try { DefaultTableXYDataset dataset = new DefaultTableXYDataset(); XYSeries s1 = new XYSeries("Series 1", true, false); s1.add(5.0, 5.0); s1.add(10.0, 15.5); s1.add(15.0, 9.5); s1.add(20.0, 7.5); dataset.addSeries(s1); XYSeries s2 = new XYSeries("Series 2", true, false); s2.add(5.0, 5.0); s2.add(10.0, 15.5); s2.add(15.0, 9.5); s2.add(20.0, 3.5); dataset.addSeries(s2); StackedXYAreaRenderer renderer = new StackedXYAreaRenderer( XYAreaRenderer.LINES); XYPlot plot = new XYPlot(dataset, new NumberAxis("X"), new NumberAxis("Y"), renderer); JFreeChart chart = new JFreeChart(plot); /* BufferedImage image = */ chart.createBufferedImage(300, 200, null); success = true; } catch (NullPointerException e) { e.printStackTrace(); success = false; }
boolean success = false; try { DefaultTableXYDataset dataset = new DefaultTableXYDataset(); XYSeries s1 = new XYSeries("Series 1", true, false); s1.add(5.0, 5.0); s1.add(10.0, 15.5); s1.add(15.0, 9.5); s1.add(20.0, 7.5); dataset.addSeries(s1); XYSeries s2 = new XYSeries("Series 2", true, false); s2.add(5.0, 5.0); s2.add(10.0, 15.5); s2.add(15.0, 9.5); s2.add(20.0, 3.5); dataset.addSeries(s2); XYPlot plot = new XYPlot(dataset, new NumberAxis("X"), new NumberAxis("Y"), new XYStepRenderer()); JFreeChart chart = new JFreeChart(plot); /* BufferedImage image = */ chart.createBufferedImage(300, 200, null); success = true; } catch (NullPointerException e) { e.printStackTrace(); success = false; } assertTrue(success);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/renderer/xy/junit/StackedXYAreaRendererTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/renderer/xy/junit/XYStepRendererTests.java
Method name: void testBug1593156() Method name: void testDrawWithNullInfo()
Number of AST nodes: 19 Number of AST nodes: 20
1
boolean success = false;
1
try {
2
        try {
2
            DefaultTableXYDataset dataset = new DefaultTableXYDataset();
3
            DefaultTableXYDataset dataset = new DefaultTableXYDataset();
3
            XYSeries s1 = new XYSeries("Series 1", true, false);
4
            XYSeries s1 = new XYSeries("Series 1", true, false);
4
            s1.add(5.0, 5.0);
5
            s1.add(5.0, 5.0);
5
            s1.add(10.0, 15.5);
6
            s1.add(10.0, 15.5);
6
            s1.add(15.0, 9.5);
7
            s1.add(15.0, 9.5);
7
            s1.add(20.0, 7.5);
8
            s1.add(20.0, 7.5);
8
            dataset.addSeries(s1);
9
            dataset.addSeries(s1);
9
            XYSeries s2 = new XYSeries("Series 2", true, false);
10
            XYSeries s2 = new XYSeries("Series 2", true, false);
10
            s2.add(5.0, 5.0);
11
            s2.add(5.0, 5.0);
11
            s2.add(10.0, 15.5);
12
            s2.add(10.0, 15.5);
12
            s2.add(15.0, 9.5);
13
            s2.add(15.0, 9.5);
13
            s2.add(20.0, 3.5);
14
            s2.add(20.0, 3.5);
14
            dataset.addSeries(s2);
15
            dataset.addSeries(s2);
15
            StackedXYAreaRenderer renderer = new StackedXYAreaRenderer(
16
                    XYAreaRenderer.LINES);
17
            XYPlot plot = new XYPlot(dataset,
16
            XYPlot plot = new XYPlot(dataset,
18
                    new NumberAxis("X"), new NumberAxis("Y"),
17
                    new NumberAxis("X"), new NumberAxis("Y"),
19
                    renderer);
18
                    new XYStepRenderer());
20
            JFreeChart chart = new JFreeChart(plot);
19
            JFreeChart chart = new JFreeChart(plot);
21
            /* BufferedImage image = */ chart.createBufferedImage(300, 200,
20
            /* BufferedImage image = */ chart.createBufferedImage(300, 200,
22
                    null);
21
                    null);
23
            success = true;
22
            success = true;
24
        }
23
        }
25
        catch (NullPointerException e) {
24
        catch (NullPointerException e) {
26
            e.printStackTrace();
25
            e.printStackTrace();
27
            success = false;
26
            success = false;
28
        }
27
        }
28
        assertTrue(success);
Summary
Number of common nesting structure subtrees1
Number of refactorable cases0
Number of non-refactorable cases1
Time elapsed for finding largest common nesting structure subtrees (ms)0.2
Clones locationClones are in different classes having the same super class
Number of node comparisons342
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements18
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment2
    Time elapsed for statement mapping (ms)452.3
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
                                                      
    1
    boolean success = false;
    2
    try
    2
    try
    3
    DefaultTableXYDataset dataset = new DefaultTableXYDataset();
    3
    DefaultTableXYDataset dataset = new DefaultTableXYDataset();
    4
    XYSeries s1 = new XYSeries("Series 1", true, false);
    4
    XYSeries s1 = new XYSeries("Series 1", true, false);
    5
    s1.add(5.0, 5.0);
    5
    s1.add(5.0, 5.0);
    6
    s1.add(10.0, 15.5);
    6
    s1.add(10.0, 15.5);
    7
    s1.add(15.0, 9.5);
    7
    s1.add(15.0, 9.5);
    8
    s1.add(20.0, 7.5);
    8
    s1.add(20.0, 7.5);
    9
    dataset.addSeries(s1);
    9
    dataset.addSeries(s1);
    10
    XYSeries s2 = new XYSeries("Series 2", true, false);
    10
    XYSeries s2 = new XYSeries("Series 2", true, false);
    11
    s2.add(5.0, 5.0);
    11
    s2.add(5.0, 5.0);
    12
    s2.add(10.0, 15.5);
    12
    s2.add(10.0, 15.5);
    13
    s2.add(15.0, 9.5);
    13
    s2.add(15.0, 9.5);
    14
    s2.add(20.0, 3.5);
    14
    s2.add(20.0, 3.5);
    15
    dataset.addSeries(s2);
    15
    dataset.addSeries(s2);
    16
    StackedXYAreaRenderer renderer = new StackedXYAreaRenderer(XYAreaRenderer.LINES);
                                                                                                                                                                          
    17
    XYPlot plot = new XYPlot(dataset, new NumberAxis("X"), new NumberAxis("Y"), renderer);
    17
    XYPlot plot = new XYPlot(dataset, new NumberAxis("X"), new NumberAxis("Y"), renderer);
    16
    XYPlot plot = new XYPlot(dataset, new NumberAxis("X"), new NumberAxis("Y"), new XYStepRenderer());
    Differences
    Expression1Expression2Difference
    org.jfree.chart.renderer.xy.StackedXYAreaRendererorg.jfree.chart.renderer.xy.XYStepRendererSUBCLASS_TYPE_MISMATCH
    renderernew XYStepRenderer()TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression renderer cannot be parameterized, because it has dependencies to/from statements that will be extracted
    16
    XYPlot plot = new XYPlot(dataset, new NumberAxis("X"), new NumberAxis("Y"), new XYStepRenderer());
    18
    JFreeChart chart = new JFreeChart(plot);
    17
    JFreeChart chart = new JFreeChart(plot);
    19
    chart.createBufferedImage(300, 200, null);
    18
    chart.createBufferedImage(300, 200, null);
    20
    success = true;
    19
    success = true;
                                                    
    20
    assertTrue(success);
    Preondition Violations
    Unmatched statement assertTrue(success); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    20
    assertTrue(success);
    Precondition Violations (3)
    Row Violation
    1Expression renderer cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Unmatched statement assertTrue(success); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    3Clone fragment #1 returns variables success , while Clone fragment #2 returns variables