package demo.entity;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.Table;

@Entity
@Table(name="EMPLOYEE")
public class EmployeeEntity {     
    @Id
    @Column(name="ID")
    @GeneratedValue
    private Integer id;     
    @Column(name="FIRSTNAME")
    private String firstname; 
    @Column(name="LASTNAME")
    private String lastname; 
    @Column(name="EMAIL")
    private String email;     
    @Column(name="TELEPHONE")
    private String telephone;
}

import demo.entity.EmployeeEntity;
import demo.service.EmployeeManager;
import com.opensymphony.xwork2.ActionSupport;
import com.opensymphony.xwork2.Preparable;
public class EditEmployeeAction extends ActionSupport implements Preparable{   
private EmployeeEntity employee;
public String deleteEmployee() {
logger.info("deleteEmployee method called");
employeeManager.deleteEmployee(employee.getId());
return SUCCESS;
}