Use JBoss Enterprise Beans Session Config : JBoss « EJB3 « Java

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Java » EJB3 » JBossScreenshots 
Use JBoss Enterprise Beans Session Config


File: Employee.java

import static javax.persistence.FetchType.LAZY;

import java.io.Serializable;

import javax.persistence.Basic;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.Lob;
import javax.persistence.Table;

@Entity
//@Table(name="EMP", schema="HR")
@Table(name="EMP")
public class Employee implements Serializable {
  @Id
  @Column(name = "EMP_ID")
  private int id;
  @Column(name = "COMM")
  private String name;
  @Column(name = "SAL")
  private long salary;

  @Basic(fetch=LAZY)
  @Lob @Column(name="PIC")
  private byte[] picture;
  
  public Employee() {
  }

  public Employee(int id) {
    this.id = id;
  }

  public int getId() {
    return id;
  }

  public void setId(int id) {
    this.id = id;
  }

  public String getName() {
    return name;
  }

  public void setName(String name) {
    this.name = name;
  }

  public long getSalary() {
    return salary;
  }

  public void setSalary(long salary) {
    this.salary = salary;
  }

  public byte[] getPicture() {
    return picture;
  }

  public void setPicture(byte[] picture) {
    this.picture = picture;
  }

  public String toString() {
    return "Employee id: " + getId() " name: " + getName() " salary: " + getSalary();
  }
}


File: EmployeeService.java


import java.util.Collection;

import javax.ejb.Stateless;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import javax.persistence.Query;

@Stateless
public class EmployeeService implements EmployeeServiceLocal, EmployeeServiceRemote {
  @PersistenceContext(unitName="EmployeeService")
  EntityManager em;
  
  public EmployeeService() {
  }

  public Employee createEmployee(int id, String name, long salary, byte[] pic) {
    Employee emp = new Employee(id);
    emp.setName(name);
    emp.setSalary(salary);
    emp.setPicture(pic);
    
    em.persist(emp);
    
    
    emp = findEmployee(id);
    System.out.println(emp);
    
    return emp;
  }

  public void removeEmployee(int id) {
    Employee emp = findEmployee(id);
    if (emp != null) {
      em.remove(emp);
    }
  }

  public Employee raiseEmployeeSalary(int id, long raise) {
    Employee emp = em.find(Employee.class, id);
    if (emp != null) {
      emp.setSalary(emp.getSalary() + raise);
    }
    return emp;
  }

  public Employee findEmployee(int id) {
    return em.find(Employee.class, id);
  }

  public Collection<Employee> findAllEmployees() {
    Query query = em.createQuery("SELECT e FROM Employee e");
    return (Collection<Employee>query.getResultList();
  }
  
  public void doAction(){
    Employee emp = new Employee(1);
    emp.setName("name");
    emp.setSalary(100);
    emp.setPicture("pic".getBytes());
    
    em.persist(emp);
    
    
    emp = findEmployee(1);
    System.out.println(emp);
  }

}

    


File: EmployeeServiceLocal.java



import javax.ejb.Local;

@Local
public interface EmployeeServiceLocal {
    public void doAction();
  public Employee createEmployee(int id, String name, long salary, byte[] pic;
}



File: EmployeeServiceRemote.java




import javax.ejb.Remote;

@Remote
public interface EmployeeServiceRemote{
  public Employee createEmployee(int id, String name, long salary, byte[] pic;
  
  public void doAction();
}



File: jndi.properties

java.naming.factory.initial=org.jnp.interfaces.NamingContextFactory
java.naming.factory.url.pkgs=org.jboss.naming:org.jnp.interfaces
java.naming.provider.url=localhost:1099


File: Main.java

import javax.naming.InitialContext;
import javax.rmi.PortableRemoteObject;
public class Main {

  public static void main(String[] athrows Exception {


    // Context compEnv = (Context) new InitialContext().lookup("java:comp/env");

    // service = (HelloService)new InitialContext().lookup("java:comp/env/ejb/HelloService");
    Object obj = new InitialContext().lookup("EmployeeServiceRemote");
    
    EmployeeServiceRemote service = (EmployeeServiceRemote)PortableRemoteObject.narrow(obj,EmployeeServiceRemote.class);
    
    service.createEmployee(158"AAA"45000"asdf".getBytes());
    service.doAction();
  }

}




           
       
EJB-UseJBossEnterpriseBeansSessionConfig.zip( 4,491 k)
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3. EJB Tutorial from JBoss: JBoss deployment descriptor
4. EJB Tutorial from JBoss: service deployment descriptor
5. Entry Point In ejb-jar.xml
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