CombinedDomainCategoryPlot plot1 = createPlot(); CombinedDomainCategoryPlot plot2 = null; try { plot2 = (CombinedDomainCategoryPlot) plot1.clone(); } catch (CloneNotSupportedException e) { System.err.println("Failed to clone."); } assertTrue(plot1 != plot2); assertTrue(plot1.getClass() == plot2.getClass()); assertTrue(plot1.equals(plot2));
CategoryStepRenderer r1 = new CategoryStepRenderer(false); CategoryStepRenderer r2 = null; try { r2 = (CategoryStepRenderer) r1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(r1 != r2); assertTrue(r1.getClass() == r2.getClass()); assertTrue(r1.equals(r2));
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/plot/junit/CombinedDomainCategoryPlotTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/renderer/category/junit/CategoryStepRendererTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 7 Number of AST nodes: 7
1
CombinedDomainCategoryPlot plot1 = createPlot();        
1
C
2
        CombinedDomainCategoryPlot plot
2
ategoryStepRenderer r1 = new CategoryStepRenderer(false);
3
2 = null;
3
        CategoryStepRenderer r2 = null;
4
        try {
4
        try {
5
            plot2 = (CombinedDomainCategoryPlot) plot1.clone();
5
            r2 = (CategoryStepRenderer) r1.clone();
6
        }
6
        }
7
        catch (CloneNotSupportedException e) {
7
        catch (CloneNotSupportedException e) {
8
            System.err.println("Failed to clone.");
8
            e.printStackTrace();
9
        }
9
        }
10
        assertTrue(plot1 != plot2);
10
        assertTrue(r1 != r2);
11
        assertTrue(plot1.getClass() == plot2.getClass());
11
        assertTrue(r1.getClass() == r2.getClass());
12
        assertTrue(plot1.equals(plot2));
12
        assertTrue(r1.equals(r2));
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)0.3
Clones locationClones are in different classes having the same super class
Number of node comparisons29
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements7
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)197.6
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    CombinedDomainCategoryPlot plot1 = createPlot();
    1
    CombinedDomainCategoryPlot plot1 = createPlot();
    1
    CategoryStepRenderer r1 = new CategoryStepRenderer(false);
    Differences
    Expression1Expression2Difference
    org.jfree.chart.plot.CombinedDomainCategoryPlotorg.jfree.chart.renderer.category.CategoryStepRendererSUBCLASS_TYPE_MISMATCH
    plot1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedDomainCategoryPlotorg.jfree.chart.renderer.category.CategoryStepRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.plot.CombinedDomainCategoryPlotorg.jfree.chart.renderer.category.CategoryStepRendererSUBCLASS_TYPE_MISMATCH
    createPlot()new CategoryStepRenderer(false)TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression new CategoryStepRenderer(false) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    1
    CategoryStepRenderer r1 = new CategoryStepRenderer(false);
    2
    CombinedDomainCategoryPlot plot2 = null;
    2
    CombinedDomainCategoryPlot plot2 = null;
    2
    CategoryStepRenderer r2 = null;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.plot.CombinedDomainCategoryPlotorg.jfree.chart.renderer.category.CategoryStepRendererSUBCLASS_TYPE_MISMATCH
    plot2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedDomainCategoryPlotorg.jfree.chart.renderer.category.CategoryStepRendererSUBCLASS_TYPE_MISMATCH
    2
    CategoryStepRenderer r2 = null;
    3
    try
    3
    try
    3
    try
    Differences
    Expression1Expression2Difference
    printlnprintStackTraceMETHOD_INVOCATION_NAME_MISMATCH
    System.erreAST_TYPE_MISMATCH
    System.err.println("Failed to clone.")e.printStackTrace()ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    Expression e cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    3
    try
    4
    plot2 = (CombinedDomainCategoryPlot)plot1.clone();
    4
    plot2 = (CombinedDomainCategoryPlot)plot1.clone();
    4
    r2 = (CategoryStepRenderer)r1.clone();
    Differences
    Expression1Expression2Difference
    plot2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedDomainCategoryPlotorg.jfree.chart.renderer.category.CategoryStepRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.plot.CombinedDomainCategoryPlotorg.jfree.chart.renderer.category.CategoryStepRendererSUBCLASS_TYPE_MISMATCH
    plot1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedDomainCategoryPlotorg.jfree.chart.renderer.category.CategoryStepRendererSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression (CombinedDomainCategoryPlot)plot1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (CategoryStepRenderer)r1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4
    r2 = (CategoryStepRenderer)r1.clone();
    5
    assertTrue(plot1 != plot2);
    5
    assertTrue(plot1 != plot2);
    5
    assertTrue(r1 != r2);
    Differences
    Expression1Expression2Difference
    plot1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedDomainCategoryPlotorg.jfree.chart.renderer.category.CategoryStepRendererSUBCLASS_TYPE_MISMATCH
    plot2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedDomainCategoryPlotorg.jfree.chart.renderer.category.CategoryStepRendererSUBCLASS_TYPE_MISMATCH
    5
    assertTrue(r1 != r2);
    6
    assertTrue(plot1.getClass() == plot2.getClass());
    6
    assertTrue(plot1.getClass() == plot2.getClass());
    6
    assertTrue(r1.getClass() == r2.getClass());
    Differences
    Expression1Expression2Difference
    plot1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedDomainCategoryPlotorg.jfree.chart.renderer.category.CategoryStepRendererSUBCLASS_TYPE_MISMATCH
    plot2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedDomainCategoryPlotorg.jfree.chart.renderer.category.CategoryStepRendererSUBCLASS_TYPE_MISMATCH
    6
    assertTrue(r1.getClass() == r2.getClass());
    7
    assertTrue(plot1.equals(plot2));
    7
    assertTrue(plot1.equals(plot2));
    7
    assertTrue(r1.equals(r2));
    Differences
    Expression1Expression2Difference
    plot2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedDomainCategoryPlotorg.jfree.chart.renderer.category.CategoryStepRendererSUBCLASS_TYPE_MISMATCH
    plot1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedDomainCategoryPlotorg.jfree.chart.renderer.category.CategoryStepRendererSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression plot2 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 plot2 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 plot1 cannot be unified with expression r1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    7
    assertTrue(r1.equals(r2));
    Precondition Violations (13)
    Row Violation
    1Expression new CategoryStepRenderer(false) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    4Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    5Expression e cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    8Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    9Expression (CombinedDomainCategoryPlot)plot1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10Expression (CategoryStepRenderer)r1.clone() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    11Expression plot2 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)
    12Expression plot2 cannot be unified with expression r2 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)
    13Expression plot1 cannot be unified with expression r1 , because common superclass org.jfree.util.PublicCloneable does not declare member(s) public boolean equals(java.lang.Object)