[jboss-dev-forums] [Deployers on JBoss (Deployers/JBoss)] - How do we control the order of deployment?

joab do-not-reply at jboss.com
Fri Jul 20 12:06:03 EDT 2007


We are using jboss-seam-2.0 for our application development and application code is generated. All the entities are accessing the same entity manager and thus same data source.

But I have to access a different data source for populating some information in a drop down. So I have one session bean which has an entity manager configured to access that data source. 

  | @Stateless
  | @Name("csagent")
  | @Scope(ScopeType.SESSION)
  | public class CSAgentHelper implements CSAgent {
  | 
  | 	@PersistenceContext(unitName = "misEntityManager")
  | 	private EntityManager em;
  |         private CSAgentProfile csagentProfile;
  | 
  | 	public CSAgentProfile getCsagentProfile() {
  | 		if (csagentProfile == null) {
  | 			csagentProfile = new CSAgentProfile();
  | 			csagentProfile.setEmpStatusList(loadEmpStatusList());
  | 		}
  | 		return csagentProfile;
  | 	}
  | 
  |         private List<EmpStatus> loadEmpStatusList() {
  | 		List resultList = null;
  | 		List empStatusList = new ArrayList();
  | 		Query query = em.createQuery(
  | 				"select empStatus from EmpStatus empStatus where empStatus.activeFlag = 'Y'");
  | 		resultList = query.getResultList();
  | 		if (resultList != null) {
  | 			SelectItem selItem = null;
  | 			EmpStatus empStatus = null;
  | 			for (int i = 0; i < resultList.size(); i++) {
  | 				empStatus = (EmpStatus) resultList.get(i);
  | 				selItem = new SelectItem(empStatus.getEmpStatusId(), empStatus.getEmpStatusName());
  | 				empStatusList.add(selItem);
  | 			}
  | 		}
  | 		return empStatusList;
  | 	}
  | }
  | 

Entity manager for the entity beans is configured like..


  | @Entity
  | @Table(name = "AWARD")
  | @PersistenceContext(unitName = "empmstEntityManager")
  | @SequenceGenerator(name="SEQ_STORE", sequenceName="AGENTS_SEQ")
  | public class Award implements java.io.Serializable {
  |      -----------
  |      -----------
  | }
  | 

There is no issue with the deployment of entities. But when the session bean is deployed, I get an error like.. 

--- MBeans waiting for other MBeans ---
ObjectName: jboss.j2ee:ear=empmst.ear,jar=empmst.jar,name=CSAgentHelper,service=EJB3
  State: NOTYETINSTALLED
  I Depend On:
    persistence.units:unitName=misEntityManager

--- MBEANS THAT ARE THE ROOT CAUSE OF THE PROBLEM ---
ObjectName: persistence.units:unitName=misEntityManager
  State: NOTYETINSTALLED
  Depends On Me:
  jboss.j2ee:ear=empmst.ear,jar=empmst.jar,name=CSAgentHelper,service=EJB3


Looks like it is a problem with the deployment order. When the session bean is deployed, it looks for entity manager which is not deployed yet. 

can anyone pls. help me fix this issue?

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