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));
StackedBarRenderer r1 = new StackedBarRenderer(); StackedBarRenderer r2 = null; try { r2 = (StackedBarRenderer) r1.clone(); } catch (CloneNotSupportedException e) { System.err.println("Failed to clone."); } 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/StackedBarRendererTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 7 Number of AST nodes: 7
1
ColorPalette p1 = new GreyPalette();
2
        ColorPalette p
1
StackedBarRenderer r1 = new StackedBarRenderer();
3
2 = null;
2
        StackedBarRenderer r2 = null;
4
        try {
3
        try {
5
            p2 = (ColorPalette) p1.clone();
4
            r2 = (StackedBarRenderer) r1.clone();
6
        }
5
        }
7
        catch (CloneNotSupportedException e) {
6
        catch (CloneNotSupportedException e) {
8
            System.err.println("Failed to clone.");
7
            System.err.println("Failed to clone.");
9
        }
8
        }
10
        assertTrue(p1 != p2);
9
        assertTrue(r1 != r2);
11
        assertTrue(p1.getClass() == p2.getClass());
10
        assertTrue(r1.getClass() == r2.getClass());
12
        assertTrue(p1.equals(p2));
11
        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)0.2
Clones locationClones are in different classes having the same super class
Number of node comparisons29
  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 fragment3
    Time elapsed for statement mapping (ms)3.9
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
                                                                                                        
    1
    StackedBarRenderer r1 = new StackedBarRenderer();
    Preondition Violations
    Unmatched statement StackedBarRenderer r1=new StackedBarRenderer(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    1
    StackedBarRenderer r1 = new StackedBarRenderer();
    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
    StackedBarRenderer r2 = null;
    2
    ColorPalette p2 = null;
                                                    
    3
    try
    3
    try
                                                                              
    4
    r2 = (StackedBarRenderer)r1.clone();
    Preondition Violations
    Unmatched statement r2=(StackedBarRenderer)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
    4
    r2 = (StackedBarRenderer)r1.clone();
    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
    assertTrue(p1 != p2);
    5
    assertTrue(p1 != p2);
    5
    assertTrue(r1 != r2);
    Differences
    Expression1Expression2Difference
    p1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.ColorPaletteorg.jfree.chart.renderer.category.StackedBarRendererVARIABLE_TYPE_MISMATCH
    p2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.ColorPaletteorg.jfree.chart.renderer.category.StackedBarRendererVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.plot.ColorPalette of variable p1 does not match with type org.jfree.chart.renderer.category.StackedBarRenderer of variable r1
    • Make classes org.jfree.chart.plot.ColorPalette and org.jfree.chart.renderer.category.StackedBarRenderer extend a common superclass
    Type org.jfree.chart.plot.ColorPalette of variable p2 does not match with type org.jfree.chart.renderer.category.StackedBarRenderer of variable r2
    • Make classes org.jfree.chart.plot.ColorPalette and org.jfree.chart.renderer.category.StackedBarRenderer extend a common superclass
    5
    assertTrue(r1 != r2);
    6
    assertTrue(p1.getClass() == p2.getClass());
    6
    assertTrue(p1.getClass() == p2.getClass());
    6
    assertTrue(r1.getClass() == r2.getClass());
    Differences
    Expression1Expression2Difference
    p1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.ColorPaletteorg.jfree.chart.renderer.category.StackedBarRendererVARIABLE_TYPE_MISMATCH
    p2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.ColorPaletteorg.jfree.chart.renderer.category.StackedBarRendererVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.plot.ColorPalette of variable p1 does not match with type org.jfree.chart.renderer.category.StackedBarRenderer of variable r1
    • Make classes org.jfree.chart.plot.ColorPalette and org.jfree.chart.renderer.category.StackedBarRenderer extend a common superclass
    Type org.jfree.chart.plot.ColorPalette of variable p2 does not match with type org.jfree.chart.renderer.category.StackedBarRenderer of variable r2
    • Make classes org.jfree.chart.plot.ColorPalette and org.jfree.chart.renderer.category.StackedBarRenderer extend a common superclass
    6
    assertTrue(r1.getClass() == r2.getClass());
    7
    assertTrue(p1.equals(p2));
    7
    assertTrue(p1.equals(p2));
    7
    assertTrue(r1.equals(r2));
    Differences
    Expression1Expression2Difference
    p2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.ColorPaletteorg.jfree.chart.renderer.category.StackedBarRendererVARIABLE_TYPE_MISMATCH
    p1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.ColorPaletteorg.jfree.chart.renderer.category.StackedBarRendererVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.plot.ColorPalette of variable p2 does not match with type org.jfree.chart.renderer.category.StackedBarRenderer of variable r2
    • Make classes org.jfree.chart.plot.ColorPalette and org.jfree.chart.renderer.category.StackedBarRenderer extend a common superclass
    Type org.jfree.chart.plot.ColorPalette of variable p1 does not match with type org.jfree.chart.renderer.category.StackedBarRenderer of variable r1
    • Make classes org.jfree.chart.plot.ColorPalette and org.jfree.chart.renderer.category.StackedBarRenderer extend a common superclass
    7
    assertTrue(r1.equals(r2));
    Precondition Violations (10)
    Row Violation
    1Unmatched statement StackedBarRenderer r1=new StackedBarRenderer(); 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 r2=(StackedBarRenderer)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
    4Unmatched 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
    5Type org.jfree.chart.plot.ColorPalette of variable p1 does not match with type org.jfree.chart.renderer.category.StackedBarRenderer of variable r1
    6Type org.jfree.chart.plot.ColorPalette of variable p2 does not match with type org.jfree.chart.renderer.category.StackedBarRenderer of variable r2
    7Type org.jfree.chart.plot.ColorPalette of variable p1 does not match with type org.jfree.chart.renderer.category.StackedBarRenderer of variable r1
    8Type org.jfree.chart.plot.ColorPalette of variable p2 does not match with type org.jfree.chart.renderer.category.StackedBarRenderer of variable r2
    9Type org.jfree.chart.plot.ColorPalette of variable p2 does not match with type org.jfree.chart.renderer.category.StackedBarRenderer of variable r2
    10Type org.jfree.chart.plot.ColorPalette of variable p1 does not match with type org.jfree.chart.renderer.category.StackedBarRenderer of variable r1