AxisSpace s1 = new AxisSpace(); AxisSpace s2 = null; try { s2 = (AxisSpace) s1.clone(); } catch (CloneNotSupportedException e) { System.err.println("Failed to clone."); } assertTrue(s1 != s2); assertTrue(s1.getClass() == s2.getClass()); assertTrue(s1.equals(s2));
SubCategoryAxis a1 = new SubCategoryAxis("Test"); SubCategoryAxis a2 = null; try { a2 = (SubCategoryAxis) a1.clone(); } catch (CloneNotSupportedException e) { System.err.println("Failed to clone."); } assertTrue(a1 != a2); assertTrue(a1.getClass() == a2.getClass()); assertTrue(a1.equals(a2));
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/axis/junit/AxisSpaceTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/axis/junit/SubCategoryAxisTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 7 Number of AST nodes: 7
1
AxisSpace s1 = new AxisSpace();
2
        AxisSpace s
1
SubCategoryAxis a1 = new SubCategoryAxis("Test");
3
2 = null;
2
        SubCategoryAxis a2 = null;
4
        try {
3
        try {
5
            s2 = (AxisSpace) s1.clone();
4
            a2 = (SubCategoryAxis) a1.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(s1 != s2);
9
        assertTrue(a1 != a2);
11
        assertTrue(s1.getClass() == s2.getClass());
10
        assertTrue(a1.getClass() == a2.getClass());
12
        assertTrue(s1.equals(s2));
11
        assertTrue(a1.equals(a2));
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)3.5
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
                                                                                                        
    1
    SubCategoryAxis a1 = new SubCategoryAxis("Test");
    Preondition Violations
    Unmatched statement SubCategoryAxis a1=new SubCategoryAxis("Test"); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    1
    SubCategoryAxis a1 = new SubCategoryAxis("Test");
    1
    AxisSpace s1 = new AxisSpace();
    1
    AxisSpace s1 = new AxisSpace();
    Preondition Violations
    Unmatched statement AxisSpace s1=new AxisSpace(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
                                                                    
                                                          
    2
    SubCategoryAxis a2 = null;
    2
    AxisSpace s2 = null;
                                              
    3
    try
    3
    try
                                                                        
    4
    a2 = (SubCategoryAxis)a1.clone();
    Preondition Violations
    Unmatched statement a2=(SubCategoryAxis)a1.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
    a2 = (SubCategoryAxis)a1.clone();
    4
    s2 = (AxisSpace)s1.clone();
    4
    s2 = (AxisSpace)s1.clone();
    Preondition Violations
    Unmatched statement s2=(AxisSpace)s1.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(s1 != s2);
    5
    assertTrue(s1 != s2);
    5
    assertTrue(a1 != a2);
    Differences
    Expression1Expression2Difference
    s1a1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.axis.SubCategoryAxisVARIABLE_TYPE_MISMATCH
    s2a2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.axis.SubCategoryAxisVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.AxisSpace of variable s1 does not match with type org.jfree.chart.axis.SubCategoryAxis of variable a1
    • Make classes org.jfree.chart.axis.AxisSpace and org.jfree.chart.axis.SubCategoryAxis extend a common superclass
    Type org.jfree.chart.axis.AxisSpace of variable s2 does not match with type org.jfree.chart.axis.SubCategoryAxis of variable a2
    • Make classes org.jfree.chart.axis.AxisSpace and org.jfree.chart.axis.SubCategoryAxis extend a common superclass
    5
    assertTrue(a1 != a2);
    6
    assertTrue(s1.getClass() == s2.getClass());
    6
    assertTrue(s1.getClass() == s2.getClass());
    6
    assertTrue(a1.getClass() == a2.getClass());
    Differences
    Expression1Expression2Difference
    s1a1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.axis.SubCategoryAxisVARIABLE_TYPE_MISMATCH
    s2a2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.axis.SubCategoryAxisVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.AxisSpace of variable s1 does not match with type org.jfree.chart.axis.SubCategoryAxis of variable a1
    • Make classes org.jfree.chart.axis.AxisSpace and org.jfree.chart.axis.SubCategoryAxis extend a common superclass
    Type org.jfree.chart.axis.AxisSpace of variable s2 does not match with type org.jfree.chart.axis.SubCategoryAxis of variable a2
    • Make classes org.jfree.chart.axis.AxisSpace and org.jfree.chart.axis.SubCategoryAxis extend a common superclass
    6
    assertTrue(a1.getClass() == a2.getClass());
    7
    assertTrue(s1.equals(s2));
    7
    assertTrue(s1.equals(s2));
    7
    assertTrue(a1.equals(a2));
    Differences
    Expression1Expression2Difference
    s2a2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.axis.SubCategoryAxisVARIABLE_TYPE_MISMATCH
    s1a1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.AxisSpaceorg.jfree.chart.axis.SubCategoryAxisVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.AxisSpace of variable s2 does not match with type org.jfree.chart.axis.SubCategoryAxis of variable a2
    • Make classes org.jfree.chart.axis.AxisSpace and org.jfree.chart.axis.SubCategoryAxis extend a common superclass
    Type org.jfree.chart.axis.AxisSpace of variable s1 does not match with type org.jfree.chart.axis.SubCategoryAxis of variable a1
    • Make classes org.jfree.chart.axis.AxisSpace and org.jfree.chart.axis.SubCategoryAxis extend a common superclass
    7
    assertTrue(a1.equals(a2));
    Precondition Violations (10)
    Row Violation
    1Unmatched statement SubCategoryAxis a1=new SubCategoryAxis("Test"); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2Unmatched statement AxisSpace s1=new AxisSpace(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3Unmatched statement a2=(SubCategoryAxis)a1.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 s2=(AxisSpace)s1.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.axis.AxisSpace of variable s1 does not match with type org.jfree.chart.axis.SubCategoryAxis of variable a1
    6Type org.jfree.chart.axis.AxisSpace of variable s2 does not match with type org.jfree.chart.axis.SubCategoryAxis of variable a2
    7Type org.jfree.chart.axis.AxisSpace of variable s1 does not match with type org.jfree.chart.axis.SubCategoryAxis of variable a1
    8Type org.jfree.chart.axis.AxisSpace of variable s2 does not match with type org.jfree.chart.axis.SubCategoryAxis of variable a2
    9Type org.jfree.chart.axis.AxisSpace of variable s2 does not match with type org.jfree.chart.axis.SubCategoryAxis of variable a2
    10Type org.jfree.chart.axis.AxisSpace of variable s1 does not match with type org.jfree.chart.axis.SubCategoryAxis of variable a1