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18.5 An Interactive Query Viewer

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Listing 18.15 DBResultsTableModel.java 

package coreservlets;

import javax.swing.table.*;

/** Simple class that tells a JTable how to extract

 *  relevant data from a DBResults object (which is

 *  used to store the results from a database query).

*/

public class DBResultsTableModel extends AbstractTableModel {

  private DBResults results;

  public DBResultsTableModel(DBResults results) {

    this.results = results;

  }

  public int getRowCount() {

    return(results.getRowCount());

  }

  public int getColumnCount() {

    return(results.getColumnCount());

  }

  public String getColumnName(int column) {

    return(results.getColumnNames()[column]);

  }

  public Object getValueAt(int row, int column) {

    return(results.getRow(row)[column]);

  }

}

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