XYImageAnnotation a1 = new XYImageAnnotation(10.0, 20.0, JFreeChart.INFO.getLogo()); XYImageAnnotation a2 = null; try { a2 = (XYImageAnnotation) a1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(a1 != a2); assertTrue(a1.getClass() == a2.getClass()); assertTrue(a1.equals(a2));
PinNeedle n1 = new PinNeedle(); PinNeedle n2 = null; try { n2 = (PinNeedle) n1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); System.err.println("Failed to clone."); } assertTrue(n1 != n2); assertTrue(n1.getClass() == n2.getClass()); assertTrue(n1.equals(n2));
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/annotations/junit/XYImageAnnotationTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/needle/junit/PinNeedleTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 7 Number of AST nodes: 7
1
XYImageAnnotation a1 = new XYImageAnnotation(10.0, 20.0,
2
                JFreeChart.INFO.getLogo());
3
        XYImageAnnotation a
1
PinNeedle n1 = new PinNeedle();
4
2 = null;
2
        PinNeedle n2 = null;
5
        try {
3
        try {
6
            a2 = (XYImageAnnotation) a1.clone();
4
            n2 = (PinNeedle) n1.clone();
7
        }
5
        }
8
        catch (CloneNotSupportedException e) {
6
        catch (CloneNotSupportedException e) {
9
            e.printStackTrace();
7
            e.printStackTrace();
8
            System.err.println("Failed to clone.");
10
        }
9
        }
11
        assertTrue(a1 != a2);
10
        assertTrue(n1 != n2);
12
        assertTrue(a1.getClass() == a2.getClass());
11
        assertTrue(n1.getClass() == n2.getClass());
13
        assertTrue(a1.equals(a2));
12
        assertTrue(n1.equals(n2));
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 comparisons26
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements3
    Number of unmapped statements in the first code fragment4
    Number of unmapped statements in the second code fragment4
    Time elapsed for statement mapping (ms)3.3
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
                                                                    
    1
    PinNeedle n1 = new PinNeedle();
    1
    XYImageAnnotation a1 = new XYImageAnnotation(10.0, 20.0, JFreeChart.INFO.getLogo());
    1
    XYImageAnnotation a1 = new XYImageAnnotation(10.0, 20.0, JFreeChart.INFO.getLogo());
    Preondition Violations
    Unmatched statement XYImageAnnotation a1=new XYImageAnnotation(10.0,20.0,JFreeChart.INFO.getLogo()); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
                                                                                                                                                                          
                                              
    2
    PinNeedle n2 = null;
    2
    XYImageAnnotation a2 = null;
                                                              
                
    3
    try
                                                            
    4
    n2 = (PinNeedle)n1.clone();
    3
    try
                
    4
    a2 = (XYImageAnnotation)a1.clone();
                                                                            
    5
    assertTrue(a1 != a2);
    5
    assertTrue(a1 != a2);
    5
    assertTrue(n1 != n2);
    Differences
    Expression1Expression2Difference
    a1n1VARIABLE_NAME_MISMATCH
    org.jfree.chart.annotations.XYImageAnnotationorg.jfree.chart.needle.PinNeedleVARIABLE_TYPE_MISMATCH
    a2n2VARIABLE_NAME_MISMATCH
    org.jfree.chart.annotations.XYImageAnnotationorg.jfree.chart.needle.PinNeedleVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.annotations.XYImageAnnotation of variable a1 does not match with type org.jfree.chart.needle.PinNeedle of variable n1
    • Make classes org.jfree.chart.annotations.XYImageAnnotation and org.jfree.chart.needle.PinNeedle extend a common superclass
    Type org.jfree.chart.annotations.XYImageAnnotation of variable a2 does not match with type org.jfree.chart.needle.PinNeedle of variable n2
    • Make classes org.jfree.chart.annotations.XYImageAnnotation and org.jfree.chart.needle.PinNeedle extend a common superclass
    5
    assertTrue(n1 != n2);
    6
    assertTrue(a1.getClass() == a2.getClass());
    6
    assertTrue(a1.getClass() == a2.getClass());
    6
    assertTrue(n1.getClass() == n2.getClass());
    Differences
    Expression1Expression2Difference
    a1n1VARIABLE_NAME_MISMATCH
    org.jfree.chart.annotations.XYImageAnnotationorg.jfree.chart.needle.PinNeedleVARIABLE_TYPE_MISMATCH
    a2n2VARIABLE_NAME_MISMATCH
    org.jfree.chart.annotations.XYImageAnnotationorg.jfree.chart.needle.PinNeedleVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.annotations.XYImageAnnotation of variable a1 does not match with type org.jfree.chart.needle.PinNeedle of variable n1
    • Make classes org.jfree.chart.annotations.XYImageAnnotation and org.jfree.chart.needle.PinNeedle extend a common superclass
    Type org.jfree.chart.annotations.XYImageAnnotation of variable a2 does not match with type org.jfree.chart.needle.PinNeedle of variable n2
    • Make classes org.jfree.chart.annotations.XYImageAnnotation and org.jfree.chart.needle.PinNeedle extend a common superclass
    6
    assertTrue(n1.getClass() == n2.getClass());
    7
    assertTrue(a1.equals(a2));
    7
    assertTrue(a1.equals(a2));
    7
    assertTrue(n1.equals(n2));
    Differences
    Expression1Expression2Difference
    a2n2VARIABLE_NAME_MISMATCH
    org.jfree.chart.annotations.XYImageAnnotationorg.jfree.chart.needle.PinNeedleVARIABLE_TYPE_MISMATCH
    a1n1VARIABLE_NAME_MISMATCH
    org.jfree.chart.annotations.XYImageAnnotationorg.jfree.chart.needle.PinNeedleVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.annotations.XYImageAnnotation of variable a2 does not match with type org.jfree.chart.needle.PinNeedle of variable n2
    • Make classes org.jfree.chart.annotations.XYImageAnnotation and org.jfree.chart.needle.PinNeedle extend a common superclass
    Type org.jfree.chart.annotations.XYImageAnnotation of variable a1 does not match with type org.jfree.chart.needle.PinNeedle of variable n1
    • Make classes org.jfree.chart.annotations.XYImageAnnotation and org.jfree.chart.needle.PinNeedle extend a common superclass
    7
    assertTrue(n1.equals(n2));
    Precondition Violations (7)
    Row Violation
    1Unmatched statement XYImageAnnotation a1=new XYImageAnnotation(10.0,20.0,JFreeChart.INFO.getLogo()); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2Type org.jfree.chart.annotations.XYImageAnnotation of variable a1 does not match with type org.jfree.chart.needle.PinNeedle of variable n1
    3Type org.jfree.chart.annotations.XYImageAnnotation of variable a2 does not match with type org.jfree.chart.needle.PinNeedle of variable n2
    4Type org.jfree.chart.annotations.XYImageAnnotation of variable a1 does not match with type org.jfree.chart.needle.PinNeedle of variable n1
    5Type org.jfree.chart.annotations.XYImageAnnotation of variable a2 does not match with type org.jfree.chart.needle.PinNeedle of variable n2
    6Type org.jfree.chart.annotations.XYImageAnnotation of variable a2 does not match with type org.jfree.chart.needle.PinNeedle of variable n2
    7Type org.jfree.chart.annotations.XYImageAnnotation of variable a1 does not match with type org.jfree.chart.needle.PinNeedle of variable n1