JDBC example

private static Connection connectToDatabaseOrDie()
{
Connection conn = null;
try
{
Class.forName("org.postgresql.Driver");
String url = "jdbc:postgresql://localhost/abc";
conn = DriverManager.getConnection(url, "userName", "password");
}
catch (ClassNotFoundException e)
{
e.printStackTrace();
System.exit(1);
}
catch (SQLException e)
{
e.printStackTrace();
System.exit(2);
}
return conn;
}