ColorBar c1 = new ColorBar("Test"); ColorBar c2 = null; try { c2 = (ColorBar) c1.clone(); } catch (CloneNotSupportedException e) { System.err.println("Failed to clone."); } assertTrue(c1 != c2); assertTrue(c1.getClass() == c2.getClass()); assertTrue(c1.equals(c2));
DefaultCategoryItemRenderer r1 = new DefaultCategoryItemRenderer(); DefaultCategoryItemRenderer r2 = null; try { r2 = (DefaultCategoryItemRenderer) 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/axis/junit/ColorBarTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/renderer/category/junit/DefaultCategoryItemRendererTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 7 Number of AST nodes: 7
1
ColorBar c1 = new ColorBar("Test");
1
DefaultCategoryItemRenderer r1 = new 
2
        ColorBa
2
DefaultCategoryItemRenderer();
3
r c2 = null;
3
        DefaultCategoryItemRenderer r2 = null;
4
        try {
4
        try {
5
            c2 = (ColorBar) c1.clone();
5
            r2 = (DefaultCategoryItemRenderer) r1.clone();
6
        }
6
        }
7
        catch (CloneNotSupportedException e) {
7
        catch (CloneNotSupportedException e) {
8
            System.err.println("Failed to clone.");
8
            System.err.println("Failed to clone.");
9
        }
9
        }
10
        assertTrue(c1 != c2);
10
        assertTrue(r1 != r2);
11
        assertTrue(c1.getClass() == c2.getClass());
11
        assertTrue(r1.getClass() == r2.getClass());
12
        assertTrue(c1.equals(c2));
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)0.2
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)4.0
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
                                                                                                                                            
    1
    DefaultCategoryItemRenderer r1 = new DefaultCategoryItemRenderer();
    1
    ColorBar c1 = new ColorBar("Test");
    1
    ColorBar c1 = new ColorBar("Test");
    Preondition Violations
    Unmatched statement ColorBar c1=new ColorBar("Test"); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
                                                                            
                                                                                  
    2
    DefaultCategoryItemRenderer r2 = null;
    2
    ColorBar c2 = null;
                                            
    3
    try
    3
    try
                                                                                                
    4
    r2 = (DefaultCategoryItemRenderer)r1.clone();
    Preondition Violations
    Unmatched statement r2=(DefaultCategoryItemRenderer)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 = (DefaultCategoryItemRenderer)r1.clone();
    4
    c2 = (ColorBar)c1.clone();
    4
    c2 = (ColorBar)c1.clone();
    Preondition Violations
    Unmatched statement c2=(ColorBar)c1.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(c1 != c2);
    5
    assertTrue(c1 != c2);
    5
    assertTrue(r1 != r2);
    Differences
    Expression1Expression2Difference
    c1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.ColorBarorg.jfree.chart.renderer.category.DefaultCategoryItemRendererVARIABLE_TYPE_MISMATCH
    c2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.ColorBarorg.jfree.chart.renderer.category.DefaultCategoryItemRendererVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.ColorBar of variable c1 does not match with type org.jfree.chart.renderer.category.DefaultCategoryItemRenderer of variable r1
    • Make classes org.jfree.chart.axis.ColorBar and org.jfree.chart.renderer.category.DefaultCategoryItemRenderer extend a common superclass
    Type org.jfree.chart.axis.ColorBar of variable c2 does not match with type org.jfree.chart.renderer.category.DefaultCategoryItemRenderer of variable r2
    • Make classes org.jfree.chart.axis.ColorBar and org.jfree.chart.renderer.category.DefaultCategoryItemRenderer extend a common superclass
    5
    assertTrue(r1 != r2);
    6
    assertTrue(c1.getClass() == c2.getClass());
    6
    assertTrue(c1.getClass() == c2.getClass());
    6
    assertTrue(r1.getClass() == r2.getClass());
    Differences
    Expression1Expression2Difference
    c1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.ColorBarorg.jfree.chart.renderer.category.DefaultCategoryItemRendererVARIABLE_TYPE_MISMATCH
    c2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.ColorBarorg.jfree.chart.renderer.category.DefaultCategoryItemRendererVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.ColorBar of variable c1 does not match with type org.jfree.chart.renderer.category.DefaultCategoryItemRenderer of variable r1
    • Make classes org.jfree.chart.axis.ColorBar and org.jfree.chart.renderer.category.DefaultCategoryItemRenderer extend a common superclass
    Type org.jfree.chart.axis.ColorBar of variable c2 does not match with type org.jfree.chart.renderer.category.DefaultCategoryItemRenderer of variable r2
    • Make classes org.jfree.chart.axis.ColorBar and org.jfree.chart.renderer.category.DefaultCategoryItemRenderer extend a common superclass
    6
    assertTrue(r1.getClass() == r2.getClass());
    7
    assertTrue(c1.equals(c2));
    7
    assertTrue(c1.equals(c2));
    7
    assertTrue(r1.equals(r2));
    Differences
    Expression1Expression2Difference
    c2r2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.ColorBarorg.jfree.chart.renderer.category.DefaultCategoryItemRendererVARIABLE_TYPE_MISMATCH
    c1r1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.ColorBarorg.jfree.chart.renderer.category.DefaultCategoryItemRendererVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.ColorBar of variable c2 does not match with type org.jfree.chart.renderer.category.DefaultCategoryItemRenderer of variable r2
    • Make classes org.jfree.chart.axis.ColorBar and org.jfree.chart.renderer.category.DefaultCategoryItemRenderer extend a common superclass
    Type org.jfree.chart.axis.ColorBar of variable c1 does not match with type org.jfree.chart.renderer.category.DefaultCategoryItemRenderer of variable r1
    • Make classes org.jfree.chart.axis.ColorBar and org.jfree.chart.renderer.category.DefaultCategoryItemRenderer extend a common superclass
    7
    assertTrue(r1.equals(r2));
    Precondition Violations (9)
    Row Violation
    1Unmatched statement ColorBar c1=new ColorBar("Test"); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2Unmatched statement r2=(DefaultCategoryItemRenderer)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
    3Unmatched statement c2=(ColorBar)c1.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
    4Type org.jfree.chart.axis.ColorBar of variable c1 does not match with type org.jfree.chart.renderer.category.DefaultCategoryItemRenderer of variable r1
    5Type org.jfree.chart.axis.ColorBar of variable c2 does not match with type org.jfree.chart.renderer.category.DefaultCategoryItemRenderer of variable r2
    6Type org.jfree.chart.axis.ColorBar of variable c1 does not match with type org.jfree.chart.renderer.category.DefaultCategoryItemRenderer of variable r1
    7Type org.jfree.chart.axis.ColorBar of variable c2 does not match with type org.jfree.chart.renderer.category.DefaultCategoryItemRenderer of variable r2
    8Type org.jfree.chart.axis.ColorBar of variable c2 does not match with type org.jfree.chart.renderer.category.DefaultCategoryItemRenderer of variable r2
    9Type org.jfree.chart.axis.ColorBar of variable c1 does not match with type org.jfree.chart.renderer.category.DefaultCategoryItemRenderer of variable r1