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package org.netbeans.modules.db.sql.execute.ui;

import java.sql.DatabaseMetaData;
import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.sql.SQLException;
import java.util.List;
import javax.swing.JButton;
import javax.swing.table.AbstractTableModel;
import org.netbeans.modules.db.core.SQLOptions;
import org.openide.DialogDisplayer;
import org.openide.NotifyDescriptor;
import org.openide.util.NbBundle;
import org.netbeans.modules.db.sql.execute.ColumnDef;
import org.netbeans.modules.db.sql.execute.FetchLimitHandler;
import org.netbeans.modules.db.sql.execute.ResultSetTableModelSupport;
import org.openide.awt.Mnemonics;

 * TableModel based on a ResultSet. 
 * @author Andrei Badea
public class ResultSetTableModel extends AbstractTableModel {
    // TODO: be conservative for editing: no editing for sensitive result sets
    // TODO: maybe the fetch handler should be received as a param
    private final List/*<ColumnDef>*/ columnDefs;
    private final List/*<List>*/ rows;
     * @throws SQLException if a database error occurred
     * @throws IOException if an error occurred while reading data from a column
     * @return a TableModel for the ResultSet or null if the calling thread was
     *         interrupted
    public static ResultSetTableModel create(DatabaseMetaData dbmd, 
            ResultSet rs) throws SQLException, IOException {
        ResultSetMetaData rsmd = rs.getMetaData();
        List columnDefs = ResultSetTableModelSupport.createColumnDefs(dbmd, rsmd);
        if (columnDefs == null) { // thread interrupted
            return null;
        List rows = ResultSetTableModelSupport.retrieveRows(dbmd, rs, rsmd, new FetchLimitHandlerImpl());
        if (rows == null) { // thread interrupted
            return null;
        return new ResultSetTableModel(columnDefs, rows);
    private ResultSetTableModel(List/*<ColumnDef>*/ columnDefs, List/*<List>*/ rows) {
        this.columnDefs = columnDefs;
        this.rows = rows;

    public int getRowCount() {
        return rows.size();

    public int getColumnCount() {
        return columnDefs.size();

    public Object getValueAt(int row, int column) {
        List rowData = (List)rows.get(row);
        return rowData.get(column);

    public boolean isCellEditable(int row, int column) {
        return false;

    public String getColumnName(int column) {
        return getColumnDef(column).getName();

    public Class getColumnClass(int column) {
        return getColumnDef(column).getDisplayClass();

    private ColumnDef getColumnDef(int column) {
        return (ColumnDef)columnDefs.get(column);
    private static final class FetchLimitHandlerImpl implements FetchLimitHandler {
        public int fetchLimitReached(int fetchCount) {
            JButton fetchYes = new JButton();
            Mnemonics.setLocalizedText(fetchYes, NbBundle.getMessage(ResultSetTableModel.class, "LBL_FetchYes"));
            fetchYes.getAccessibleContext().setAccessibleDescription(NbBundle.getMessage(ResultSetTableModel.class, "ACSD_FetchYes"));
            JButton fetchAll = new JButton();
            Mnemonics.setLocalizedText(fetchAll, NbBundle.getMessage(ResultSetTableModel.class, "LBL_FetchAll"));
            fetchAll.getAccessibleContext().setAccessibleDescription(NbBundle.getMessage(ResultSetTableModel.class, "ACSD_FetchAll"));
            JButton fetchNo = new JButton();
            Mnemonics.setLocalizedText(fetchNo, NbBundle.getMessage(ResultSetTableModel.class, "LBL_FetchNo"));
            fetchNo.getAccessibleContext().setAccessibleDescription(NbBundle.getMessage(ResultSetTableModel.class, "ACSD_FetchNo"));
            String title = NbBundle.getMessage(ResultSetTableModel.class, "LBL_FetchNextTitle");
            String message = NbBundle.getMessage(ResultSetTableModel.class, "LBL_FetchNextMessage", 
                    new Object[] { new Integer(fetchCount), new Integer(SQLOptions.getDefault().getFetchStep()) });
            NotifyDescriptor desc = new NotifyDescriptor(message, title, NotifyDescriptor.YES_NO_CANCEL_OPTION, NotifyDescriptor.QUESTION_MESSAGE, new Object[] { fetchYes, fetchAll , fetchNo }, NotifyDescriptor.CANCEL_OPTION);
            Object ret = DialogDisplayer.getDefault().notify(desc);
            if (ret instanceof JButton) {
                if (ret == fetchYes) {
                    return fetchCount + SQLOptions.getDefault().getFetchStep();
                } else if (ret == fetchAll) {
                    return 0;
                } else {
                    return fetchCount;
            } else {
                // dialog closed using the close button or the Esc key
                return fetchCount;

        public int getFetchLimit() {
            return SQLOptions.getDefault().getFetchStep();
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