ColorPalette p1 = new GreyPalette(); ColorPalette p2 = null; try { p2 = (ColorPalette) p1.clone(); } catch (CloneNotSupportedException e) { System.err.println("Failed to clone."); } assertTrue(p1 != p2); assertTrue(p1.getClass() == p2.getClass()); assertTrue(p1.equals(p2));
BarRenderer r1 = new BarRenderer(); r1.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator()); 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));
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/plot/junit/ColorPaletteTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/renderer/category/junit/BarRendererTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 7 Number of AST nodes: 8
1
ColorPalette p1 = new GreyPalette();
2
        ColorPalette p
1
BarRenderer r1 = new BarRenderer();
2
        r1.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator());
3
2 = null;
3
        BarRenderer r2 = null;
4
        try {
4
        try {
5
            p2 = (ColorPalette) p1.clone();
5
            r2 = (BarRenderer) 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(p1 != p2);
10
        assertTrue(r1 != r2);
11
        assertTrue(p1.getClass() == p2.getClass());
11
        assertTrue(r1.getClass() == r2.getClass());
12
        assertTrue(p1.equals(p2));
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 comparisons34
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements4
    Number of unmapped statements in the first code fragment3
    Number of unmapped statements in the second code fragment4
    Time elapsed for statement mapping (ms)4.6
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
                                                                            
    1
    BarRenderer r1 = new BarRenderer();
    Preondition Violations
    Unmatched statement BarRenderer r1=new BarRenderer(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    1
    BarRenderer r1 = new BarRenderer();
    1
    ColorPalette p1 = new GreyPalette();
    1
    ColorPalette p1 = new GreyPalette();
    Preondition Violations
    Unmatched statement ColorPalette p1=new GreyPalette(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
                                                                              
                                                                                                                                                        
    2
    r1.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator());
    Preondition Violations
    Unmatched statement r1.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator()); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2
    r1.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator());
    2
    ColorPalette p2 = null;
                                                    
                                                  
    3
    BarRenderer r2 = null;
    3
    try
    3
    try
    4
    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
    4
    try
    4
    p2 = (ColorPalette)p1.clone();
    4
    p2 = (ColorPalette)p1.clone();
    Preondition Violations
    Unmatched statement p2=(ColorPalette)p1.clone(); 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
                                                                  
                                                                
    5
    r2 = (BarRenderer)r1.clone();
    Preondition Violations
    Unmatched statement r2=(BarRenderer)r1.clone(); 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
    5
    r2 = (BarRenderer)r1.clone();
    5
    assertTrue(p1 != p2);
    5
    assertTrue(p1 != p2);
    6
    assertTrue(r1 != r2);
    Differences
    Expression1Expression2Difference
    p1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.ColorPaletteorg.jfree.chart.renderer.category.BarRendererVARIABLE_TYPE_MISMATCH
    p2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.ColorPaletteorg.jfree.chart.renderer.category.BarRendererVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.plot.ColorPalette of variable p1 does not match with type org.jfree.chart.renderer.category.BarRenderer of variable r1
    • Make classes org.jfree.chart.plot.ColorPalette and org.jfree.chart.renderer.category.BarRenderer extend a common superclass
    Type org.jfree.chart.plot.ColorPalette of variable p2 does not match with type org.jfree.chart.renderer.category.BarRenderer of variable r2
    • Make classes org.jfree.chart.plot.ColorPalette and org.jfree.chart.renderer.category.BarRenderer extend a common superclass
    6
    assertTrue(r1 != r2);
    6
    assertTrue(p1.getClass() == p2.getClass());
    6
    assertTrue(p1.getClass() == p2.getClass());
    7
    assertTrue(r1.getClass() == r2.getClass());
    Differences
    Expression1Expression2Difference
    p1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.ColorPaletteorg.jfree.chart.renderer.category.BarRendererVARIABLE_TYPE_MISMATCH
    p2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.ColorPaletteorg.jfree.chart.renderer.category.BarRendererVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.plot.ColorPalette of variable p1 does not match with type org.jfree.chart.renderer.category.BarRenderer of variable r1
    • Make classes org.jfree.chart.plot.ColorPalette and org.jfree.chart.renderer.category.BarRenderer extend a common superclass
    Type org.jfree.chart.plot.ColorPalette of variable p2 does not match with type org.jfree.chart.renderer.category.BarRenderer of variable r2
    • Make classes org.jfree.chart.plot.ColorPalette and org.jfree.chart.renderer.category.BarRenderer extend a common superclass
    7
    assertTrue(r1.getClass() == r2.getClass());
    7
    assertTrue(p1.equals(p2));
    7
    assertTrue(p1.equals(p2));
    8
    assertTrue(r1.equals(r2));
    Differences
    Expression1Expression2Difference
    p2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.ColorPaletteorg.jfree.chart.renderer.category.BarRendererVARIABLE_TYPE_MISMATCH
    p1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.ColorPaletteorg.jfree.chart.renderer.category.BarRendererVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.plot.ColorPalette of variable p2 does not match with type org.jfree.chart.renderer.category.BarRenderer of variable r2
    • Make classes org.jfree.chart.plot.ColorPalette and org.jfree.chart.renderer.category.BarRenderer extend a common superclass
    Type org.jfree.chart.plot.ColorPalette of variable p1 does not match with type org.jfree.chart.renderer.category.BarRenderer of variable r1
    • Make classes org.jfree.chart.plot.ColorPalette and org.jfree.chart.renderer.category.BarRenderer extend a common superclass
    8
    assertTrue(r1.equals(r2));
    Precondition Violations (18)
    Row Violation
    1Unmatched statement BarRenderer r1=new BarRenderer(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2Unmatched statement ColorPalette p1=new GreyPalette(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3Unmatched statement r1.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator()); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    4Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    6Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    7Expression e cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Expression e.printStackTrace() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Expression System.err.println("Failed to clone.") is a void method call, and thus it cannot be parameterized
    10Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
    11Unmatched statement p2=(ColorPalette)p1.clone(); 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
    12Unmatched statement r2=(BarRenderer)r1.clone(); 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
    13Type org.jfree.chart.plot.ColorPalette of variable p1 does not match with type org.jfree.chart.renderer.category.BarRenderer of variable r1
    14Type org.jfree.chart.plot.ColorPalette of variable p2 does not match with type org.jfree.chart.renderer.category.BarRenderer of variable r2
    15Type org.jfree.chart.plot.ColorPalette of variable p1 does not match with type org.jfree.chart.renderer.category.BarRenderer of variable r1
    16Type org.jfree.chart.plot.ColorPalette of variable p2 does not match with type org.jfree.chart.renderer.category.BarRenderer of variable r2
    17Type org.jfree.chart.plot.ColorPalette of variable p2 does not match with type org.jfree.chart.renderer.category.BarRenderer of variable r2
    18Type org.jfree.chart.plot.ColorPalette of variable p1 does not match with type org.jfree.chart.renderer.category.BarRenderer of variable r1