[Hibernate-JIRA] Created: (BVAL-197) validation of a persisted map
by tho gau (JIRA)
validation of a persisted map
-----------------------------
Key: BVAL-197
URL: http://opensource.atlassian.com/projects/hibernate/browse/BVAL-197
Project: Bean Validation
Issue Type: Bug
Environment: hibernate-core 3.5.0-Beta-3
Validator 4.0.1.GA
MySQL 5.1
Reporter: tho gau
Attachments: mapValidation.zip
Hi,
I am trying to validate an entity that holds a Map<K, V> of other persisted entities (just checking wether the map holds some predefined values).
I can validate it "by hand" using validator.validate() and my map is correctly filled at validation time
However when validation framework is called by persistence callbacks, my map is always empty...
I am using Validator 4.0.1.GA and hibernate-core 3.5.0-Beta-2
I tryed to pinpoint the problem and it seems that the map is not touched in the following method of AbstractType during the merge :
{code}
public Object replace(
Object original, Object target, SessionImplementor session,
Object owner, Map copyCache, ForeignKeyDirection foreignKeyDirection) throws HibernateException {
boolean include;
if ( isAssociationType() ) {
AssociationType atype = (AssociationType) this;
include = atype.getForeignKeyDirection()==foreignKeyDirection;
}
else {
include = ForeignKeyDirection.FOREIGN_KEY_FROM_PARENT==foreignKeyDirection;
}
return include ? replace(original, target, session, owner, copyCache) : target;
}
{code}
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14 years, 1 month
[Hibernate-JIRA] Created: (HHH-2548) when "order by" a composit object, which may be null, the result list returns only when the composit objcts not null
by Yu Deng (JIRA)
when "order by" a composit object, which may be null, the result list returns only when the composit objcts not null
--------------------------------------------------------------------------------------------------------------------
Key: HHH-2548
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-2548
Project: Hibernate3
Issue Type: Bug
Affects Versions: 3.2.3
Environment: tomcat 5.5, eclipse3.2, jre1.5, postgreSQL8.1, hibernate3 and hibernate3.2
Reporter: Yu Deng
Priority: Critical
<hibernate-mapping package="com.grapevinecs.ams.domain.perbranch.inv">
<class name="InvItem">
<id name="id" column="id">
<generator class="hilo"/>
</id>
...
<many-to-one name="transferredDetails"/> <!-- FK: Points to corresponding entry for transferred inventory items -->
....
</class>
(another mapping file)
</hibernate-mapping>>
<hibernate-mapping package="com.grapevinecs.ams.domain.perbranch.inv">
<class name="InvTransferDetails" >
<id name="id" column="id">
<generator class="hilo"/>
</id>
<property name="returnedToICBC" type="com.grapevinecs.ams.dao.BooleanInteger" not-null="true"/>
...
</class>
</hibernate-mapping>
Probelm:
1) The result returns 3000 records ---- select count(*) from InvItem c where upper(c.invType) LIKE '%D%' and c.invSeries.closed = '0' and c.branch =60551 order by c.transferredDetails.returnedToICBC asc, c.stamp asc,c.invNmbr asc
2) result List return size 0 by this query --- from InvItem c where upper(c.invType) LIKE '%D%' and c.invSeries.closed = '0' and c.branch =60551 order by c.transferredDetails.returnedToICBC asc, c.stamp asc,c.invNmbr asc
1) is correct but 2) is not correct. only when transferredDetails in InvItem not null be returned. in case 2), I have no transferredDetails not null.
after I excuted the query 2), even I remove "c.transferredDetails.returnedToICBC asc", the result is still return nothing.
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14 years, 1 month
[Hibernate-JIRA] Created: (ANN-640) use property names defined in CompositeUserType as default column names
by Michael Newcomb (JIRA)
use property names defined in CompositeUserType as default column names
-----------------------------------------------------------------------
Key: ANN-640
URL: http://opensource.atlassian.com/projects/hibernate/browse/ANN-640
Project: Hibernate Annotations
Issue Type: New Feature
Affects Versions: 3.3.0.ga
Reporter: Michael Newcomb
Priority: Minor
Consider:
public class LongitudeLatitude
{
protected double longitude;
protected double latitude;
}
public class LongitudeLatitudeCompositeUserType
implements CompositeUserType
{
public String[] getPropertyNames()
{
return new String[] { "longitude", "latitude" };
}
public Type[] getPropertyTypes()
{
return new Type[] { Hibernate.DOUBLE, Hibernate.DOUBLE };
}
...
}
@Entity
public class Test
{
@Basic(optional = false)
@Type(type = "foo.bar.LongitudeLatitudeCompositeUserType")
@Columns(columns = { @Column(name = "location_longitude"), @Column(name = "location_latitude") })
protected LongitudeLatitude location;
}
Why does the developer need to specify each column?
I'd really rather let the CompositeUserType take care of that for me. Now, I have to tie the @Columns to the # of properties in my CompositeUserType AND the order in which they are defined? This seems to defeat the purpose of having a class (CompositeUserType) to tell Hibernate how to store it.
Couldn't Hibernate prepend the property name 'location' and '_' to the front of each property name in the CompositeUserType?
Perhaps (more than likely) I'm doing something wrong, but I get a failure if I do not specify the columns.
Thanks,
Michael
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14 years, 2 months
[Hibernate-JIRA] Created: (HHH-2965) When using Criteria.setResultTransformer(CriteriaSpecification.ALIAS_TO_ENTITY_MAP) method aliases need to be optional
by Ittai Zeidman (JIRA)
When using Criteria.setResultTransformer(CriteriaSpecification.ALIAS_TO_ENTITY_MAP) method aliases need to be optional
----------------------------------------------------------------------------------------------------------------------
Key: HHH-2965
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-2965
Project: Hibernate3
Issue Type: Bug
Components: core
Affects Versions: 3.2.2
Environment: 3.2.2 Oracle 10G
Reporter: Ittai Zeidman
Priority: Critical
now when using the CriteriaSpecification- ALIAS_TO_ENTITY_MAP the convertion to map is using the aliases array, if it does not find an alias for the property it is not included in the map. I think that if no alias is defined then the propertyName attribute needs to be assigned as the key for the value in the hashmap.
I came across this issue as i have many mapped entities in my system and when using projections i need to use the resultTransformer. this is critical as when using aliases it is duplicated not only to the select clause but to the where clause only which is another open bug (#HB-1331). If one bug is closed then the other can be considered as minor as i can give aliases to every property i need if it does not affect my where clause.
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14 years, 2 months
[Hibernate-JIRA] Created: (ANN-862) Having to use @ForceDiscriminator kind of breaks JPA compatibility
by Albert Kurucz (JIRA)
Having to use @ForceDiscriminator kind of breaks JPA compatibility
------------------------------------------------------------------
Key: ANN-862
URL: http://opensource.atlassian.com/projects/hibernate/browse/ANN-862
Project: Hibernate Annotations
Issue Type: Improvement
Affects Versions: 3.4.0.GA, 3.5, JPA 2.0
Environment: JPA
Reporter: Albert Kurucz
According to
http://opensource.atlassian.com/projects/hibernate/browse/ANN-36
@ForceDiscriminator was created as a quick workaround to a problem.
Yes, it solves the problem, but it creates a new problem:
the source code which previously had only JPA annotations, now need to be annotated by a Hibernate annotation,
causing that the the source code is now unable to use just any JPA provider.
Major portability issue!
Everyone who likes Open Source, hates Lock-Ins!
My proposal: change the default to a more sane force=true, so that @ForceDiscriminator will not be needed for general JPA projects.
(And create a @DisableDiscriminator Hibernate annotation, for those who like to brake their code).
If changing default behavior is risky, don't fix this on older versions, but lets change this from 3.5.0-Beta2.
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14 years, 2 months
[Hibernate-JIRA] Created: (HHH-3544) Nullability.checkNullability() throws PropertyValueException (not-null property references a null property) for a property that ForeignKeys.Nullifier.nullifyTransientReferences() just nulled
by Jeppe Cramon (JIRA)
Nullability.checkNullability() throws PropertyValueException (not-null property references a null property) for a property that ForeignKeys.Nullifier.nullifyTransientReferences() just nulled
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Key: HHH-3544
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-3544
Project: Hibernate Core
Issue Type: Bug
Components: core
Affects Versions: 3.3.1
Environment: Hibernate 3.3.1, Hibernate Annotations 3.4, Hibernate Commons-Annotation 3.3.1, Hibernate EntityManager 3.4, PostgreSQL 8.2.5, Java 5
Reporter: Jeppe Cramon
Attachments: HibernateNullabilityProblem.zip
Nullability.checkNullability throws PropertyValueException (not-null property references a null property) for a property that ForeignKeys.Nullifier.nullifyTransientReferences just nulled.
I've included an Eclipse Java project which can reproduce the problem (didn't include the jars).
The problem requires a pretty big graph to be reproduce able. The file "Domain Model.jpg" displays the Classes that take part in the problem.
The Domain Model is a simplification of the entities from our application.
In the example, ModelTest.java, there's only one active instance entity of each type (from A to H).
With the given test case, when an instance of a is passed to entityManager.persist(..), then the following exception is thrown:
javax.persistence.PersistenceException: org.hibernate.PropertyValueException: not-null property references a null or transient value: dk.hibernatetest.model.C.b
at org.hibernate.ejb.AbstractEntityManagerImpl.throwPersistenceException(AbstractEntityManagerImpl.java:614)
at org.hibernate.ejb.AbstractEntityManagerImpl.persist(AbstractEntityManagerImpl.java:226)
at dk.hibernatetest.model.ModelTest.test(ModelTest.java:49)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:585)
at org.junit.internal.runners.TestMethodRunner.executeMethodBody(TestMethodRunner.java:99)
at org.junit.internal.runners.TestMethodRunner.runUnprotected(TestMethodRunner.java:81)
at org.junit.internal.runners.BeforeAndAfterRunner.runProtected(BeforeAndAfterRunner.java:34)
at org.junit.internal.runners.TestMethodRunner.runMethod(TestMethodRunner.java:75)
at org.junit.internal.runners.TestMethodRunner.run(TestMethodRunner.java:45)
at org.junit.internal.runners.TestClassMethodsRunner.invokeTestMethod(TestClassMethodsRunner.java:66)
at org.junit.internal.runners.TestClassMethodsRunner.run(TestClassMethodsRunner.java:35)
at org.junit.internal.runners.TestClassRunner$1.runUnprotected(TestClassRunner.java:42)
at org.junit.internal.runners.BeforeAndAfterRunner.runProtected(BeforeAndAfterRunner.java:34)
at org.junit.internal.runners.TestClassRunner.run(TestClassRunner.java:52)
at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:45)
at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:460)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:673)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:386)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:196)
Caused by: org.hibernate.PropertyValueException: not-null property references a null or transient value: dk.hibernatetest.model.C.b
at org.hibernate.engine.Nullability.checkNullability(Nullability.java:95)
at org.hibernate.event.def.AbstractSaveEventListener.performSaveOrReplicate(AbstractSaveEventListener.java:313)
at org.hibernate.event.def.AbstractSaveEventListener.performSave(AbstractSaveEventListener.java:204)
at org.hibernate.event.def.AbstractSaveEventListener.saveWithGeneratedId(AbstractSaveEventListener.java:144)
at org.hibernate.ejb.event.EJB3PersistEventListener.saveWithGeneratedId(EJB3PersistEventListener.java:49)
at org.hibernate.event.def.DefaultPersistEventListener.entityIsTransient(DefaultPersistEventListener.java:154)
at org.hibernate.event.def.DefaultPersistEventListener.onPersist(DefaultPersistEventListener.java:110)
at org.hibernate.impl.SessionImpl.firePersist(SessionImpl.java:636)
at org.hibernate.impl.SessionImpl.persist(SessionImpl.java:628)
at org.hibernate.engine.EJB3CascadingAction$1.cascade(EJB3CascadingAction.java:28)
at org.hibernate.engine.Cascade.cascadeToOne(Cascade.java:291)
at org.hibernate.engine.Cascade.cascadeAssociation(Cascade.java:239)
at org.hibernate.engine.Cascade.cascadeProperty(Cascade.java:192)
at org.hibernate.engine.Cascade.cascadeCollectionElements(Cascade.java:319)
at org.hibernate.engine.Cascade.cascadeCollection(Cascade.java:265)
at org.hibernate.engine.Cascade.cascadeAssociation(Cascade.java:242)
at org.hibernate.engine.Cascade.cascadeProperty(Cascade.java:192)
at org.hibernate.engine.Cascade.cascade(Cascade.java:153)
at org.hibernate.event.def.AbstractSaveEventListener.cascadeAfterSave(AbstractSaveEventListener.java:479)
at org.hibernate.event.def.AbstractSaveEventListener.performSaveOrReplicate(AbstractSaveEventListener.java:357)
at org.hibernate.event.def.AbstractSaveEventListener.performSave(AbstractSaveEventListener.java:204)
at org.hibernate.event.def.AbstractSaveEventListener.saveWithGeneratedId(AbstractSaveEventListener.java:144)
at org.hibernate.ejb.event.EJB3PersistEventListener.saveWithGeneratedId(EJB3PersistEventListener.java:49)
at org.hibernate.event.def.DefaultPersistEventListener.entityIsTransient(DefaultPersistEventListener.java:154)
at org.hibernate.event.def.DefaultPersistEventListener.onPersist(DefaultPersistEventListener.java:110)
at org.hibernate.impl.SessionImpl.firePersist(SessionImpl.java:636)
at org.hibernate.impl.SessionImpl.persist(SessionImpl.java:628)
at org.hibernate.engine.EJB3CascadingAction$1.cascade(EJB3CascadingAction.java:28)
at org.hibernate.engine.Cascade.cascadeToOne(Cascade.java:291)
at org.hibernate.engine.Cascade.cascadeAssociation(Cascade.java:239)
at org.hibernate.engine.Cascade.cascadeProperty(Cascade.java:192)
at org.hibernate.engine.Cascade.cascade(Cascade.java:153)
at org.hibernate.event.def.AbstractSaveEventListener.cascadeBeforeSave(AbstractSaveEventListener.java:454)
at org.hibernate.event.def.AbstractSaveEventListener.performSaveOrReplicate(AbstractSaveEventListener.java:288)
at org.hibernate.event.def.AbstractSaveEventListener.performSave(AbstractSaveEventListener.java:204)
at org.hibernate.event.def.AbstractSaveEventListener.saveWithGeneratedId(AbstractSaveEventListener.java:144)
at org.hibernate.ejb.event.EJB3PersistEventListener.saveWithGeneratedId(EJB3PersistEventListener.java:49)
at org.hibernate.event.def.DefaultPersistEventListener.entityIsTransient(DefaultPersistEventListener.java:154)
at org.hibernate.event.def.DefaultPersistEventListener.onPersist(DefaultPersistEventListener.java:110)
at org.hibernate.impl.SessionImpl.firePersist(SessionImpl.java:636)
at org.hibernate.impl.SessionImpl.persist(SessionImpl.java:628)
at org.hibernate.engine.EJB3CascadingAction$1.cascade(EJB3CascadingAction.java:28)
at org.hibernate.engine.Cascade.cascadeToOne(Cascade.java:291)
at org.hibernate.engine.Cascade.cascadeAssociation(Cascade.java:239)
at org.hibernate.engine.Cascade.cascadeProperty(Cascade.java:192)
at org.hibernate.engine.Cascade.cascade(Cascade.java:153)
at org.hibernate.event.def.AbstractSaveEventListener.cascadeBeforeSave(AbstractSaveEventListener.java:454)
at org.hibernate.event.def.AbstractSaveEventListener.performSaveOrReplicate(AbstractSaveEventListener.java:288)
at org.hibernate.event.def.AbstractSaveEventListener.performSave(AbstractSaveEventListener.java:204)
at org.hibernate.event.def.AbstractSaveEventListener.saveWithGeneratedId(AbstractSaveEventListener.java:144)
at org.hibernate.ejb.event.EJB3PersistEventListener.saveWithGeneratedId(EJB3PersistEventListener.java:49)
at org.hibernate.event.def.DefaultPersistEventListener.entityIsTransient(DefaultPersistEventListener.java:154)
at org.hibernate.event.def.DefaultPersistEventListener.onPersist(DefaultPersistEventListener.java:110)
at org.hibernate.impl.SessionImpl.firePersist(SessionImpl.java:636)
at org.hibernate.impl.SessionImpl.persist(SessionImpl.java:628)
at org.hibernate.engine.EJB3CascadingAction$1.cascade(EJB3CascadingAction.java:28)
at org.hibernate.engine.Cascade.cascadeToOne(Cascade.java:291)
at org.hibernate.engine.Cascade.cascadeAssociation(Cascade.java:239)
at org.hibernate.engine.Cascade.cascadeProperty(Cascade.java:192)
at org.hibernate.engine.Cascade.cascade(Cascade.java:153)
at org.hibernate.event.def.AbstractSaveEventListener.cascadeBeforeSave(AbstractSaveEventListener.java:454)
at org.hibernate.event.def.AbstractSaveEventListener.performSaveOrReplicate(AbstractSaveEventListener.java:288)
at org.hibernate.event.def.AbstractSaveEventListener.performSave(AbstractSaveEventListener.java:204)
at org.hibernate.event.def.AbstractSaveEventListener.saveWithGeneratedId(AbstractSaveEventListener.java:144)
at org.hibernate.ejb.event.EJB3PersistEventListener.saveWithGeneratedId(EJB3PersistEventListener.java:49)
at org.hibernate.event.def.DefaultPersistEventListener.entityIsTransient(DefaultPersistEventListener.java:154)
at org.hibernate.event.def.DefaultPersistEventListener.onPersist(DefaultPersistEventListener.java:110)
at org.hibernate.impl.SessionImpl.firePersist(SessionImpl.java:636)
at org.hibernate.impl.SessionImpl.persist(SessionImpl.java:628)
at org.hibernate.engine.EJB3CascadingAction$1.cascade(EJB3CascadingAction.java:28)
at org.hibernate.engine.Cascade.cascadeToOne(Cascade.java:291)
at org.hibernate.engine.Cascade.cascadeAssociation(Cascade.java:239)
at org.hibernate.engine.Cascade.cascadeProperty(Cascade.java:192)
at org.hibernate.engine.Cascade.cascadeCollectionElements(Cascade.java:319)
at org.hibernate.engine.Cascade.cascadeCollection(Cascade.java:265)
at org.hibernate.engine.Cascade.cascadeAssociation(Cascade.java:242)
at org.hibernate.engine.Cascade.cascadeProperty(Cascade.java:192)
at org.hibernate.engine.Cascade.cascade(Cascade.java:153)
at org.hibernate.event.def.AbstractSaveEventListener.cascadeAfterSave(AbstractSaveEventListener.java:479)
at org.hibernate.event.def.AbstractSaveEventListener.performSaveOrReplicate(AbstractSaveEventListener.java:357)
at org.hibernate.event.def.AbstractSaveEventListener.performSave(AbstractSaveEventListener.java:204)
at org.hibernate.event.def.AbstractSaveEventListener.saveWithGeneratedId(AbstractSaveEventListener.java:144)
at org.hibernate.ejb.event.EJB3PersistEventListener.saveWithGeneratedId(EJB3PersistEventListener.java:49)
at org.hibernate.event.def.DefaultPersistEventListener.entityIsTransient(DefaultPersistEventListener.java:154)
at org.hibernate.event.def.DefaultPersistEventListener.onPersist(DefaultPersistEventListener.java:110)
at org.hibernate.event.def.DefaultPersistEventListener.onPersist(DefaultPersistEventListener.java:61)
at org.hibernate.impl.SessionImpl.firePersist(SessionImpl.java:645)
at org.hibernate.impl.SessionImpl.persist(SessionImpl.java:619)
at org.hibernate.impl.SessionImpl.persist(SessionImpl.java:623)
at org.hibernate.ejb.AbstractEntityManagerImpl.persist(AbstractEntityManagerImpl.java:220)
... 21 more
As noted in TestModel.java, if some of the other entities (namely c, g or h) are passed to persist(), then the problem doesn't occur.
I've tried to debug the problem and the only difference I've seen inside ForeignKeys.Nullifier.nullifyTransientReferences() is that, in the cases where an exception is thrown, then the B instance that C.b points to has the state SAVING, whereas when the exception isn't thrown, then it has state MANAGED.
When the B instance has state SAVING, then ForeignKeys.Nullifier.nullifyTransientReferences() nulls then entry in it's value array.
After that, Nullability.checkNullability(), performs a null check, which fails because ForeignKeys.Nullifier.nullifyTransientReferences() just nulled the property in the values array.
Could it be a solution to reverse the order of the ForeignKeys.Nullifier.nullifyTransientReferences() and Nullability.checkNullability() (See AbstractEventListener.performSaveOrReplicate(...))
or does ForeignKeys.Nullifier.nullifyTransientReferences() instead have to take nullability into considerations?
/Jeppe
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14 years, 2 months
[Hibernate-JIRA] Created: (HHH-3910) Add support for custom dirty checking during flush
by Ovidio Mallo (JIRA)
Add support for custom dirty checking during flush
--------------------------------------------------
Key: HHH-3910
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-3910
Project: Hibernate Core
Issue Type: Improvement
Components: core
Affects Versions: 3.3.1
Reporter: Ovidio Mallo
Currently, Hibernate supports a special dirty checking on instrumented entities
in order to improve the flush performance. IMO, this optimization can often be
rather significant. However, the drawback is that you have to use bytecode
instrumentation in order to take advantage of this performance improvement which
might not be an option in some projects.
Therefore, I wanted to propose to extend the current dirty checking during flush
in such a way that the dirtyness information can also be directly provided by
clients. Thereby, I could think of two possible approaches to do this:
1. Introduce an interface which client entities might implement in case they
have some notion of dirtyness. The interface could look something like:
public interface DirtyAwareEntity {
boolean getMightBeDirty();
void setMightBeDirty(boolean mightBeDirty);
}
Using such an interface, Hibernate could easily check whether an entity might
be dirty during flush and it could also reset the dirty flag after flush just
as is currently done for instrumented classes. So this approach would probably
be rather easy to implement and very convenient for clients since they would
only have to implement that interface on the appropriate entities and set the
dirty flag when the entity is actually modified.
2. Add some hooks on event listeners and/or on the Interceptor for querying whether
an entity is dirty and for resetting the dirty flag. E.g. one could add the
following hook method to the DefaultFlushEntityEventListener class:
protected boolean requiresDirtyCheck(FlushEntityEvent event);
By default, this method would call EntityEntry#requiresDirtyCheck(Object entity)
as is done right now.
Resetting the dirty flag could maybe be done in Interceptor#postFlush() or some
dedicated method could be provided.
BTW, I know that currently there already is the Interceptor#findDirty() method which
already allows for some custom dirty checking but the problem from a performance
point of view is that this method requires the entity's property values as parameter
which are retrieved in DefaultFlushEntityEventListener#getValues() which is the most
expensive method during flush. This drawback of the findDirty() method has often been
noticed in comments on the news groups.
I personally think it would be nice if something could be done to improve the
performance of flushing in Hibernate since from what I read on the news groups and
the like, flushing still seems to often lead to performance problems in practice,
especially in larger projects where it is often not easy to avoid flushes or to
keep the numer of entities in the session cache small. In fact, we are having quite
some trouble with that in our project and having some custom dirty checking like the
one I'm proposing here would greatly help in our project and in other projects as
well, I guess.
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14 years, 2 months
[Hibernate-JIRA] Created: (HHH-5024) MetadataContext#registerAttribute does not recognize inherited fields
by Adrian Hummel (JIRA)
MetadataContext#registerAttribute does not recognize inherited fields
---------------------------------------------------------------------
Key: HHH-5024
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-5024
Project: Hibernate Core
Issue Type: Bug
Components: entity-manager, metamodel
Affects Versions: 3.5.0-CR-2
Environment: Hibernate 3.5.0-CR-2, JPA Modelgen 1.0.0-CR-1
Reporter: Adrian Hummel
Priority: Critical
Attachments: bugreport.zip
The embeddable class {{CustomerId}} (see attached ZIP) inherits from the base class {{AbstractIdentity}} (annotated with {{@MappedSuperclass}}). The metamodel classes for these two classes are correctly generated:
{code:title=AbstractIdentity_.java|borderStyle=solid}
import javax.persistence.metamodel.SingularAttribute;
import javax.persistence.metamodel.StaticMetamodel;
@StaticMetamodel(AbstractIdentity.class)
public abstract class AbstractIdentity_ {
public static volatile SingularAttribute<AbstractIdentity, String> id;
}
{code}
and
{code:title=CustomerId_.java|borderStyle=solid}
import javax.persistence.metamodel.StaticMetamodel;
@StaticMetamodel(CustomerId.class)
public abstract class CustomerId_ extends AbstractIdentity_ {
}
{code}
When building the entity manager factory, {{MetadataContext#registerAttribute}} (line 378) tries to resolve the field {{CustomerId_.id}} using {{Class#getDeclaredField}}. This results in a {{NoSuchFieldException}} because the field is declared in the super class {{AbstractIdentity_}}.
Proposed solution: Since all field declarations in the metamodel are public, the {{Class#getField}} method should be used instead.
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14 years, 2 months
[Hibernate-JIRA] Created: (HHH-3853) one-to-one mapping doesn support Primary Key Association
by Amar Singh (JIRA)
one-to-one mapping doesn support Primary Key Association
--------------------------------------------------------
Key: HHH-3853
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-3853
Project: Hibernate Core
Issue Type: Bug
Components: envers
Environment: Hibernate - core 3.4.0-SNAPSHOT, Hibernate - envers (trunk build from today)
Reporter: Amar Singh
Attachments: one-to-one-pk.zip
one-to-one mapping with primary key association doesn't seem to be working. Eg.
Code:
<?xml version="1.0"?>
<!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<hibernate-mapping package="org.hibernate.envers.test.integration.onetoone.bidirectional" default-lazy="false">
<class name="BidirectionalRefIngPK" table="BIDIRECTIONAL_REFERENCING_ENTITY">
<id name="id" type="long" column="BIDIRECTIONAL_REFERENCING_ID" >
<generator class="foreign">
<param name="property">reference</param>
</generator>
</id>
<property name="data"/>
<property column="BIDIRECTIONAL_REFERENCING_ID" generated="never" insert="false" lazy="false" name="id" type="long" update="false"/>
<one-to-one name="reference" cascade="save-update" class="BidirectionalRefEdPK" constrained="true" />
</class>
<class name="BidirectionalRefEdPK" table="BIDIRECTIONAL_REFERENCED_ENTITY">
<id name="longId" type="long" column="BIDIRECTIONAL_REFERENCED_ID">
<generator class="native"/>
</id>
<property name="data"/>
<one-to-one name="referencing" cascade="all" class="BidirectionalRefIngPK" />
</class>
</hibernate-mapping>
When we try to load a BidirectionalRefIngPK, the underlying query invokes RelatedAuditExpression and since its not a foreign-key based one-to-one association the loading fails in method addToQuery of RelatedAuditExpression at line 52 (relatedEntity==null) with the following exception:
Code:
"This criterion can only be used on a property that is a relation to another property."
TO REPRODUCE
~~~~~~~~~~~~~
Please find a zip file attached which has four files:
- BidirectionalPrimaryAssociation.java (actual testng test case)
- BidirectionalRefEdPK.java (Entity 1)
- BidirectionalRefIngPK.java (Entity 2)
- mappings.hbm.xml
Please put the three java files in its package (org.hibernate.envers.test.integration.onetoone.bidirectional) and the mapping file in src/test/resources.
Now when you run envers tests you should see the failure.
Thanks for this great component !
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14 years, 2 months
[Hibernate-JIRA] Created: (HHH-3414) fetch profiles
by Steve Ebersole (JIRA)
fetch profiles
--------------
Key: HHH-3414
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-3414
Project: Hibernate3
Issue Type: New Feature
Components: core, metamodel
Reporter: Steve Ebersole
Assignee: Steve Ebersole
Fix For: 3.4
The concept of fetch profiles as we are discussing here is basically to allow users to dynamically affect the mapped fetching strategy for associations at runtime.
Consider the following example:
<class name="Person">
...
<set name="addresses" lazy="true" fetch="subselect" ...>
...
</set>
</class>
<class name="Address">
...
</class>
This follows the normal recommendation to map associations as lazy and use a dynamic fetching strategy (ala HQL/Criteria) to modify this lazy behavior at runtime.
The fetaure discussed here would allow the same behavior for loading as well:
<hibernate-mapping>
<fetch-profile name="person-details">
<fetch path="Person.addresses" style="join"/>
</fetch-profile>
</hibernate-mapping>
Or:
<hibernate-mapping>
<class name="Person">
...
<fetch-profile name="person-details">
<fetch path="addresses" style="join"/>
</fetch-profile>
<set name="addresses" lazy="true" fetch="subselect" ...>
...
</set>
</class>
</hibernate-mapping>
Now, doing:
session.enableFetchProfile( "person-details" ).get( Person.class, 1 )...
will load Person#1 as well as their addresses in a single joined query.
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14 years, 2 months
[Hibernate-JIRA] Created: (ANN-721) ManyToOne Persisting Cascade in Embeddable
by Endre Jeges (JIRA)
ManyToOne Persisting Cascade in Embeddable
------------------------------------------
Key: ANN-721
URL: http://opensource.atlassian.com/projects/hibernate/browse/ANN-721
Project: Hibernate Annotations
Issue Type: Bug
Affects Versions: 3.3.1.GA
Environment: Java version:
java version "1.6.0_04"
Java(TM) SE Runtime Environment (build 1.6.0_04-b12)
Java HotSpot(TM) Client VM (build 10.0-b19, mixed mode, sharing)
Oracle Version:
Oracle9i Enterprise Edition Release 9.2.0.8.0 - Production
PL/SQL Release 9.2.0.8.0 - Production
"CORE 9.2.0.8.0 Production"
TNS for Linux: Version 9.2.0.8.0 - Production
NLSRTL Version 9.2.0.8.0 - Production
hibernate: 3.2.6.ga
hibernate-annotations: 3.3.1.ga
hibernate-commons-annotations: 3.3.0.ga
hibernate-entitymanager: 3.3.1.ga
Reporter: Endre Jeges
Attachments: pairTest.zip
Hello,
I have found something that is a bit strange. For @ManyToOne association properties in an @Embeddable class the cascade PERSIST, SAVE-UPDATE option is not working well (not sure for the other cascade types), if the entities associated with ManyToOne are transient. I have created a unit test to check it and I have it attached to this issue. It is a maven2 project, and needs Oracle to run it. If I save the associated entites, then everything works fine, also the data structure is created well.
I have checked the forums and found similar problems, maybe they can help more then my post:
http://forum.hibernate.org/viewtopic.php?t=965238
http://forum.hibernate.org/viewtopic.php?t=976534
http://forum.hibernate.org/viewtopic.php?t=978112
http://forum.hibernate.org/viewtopic.php?t=978138
http://forum.hibernate.org/viewtopic.php?t=983766
http://forum.hibernate.org/viewtopic.php?t=983780
http://forum.hibernate.org/viewtopic.php?t=983868
Details:
@Entity
class CodedPairHolder {
@Id
private Long id;
@Column(name = "CODE", nullable = false, unique = true, updatable = false, length = 256)
private String code;
@CollectionOfElements
@JoinTable(name = "CODED_PAIR_HOLDER_PAIR_SET", joinColumns = @JoinColumn(name = "CODED_PAIR_HOLDER_ID"))
private final Set<PersonPair> pairs = new HashSet<PersonPair>(0);
........ constructors getters equals hashCode
}
@Embeddable
class PersonPair {
@ManyToOne(optional = false, fetch = FetchType.LAZY, cascade = { CascadeType.PERSIST, CascadeType.MERGE, CascadeType.REFRESH })
@Cascade( { org.hibernate.annotations.CascadeType.PERSIST, org.hibernate.annotations.CascadeType.MERGE, org.hibernate.annotations.CascadeType.REFRESH,
org.hibernate.annotations.CascadeType.SAVE_UPDATE, org.hibernate.annotations.CascadeType.REPLICATE, org.hibernate.annotations.CascadeType.EVICT })
@JoinColumn(name = "LEFT_PERSON_ID", nullable = false, updatable = false)
private Person left;
@ManyToOne(optional = false, fetch = FetchType.LAZY, cascade = { CascadeType.PERSIST, CascadeType.MERGE, CascadeType.REFRESH })
@Cascade( { org.hibernate.annotations.CascadeType.PERSIST, org.hibernate.annotations.CascadeType.MERGE, org.hibernate.annotations.CascadeType.REFRESH,
org.hibernate.annotations.CascadeType.SAVE_UPDATE, org.hibernate.annotations.CascadeType.REPLICATE, org.hibernate.annotations.CascadeType.EVICT })
@JoinColumn(name = "RIGHT_PERSON_ID", nullable = false, updatable = false)
private Person right;
........ constructors getters equals hashCode
}
@Entity
class Person {
@Id
private Long id;
@Column(name = "NAME", nullable = false, unique = true, updatable = false, length = 256)
private String name;
........ constructors getters equals hashCode
}
The error message is:
org.hibernate.TransientObjectException: object references an unsaved transient instance - save the transient instance before flushing: Person
Regards,
jeges
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14 years, 2 months
[Hibernate-JIRA] Created: (HHH-2738) Eager fetch support for StatelessSession
by Christian Bauer (JIRA)
Eager fetch support for StatelessSession
----------------------------------------
Key: HHH-2738
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-2738
Project: Hibernate3
Issue Type: Task
Components: core
Reporter: Christian Bauer
class Node {
@ManyToOne(fetch = FetchType.EAGER)
@JoinColumn(name = "PARENT_NODE_ID", nullable = true)
protected Node parent;
}
StatelessSession ss = getStatelessSession();
Node node = (Node) ss.get(Node.class, nodeId);
[testng] org.hibernate.AssertionFailure: possible non-threadsafe access to the session
[testng] at org.hibernate.engine.TwoPhaseLoad.initializeEntity(TwoPhaseLoad.java:100)
[testng] at org.hibernate.loader.Loader.initializeEntitiesAndCollections(Loader.java:854)
[testng] at org.hibernate.loader.Loader.doQuery(Loader.java:729)
[testng] at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:236)
[testng] at org.hibernate.loader.Loader.loadEntity(Loader.java:1860)
[testng] at org.hibernate.loader.entity.AbstractEntityLoader.load(AbstractEntityLoader.java:48)
[testng] at org.hibernate.loader.entity.AbstractEntityLoader.load(AbstractEntityLoader.java:42)
[testng] at org.hibernate.persister.entity.AbstractEntityPersister.load(AbstractEntityPersister.java:3042)
[testng] at org.hibernate.impl.StatelessSessionImpl.get(StatelessSessionImpl.java:158)
[testng] at org.hibernate.impl.StatelessSessionImpl.get(StatelessSessionImpl.java:153)
[testng] at org.hibernate.impl.StatelessSessionImpl.get(StatelessSessionImpl.java:145)
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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-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: (HHH-2052) org.hibernate.pretty.MessageHelper.collectionInfoString tries to cast wrong object to String, causes ClassCastException
by Tree 'Huggy Bear' Hugger (JIRA)
org.hibernate.pretty.MessageHelper.collectionInfoString tries to cast wrong object to String, causes ClassCastException
-----------------------------------------------------------------------------------------------------------------------
Key: HHH-2052
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-2052
Project: Hibernate3
Type: Bug
Reporter: Tree 'Huggy Bear' Hugger
Attachments: bugtest.zip
Debug level logging attempted by MessageHelper falls over when constructing a loggable string for a mapped collection on the main entity.
Following the code in the stacktrace, I can see that MessageHelper expects the parent key for the collection relationship to be the primary key, but it is mapped to another field of a different type via a property-ref. Hence the ClassCastException below.
The work around is to set logging to INFO or higher.
I have also attached a pared-down zip with the maven 2 project containing the mappings and the unit test which fails.
The following JIRA issue may be the same thing:
http://opensource.atlassian.com/projects/hibernate/browse/ANN-298
The following messages on the Hib forum demonstrate other interest in this issue:
http://forum.hibernate.org/viewtopic.php?t=949913
http://forum.hibernate.org/viewtopic.php?t=956778
http://forum.hibernate.org/viewtopic.php?t=962471
java.lang.ClassCastException: com.nomadsoft.cortex.domain.country.basic.BasicCountry
at org.hibernate.type.StringType.toString(StringType.java:44)
at org.hibernate.type.NullableType.toLoggableString(NullableType.java:168)
at org.hibernate.pretty.MessageHelper.collectionInfoString(MessageHelper.java:284)
at org.hibernate.loader.Loader.readCollectionElement(Loader.java:972)
at org.hibernate.loader.Loader.readCollectionElements(Loader.java:635)
at org.hibernate.loader.Loader.getRowFromResultSet(Loader.java:580)
at org.hibernate.loader.Loader.doQuery(Loader.java:689)
at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:224)
at org.hibernate.loader.Loader.loadEntity(Loader.java:1785)
at org.hibernate.loader.entity.AbstractEntityLoader.load(AbstractEntityLoader.java:47)
at org.hibernate.loader.entity.AbstractEntityLoader.load(AbstractEntityLoader.java:41)
at org.hibernate.persister.entity.AbstractEntityPersister.load(AbstractEntityPersister.java:2730)
at org.hibernate.event.def.DefaultLoadEventListener.loadFromDatasource(DefaultLoadEventListener.java:365)
at org.hibernate.event.def.DefaultLoadEventListener.doLoad(DefaultLoadEventListener.java:346)
at org.hibernate.event.def.DefaultLoadEventListener.load(DefaultLoadEventListener.java:123)
at org.hibernate.event.def.DefaultLoadEventListener.proxyOrLoad(DefaultLoadEventListener.java:177)
at org.hibernate.event.def.DefaultLoadEventListener.onLoad(DefaultLoadEventListener.java:87)
at org.hibernate.impl.SessionImpl.fireLoad(SessionImpl.java:862)
at org.hibernate.impl.SessionImpl.get(SessionImpl.java:799)
at org.hibernate.impl.SessionImpl.get(SessionImpl.java:792)
at org.springframework.orm.hibernate3.HibernateTemplate$1.doInHibernate(HibernateTemplate.java:452)
at org.springframework.orm.hibernate3.HibernateTemplate.execute(HibernateTemplate.java:366)
at org.springframework.orm.hibernate3.HibernateTemplate.get(HibernateTemplate.java:446)
at org.springframework.orm.hibernate3.HibernateTemplate.get(HibernateTemplate.java:440)
at com.nomadsoft.cortex.infrastructure.hibernate.HibernateCountryRepository.getById(HibernateCountryRepository.java:26)
at com.nomadsoft.cortex.domain.country.basic.BasicCountryService.getCountry(BasicCountryService.java:34)
etc etc
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14 years, 3 months
[Hibernate-JIRA] Created: (HHH-4550) query cache: Attention with configuring Update Timestamps Cache region: expired entries cause wrong result sets!
by Guenther Demetz (JIRA)
query cache: Attention with configuring Update Timestamps Cache region: expired entries cause wrong result sets!
----------------------------------------------------------------------------------------------------------------
Key: HHH-4550
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-4550
Project: Hibernate Core
Issue Type: Improvement
Components: caching (L2)
Affects Versions: 3.3.2
Environment: 3.3.2 GA
Reporter: Guenther Demetz
Priority: Trivial
Attachments: TestCaseQuryCache.jar
When using hibernate's query cache (hibernate.cache.use_query_cache),
then it's of fundamental importance to configure the Update Timestamps cache region in
a way that his entries survive longer than the cached result sets in the Query cache region.
Otherwise queries could return wrong (obsolete) result sets (See attached testcase).
This is because the current UpdateTimestampsCache#isUpToDate implementation considers a result-set also as up-to-date,
if there are no update-timestamps cached for the interested spaces (tables) at all.
It if therefore important to notice that:
1- The Update-Timestamps-Cache-Region elements max-size should be configured higher than the number of tables you have
on the db-schema, in manner that he can remember/hold the last update-timestamp for each table.
2- If you use any other eviction policy in the Update-Timestamps-Cache-Region, then you must assure
that cached result sets in the Query-cache-region are evicted before relevant update-timestamps are going to be evicted.
This fact should be clearly documented somewhere.
Thanks
G.D.
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14 years, 3 months
[Hibernate-JIRA] Created: (HHH-3892) Improve support for mapping SQL LONGVARCHAR and CLOB to Java String, SQL LONGVARBINARY and BLOB to Java byte[]
by Gail Badner (JIRA)
Improve support for mapping SQL LONGVARCHAR and CLOB to Java String, SQL LONGVARBINARY and BLOB to Java byte[]
---------------------------------------------------------------------------------------------------------------
Key: HHH-3892
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-3892
Project: Hibernate Core
Issue Type: Improvement
Components: core
Reporter: Gail Badner
Assignee: Gail Badner
Fix For: 3.2.x, 3.3.x, 3.5
Property types will be provided to enable an application to process data for a java.sql.Types.LONGVARCHAR or java.sql.Types.CLOB column as a Java String. Hibernate will internally process the data as a streams. On a read, stream data will immediately be materialized into a Java string.
text - property type to map java.sql.Types.LONGVARCHAR column data as a Java String (via org.hibernate.type.TextType);
(NOTE: currently, org.hibernate.type.TextType incorrectly maps "text" to java.sql.Types.CLOB; this will be fixed by this issue and updated in database dialects)
materialized_clob - property type to map java.sql.Types.CLOB column data as a Java String (via org.hibernate.type.MaterializedClobType);
In addition, new property types will be provided to enable an application to process data for a java.sql.Types.LONGVARBINARY or java.sql.Types.BLOB column as Java byte[]. Hibernate will internally process the data as a streams. On a read, stream data will immediately be materialized into a Java byte[].
image - property type to map java.sql.Types.LONGVARBINARY column data as byte[] (via org.hibernate.type.ImageType);
materialized_blob - property type to map java.sql.Types.BLOB column data as byte[] (via org.hibernate.type.MaterializedBlobType);
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14 years, 3 months
[Hibernate-JIRA] Created: (HHH-4555) Support use of Envers with Auto-commit mode.
by Kevin Schmidt (JIRA)
Support use of Envers with Auto-commit mode.
--------------------------------------------
Key: HHH-4555
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-4555
Project: Hibernate Core
Issue Type: New Feature
Components: envers
Affects Versions: 3.5.0-Beta-2
Environment: Hibernate 3.5.0-Beta-2
Reporter: Kevin Schmidt
Currently Envers is designed so that it synchronizes with the currently running transaction in order to know when to commit the inserts into the Audit Tables. This is an effective strategy for ensuring that the audit information is only saved to the database if the Transactional Unit of Work which caused the audit data to be created is committed.
This design creates a limitation on Envers such that it cannot persist audit information unless there is an active transaction. This effectively disables auditing for anyone modifying data using Hibernate outside of a Hibernate Transaction. Specifically, if you are using Autocommit = True and manually flushing the Hibernate Session then you cannot have any of your data audited using Envers.
I am not that well versed with the design of Envers but was hoping this situation could be detected and avoided. Maybe the audit information could be synchronized on the flush event rather than when a transaction is committed to the database.
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14 years, 3 months
[Hibernate-JIRA] Created: (HHH-3383) QueryKey is storing references to entities instead of identifiers
by Manuel Dominguez Sarmiento (JIRA)
QueryKey is storing references to entities instead of identifiers
-----------------------------------------------------------------
Key: HHH-3383
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-3383
Project: Hibernate3
Issue Type: Improvement
Components: caching (L2)
Affects Versions: 3.3.0.CR1
Environment: ehcache 1.5.0b2
Reporter: Manuel Dominguez Sarmiento
Context: query caching
Hibernate is storing full entity references when building QueryKeys and the query has restrictions which reference entities. This happens either with Criteria or HQL queries.
Although this is not incorrect, when the referenced entities reference in turn "heavy" object graphs, this causes a very significant memory usage increase, since references to detached entities will remain in the cache. This is even more evident when using disk persistence with ehcache, since the full object graphs are serialized to disk.
This could be easily improved (correct me if I'm wrong) by storing ONLY entity identifiers in the QueryKey instead of full entities, since all the query really needs is the identifier property. The memory usage would decrease dramatically.
So far the workaround we've found is explicitly using restrictions that reference identifiers instead of properties in HQL queries, however this is not particularly elegant, and still leaves open the issue with Criteria queries. The same cannot be done without criteria.createCriteria() which generates an unnecessary join in most cases.
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14 years, 3 months
[Hibernate-JIRA] Created: (HHH-5275) Criteria.setLockMode does not work correctly
by Björn Moritz (JIRA)
Criteria.setLockMode does not work correctly
--------------------------------------------
Key: HHH-5275
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-5275
Project: Hibernate Core
Issue Type: Bug
Components: core
Affects Versions: 3.5.2
Environment: Hibernate 3.5.2, Oracle 10 (using org.hibernate.dialect.Oracle10gDialect
Reporter: Björn Moritz
Priority: Minor
Attachments: TestCase.zip
The LockMode set via Criteria.setLockMode does not generate a ' for update' SQL statement. In the org.hibernate.dialect.Dialect class only the LockOptions are used for determining a possible addition to the SQL statement if using pessimistic locking. This behaviour is different from Hibernate 3.1.3.
In the supplied TestCase two threads are reading the same database record; one of those threads should use pessimistic locking thereby blocking the other thread. But both threads can read the database record causing the test to fail.
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14 years, 3 months
[Hibernate-JIRA] Created: (HHH-2763) (lazy) m:n relation + EventListener = AssertionFailure: collection [n-side] was not processed by flush()
by S.Schnabl (JIRA)
(lazy) m:n relation + EventListener = AssertionFailure: collection [n-side] was not processed by flush()
--------------------------------------------------------------------------------------------------------
Key: HHH-2763
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-2763
Project: Hibernate3
Issue Type: Bug
Components: core
Affects Versions: 3.2.5, 3.2.4.sp1
Environment: Windows-XP, Jboss 4.2.1GA, Hibernate 3.2.4SP1, EJB3
Reporter: S.Schnabl
Priority: Critical
Attachments: Testcase.zip
For more details see the attached testcase. I'm sorry, but in the short of time i only got a testcase for jboss-server 4.2. Please deploy the server.ear from /release-directory and then call the /src/client/TestCaseClient.java.
[Summarized]
It seems, that touching a lazy (Persistent-)Collection of at least a m:n relation inside a Hibernate event-listener always raises this error:
org.hibernate.AssertionFailure: collection [n-side] was not processed by flush()
[Explanation]
I have two entities A. and B. Both having a m:n relation between each other. Furthermore there is an PostUpdateListener, which iterates onUpdate of entitiy through all properties of updated entity.
[Testcase]
Both entities are linked with eachother (m:n). If i now do a simple update of a property of entity A --> MyPostUpdateListener will be called, which iterates through every property of the updated entity. In case of this property was a collection (= lazy PersistentCollection of m:n relation), hibernate initializes the collection for further work. I can now run through all objects of the collection, but after all work is done in listener, I get the following exception from postFlush:
Caused by: org.hibernate.AssertionFailure: collection [com.qualitype.testcase.server.ejb.entity.EntityB.entitiesOfA] was not processed by flush()
at org.hibernate.engine.CollectionEntry.postFlush(CollectionEntry.java:205)
at org.hibernate.event.def.AbstractFlushingEventListener.postFlush(AbstractFlushingEventListener.java:333)
at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:28)
at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:1000)
at org.hibernate.impl.SessionImpl.managedFlush(SessionImpl.java:338)
at org.hibernate.ejb.AbstractEntityManagerImpl$1.beforeCompletion(AbstractEntityManagerImpl.java:515)
... 29 more
Attention: EntityB.entitiesOfA is the other-side collection of the m:n relation of the updated EntityA.
We are using hibernate-event listener system for auditing-purposes, so you should understand that touching every (element in the) collection is necessary for audit-purposes.
Seems for me like a serious bug. Need this fixed asap ...
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14 years, 3 months
[Hibernate-JIRA] Created: (HHH-5257) @JoinTable results in redundant join in the generated SQL
by Sharath Reddy (JIRA)
@JoinTable results in redundant join in the generated SQL
---------------------------------------------------------
Key: HHH-5257
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-5257
Project: Hibernate Core
Issue Type: Bug
Components: core
Affects Versions: 3.5.2
Reporter: Sharath Reddy
Priority: Minor
Fix For: 3.6
Attachments: testcase.zip
An Account can have several Clients:
@Entity
@Table(name = "CLIENT")
public class Client implements Serializable {
private String street;
private String code;
private String city;
@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
private int id;
@ManyToOne
@JoinTable(name = "CLIENT_ACCOUNT",
joinColumns = {@JoinColumn(name = "FK_CLIENT", referencedColumnName = "ID")},
inverseJoinColumns = {@JoinColumn(name = "FK_ACCOUNT", referencedColumnName = "ID")})
private Account account;
.....
}
@Entity
@Table(name = "ACCOUNT")
public class Account implements Serializable {
@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
private int id;
private String number;
private double balance;
@OneToMany (fetch = FetchType.EAGER, mappedBy="account")
private Set<Client> holders;
...
}
When we load the Account entity:
Account a1 = (Account) session.load(Account.class, accountId);
We see that there is a redundant join at the end - from the CLIENT table to the CLIENT_ACCOUNT table:
select
account0_.id as id2_1_,
account0_.balance as balance2_1_,
account0_.number as number2_1_,
holders1_.FK_ACCOUNT as FK1_2_3_,
client2_.id as FK2_3_,
client2_.id as id0_0_,
client2_.city as city0_0_,
client2_.code as code0_0_,
client2_.street as street0_0_,
client2_1_.FK_ACCOUNT as FK1_1_0_
from
ACCOUNT account0_
left outer join
CLIENT_ACCOUNT holders1_
on account0_.id=holders1_.FK_ACCOUNT
left outer join
CLIENT client2_
on holders1_.FK_CLIENT=client2_.id
left outer join
CLIENT_ACCOUNT client2_1_
on client2_.id=client2_1_.FK_CLIENT
where
account0_.id=?
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14 years, 3 months
[Hibernate-JIRA] Created: (HHH-2511) generated="insert/always" ignored for property in composite-element?
by James Garrison (JIRA)
generated="insert/always" ignored for property in composite-element?
--------------------------------------------------------------------
Key: HHH-2511
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-2511
Project: Hibernate3
Type: Bug
Components: core
Versions: 3.2.2
Environment: Hibernate 3.2.2, Windows XP SP2, Oracle 9i
Reporter: James Garrison
Priority: Minor
I have a composite-element (in an idbag) that has a db-generated timestamp
property. I have defined the property with update="false" insert="false" generated="insert",
but Hibernate is trying to insert a null value when saving a transient object.
See below, the "createTs" property (column=CREATE_TS) in the "comments"
composite-element.
DDL:
create table CR_COMMENT
(
COMMENT_ID integer not null,
REQ_ID integer not null,
CREATE_TS timestamp default sysdate not null,
SECTION_ID char(1) not null,
USER_ID varchar2(20) not null,
TEXT varchar2(4000) not null,
primary key(COMMENT_ID),
foreign key(REQ_ID) references CR_REQUEST (REQ_ID) on delete cascade
);
Mapping:
<?xml version="1.0"?>
<!DOCTYPE hibernate-mapping PUBLIC
"-//Hibernate/Hibernate Mapping DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<hibernate-mapping package="com.wholefoods.ittoolkit.ws.ccf">
<class name="Request" table="CR_REQUEST">
<id name="reqId" column="REQ_ID" type="long">
<generator class="sequence">
<param name="sequence">CR_REQUEST_ID</param>
</generator>
</id>
[snip]
<idbag name="comments" table="CR_COMMENT">
<collection-id type="long" column="COMMENT_ID">
<generator class="sequence">
<param name="sequence">CR_COMMENT_ID</param>
</generator>
</collection-id>
<key column="REQ_ID" />
<composite-element class="Comment">
<property name="createTs" column="CREATE_TS"
type="calendar"
access="field"
update="false"
insert="false"
generated="insert" />
<property name="sectionId" column="SECTION_ID" />
<property name="userId" column="USER_ID" />
<property name="text" column="TEXT"/>
</composite-element>
</idbag>
</class>
</hibernate-mapping>
Log Output:
Hibernate:
/* insert collection
row com.wholefoods.ittoolkit.ws.ccf.Request.comments */ insert
into
ITTOOLKIT.CR_COMMENT
(REQ_ID, COMMENT_ID, CREATE_TS, SECTION_ID, USER_ID, TEXT)
values
(?, ?, ?, ?, ?, ?)
10:15:01,659 DEBUG org.hibernate.jdbc.AbstractBatcher:476 - preparing statement
10:15:01,675 DEBUG org.hibernate.type.LongType:133 - binding '47' to parameter: 1
10:15:01,675 DEBUG org.hibernate.type.LongType:133 - binding '7' to parameter: 2
10:15:01,675 DEBUG org.hibernate.type.CalendarType:126 - binding null to parameter: 3
10:15:01,675 DEBUG org.hibernate.type.StringType:133 - binding 'A' to parameter: 4
10:15:01,690 DEBUG org.hibernate.type.StringType:133 - binding 'garrisoj' to parameter: 5
10:15:01,690 DEBUG org.hibernate.type.StringType:133 - binding 'This is a test comment' to parameter: 6
10:15:01,690 DEBUG org.hibernate.persister.collection.AbstractCollectionPersister:1172 - done inserting collection: 1 rows inserted
10:15:01,690 DEBUG org.hibernate.jdbc.AbstractBatcher:44 - Executing batch size: 1
10:15:01,737 DEBUG org.hibernate.jdbc.AbstractBatcher:366 - about to close PreparedStatement (open PreparedStatements: 1, globally: 1)
10:15:01,737 DEBUG org.hibernate.jdbc.AbstractBatcher:525 - closing statement
10:15:01,768 DEBUG org.hibernate.util.JDBCExceptionReporter:69 - Could not execute JDBC batch update
[/* insert collection row com.wholefoods.ittoolkit.ws.ccf.Request.comments */
insert into ITTOOLKIT.CR_COMMENT (REQ_ID, COMMENT_ID, CREATE_TS, SECTION_ID, USER_ID, TEXT)
values (?, ?, ?, ?, ?, ?)]
java.sql.BatchUpdateException: ORA-01400: cannot insert NULL into ("ITTOOLKIT"."CR_COMMENT"."CREATE_TS")
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14 years, 3 months
[Hibernate-JIRA] Created: (HHH-2455) "Could not close a JDBC result set" output very often
by Dirk Feufel (JIRA)
"Could not close a JDBC result set" output very often
-----------------------------------------------------
Key: HHH-2455
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-2455
Project: Hibernate3
Type: Bug
Components: core
Versions: 3.2.2
Reporter: Dirk Feufel
Priority: Minor
If you call this type of code (like the DbTimestampType class does), the AbstractBatcher outputs a warning "Could not close a JDBC result set".
The problem should be that closing the prepared statement internally also closes the associated result sets and the AbstractBatcher still has a reference to this result set.
One possible solution might be to provide an additional method
public void closeStatement(PreparedStatement ps, ResultSet rs);
(as already present for closeQueryStatement) in the AbstractBatcher allowing to close both in the right order.
PreparedStatement ps = null;
try {
ps = session.getBatcher().prepareStatement( timestampSelectString );
ResultSet rs = session.getBatcher().getResultSet( ps );
....
} finally {
if ( ps != null ) {
session.getBatcher().closeStatement( ps );
}
}
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14 years, 3 months
[Hibernate-JIRA] Created: (HCANN-9) Unable to reference JPA entity beans in a different package
by Krashan Brahmanjara (JIRA)
Unable to reference JPA entity beans in a different package
-----------------------------------------------------------
Key: HCANN-9
URL: http://opensource.atlassian.com/projects/hibernate/browse/HCANN-9
Project: Hibernate Commons Annotations
Issue Type: Bug
Environment: Hibernate Annotations 3.4.0.GA in Jboss 5.1.0.GA
Reporter: Krashan Brahmanjara
Problem described in
https://forum.hibernate.org/viewtopic.php?f=1&t=998404
Example
Two classes test.jpa.db1.Card ant test.jpa.db2.Cards are in different packages in the same jar and @ManyToOne fails if deployed on Jboss server
... but it work if these clases are together in the same package.
... it not fails on Weblogic with OpenJpa
Stack trace
09:53:37,609 ERROR [AbstractKernelController] Error installing to Start: name=persistence.unit:unitName=test-services-ear
.ear/test-services-ejb-3.0.alfa-SNAPSHOT.jar#test-services-jpa state=Create
org.hibernate.AnnotationException: @OneToOne or @ManyToOne on test.jpa.db1.Card.podm references an unknown ent
ity: test.jpa.db2.Cards
at org.hibernate.cfg.ToOneFkSecondPass.doSecondPass(ToOneFkSecondPass.java:81)
at org.hibernate.cfg.AnnotationConfiguration.processEndOfQueue(AnnotationConfiguration.java:456)
at org.hibernate.cfg.AnnotationConfiguration.processFkSecondPassInOrder(AnnotationConfiguration.java:438)
at org.hibernate.cfg.AnnotationConfiguration.secondPassCompile(AnnotationConfiguration.java:309)
at org.hibernate.cfg.Configuration.buildMappings(Configuration.java:1148)
at org.hibernate.ejb.Ejb3Configuration.buildMappings(Ejb3Configuration.java:1226)
at org.hibernate.ejb.EventListenerConfigurator.configure(EventListenerConfigurator.java:173)
at org.hibernate.ejb.Ejb3Configuration.configure(Ejb3Configuration.java:854)
at org.hibernate.ejb.Ejb3Configuration.configure(Ejb3Configuration.java:425)
at org.hibernate.ejb.HibernatePersistence.createContainerEntityManagerFactory(HibernatePersistence.java:131)
at org.jbtest.jpa.deployment.PersistenceUnitDeployment.start(PersistenceUnitDeployment.java:301)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.jbtest.reflect.plugins.introspection.ReflectionUtils.invoke(ReflectionUtils.java:59)
at org.jbtest.reflect.plugins.introspection.ReflectMethodInfoImpl.invoke(ReflectMethodInfoImpl.java:150)
Tested workarounds, both doesn't work:
- adding an orm.xml file with entries like:
<entity>test.jpa.db1.Card</entity>
<entity>test.jpa.db2.Cards</entity>
- adding an hibernate extensions to class definition like:
@Entity
@org.hibernate.annotations.Entity
@Table(name = "card")
public class Card implements Serializable {
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14 years, 4 months