public void getData(JTable tblData,String kondisi){
        JMySQL.cn = JMySQL.getKoneksi();
        JMySQL.tblMode = (DefaultTableModel) tblData.getModel();
        JMySQL.tblMode.getDataVector().removeAllElements();
        if(!kondisi.equals("")){
            kondisi = " where "+kondisi;
        }
        try{
            JMySQL.pr = JMySQL.cn.prepareStatement("select *from mahasiswa "+kondisi);
            JMySQL.pr.executeQuery();
            JMySQL.rs = JMySQL.pr.getResultSet();
            while(JMySQL.rs.next()){
               this.nim = JMySQL.rs.getString("nim");
               this.nama = JMySQL.rs.getString("nama");
               this.alamat = JMySQL.rs.getString("alamat");
               JMySQL.tblMode.addRow(new Object[]{this.nim,this.nama,this.alamat});
            }
        }catch (Exception e){
            JOptionPane.showMessageDialog(null, e);
        }
        JMySQL.tutupKoneksi(JMySQL.cn, JMySQL.pr, JMySQL.rs);
    }