map « ejb « Java Enterprise Q&A

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1. EJBs and Storing Objects in a Data Structure (Map, List, etc)    stackoverflow.com

Is it possible to have objects stored in a data structure for the duration of an App Server's uptime? Basically I want an EJB that interfaces with this Data Structure, ...

2. How to change the Entity EJB mapping in RAD back-ends folder    stackoverflow.com

We are maintaining a J2EE enterprise application that uses EJB Entity beans and we use IBM Rational Application Developer as development platform. The application currently has a few Entity beans so a ...

3. Mapping results of a native sql query to multiple entities with @SqlResultSetMapping    stackoverflow.com

I have an entity with @NamedNativeQueries and @SqlResultSetMapping annotations. In the query I select only the primary key field(s). 

@SqlResultSetMapping(name = "myMapping",
  entities = { @EntityResult(entityClass = Phones.class,
    fields ...

4. Type mapping trouble with JAX-WS and EJB3    coderanch.com

I'm trying to write my first own webservice using EJBs (V3) in a JBoss as server. Building and deploying the webservice bean works fine, but when I try to access a web method with no parameters and no return type like this: package test.de.laliluna.library; import java.net.URL; import javax.xml.namespace.QName; import javax.xml.rpc.Service; import javax.xml.rpc.ServiceFactory; import de.laliluna.library.BookTestBean; public class WebServiceTestClient { public static void ...

5. EJB3 WSException: Cannot obtain java type mapping    coderanch.com

6. help with mapping and relationship    java-forums.org

Hi. thanks for taking the time. Im new to this. so please bare with me. This project is all about Users and Events. all users can create (become owner) of many Events. all users can join many Events the owner can accept or deny Joined Users. my database looks like this now. users : id, name, emal, password. events : id, ...

7. EJB relationship mapping OneToMany bidrectional    forums.oracle.com

8. EJB3 - Mapping many to many relationship attributes    forums.oracle.com

Hi, Does anyone have idea about mapping M:N relationship attribute in EJB3. For example, if I want to map a M:N relationship WORKS_ON between an EMPLOYEE and PROJECT with a relationship attribute name No_of_hours - Number of hours the employee works on that project, how to go about. Please help me solving this. Thanks