneratedValue
private int id;
@Column(nullable=false)
private String name;
}
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14 years, 3 months
[Hibernate-JIRA] Created: (HHH-3967) Great performance improvement for CascadingAction.PERSIST_ON_FLUSH action !!
by Guenther Demetz (JIRA)
Great performance improvement for CascadingAction.PERSIST_ON_FLUSH action !!
----------------------------------------------------------------------------
Key: HHH-3967
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-3967
Project: Hibernate Core
Issue Type: Improvement
Components: core
Affects Versions: 3.3.1
Environment: 3.3.1 GA , SQLServer
Reporter: Guenther Demetz
Sometimes large stateful transactions are unavoidable and especially when having several large persistent collections in dirty state,
flushing becomes gradually more cpu intensive and slowly.
Analizing several stacktraces I detected that the thread most time is executing at the same point in reflection ,
see here a typical stacktrace:
java.lang.Class.isAssignableFrom(Native Method)
sun.reflect.UnsafeFieldAccessorImpl.ensureObj(UnsafeFieldAccessorImpl.java:36)
...
java.lang.reflect.Field.get(Field.java:358)
DirectPropertyAccessor$DirectGetter.get(DirectPropertyAccessor.java:55)
PojoEntityTuplizer(AbstractEntityTuplizer).getPropertyValue(Object, int) line: 300
SingleTableEntityPersister(AbstractEntityPersister).getPropertyValue(Object, int, EntityMode) line: 3609
Cascade.cascade(EntityPersister, Object, Object) line: 172
...
Making further investigations, I saw that:
- CascadingAction.PERSIST_ON_FLUSH requires NoCascadeChecking
- for all kind of properties the noCascade implementation is called
- regarding noCascade implementation checks only properties of type Entity !
public static final CascadingAction PERSIST_ON_FLUSH = new CascadingAction() {
...
public void noCascade(EventSource session, Object child, Object parent, EntityPersister persister, int propertyIndex) {
...
Type type = persister.getPropertyTypes()[propertyIndex];
if ( type.isEntityType() ) {
... check and throw eventually a TransientObjectException
}
}
Thus most property values are retrieved by reflection in vain as they are not of type entity.
With following code addition in org.hibernate.engine.Cascade.java
I was able do avoid most reflection method calls without affecting the behaviour:
org.hibernate.engine.Cascade.java
...
public void cascade(final EntityPersister persister, final Object parent, final Object anything) throws HibernateException {
...
else if ( action.requiresNoCascadeChecking() ) {
// Line:162
// begin Improvement
if (action == CascadingAction.PERSIST_ON_FLUSH) {
Type type = persister.getPropertyTypes()[i];
if ( !type.isEntityType() ) {
// Remark: goes only well as long PERSIST_ON_FLUSH noCascade implementation checks only entities
continue;
}
}
// end Improvement
action.noCascade(
eventSource,
persister.getPropertyValue( parent, i, entityMode ),
parent,
persister,
i
);
...
best regards
Guenther D.
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14 years, 3 months
[Hibernate-JIRA] Created: (HHH-6039) jpaEntityName not set when using Hibernate mapping
by JOUFFRE Nelly (JIRA)
jpaEntityName not set when using Hibernate mapping
--------------------------------------------------
Key: HHH-6039
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-6039
Project: Hibernate Core
Issue Type: Bug
Components: metamodel, query-criteria
Affects Versions: 3.6.2
Environment: hibernate-(core, entitymanager...)-3.6.2.Final
hibernate-jpa-2.0-api-1.0.0.Final
MySQL 5.1
Spring 3.0.5.RELEASE
Reporter: JOUFFRE Nelly
Attachments: Qualifier.hbm.xml
I'm trying to run the following query
CriteriaBuilder cb = entityManager.getCriteriaBuilder();
CriteriaQuery<Qualifier> cq = cb.createQuery(Qualifier.class);
Root<Qualifier> qualifRoot = cq.from(Qualifier.class);
List<Qualifier> results = entityManager.createQuery(cq).getResultList();
The Qualifier class is mapped using Hibernate hbm.xml mapping (see attachement)
The entityManagerFactory is configured using a Spring class
<bean id="entityManagerFactory" class="org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean">
...
</bean>
This Criteria query throws the exception: org.hibernate.hql.ast.QuerySyntaxException: unexpected token: null near line 1, column 29 [select generatedAlias0 from null as generatedAlias0]
The FROM clause, which here is null, is built using the EntityType.jpaEntityName property which value comes from PersistentClass.jpaEntityName property. But this property is never set when context is loaded to build the Metamodel.
Is this property not set because the mapping is an hibernate mapping and not a JPA one ? or is it a bug ?
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14 years, 3 months
[Hibernate-JIRA] Created: (HHH-3655) Select Query Using JPA and Static Inner Class
by Caine Lai (JIRA)
Select Query Using JPA and Static Inner Class
---------------------------------------------
Key: HHH-3655
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-3655
Project: Hibernate Core
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&f=78...
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14 years, 3 months
[Hibernate-JIRA] Created: (METAGEN-73) Refactoring of the Generated annotation
by Théo Chamley (JIRA)
Refactoring of the Generated annotation
---------------------------------------
Key: METAGEN-73
URL: http://opensource.atlassian.com/projects/hibernate/browse/METAGEN-73
Project: Hibernate Metamodel Generator
Issue Type: Improvement
Affects Versions: 1.2.next
Reporter: Théo Chamley
Assignee: Hardy Ferentschik
Priority: Minor
Attachments: hibernate-jpamodelgen-refactoring-generated-annotation.diff
You will find as an attached file a patch to modify the Generated annotation of the JPA MetaModels.
The value element of the annotation is now the name of the processor.
If activated, the annotation as an element date which that indicates when the file has been generated. This element date may be a problem when you try to compare several generated files, so you can remove it with the option -AremoveDateFromGeneratedAnnotation=true.
Hope this helps,
--
Théo
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14 years, 3 months