Mega Code Archive
EJB Based Web Services
<![CDATA[
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 java.util.Date;
import javax.naming.InitialContext;
import bean.EmployeeServiceRemote;
public class Main {
public static void main(String[] a) throws Exception {
EmployeeServiceRemote service = null;
// Context compEnv = (Context) new InitialContext().lookup("java:comp/env");
// service = (HelloService)new InitialContext().lookup("java:comp/env/ejb/HelloService");
service = (EmployeeServiceRemote) new InitialContext().lookup("EmployeeBean/remote");
//service.doAction();
}
}
File: Employee.java
package bean;
import javax.persistence.Entity;
import javax.persistence.EntityListeners;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.PostRemove;
@Entity
public class Employee implements java.io.Serializable {
private int id;
private String firstName;
private String lastName;
@Id
@GeneratedValue
public int getId() {
return id;
}
@PostRemove
public void postRemove()
{
System.out.println("@PostRemove");
}
public void setId(int id) {
this.id = id;
}
public String getFirstName() {
return firstName;
}
public void setFirstName(String first) {
this.firstName = first;
}
public String getLastName() {
return lastName;
}
public void setLastName(String last) {
this.lastName = last;
}
}
File: EmployeeBean.java
package bean;
import javax.ejb.Stateless;
import javax.jws.WebMethod;
import javax.jws.WebParam;
import javax.jws.WebResult;
import javax.jws.WebService;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
@WebService(name = "MyEmployee", serviceName = "MyEmployeeService")
//@Stateless
public class EmployeeBean implements EmployeeServiceLocal, EmployeeServiceRemote {
@PersistenceContext(unitName = "EmployeeService")
private EntityManager entityManager;
public EmployeeBean() {
}
@WebMethod
public void createEmployee(@WebParam(name = "employee")Employee c) {
entityManager.persist(c);
}
@WebMethod
@WebResult(name = "Employee")
public Employee findEmployee(@WebParam(name = "ID")int pKey) {
return entityManager.find(Employee.class, pKey);
}
}
File: EmployeeServiceLocal.java
package bean;
import javax.ejb.Local;
@Local
public interface EmployeeServiceLocal {
public void createEmployee(Employee c);
public Employee findEmployee(int id);
}
File: EmployeeServiceRemote.java
package bean;
import javax.ejb.Remote;
@Remote
public interface EmployeeServiceRemote {
public void createEmployee(Employee c);
public Employee findEmployee(int id);
}
EJB-EJBBasedWebServices.zip( 4,489 k)
]]>