import sun.awt.SunToolkit;

import javax.swing.*;
import javax.swing.table.AbstractTableModel;
import javax.swing.table.TableRowSorter;
import java.awt.*;
import java.util.ArrayList;
import java.util.List;

/* @test
 * @bug 6921688
 * @summary If JTable has Sorter and Filter and selected row is removed ArrayIndexOutOfBoundsException will be thrown
 * @author Fedor Bobin
 * @run main bug6921688
 */

public class bug6921688 {
    public static final int ROW_COUNT = 5;
    private static JTable table;
    private static JFrame frame;
    private static MyTableModel tableModel;

    public static void main(String args[]) throws Exception {
        SunToolkit toolkit = (SunToolkit) Toolkit.getDefaultToolkit();

        SwingUtilities.invokeAndWait(new Runnable() {
            @Override
            public void run() {
                createGUI();
                frame.setVisible(true);
            }
        });
        toolkit.realSync();

        SwingUtilities.invokeAndWait(new Runnable() {
            @Override
            public void run() {
                table.getRowSorter().toggleSortOrder(0);
                table.getSelectionModel().setSelectionMode(ListSelectionModel.SINGLE_INTERVAL_SELECTION);
                table.setRowSelectionInterval(1, 2);
            }
        });
        toolkit.realSync();

        SwingUtilities.invokeAndWait(new Runnable() {
            @Override
            public void run() {
                for (int i = 0; i < ROW_COUNT; i++) {
                    System.out.println("will remove");
                    tableModel.remove(0);
                    table.getRowSorter().toggleSortOrder(0);
                }
            }
        });

        toolkit.realSync();

        SwingUtilities.invokeAndWait(new Runnable() {
            @Override
            public void run() {
                frame.setVisible(false);
            }
        });
    }

    public static void createGUI() {
        frame = new JFrame();
        frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);

        JPanel panel = new JPanel();
        panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS));

        tableModel = new MyTableModel();
        table = new JTable(tableModel);
        table.setSurrendersFocusOnKeystroke(true);

        final TableRowSorter<MyTableModel> rowSorter = new TableRowSorter<MyTableModel>(tableModel);
        rowSorter.setRowFilter(new RowFilter<MyTableModel, Integer>() {
            @Override
            public boolean include(Entry<? extends MyTableModel, ? extends Integer> entry) {
                return entry.getIdentifier() % 2 == 0;
            }
        });
        table.setRowSorter(rowSorter);

        JScrollPane jScrollPane = new JScrollPane(table);
        panel.add(jScrollPane);

        frame.setContentPane(panel);

        frame.setSize(new Dimension(800, 600));

    }

    private static class MyTableModel extends AbstractTableModel {
        private final List<Integer> data;

        public MyTableModel() {
            data = new ArrayList<Integer>();

            for (int i = 0; i < ROW_COUNT; i++) {
                data.add(i);
            }
        }

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

        @Override
        public int getColumnCount() {
            return 1;
        }

        @Override
        public Object getValueAt(int rowIndex, int columnIndex) {
            return data.get(rowIndex);
        }

        public void remove(int row) {
            data.remove(row);
            fireTableRowsDeleted(row, row);
        }
    }
}