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Hi,
After migrating from Jboss 4.2.3GA to
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I have an EJB defined as follows:
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Christian, welcome to the
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on lin
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I see
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> @Depends(“EJ
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Most likely the fix
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Set the dLQMaxResent ac
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I want to set t
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I was wondering how you can turn of EJB 3 invocat
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Do you have
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I
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Hi,
I have few questions on EJB3.0 with JBOSS Application server.
We use EJB3.0 with JBOSS in our application.
Here we have a requirement to use third party APIs for one of the business
logic module.
Queries:
(a)Can we start this third party API as a separate service from EJB?
I would like
In older release of EJB3.0 I used @RemoteBinding(factory="IORFactory"). How can
I get the same effect with latest release of EJB3.0?
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Hi,
I tried to compile the stateless calculator bean from ejb3 tutorial,
but I got no clue how to compile/deploy and run the example.
Can anyone shed some lights on me please?
here is the directory I am at:
:stateless # pwd
/usr/java-source/ejb3-tutorial/source/stateless
# mvn compile
[INFO] Sc
I hope this is the right forum to ask this question, as it is JPA-related.
In my application which is packaged as a WAR I want to access a web service.
The web service interface uses classes that are all from a single jar which
also defines a persistence unit (META-INF/persistence.xml).
On depl
By default it seems the jndi name of a bean is based on the ear in which it is
contained. An EJB named MyBean my-app.ear will have the name
"my-app/MyBean/local".
How can I change that behavior declaratively? I want the jndi name to be
"something-else/MyBean/local". It has to be declarative rat
Hi,
Anyone knows how to override the existing method in EJB?
For example:
I have defined internal method "myCal". This internal method will be
calling by a few other standard method which is defined by me.
User will call my standard method when they use my application. B
Hi folks,
I'm writing a medium-scale application for one of our customers, using JBoss
5.02, JSF, tomahawk and EJB3 with a MySQL database. I need to do a file import
- one big file - through the web interface (JSF file upload) and handle the
file contents in EJB stateless sessions. The problem
Hi,
Our application uses a number of data sources. In all examples we have found
data source injection in an EJB is done with the @Resource annotation and the
'mappedName' attribute, e.g.:
| @Resource(mappedName="java:jdbc/fndbas_en-US")
| private DataSource dsEn;
|
But the problem is t
I am current using a timer service to "wake up" and iterate over a collection
of stored queries. I am considering associating one timer and one query so that
each query can have a different refresh time. I hate to ask a quesiton like
this, but are timers defined to be fine grained. All the examp
Hi all !
I have an EJB 3 Entity bean which issues some queries. The Queries include some
Date field in the WHERE clause
SELECT OBJECT(a) FROM TaskList AS a WHERE a.taskEndDate ='2004-09-01'
Unfortunately Hibernate seems doesn't like it at allit issues a
org.hibernate.exception.DataExceptio
I have one large project that consists of few EJB 2.x modules each of them
containing some Session and Entity beans.
What I want to do is to migrate all Session beans to use EJB 3 annotations but
still use the EJB2.x entity beans and moving them slowly to JPA.
Is this possible with JBoss and if
ejb3 timers are persisted. Is there a user interface that jboss provides to
allow us to remove old ones?
i see deleteTimer(..) of "persistencePolicy=database,service=EJBTimerService"
but i dont think we can use it because when you do you get "Failed to find
PropertyEditor for type: org.jboss.ej
I have a entity bean like this:
PlayScoreBean
| public class PlayScoreBean implements java.io.Serializable{
| ...
| private Integer rawScore;
| public Integer getRawScore() {
| return rawScore;
| }
|
| public void setRawScore(Integer rawScore) {
I know the more accepted pattern is to not have logic into the entity. However
I am performing the migration of an application from EJB2 to EJB3 where there
is logic into the entities.
In my old entity bean (not session bean), I have code that call
getCallerPrincipal from the EntityContext. I h
Hi,
JBOSS 5.0.0.GA
I'm trying to inject my sessionBean "VatCounter" into my another session bean
"ComplexCounter"
@Stateless
| class ComplexCounter implemenst ComplexCounterLocal {
|
| @EJB
| private VatCounterLocal vatCounter;
|
| ...
|
| }
all works when "VatC
How can i start a ejb timer in jboss when the ejbs deploy? In the past i made a
servlet that called an ejb session method when it starts up -- pretty getto. Is
there a jboss specific solution? (I am using jboss 4.2.3)
Thanks
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How to deploy EAR and WAR in JBOSS? Is there any documentation available for
the same?
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Hi,
for injecting my sessionBean "groupHandler" from my jsf-managedBeans I use:
| @EJB(mappedName="GroupHandler/remote")
| private GroupHandlerRemote groupHandler;
(with this code in GroupHandler:
public static final String RemoteJNDIName = GroupHandler.class.getSimpleName()
+ "/remote";)
jboss implements a timerservice : org.jboss.monitor.services.TimerService
we can define this mbean in jboss-service.xml and set its properties such as
NotificationType, NotificationMessage, TimerPeriod. This mbean will be loaded
from the xml file and start sending heartbeat msg.
I want to know
Hi,
I have a need to access some outside web services through jboss, and I am
behind a firewall, so my jboss has to access that web service through https
proxy.
I knew in general how to set system properties such as https.proxyHost,
proxyPort and nonProxyHosts etc. But this way, the setting wi
I want to customize the default timeout behavior of the JBoss Transaction
Manager in my EJB3 app (not the timeout value - but the actual behavior that
occurs when the tx times out).
The default is to abort transactions but let the threads active in that
transaction continue to run. See my JBoss
Hi,
How does JBoss4.2.2.GA handle EJB3 @Local and @Remote interfaces. If i define
all the interfaces to be remote, but they exist in the same JVM, does JBoss
treat them as local ?
Is there any performance gain if i change from @Remote to @Local ?
Thanks in advance
Farhan !
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I have an entity with a sequence generator.
In my session bean I have a method with this code
| em.persist(myEntity);
| em.flush();
| return myEntity;
|
after I get the object back. I try
| myobj.getId()
|
but I always get 0 even though the record is inserted in the database an
Hello, everyone.
i'm trying to call an oracle query-function from ejb3.
The oracle function:
create or replace FUNCTION getSecThreadCount(secId in NUMBER,avai in NUMBER)
RETURN SYS_REFCURSOR is cur SYS_REFCURSOR;
m_sql VARCHAR2(250);
BEGIN
m_sql:='select count(thrId)
Hi All,
I wonder, if I might configure the number of database connections that might be
used by EJB3?
I configured in my *-ds.xml min and max-pool-size, but if I have a look to my
database (mysql) I can only see one connection.
I think, that my application might be a little more performant, wi
Hi,
I have got an Enterprise project with an EJB3, I am starting a Thread in a
@Stateless bean but when I try to use my EJB3 EntityManager I get below
exception.
How can I access from inside the Thread to my EntityManager?
:01:35,812 ERROR [STDERR] Exception in thread "Thread-15"
20:01:35,812
HI All,
I want to enject entitymanager based on persistence unit name passed at
runtime. Can any body tell how to do it.
For Ex:
@PersistenceUnit(name="xyz")
EntityManager em;
I want name to be populated at run time. (In above scenario it is hardcoded
"xyz").
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Hello all,
I have configured EJB 3.0 and EJB 3.0 has been successfully coded. Now i need
to get access EJB 3.0 from Portlet which has JSF implemention. The problem is
that the JSF implemented portlet has the code in the portlet.xml file as
| com.sun.faces.portlet.FacesPortlet
|
|
Hi,
We are deploying an application on JBoss and we would like to give our
customers the ability to choose which database (Oracle, MySQL, etc.) they would
like to use. It's fairly easy to have the installer lay down a customized
ds.xml file in the deploy folder to define the chosen data source
Hi all,
I am unable to access EJB from portlet, successfully deployed and accessed EJB
3.0 from servlet on JBoss Portal 2.6.5 SP1 but similar code didnt produced the
result for portlet...here is error as
ERROR
Cause: java.lang.ClassCastException: $Proxy287 cannot be cast to
lesson.stateless.He
Guy, I'd like to ask how to do that... Please provide some short example ant
point me where I should config that
Thanks Before
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I use Jboss 4.2.2.G , Mysql 5.0 and entitybean 3.0. The problem I have is that
the type of the object keeps tinyblob. I would want to change longblob but it
does not work. Here is a code.
public class Test implements Serializable {
private static final long serialVersionUID = 1L;
private
Hello,
I'm trying to find a way to solve this tricky problem.
I want to ensure that all modifications made on my EJB 3 entities are traced in
a specific column (or field).
I use a security context and I'd want to store the getSubject() and the current
date in two fields.
The idea is to get
Hi,
Let see we got 3 entity managers.
My app is web based game, with 2 worlds (2 databases).
First EM is for one database only whitch administration tables. (3tables)
Second and Third EM is for game world with tables for players. (10tables)
When jboss starts always deployes entity beans for each E
I work with Jboss4.2.
I have a java client which communicates with the server via stateless bean
(facade).
Those stateless beans operate the business layer...
I have a case that i get a transaction time out (the operation was 5 minutes) ,
I didnât get any exception about it .
I want to get a
Hi all
I have got an ear-file with the following structure:
- myapp.ear
- app1.jar
- mylib.jar
Both jar-files contain a bunch of EJBs. However, the EJBs in app1.jar use some
EJBs residing in mylib.jar. They get injected where needed with the @EJB
annotation.
In order to have all EJBs
i'd like to use a database sequence to generate value for a table column which
is not a id filed .
how to realize it in entity bean?
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Let me try to make that question short:
I get
| Caused by: java.lang.ClassNotFoundException: No ClassLoaders found for:
palmyra.baustein.geschaeftsverwaltung.antrag.ProtokollVBeanEjb (no security
manager: RMI class loader disabled)
|
WAIT, I resolved that by enabling security policy that
JBoss 5 Beta 4 has a ACC(application client container),so it is able to use
@EJB in a Java Application class to inject a EJB3,and the deployment of the
whole ear module is successful,the jndi view lists the application client.
But how can the application client class run in ACC?
View the origin
Hi all,
I have a table that in a slice of time, many records may be deleted and
inserted. the record deletion is physically, this table acts as a pool.
now, I want this table uses deleted IDs for the new records that is going to
insert, in other words, if IDs say, 23, 55, 77 are deleted, when I
Hi,
I work with EJB3 (I am a newbie) and I have problems about state of the art way
to retrieve an EJB from a JAR that will be used on many EAR projects.
I have the following EJB (generated from AndroMDA) :
|
|
|
| ServiceEmployeBean
| myCompany.ServiceEmp
There can be many issues.
Maybe you forgot the annotation @Remote
or you didn't implement the remote interface
or you use the wrong JNDI name for your bean
You can check the deployed beans (and names) in the jndi view with the list
method. type in localhost:8080/jmx-console
link jndi-view
button
when iam deploying entity bean it is deployed sucessfully
when i enter ant run at the command prompt
it is generating error
run:
[java] Exception in thread "main"
javax.naming.NameNotFoundException: remot
e not bound
[java] at
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Hi,
I am pretty new to the EJB technology and got into an issue that I couldn't
solve on my own.
I use a MDB to send emails, and I place some configurable information in that
email. Basically what I would like to do is to specify some information in a
configuration file when my MDB is deployed i
Just started using EJB3.0
Does any one know how to Unit test EJB3.0 components deployed in Jboss server
outside the container?
Any resource links
Thanks
JY
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I posted the following question in ws forum, but this forum may be the better
place for it. Please help.
"I have tried to solve this for several weeks for jboss on either 4.2.2 or 5
beta 4 and was very frustrated. And I have easily configured this feature in
Glassfish v3 and Oracle AS 10g. Now
In an EJB3 SLSB, how do I lock a database table so I can do a read, then a
write in the same unit of work without having another calling thread do work in
between? Please note that EntityManager.lock(...) will not work here because I
need to lock the table BEFORE I create an entity.
Here's the
Hi,
I want a session bean or other to start as soon as I deploy the application.
Basically my need is to access a certain table in the database periodically
using @Timeout Timer Serivce.
My bean looks like so
@Stateless
public class AdSetScheduleBean implements AdSetScheduleRemote,
AdSetSchedul
Hello there,
My name is Takashi. Currently I'm searching the solution for the title.
In conclusion, I want to know the way how to define Anotation for this
attribute.
(@ActivationConfigProperty(propertyName)
First I'm describing my environment.
--
The host that has queue(remot
Could someone give me some insight into the correct way to save entities that
are joined over their primary key?
I have two entities: Field and FieldAccess. They both share the same primary
key and have a relation over their primary key:
class Field {
@OneToOne (mappedBy = "field")
Hi,
I'd like to know if anyone has any guidelines or techniques for sizing the
instance pool for EJB3 stateless session beans in JBoss 4.2.1?
We are going live with an EJB3 based application and I'd like to know if I've
got the EJB3 container configured sensibly...
In ejb3-interceptors-aop.xm
Hello,
I'm using JBoss 4.2.2, and I have the following challenge: I have an entity
that keeps track of a "global" numeric value for my application, inside the db.
I need a session been that should be able to:
1. init the counter to 0
2. update it atomically, i.e when I call some 'getNext' method
Goal: ability to retrieve the foreign key without loading the related
object/table row.
Scenario:
Entity bean contains a related entity bean.
@Entity
class Unit{ // Unit table
// what kind of unit
Model model; // related object in Model table, related column is modelId
In the Unit table the
Dear all,
I have an entity bean which persist to the database, how can i know when the
field value of the entity bean has been change ?
Because i want to make the application call to update database only when some
of the fields in the entity bean have been change. thanks.
regards,
design
We need to create singleton classes to cache database data. Using an EJB
container we are not guaranteed that truly one object is being instantiated and
shared. I have heard various answers to this, including some mysterious "well,
it depends on the classloader..." answers. From what I have f
Hi
Currently I'm looking up ejb with something lik
"AppName/BeanName/Inteface_type".
Reading "Enterprise JavaBeans 3.0 5th Edition" I understood that the beans
should also be accesible from " java:comp/env/ejb/" -- which I would much
prefere to use but I can't find my beans there.
Any idea why n
I have several stateful session beans and I don't want the default interceptors
being executed for their @Destroy @Remove annoted methods.
Is there a way to do that in the ejb-jar.xml?
Or do I have to annote every single method with @ExcludeDefaultInterceptors?
Haven't found anything about that
Does anyone know, how to print values of SQL in the output log?
I am using RHDS Beta 1 with all defaults, and JBoss AS 4.2.0. Setting
hibernate.type" to "debug" or "true" in persistence.xml doesn't do anything.
Also is it possible to somehow beautiful the SQL output by hibernate? it is so
unre
Hi,
I need to define a unique constraint on foreign keys in a EJB3 entity.
I saw the @Table annotation has a uniqueConstraints attribute to do this, but
when I add relation columns to the unique constraint, it can't find them.
For example, my entity has the following relations :
@javax.persiste
Hi,
I developed an application which uses ejb3.0 entity beans and logical delete
(=> it uses a delete NUMBER(1) column to determine if a row is deleted or not).
Is there any possibility to tell ejb that the returned collection of a method
marked with @OneToMany should only contain entities whic
Hello!
Does any of you out there know how to invoke an ejb3 method just after deploy
of the ear file? (i.e. not the @PostConstruct, @PostActivate because these
methods are called once per ejb instance).
There is a way to use an mbean and do something in the start method. But for me
this is lik
I want to create multiple data center that same structure, when user login my
application, he can choose one to work, EJB3 how to deal with?
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JBoss 4.2.0
Need to have a quartz job running in a clustered environment. I tried setting
up Quartz to use a datasource that points to a shared database. I ran into the
same problem mentioned here:
http://jira.jboss.com/jira/browse/EJBTHREE-836
So, I figured I'd just deploy to deploy-hasin
I deploy my EJB3 app as an ear. I'd like to execute some initialisation task
just after the ear has been fully deployed but without invoking a bean.
Is it possible to do such initialization at JBoss AS startup ?
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Hi there,
I need to pre-load the "size" of a Lazy load relation. I need to do it because
I need to access the Entity in a JSP and I get "No session or session closed"
if getting the size directly from the relation (I don't want to put a
Transaciton using a scriptlet in the JSP page)
I can neithe
I'm migrating an EJB 2.1 application to EJB 3.0 using JBoss 4.2.2.GA.
Some question on how to map fields and relations.
Object message contains a message header, message parts and each message part
contains message lines.
message head has a generated id.
message part has a composite pk build of me
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