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import java.awt.BorderLayout;

import java.awt.FlowLayout;

import java.awt.Color;

import java.awt.Dialog;

import javax.swing.JDialog;

import javax.swing.JPanel;

import javax.swing.JFrame;

import javax.swing.JTable;

import javax.swing.JTextArea;

import javax.swing.JButton;

import javax.swing.table.TableModel;

import javax.swing.JScrollPane;

import javax.swing.table.AbstractTableModel;

import javax.swing.SwingUtilities;

/**

 * @test

 * @bug 8081491

 * @summary Scrolling a JTable creates artifacts

 * @run main/manual JTableScrollTest

 */

public class JTableScrollTest {

    static JFrame frame = new JFrame();

    public static void main(String[] args) throws Exception {

        SwingUtilities.invokeAndWait(new Runnable() {

            @Override

            public void run() {

                doTest(JTableScrollTest::createTable);

            }

        });

    }

    private static void createTable() {

        // final

        final String[] names = {

            new String("first_name"),

            new String("last_name"),

            new String("favorite_color"),

            new String("favorite_food")

        };

        // Create the dummy data (a few rows of names)

        final Object[][] data = {

          {"Mike", "Albers",      "green",      "strawberry"},

          {"Mark", "Andrews",     "blue",       "grapes"},

          {"Brian", "Beck",       "black",      "raspberry"},

          {"Lara", "Bunni",       "red",        "strawberry"},

          {"Roger", "Brinkley",   "blue",       "peach"},

          {"Brent", "Christian",  "black",      "broccoli"},

          {"Mark", "Davidson",    "darkgreen",  "asparagus"},

          {"Jeff", "Dinkins",     "blue",       "kiwi"},

          {"Ewan", "Dinkins",     "yellow",     "strawberry"},

          {"Amy", "Fowler",       "violet",     "raspberry"},

          {"Hania", "Gajewska",   "purple",     "raspberry"},

          {"David", "Geary",      "blue",       "watermelon"},

          {"Ryan", "Gosling",    "pink",       "donut"},

          {"Eric", "Hawkes",      "blue",       "pickle"},

          {"Shannon", "Hickey",   "green",      "grapes"},

          {"Earl", "Johnson",     "green",      "carrot"},

          {"Robi", "Khan",        "green",      "apple"},

          {"Robert", "Kim",       "blue",       "strawberry"},

          {"Janet", "Koenig",     "turquoise",  "peach"},

          {"Jeff", "Kesselman",   "blue",       "pineapple"},

          {"Onno", "Kluyt",       "orange",     "broccoli"},

          {"Peter", "Korn",       "sunpurple",  "sparegrass"},

          {"Rick", "Levenson",    "black",      "raspberry"},

          {"Brian", "Lichtenwalter", "blue", "pear"},

          {"Malini", "Minasandram", "beige",    "corn"},

          {"Michael", "Martak",   "green",      "strawberry"},

          {"David", "Mendenhall", "forestgreen", "peach"},

          {"Phil", "Milne",       "pink", "banana"},

          {"Lynn", "Monsanto",    "cybergreen",  "peach"},

          {"Hans", "Muller",      "rustred",     "pineapple"},

          {"Joshua", "Outwater",  "blue",        "pineapple"},

          {"Tim", "Prinzing",     "blue",        "pepper"},

          {"Raj", "Premkumar",    "blue",    "broccoli"},

          {"Howard", "Rosen",     "green",    "strawberry"},

          {"Ray", "Ryan",         "black",   "banana"},

          {"Georges", "Saab",     "aqua",     "cantaloupe"},

          {"Tom", "Santos",       "blue",       "pepper"},

          {"Rich", "Schiavi",     "blue",       "pepper"},

          {"Nancy", "Schorr",     "green",      "watermelon"},

          {"Keith", "Sprochi",    "darkgreen",   "watermelon"},

          {"Matt", "Tucker",      "eblue",       "broccoli"},

          {"Dmitri", "Trembovetski", "red",      "tomato"},

          {"Scott", "Violet",     "violet",      "banana"},

          {"Kathy", "Walrath",    "darkgreen",   "pear"},

        };

    // Create a model of the data.

        TableModel dataModel = new AbstractTableModel() {

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

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

            public Object getValueAt(int row, int col) {return data[row][col];}

            public String getColumnName(int column) {return names[column];}

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

            public boolean isCellEditable(int row, int col) {return col != 5;}

            public void setValueAt(Object aValue, int row, int column) { data[row][column] = aValue; }

         };

    // Create the table

        JTable tableView = new JTable(dataModel);

        tableView.setBackground(Color.WHITE);

        tableView.setForeground(Color.BLACK);

        tableView.setSize(600, 800);

        JScrollPane scrollpane = new JScrollPane(tableView);

        frame.add(scrollpane);

        frame.pack();

        frame.setVisible(true);

    }

    private static void doTest(Runnable action) {

        String description =

          "JTable with rows will be displayed along with scrollbar.\n"

           + "Scroll the table. Verify no arifacts are shown and rows.\n"

           + " are correctly displayed.";

        final JDialog dialog = new JDialog();

        dialog.setTitle("ScrollArtifactTest ");

        JTextArea textArea = new JTextArea(description);

        textArea.setEditable(false);

        final JButton testButton = new JButton("Create Table");

        final JButton passButton = new JButton("PASS");

        passButton.setEnabled(false);

        passButton.addActionListener((e) -> {

            dialog.dispose();

            if (frame != null) {

                frame.setVisible(false);

                frame.dispose();

            }

        });

        final JButton failButton = new JButton("FAIL");

        failButton.setEnabled(false);

        failButton.addActionListener((e) -> {

            dialog.dispose();

            if (frame != null) {

                frame.setVisible(false);

                frame.dispose();

            }

            throw new RuntimeException("Scrollbar artifact shown");

        });

        testButton.addActionListener((e) -> {

            testButton.setEnabled(false);

            action.run();

            passButton.setEnabled(true);

            failButton.setEnabled(true);

        });

        JPanel mainPanel = new JPanel(new BorderLayout());

        mainPanel.add(textArea, BorderLayout.CENTER);

        JPanel buttonPanel = new JPanel(new FlowLayout());

        buttonPanel.add(testButton);

        buttonPanel.add(passButton);

        buttonPanel.add(failButton);

        mainPanel.add(buttonPanel, BorderLayout.SOUTH);

        dialog.add(mainPanel);

        dialog.pack();

        dialog.setVisible(true);

    }

}