try { DefaultCategoryDataset dataset = new DefaultCategoryDataset(); dataset.addValue(1.0, "S1", "C1"); dataset.addValue(2.0, "S1", "C2"); dataset.addValue(3.0, "S2", "C1"); dataset.addValue(4.0, "S2", "C2"); GroupedStackedBarRenderer renderer = new GroupedStackedBarRenderer(); CategoryPlot plot = new CategoryPlot(dataset, new CategoryAxis("Category"), new NumberAxis("Value"), 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 { DefaultStatisticalCategoryDataset dataset = new DefaultStatisticalCategoryDataset(); dataset.add(1.0, 2.0, "S1", "C1"); dataset.add(new Double(4.0), null, "S1", "C2"); CategoryPlot plot = new CategoryPlot(dataset, new CategoryAxis("Category"), new NumberAxis("Value"), new StatisticalBarRenderer()); 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/category/junit/GroupedStackedBarRendererTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/renderer/category/junit/StatisticalBarRendererTests.java
Method name: void testDrawWithNullInfo() Method name: void testDrawWithNullDeviationVertical()
Number of AST nodes: 11 Number of AST nodes: 10
1
boolean success = false;
1
try {
2
        try {
2
            DefaultCategoryDataset dataset
3
            DefaultStatisticalCategoryDataset dataset
3
 = new DefaultCategoryDataset();
4
                    = new DefaultStatisticalCategoryDataset();
4
            dataset.addValue(1.0, "S1", "C1");
5
            dataset.add(1.0, 
5
            dataset.addValue(2.0, "S1", "C2");
6
2.0, "S1", "C1");
6
            dataset.addValue(3.0, "S2", "C1");
7
            dataset.add(new Double(4.0
7
            dataset.addValue(4.0, "S2", "C2");
8
), null, "S1", "C2");
8
            GroupedStackedBarRenderer renderer
9
                    = new GroupedStackedBarRenderer();
10
            CategoryPlot plot = new CategoryPlot(dataset,
9
            CategoryPlot plot = new CategoryPlot(dataset,
11
                    new CategoryAxis("Category"), new NumberAxis("Value"),
10
                    new CategoryAxis("Category"), new NumberAxis("Value"),
12
                    renderer);
11
                    new StatisticalBarRenderer());
13
            JFreeChart chart = new JFreeChart(plot);
12
            JFreeChart chart = new JFreeChart(plot);
14
            /* BufferedImage image = */ chart.createBufferedImage(300, 200,
13
            /* BufferedImage image = */ chart.createBufferedImage(300, 200,
15
                    null);
14
                    null);
16
            success = true;
15
            success = true;
17
        }
16
        }
18
        catch (NullPointerException e) {
17
        catch (NullPointerException e) {
19
            e.printStackTrace();
18
            e.printStackTrace();
20
            success = false;
19
            success = false;
21
        }
20
        }
21
        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 comparisons88
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements8
    Number of unmapped statements in the first code fragment3
    Number of unmapped statements in the second code fragment2
    Time elapsed for statement mapping (ms)362.6
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
                                                      
    1
    boolean success = false;
    2
    try
    2
    try
    3
    DefaultCategoryDataset dataset = new DefaultCategoryDataset();
    3
    DefaultCategoryDataset dataset = new DefaultCategoryDataset();
    3
    DefaultStatisticalCategoryDataset dataset = new DefaultStatisticalCategoryDataset();
    Differences
    Expression1Expression2Difference
    org.jfree.data.category.DefaultCategoryDatasetorg.jfree.data.statistics.DefaultStatisticalCategoryDatasetSUBCLASS_TYPE_MISMATCH
    org.jfree.data.category.DefaultCategoryDatasetorg.jfree.data.statistics.DefaultStatisticalCategoryDatasetSUBCLASS_TYPE_MISMATCH
    org.jfree.data.category.DefaultCategoryDatasetorg.jfree.data.statistics.DefaultStatisticalCategoryDatasetSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression new DefaultCategoryDataset() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new DefaultStatisticalCategoryDataset() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3
    DefaultStatisticalCategoryDataset dataset = new DefaultStatisticalCategoryDataset();
    4
    dataset.addValue(1.0, "S1", "C1");
    4
    dataset.addValue(1.0, "S1", "C1");
    5
    dataset.add(new Double(4.0), null, "S1", "C2");
    Differences
    Expression1Expression2Difference
    addValueaddMETHOD_INVOCATION_NAME_MISMATCH
    org.jfree.data.category.DefaultCategoryDatasetorg.jfree.data.statistics.DefaultStatisticalCategoryDatasetSUBCLASS_TYPE_MISMATCH
    dataset.addValue(1.0,"S1","C1")dataset.add(new Double(4.0),null,"S1","C2")ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression dataset.addValue(1.0,"S1","C1") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression dataset.add(new Double(4.0),null,"S1","C2") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression dataset.addValue(1.0,"S1","C1") is a void method call, and thus it cannot be parameterized
    Expression dataset.add(new Double(4.0),null,"S1","C2") is a void method call, and thus it cannot be parameterized
    Expression dataset cannot be unified with expression dataset , because common superclass org.jfree.data.general.AbstractDataset does not declare member(s) public void addValue(double, Comparable#RAW, Comparable#RAW) , public void add(java.lang.Number, java.lang.Number, Comparable#RAW, Comparable#RAW)
    Expression dataset.addValue(1.0,"S1","C1") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression dataset.add(new Double(4.0),null,"S1","C2") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression dataset.addValue(1.0,"S1","C1") is a void method call, and thus it cannot be parameterized
    Expression dataset.add(new Double(4.0),null,"S1","C2") is a void method call, and thus it cannot be parameterized
    5
    dataset.add(new Double(4.0), null, "S1", "C2");
    5
    dataset.addValue(2.0, "S1", "C2");
    5
    dataset.addValue(2.0, "S1", "C2");
    4
    dataset.add(1.0, 2.0, "S1", "C1");
    Differences
    Expression1Expression2Difference
    addValueaddMETHOD_INVOCATION_NAME_MISMATCH
    org.jfree.data.category.DefaultCategoryDatasetorg.jfree.data.statistics.DefaultStatisticalCategoryDatasetSUBCLASS_TYPE_MISMATCH
    dataset.addValue(2.0,"S1","C2")dataset.add(1.0,2.0,"S1","C1")ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression dataset.addValue(2.0,"S1","C2") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression dataset.add(1.0,2.0,"S1","C1") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression dataset.addValue(2.0,"S1","C2") is a void method call, and thus it cannot be parameterized
    Expression dataset.add(1.0,2.0,"S1","C1") is a void method call, and thus it cannot be parameterized
    Expression dataset cannot be unified with expression dataset , because common superclass org.jfree.data.general.AbstractDataset does not declare member(s) public void addValue(double, Comparable#RAW, Comparable#RAW) , public void add(double, double, Comparable#RAW, Comparable#RAW)
    Expression dataset.addValue(2.0,"S1","C2") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression dataset.add(1.0,2.0,"S1","C1") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression dataset.addValue(2.0,"S1","C2") is a void method call, and thus it cannot be parameterized
    Expression dataset.add(1.0,2.0,"S1","C1") is a void method call, and thus it cannot be parameterized
    4
    dataset.add(1.0, 2.0, "S1", "C1");
    6
    dataset.addValue(3.0, "S2", "C1");
    6
    dataset.addValue(3.0, "S2", "C1");
    Preondition Violations
    Unmatched statement dataset.addValue(3.0,"S2","C1"); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    Unmatched statement dataset.addValue(3.0,"S2","C1"); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
                                                                          
    7
    dataset.addValue(4.0, "S2", "C2");
    7
    dataset.addValue(4.0, "S2", "C2");
    Preondition Violations
    Unmatched statement dataset.addValue(4.0,"S2","C2"); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    Unmatched statement dataset.addValue(4.0,"S2","C2"); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
                                                                          
    8
    GroupedStackedBarRenderer renderer = new GroupedStackedBarRenderer();
    8
    GroupedStackedBarRenderer renderer = new GroupedStackedBarRenderer();
    Preondition Violations
    Unmatched statement GroupedStackedBarRenderer renderer=new GroupedStackedBarRenderer(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
                                                                                                                                                
    9
    CategoryPlot plot = new CategoryPlot(dataset, new CategoryAxis("Category"), new NumberAxis("Value"), renderer);
    9
    CategoryPlot plot = new CategoryPlot(dataset, new CategoryAxis("Category"), new NumberAxis("Value"), renderer);
    6
    CategoryPlot plot = new CategoryPlot(dataset, new CategoryAxis("Category"), new NumberAxis("Value"), new StatisticalBarRenderer());
    Differences
    Expression1Expression2Difference
    org.jfree.data.category.DefaultCategoryDatasetorg.jfree.data.statistics.DefaultStatisticalCategoryDatasetSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.renderer.category.GroupedStackedBarRendererorg.jfree.chart.renderer.category.StatisticalBarRendererSUBCLASS_TYPE_MISMATCH
    renderernew StatisticalBarRenderer()TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression dataset cannot be unified with expression dataset , because common superclass type org.jfree.data.general.AbstractDataset cannot be passed as an argument to public void <init>(org.jfree.data.category.CategoryDataset, org.jfree.chart.axis.CategoryAxis, org.jfree.chart.axis.ValueAxis, org.jfree.chart.renderer.category.CategoryItemRenderer)
    Expression renderer cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6
    CategoryPlot plot = new CategoryPlot(dataset, new CategoryAxis("Category"), new NumberAxis("Value"), new StatisticalBarRenderer());
    10
    JFreeChart chart = new JFreeChart(plot);
    7
    JFreeChart chart = new JFreeChart(plot);
    11
    chart.createBufferedImage(300, 200, null);
    8
    chart.createBufferedImage(300, 200, null);
    12
    success = true;
    9
    success = true;
                                                    
    10
    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
    10
    assertTrue(success);
    Precondition Violations (29)
    Row Violation
    1Expression new DefaultCategoryDataset() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression new DefaultStatisticalCategoryDataset() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression dataset.addValue(1.0,"S1","C1") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression dataset.add(new Double(4.0),null,"S1","C2") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression dataset.addValue(1.0,"S1","C1") is a void method call, and thus it cannot be parameterized
    6Expression dataset.add(new Double(4.0),null,"S1","C2") is a void method call, and thus it cannot be parameterized
    7Expression dataset cannot be unified with expression dataset , because common superclass org.jfree.data.general.AbstractDataset does not declare member(s) public void addValue(double, Comparable#RAW, Comparable#RAW) , public void add(java.lang.Number, java.lang.Number, Comparable#RAW, Comparable#RAW)
    8Expression dataset.addValue(1.0,"S1","C1") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Expression dataset.add(new Double(4.0),null,"S1","C2") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10Expression dataset.addValue(1.0,"S1","C1") is a void method call, and thus it cannot be parameterized
    11Expression dataset.add(new Double(4.0),null,"S1","C2") is a void method call, and thus it cannot be parameterized
    12Expression dataset.addValue(2.0,"S1","C2") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    13Expression dataset.add(1.0,2.0,"S1","C1") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    14Expression dataset.addValue(2.0,"S1","C2") is a void method call, and thus it cannot be parameterized
    15Expression dataset.add(1.0,2.0,"S1","C1") is a void method call, and thus it cannot be parameterized
    16Expression dataset cannot be unified with expression dataset , because common superclass org.jfree.data.general.AbstractDataset does not declare member(s) public void addValue(double, Comparable#RAW, Comparable#RAW) , public void add(double, double, Comparable#RAW, Comparable#RAW)
    17Expression dataset.addValue(2.0,"S1","C2") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    18Expression dataset.add(1.0,2.0,"S1","C1") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    19Expression dataset.addValue(2.0,"S1","C2") is a void method call, and thus it cannot be parameterized
    20Expression dataset.add(1.0,2.0,"S1","C1") is a void method call, and thus it cannot be parameterized
    21Unmatched statement dataset.addValue(3.0,"S2","C1"); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    22Unmatched statement dataset.addValue(3.0,"S2","C1"); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
    23Unmatched statement dataset.addValue(4.0,"S2","C2"); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    24Unmatched statement dataset.addValue(4.0,"S2","C2"); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
    25Unmatched statement GroupedStackedBarRenderer renderer=new GroupedStackedBarRenderer(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    26Expression dataset cannot be unified with expression dataset , because common superclass type org.jfree.data.general.AbstractDataset cannot be passed as an argument to public void <init>(org.jfree.data.category.CategoryDataset, org.jfree.chart.axis.CategoryAxis, org.jfree.chart.axis.ValueAxis, org.jfree.chart.renderer.category.CategoryItemRenderer)
    27Expression renderer cannot be parameterized, because it has dependencies to/from statements that will be extracted
    28Unmatched statement assertTrue(success); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    29Clone fragment #1 returns variables success , while Clone fragment #2 returns variables