package study.servlets.insert;
import java.io.IOException;
import javax.persistence.EntityManager;
import javax.persistence.EntityTransaction;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import study.jpa.relationship.onetoone.PersonOneToOne;
import study.jpa.relationship.onetoone.Personality;
import study.utils.ResourceFactory;
/**
* Servlet implementation class RelationshipOneToOne
*/
@WebServlet("/RelationshipOneToOne")
public class RelationshipOneToOneServlet extends HttpServlet {
private static final long serialVersionUID = 1085544353253647270L;
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
EntityManager em = ResourceFactory.getEM();
String result = null;
PersonOneToOne p = new PersonOneToOne();
p.setName("Odair");
p.setPersonality(new Personality(5.0, 5.0, 1.0));
// get transation
EntityTransaction tx = em.getTransaction();
try {
tx.begin();
//em.persist(p.getPersonality());
em.persist(p);
em.flush();
tx.commit();
result = "Saved with successfully!";
} catch(Exception ex) {
result = ex.getMessage();
ex.printStackTrace();
tx.rollback();
} finally {
em.close();
}
response.getWriter().print("<html><body><h4>" + result + "</h4></body></html>");
}
}