Java tutorial
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package ch.bbw.siegrist.hotel.persitance;
import ch.bbw.siegrist.hotel.persitance.entity.Benutzer;
import ch.bbw.siegrist.hotel.persitance.entity.Kunden;
import ch.bbw.siegrist.hotel.persitance.entity.Buchung;
import ch.bbw.siegrist.hotel.persitance.entity.Leistung;
import ch.bbw.siegrist.hotel.persitance.entity.Position;
import ch.bbw.siegrist.hotel.persitance.interfaces.IDB;
import java.util.ArrayList;
import java.util.List;
import javax.faces.bean.ManagedBean;
import javax.faces.bean.SessionScoped;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.Transaction;
import org.hibernate.boot.registry.StandardServiceRegistryBuilder;
import org.hibernate.cfg.Configuration;
/**
*
* @author 5ia13nosiegrist
*/
@ManagedBean
@SessionScoped
public class JPAHibernateDB implements IDB{
private Session session;
public JPAHibernateDB(){
Configuration configuration = new Configuration();
configuration.configure("hibernate.cfg.xml");
StandardServiceRegistryBuilder ssrb =
new StandardServiceRegistryBuilder().applySettings(configuration.getProperties());
SessionFactory factory = configuration.buildSessionFactory(ssrb.build());
session = factory.openSession();
}
@Override
public boolean createKunde(Kunden client) {
int id=0;
Transaction t = session.beginTransaction();
id = (Integer) session.save(client);
t.commit();
if(id!=0)
return true;
return false;
}
@Override
public boolean createBenutzer(Benutzer benutzer) {
Transaction t = session.beginTransaction();
session.save(benutzer);
t.commit();
return true;
}
@Override
public boolean createBuchung(Buchung buchung) {
Transaction t = session.beginTransaction();
session.save(buchung);
t.commit();
return true;
}
@Override
public boolean createPosition(Position position) {
Transaction t = session.beginTransaction();
session.save(position);
t.commit();
return true; }
@Override
public Kunden getKunde(int id) {
return (Kunden)session.get(Kunden.class, id);
}
@Override
public ArrayList<Kunden> getKunden() {
ArrayList<Kunden> ret = new ArrayList<>();
/*List l = session.createCriteria(Benutzer.class).list();
l.stream().forEach((k) -> {
ret.add((Kunden)k);
});*/
ret.add(getKunde(1));
return ret;
}
@Override
public Leistung getLeistung(int id) {
return (Leistung)session.get(Leistung.class, id);
}
@Override
public Benutzer getBenutzer(int id) {
return (Benutzer)session.get(Benutzer.class, id);
}
@Override
public Buchung getBuchung(int id) {
return (Buchung)session.get(Buchung.class, id);
}
}=======
/*
* To change this license header, choose License Headers in Project Properties.
* To change this template file, choose Tools | Templates
* and open the template in the editor.
*/
package ch.bbw.siegrist.hotel.persitance;
import ch.bbw.siegrist.hotel.persitance.entity.Benutzer;
import ch.bbw.siegrist.hotel.persitance.entity.Kunden;
import ch.bbw.siegrist.hotel.persitance.entity.Buchung;
import ch.bbw.siegrist.hotel.persitance.entity.Leistung;
import ch.bbw.siegrist.hotel.persitance.entity.Position;
import ch.bbw.siegrist.hotel.persitance.interfaces.IDB;
import java.util.ArrayList;
import java.util.List;
import javax.faces.bean.ManagedBean;
import javax.faces.bean.SessionScoped;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.Transaction;
import org.hibernate.boot.registry.StandardServiceRegistryBuilder;
import org.hibernate.cfg.Configuration;
/**
*
* @author 5ia13nosiegrist
*/
@ManagedBean
@SessionScoped
public class JPAHibernateDB implements IDB {
private Session session;
public JPAHibernateDB() {
Configuration configuration = new Configuration();
configuration.configure("hibernate.cfg.xml");
StandardServiceRegistryBuilder ssrb = new StandardServiceRegistryBuilder()
.applySettings(configuration.getProperties());
SessionFactory factory = configuration.buildSessionFactory(ssrb.build());
session = factory.openSession();
}
@Override
public boolean createKunde(Kunden client) {
int id = 0;
Transaction t = session.beginTransaction();
id = (Integer) session.save(client);
t.commit();
if (id != 0)
return true;
return false;
}
@Override
public boolean createBenutzer(Benutzer benutzer) {
Transaction t = session.beginTransaction();
session.save(benutzer);
t.commit();
return true;
}
@Override
public boolean createBuchung(Buchung buchung) {
Transaction t = session.beginTransaction();
session.saveOrUpdate(buchung);
t.commit();
return true;
}
@Override
public boolean createPosition(Position position) {
Transaction t = session.beginTransaction();
session.save(position);
t.commit();
return true;
}
@Override
public Kunden getKunde(int id) {
return (Kunden) session.get(Kunden.class, id);
}
@Override
public ArrayList<Kunden> getKunden() {
ArrayList<Kunden> ret = new ArrayList<>();
List l = session.createCriteria(Kunden.class).list();
l.stream().forEach((k) -> {
ret.add((Kunden) k);
});
return ret;
}
@Override
public Leistung getLeistung(int id) {
return (Leistung) session.get(Leistung.class, id);
}
@Override
public Benutzer getBenutzer(int id) {
return (Benutzer) session.get(Benutzer.class, id);
}
@Override
public Buchung getBuchung(int id) {
return (Buchung) session.get(Buchung.class, id);
}
@Override
public ArrayList<Buchung> getBuchungen() {
ArrayList<Buchung> ret = new ArrayList<>();
List l = session.createCriteria(Buchung.class).list();
l.stream().forEach((k) -> {
ret.add((Buchung)k);
});
return ret;
}
}>>>>>>>f5e194ae612815c0ac9626e5ec8d1446787cf172