Hello! I'm pretty new to java and programming and general and could need some help with how to solve the problem I'm having.
Here are the two classes I have that covers this part:

public class deltagarinmat {

dbconnection dbcon = new dbconnection();
ResultSet rs = dbcon.getData("SELECT * FROM deltagare");

public List<deltagare> getAllPeople() {

List<deltagare> data = null;


try {

data = new ArrayList<deltagare>();

while (rs.next()) {

deltagare delt = new deltagare();
int nr = rs.getInt(1);
String name = rs.getString(2);
String username = rs.getString(3);
String password = rs.getString(4);

delt.setPersNR(nr);
delt.setNamn(name);
delt.setLogin(username);
delt.setPass(password);

data.add(delt);
}

} catch (SQLException e) {
} finally {
return data;
}
}
}

AND

public class deltagare {

private int persNR;
private String namn;
private String login;
private String pass;

public deltagare() {
}

public deltagare(int nr, String name, String username, String password) {


setPersNR(nr);
setNamn(name);
setLogin(username);
setPass(password);
}

public int persNR() {
return persNR;
}

public void setPersNR(int persNR) {
this.persNR = persNR;
}

public String getLogin() {
return login;
}

public void setLogin(String login) {
this.login = login;
}

public String getNamn() {
return namn;
}

public void setNamn(String namn) {
this.namn = namn;
}

public String getPass() {
return pass;
}

public void setPass(String pass) {
this.pass = pass;
}
}


These are the two classes I have to first get the data from my database into a arraylist. And then a simple class with set and get. I would like to make a jList with the data I got in my arraylist. But I don't really know how to do it.