StandardPieSectionLabelGenerator generator = new StandardPieSectionLabelGenerator(); PiePlot p1 = new PiePlot(); p1.setLegendLabelToolTipGenerator(generator); PiePlot p2 = null; try { p2 = (PiePlot) p1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(p1 != p2); assertTrue(p1.getClass() == p2.getClass()); assertTrue(p1.equals(p2)); // change the generator and make sure it only affects p1 generator.getNumberFormat().setMinimumFractionDigits(2); assertFalse(p1.equals(p2));
StandardCategorySeriesLabelGenerator generator = new StandardCategorySeriesLabelGenerator("Series {0}"); BarRenderer r1 = new BarRenderer(); r1.setLegendItemToolTipGenerator(generator); BarRenderer r2 = null; try { r2 = (BarRenderer) r1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(r1 != r2); assertTrue(r1.getClass() == r2.getClass()); assertTrue(r1.equals(r2)); // check that the generator has been cloned assertTrue(r1.getLegendItemToolTipGenerator() != r2.getLegendItemToolTipGenerator());
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/plot/junit/PiePlotTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/renderer/category/junit/AbstractCategoryItemRendererTests.java
Method name: void testCloning_LegendLabelToolTipGenerator() Method name: void testCloning_LegendItemToolTipGenerator()
Number of AST nodes: 11 Number of AST nodes: 10
1
StandardPieSectionLabelGenerator generator 
1
StandardCategorySeriesLabelGenerator generator 
2
                = new StandardPieSectionLabelGenerator();
2
                = new StandardCategorySeriesLabelGenerator(
3
        PiePlot p1 = new PiePlot
3
"Series {0}");
4
();
4
        BarRenderer r1 = new BarRenderer();
5
        p1.setLegendLabelToolTipGenerator(generator);
5
        r1.setLegendItemToolTipGenerator(generator);
6
        PiePlot p2 = null;
6
        BarRenderer r2 = null;
7
        try {
7
        try {
8
            p2 = (PiePlot) p1.clone();
8
            r2 = (BarRenderer) r1.clone();
9
        }
9
        }
10
        catch (CloneNotSupportedException e) {
10
        catch (CloneNotSupportedException e) {
11
            e.printStackTrace();
11
            e.printStackTrace();
12
        }
12
        }
13
        assertTrue(p1 != p2);
13
        assertTrue(r1 != r2);
14
        assertTrue(p1.getClass() == p2.getClass());
14
        assertTrue(r1.getClass() == r2.getClass());
15
        assertTrue(p1.equals(p2));
15
        assertTrue(r1.equals(r2));
16
        
16
        
17
        // change the generator and make sure it only affects p1
17
        // check that the generator has been cloned
18
        generator.getNumberFormat().setMinimumFractionDigits(2);
18
        
19
        assertFalse(p1.equals(p2
19
assertTrue(r1.getLegendItemToolTipGenerator() 
20
));
20
                != r2.getLegendItemToolTipGenerator());
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)0.1
Clones locationClones are in different classes having the same super class
Number of node comparisons39
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements10
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)164.0
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    StandardPieSectionLabelGenerator generator = new StandardPieSectionLabelGenerator();
    1
    StandardPieSectionLabelGenerator generator = new StandardPieSectionLabelGenerator();
    1
    StandardCategorySeriesLabelGenerator generator = new StandardCategorySeriesLabelGenerator("Series {0}");
    Differences
    Expression1Expression2Difference
    org.jfree.chart.labels.StandardPieSectionLabelGeneratororg.jfree.chart.labels.StandardCategorySeriesLabelGeneratorSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.labels.StandardPieSectionLabelGeneratororg.jfree.chart.labels.StandardCategorySeriesLabelGeneratorSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.labels.StandardPieSectionLabelGeneratororg.jfree.chart.labels.StandardCategorySeriesLabelGeneratorSUBCLASS_TYPE_MISMATCH
    new StandardPieSectionLabelGenerator()new StandardCategorySeriesLabelGenerator("Series {0}")ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression new StandardPieSectionLabelGenerator() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new StandardCategorySeriesLabelGenerator("Series {0}") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new StandardPieSectionLabelGenerator() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new StandardCategorySeriesLabelGenerator("Series {0}") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    StandardCategorySeriesLabelGenerator generator = new StandardCategorySeriesLabelGenerator("Series {0}");
    2
    PiePlot p1 = new PiePlot();
    2
    PiePlot p1 = new PiePlot();
    2
    BarRenderer r1 = new BarRenderer();
    Differences
    Expression1Expression2Difference
    org.jfree.chart.plot.PiePlotorg.jfree.chart.renderer.category.BarRendererSUBCLASS_TYPE_MISMATCH
    p1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.PiePlotorg.jfree.chart.renderer.category.BarRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.plot.PiePlotorg.jfree.chart.renderer.category.BarRendererSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression new PiePlot() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new BarRenderer() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2
    BarRenderer r1 = new BarRenderer();
    3
    p1.setLegendLabelToolTipGenerator(generator);
    3
    p1.setLegendLabelToolTipGenerator(generator);
    3
    r1.setLegendItemToolTipGenerator(generator);
    Differences
    Expression1Expression2Difference
    org.jfree.chart.labels.StandardPieSectionLabelGeneratororg.jfree.chart.labels.StandardCategorySeriesLabelGeneratorSUBCLASS_TYPE_MISMATCH
    setLegendLabelToolTipGeneratorsetLegendItemToolTipGeneratorMETHOD_INVOCATION_NAME_MISMATCH
    p1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.PiePlotorg.jfree.chart.renderer.category.BarRendererSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression p1.setLegendLabelToolTipGenerator(generator) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression r1.setLegendItemToolTipGenerator(generator) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression p1.setLegendLabelToolTipGenerator(generator) is a void method call, and thus it cannot be parameterized
    Expression r1.setLegendItemToolTipGenerator(generator) is a void method call, and thus it cannot be parameterized
    Expression p1 cannot be unified with expression r1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public void setLegendLabelToolTipGenerator(org.jfree.chart.labels.PieSectionLabelGenerator) , public void setLegendItemToolTipGenerator(org.jfree.chart.labels.CategorySeriesLabelGenerator)
    3
    r1.setLegendItemToolTipGenerator(generator);
    4
    PiePlot p2 = null;
    4
    PiePlot p2 = null;
    4
    BarRenderer r2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.plot.PiePlotorg.jfree.chart.renderer.category.BarRendererSUBCLASS_TYPE_MISMATCH
    p2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.PiePlotorg.jfree.chart.renderer.category.BarRendererSUBCLASS_TYPE_MISMATCH
    4
    BarRenderer r2 = null;
    5
    try
    5
    try
    6
    p2 = (PiePlot)p1.clone();
    6
    p2 = (PiePlot)p1.clone();
    6
    r2 = (BarRenderer)r1.clone();
    Differences
    Expression1Expression2Difference
    p2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.PiePlotorg.jfree.chart.renderer.category.BarRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.plot.PiePlotorg.jfree.chart.renderer.category.BarRendererSUBCLASS_TYPE_MISMATCH
    p1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.PiePlotorg.jfree.chart.renderer.category.BarRendererSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (PiePlot)p1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (BarRenderer)r1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6
    r2 = (BarRenderer)r1.clone();
    7
    assertTrue(p1 != p2);
    7
    assertTrue(p1 != p2);
    7
    assertTrue(r1 != r2);
    Differences
    Expression1Expression2Difference
    p1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.PiePlotorg.jfree.chart.renderer.category.BarRendererSUBCLASS_TYPE_MISMATCH
    p2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.PiePlotorg.jfree.chart.renderer.category.BarRendererSUBCLASS_TYPE_MISMATCH
    7
    assertTrue(r1 != r2);
    8
    assertTrue(p1.getClass() == p2.getClass());
    8
    assertTrue(p1.getClass() == p2.getClass());
    8
    assertTrue(r1.getClass() == r2.getClass());
    Differences
    Expression1Expression2Difference
    p1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.PiePlotorg.jfree.chart.renderer.category.BarRendererSUBCLASS_TYPE_MISMATCH
    p2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.PiePlotorg.jfree.chart.renderer.category.BarRendererSUBCLASS_TYPE_MISMATCH
    8
    assertTrue(r1.getClass() == r2.getClass());
    9
    assertTrue(p1.equals(p2));
    9
    assertTrue(p1.equals(p2));
    9
    assertTrue(r1.equals(r2));
    Differences
    Expression1Expression2Difference
    p2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.PiePlotorg.jfree.chart.renderer.category.BarRendererSUBCLASS_TYPE_MISMATCH
    p1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.PiePlotorg.jfree.chart.renderer.category.BarRendererSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression p2 cannot be unified with expression r2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public boolean equals(java.lang.Object)
    Expression p2 cannot be unified with expression r2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    Expression p1 cannot be unified with expression r1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    9
    assertTrue(r1.equals(r2));
    10
    generator.getNumberFormat().setMinimumFractionDigits(2);
    10
    generator.getNumberFormat().setMinimumFractionDigits(2);
    Preondition Violations
    Unmatched statement generator.getNumberFormat().setMinimumFractionDigits(2); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                                                                            
    11
    assertFalse(p1.equals(p2));
    11
    assertFalse(p1.equals(p2));
    10
    assertTrue(r1.getLegendItemToolTipGenerator() != r2.getLegendItemToolTipGenerator());
    Differences
    Expression1Expression2Difference
    p1.equals(p2)r1.getLegendItemToolTipGenerator() != r2.getLegendItemToolTipGenerator()TYPE_COMPATIBLE_REPLACEMENT
    assertFalseassertTrueMETHOD_INVOCATION_NAME_MISMATCH
    Preondition Violations
    Expression p1.equals(p2) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression r1.getLegendItemToolTipGenerator() != r2.getLegendItemToolTipGenerator() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression assertFalse(p1.equals(p2)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression assertTrue(r1.getLegendItemToolTipGenerator() != r2.getLegendItemToolTipGenerator()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression assertFalse(p1.equals(p2)) is a void method call, and thus it cannot be parameterized
    Expression assertTrue(r1.getLegendItemToolTipGenerator() != r2.getLegendItemToolTipGenerator()) is a void method call, and thus it cannot be parameterized
    10
    assertTrue(r1.getLegendItemToolTipGenerator() != r2.getLegendItemToolTipGenerator());
    Precondition Violations (24)
    Row Violation
    1Expression new StandardPieSectionLabelGenerator() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression new StandardCategorySeriesLabelGenerator("Series {0}") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression new StandardPieSectionLabelGenerator() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression new StandardCategorySeriesLabelGenerator("Series {0}") cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression new PiePlot() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression new BarRenderer() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Expression p1.setLegendLabelToolTipGenerator(generator) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Expression r1.setLegendItemToolTipGenerator(generator) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Expression p1.setLegendLabelToolTipGenerator(generator) is a void method call, and thus it cannot be parameterized
    10Expression r1.setLegendItemToolTipGenerator(generator) is a void method call, and thus it cannot be parameterized
    11Expression p1 cannot be unified with expression r1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public void setLegendLabelToolTipGenerator(org.jfree.chart.labels.PieSectionLabelGenerator) , public void setLegendItemToolTipGenerator(org.jfree.chart.labels.CategorySeriesLabelGenerator)
    12Expression (PiePlot)p1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    13Expression (BarRenderer)r1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    14Expression p2 cannot be unified with expression r2 , because common superclass type org.jfree.util.PublicCloneable cannot be passed as an argument to public boolean equals(java.lang.Object)
    15Expression p2 cannot be unified with expression r2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    16Expression p1 cannot be unified with expression r1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    17Unmatched statement generator.getNumberFormat().setMinimumFractionDigits(2); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    18Expression p1.equals(p2) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    19Expression r1.getLegendItemToolTipGenerator() != r2.getLegendItemToolTipGenerator() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    20Expression assertFalse(p1.equals(p2)) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    21Expression assertTrue(r1.getLegendItemToolTipGenerator() != r2.getLegendItemToolTipGenerator()) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    22Expression assertFalse(p1.equals(p2)) is a void method call, and thus it cannot be parameterized
    23Expression assertTrue(r1.getLegendItemToolTipGenerator() != r2.getLegendItemToolTipGenerator()) is a void method call, and thus it cannot be parameterized
    24Clone fragment #1 returns variables generator , while Clone fragment #2 returns variables