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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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5 * This code is free software; you can redistribute it and/or modify it
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7 * published by the Free Software Foundation.
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
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22 */
23
24/* @test
25 * @bug 8005019
26 * @summary JTable passes row index instead of length when inserts selection interval
27 * @author Alexander Scherbatiy
28 * @run main bug8005019
29 */
30
31import java.util.*;
32import javax.swing.*;
33import javax.swing.table.*;
34
35public class bug8005019 {
36
37    public static void main(String[] args) throws Exception {
38        SwingUtilities.invokeAndWait(new Runnable() {
39
40            @Override
41            public void run() {
42                testSelectionWithFilterTable();
43            }
44        });
45    }
46
47    private static void testSelectionWithFilterTable() {
48        DefaultTableModel model = new DefaultTableModel(0, 1);
49        // a model with 3 elements is the minimum to demonstrate
50        // the bug
51        int last = 2;
52        for (int i = 0; i <= last; i++) {
53            model.addRow(new Object[]{i});
54        }
55        JTable table = new JTable(model);
56        table.setAutoCreateRowSorter(true);
57        // set selection at the end
58        table.setRowSelectionInterval(last, last);
59        // exclude rows based on identifier
60        RowFilter filter = new GeneralFilter(new int[]{0});
61        ((DefaultRowSorter) table.getRowSorter()).setRowFilter(filter);
62        // insertRow _before or at_ selected model index, such that
63        // endIndex (in event) > 1
64        model.insertRow(2, new Object[]{"x"});
65    }
66
67    private static class GeneralFilter extends RowFilter<Object, Object> {
68
69        private int[] columns;
70        List excludes = Arrays.asList(0);
71
72        GeneralFilter(int[] columns) {
73            this.columns = columns;
74        }
75
76        public boolean include(RowFilter.Entry<? extends Object, ? extends Object> value) {
77            int count = value.getValueCount();
78            if (columns.length > 0) {
79                for (int i = columns.length - 1; i >= 0; i--) {
80                    int index = columns[i];
81                    if (index < count) {
82                        if (include(value, index)) {
83                            return true;
84                        }
85                    }
86                }
87            } else {
88                while (--count >= 0) {
89                    if (include(value, count)) {
90                        return true;
91                    }
92                }
93            }
94            return false;
95        }
96
97        protected boolean include(
98                Entry<? extends Object, ? extends Object> entry,
99                int index) {
100            return !excludes.contains(entry.getIdentifier());
101        }
102    }
103}
104