Proyek PBO_Kelas MailTable

package uts_pbo_2;

import java.sql.SQLException;
import java.util.ArrayList;
import javax.swing.table.AbstractTableModel;

public class MailTable extends AbstractTableModel{

    String columNames[] = {"No Surat", "Perihal", "Penerima", "Pengirim",
    "Tanggal Kirim", "Tanggal Terima"};
    ArrayList data;

    public MailTable(String keyword) throws SQLException {
        data = DataHandler.searchNo(keyword);
    }


    public int getRowCount() {
        return data.size();
    }

    public int getColumnCount() {
        return columNames.length;
    }

    @Override
    public String getColumnName(int col) {
        return columNames[col];
    }

    public Object getValueAt(int rowIndex, int columnIndex) {
        DataHandler temp = (DataHandler) data.get(rowIndex);
        if (columnIndex == 0) {
            return temp.getNo();
        } else if (columnIndex == 1){
            return temp.getHal();
        } else if (columnIndex == 2){
            return temp.getPnrm();
        }else if (columnIndex == 3){
            return temp.getPkrm();
        }else if (columnIndex == 4){
            return temp.getTglSurat();
        }else {
            return temp.getTglTerima();
        }
    }

    @Override
    public Class getColumnClass(int c) {
        return getValueAt(0, c).getClass();
    }

}