Added database persistence to all add and delete methods
Signed-off-by: Jim Martens <github@2martens.de>
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@ -22,7 +22,7 @@ import de.dis2013.data.Wohnung;
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* Wenn die Arbeit erledigt ist, werden alle Sets dieser Klasse überflüssig.
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*/
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public class ImmoService {
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//Datensätze im Speicher
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// Datensätze im Speicher
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private Set<Makler> makler;
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private Set<Person> personen = new HashSet<Person>();
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private Set<Haus> haeuser = new HashSet<Haus>();
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@ -30,14 +30,14 @@ public class ImmoService {
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private Set<Mietvertrag> mietvertraege = new HashSet<Mietvertrag>();
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private Set<Kaufvertrag> kaufvertraege = new HashSet<Kaufvertrag>();
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//Hibernate Session
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// Hibernate Session
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private SessionFactory sessionFactory;
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public ImmoService() {
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sessionFactory = new Configuration().configure().buildSessionFactory();
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//Open Hibernate Session
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// Open Hibernate Session
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Session session = sessionFactory.openSession();
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//GetAll EstateAgents from DB
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// GetAll EstateAgents from DB
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session.beginTransaction();
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List<?> l = session.createCriteria(Makler.class).list();
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List<Makler> l_makler = new ArrayList<Makler>(l.size());
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@ -49,6 +49,51 @@ public class ImmoService {
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session.getTransaction().commit();
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session.close();
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}
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/**
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* Adds an object to the database.
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*
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* @param o Object
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*/
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private void add(Object o) {
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// Open Hibernate Session
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Session session = sessionFactory.openSession();
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// Add object to DB
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session.beginTransaction();
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session.save(o);
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session.getTransaction().commit();
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session.close();
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}
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/**
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* Deletes an object from the database.
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*
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* @param o Object
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*/
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private void delete(Object o) {
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// Open Hibernate Session
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Session session = sessionFactory.openSession();
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// Delete object from DB
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session.beginTransaction();
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session.delete(o);
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session.getTransaction().commit();
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session.close();
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}
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/**
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* Edits the given object in the database.
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*
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* @param o Object
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*/
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private void edit(Object o) {
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// Open Hibernate Session
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Session session = sessionFactory.openSession();
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// Update object in DB
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session.beginTransaction();
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session.merge(o);
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session.getTransaction().commit();
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session.close();
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}
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/**
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* Finde einen Makler mit gegebener Id
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@ -110,13 +155,7 @@ public class ImmoService {
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* @param m Der Makler
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*/
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public void addMakler(Makler m) {
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//Open Hibernate Session
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Session session = sessionFactory.openSession();
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//Add EstateAgent to DB
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session.beginTransaction();
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session.save(m);
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session.getTransaction().commit();
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session.close();
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add(m);
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//Add EstateAgent to local buffer
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makler.add(m);
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}
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@ -126,13 +165,7 @@ public class ImmoService {
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* @param m Der Makler
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*/
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public void deleteMakler(Makler m) {
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//Open Hibernate Session
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Session session = sessionFactory.openSession();
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//Delete EstateAgent from DB
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session.beginTransaction();
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session.delete(m);
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session.getTransaction().commit();
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session.close();
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delete(m);
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//Delete EstateAgent from local buffer
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makler.remove(m);
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}
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@ -142,6 +175,8 @@ public class ImmoService {
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* @param p Die Person
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*/
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public void addPerson(Person p) {
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add(p);
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//Add Person to local buffer
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personen.add(p);
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}
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@ -157,6 +192,7 @@ public class ImmoService {
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* @param p Die Person
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*/
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public void deletePerson(Person p) {
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delete(p);
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personen.remove(p);
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}
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@ -165,6 +201,7 @@ public class ImmoService {
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* @param h Das Haus
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*/
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public void addHaus(Haus h) {
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add(h);
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haeuser.add(h);
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}
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@ -206,6 +243,7 @@ public class ImmoService {
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* @param h Das Haus
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*/
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public void deleteHouse(Haus h) {
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delete(h);
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haeuser.remove(h);
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}
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@ -214,6 +252,7 @@ public class ImmoService {
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* @param w die Wohnung
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*/
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public void addWohnung(Wohnung w) {
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add(w);
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wohnungen.add(w);
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}
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@ -255,6 +294,7 @@ public class ImmoService {
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* @param w Die Wohnung
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*/
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public void deleteWohnung(Wohnung w) {
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delete(w);
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wohnungen.remove(w);
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}
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@ -264,6 +304,7 @@ public class ImmoService {
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* @param m Der Mietvertrag
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*/
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public void addMietvertrag(Mietvertrag m) {
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add(m);
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mietvertraege.add(m);
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}
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@ -272,6 +313,7 @@ public class ImmoService {
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* @param k Der Kaufvertrag
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*/
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public void addKaufvertrag(Kaufvertrag k) {
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add(k);
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kaufvertraege.add(k);
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}
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@ -380,6 +422,7 @@ public class ImmoService {
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* @param m Der Mietvertrag
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*/
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public void deleteMietvertrag(Mietvertrag m) {
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delete(m);
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wohnungen.remove(m);
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}
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@ -501,12 +544,6 @@ public class ImmoService {
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}
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public void editEstateAgent(Makler m) {
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//Open Hibernate Session
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Session session = sessionFactory.openSession();
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//Update EstateAgent from DB
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session.beginTransaction();
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session.merge(m);
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session.getTransaction().commit();
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session.close();
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edit(m);
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}
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}
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