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));
XYDataItem i1 = new XYDataItem(1.0, 1.1); XYDataItem i2 = null; try { i2 = (XYDataItem) i1.clone(); } catch (CloneNotSupportedException e) { System.err.println("XYDataItemTests.testCloning: failed to clone."); } assertTrue(i1 != i2); assertTrue(i1.getClass() == i2.getClass()); assertTrue(i1.equals(i2));
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/axis/junit/SubCategoryAxisTests.java File path: /jfreechart-1.0.10/tests/org/jfree/data/xy/junit/XYDataItemTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 7 Number of AST nodes: 7
1
SubCategoryAxis a1 = new SubCategoryAxis("Test");
2
        SubCategoryAxis a
1
XYDataItem i1 = new XYDataItem(1.0, 1.1);
3
2 = null;
2
        XYDataItem i2 = null;
4
        try {
3
        try {
5
            a2 = (SubCategoryAxis) a1.clone();
4
            i2 = (XYDataItem) i1.clone();
6
        }
5
        }
7
        catch (CloneNotSupportedException e) {
6
        catch (CloneNotSupportedException e) {
8
            System.err.println("Failed to clone.");
7
            System.err.println("XYDataItemTests.testCloning: failed to clone.");
9
        }
8
        }
10
        assertTrue(a1 != a2);
9
        assertTrue(i1 != i2);
11
        assertTrue(a1.getClass() == a2.getClass());
10
        assertTrue(i1.getClass() == i2.getClass());
12
        assertTrue(a1.equals(a2));
11
        assertTrue(i1.equals(i2));
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)3.7
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
                                                                                      
    1
    XYDataItem i1 = new XYDataItem(1.0, 1.1);
    Preondition Violations
    Unmatched statement XYDataItem i1=new XYDataItem(1.0,1.1); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    1
    XYDataItem i1 = new XYDataItem(1.0, 1.1);
    1
    SubCategoryAxis a1 = new SubCategoryAxis("Test");
    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
                                                                                                        
                                                
    2
    XYDataItem i2 = null;
    2
    SubCategoryAxis a2 = null;
                                                          
    3
    try
    3
    try
    3
    try
    Differences
    Expression1Expression2Difference
    "Failed to clone.""XYDataItemTests.testCloning: failed to clone."LITERAL_VALUE_MISMATCH
    3
    try
                                                              
    4
    i2 = (XYDataItem)i1.clone();
    Preondition Violations
    Unmatched statement i2=(XYDataItem)i1.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
    i2 = (XYDataItem)i1.clone();
    4
    a2 = (SubCategoryAxis)a1.clone();
    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
                                                                        
    5
    assertTrue(a1 != a2);
    5
    assertTrue(a1 != a2);
    5
    assertTrue(i1 != i2);
    Differences
    Expression1Expression2Difference
    a1i1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.SubCategoryAxisorg.jfree.data.xy.XYDataItemVARIABLE_TYPE_MISMATCH
    a2i2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.SubCategoryAxisorg.jfree.data.xy.XYDataItemVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.SubCategoryAxis of variable a1 does not match with type org.jfree.data.xy.XYDataItem of variable i1
    • Make classes org.jfree.chart.axis.SubCategoryAxis and org.jfree.data.xy.XYDataItem extend a common superclass
    Type org.jfree.chart.axis.SubCategoryAxis of variable a2 does not match with type org.jfree.data.xy.XYDataItem of variable i2
    • Make classes org.jfree.chart.axis.SubCategoryAxis and org.jfree.data.xy.XYDataItem extend a common superclass
    5
    assertTrue(i1 != i2);
    6
    assertTrue(a1.getClass() == a2.getClass());
    6
    assertTrue(a1.getClass() == a2.getClass());
    6
    assertTrue(i1.getClass() == i2.getClass());
    Differences
    Expression1Expression2Difference
    a1i1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.SubCategoryAxisorg.jfree.data.xy.XYDataItemVARIABLE_TYPE_MISMATCH
    a2i2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.SubCategoryAxisorg.jfree.data.xy.XYDataItemVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.SubCategoryAxis of variable a1 does not match with type org.jfree.data.xy.XYDataItem of variable i1
    • Make classes org.jfree.chart.axis.SubCategoryAxis and org.jfree.data.xy.XYDataItem extend a common superclass
    Type org.jfree.chart.axis.SubCategoryAxis of variable a2 does not match with type org.jfree.data.xy.XYDataItem of variable i2
    • Make classes org.jfree.chart.axis.SubCategoryAxis and org.jfree.data.xy.XYDataItem extend a common superclass
    6
    assertTrue(i1.getClass() == i2.getClass());
    7
    assertTrue(a1.equals(a2));
    7
    assertTrue(a1.equals(a2));
    7
    assertTrue(i1.equals(i2));
    Differences
    Expression1Expression2Difference
    a2i2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.SubCategoryAxisorg.jfree.data.xy.XYDataItemVARIABLE_TYPE_MISMATCH
    a1i1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.SubCategoryAxisorg.jfree.data.xy.XYDataItemVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.SubCategoryAxis of variable a2 does not match with type org.jfree.data.xy.XYDataItem of variable i2
    • Make classes org.jfree.chart.axis.SubCategoryAxis and org.jfree.data.xy.XYDataItem extend a common superclass
    Type org.jfree.chart.axis.SubCategoryAxis of variable a1 does not match with type org.jfree.data.xy.XYDataItem of variable i1
    • Make classes org.jfree.chart.axis.SubCategoryAxis and org.jfree.data.xy.XYDataItem extend a common superclass
    7
    assertTrue(i1.equals(i2));
    Precondition Violations (10)
    Row Violation
    1Unmatched statement XYDataItem i1=new XYDataItem(1.0,1.1); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2Unmatched statement SubCategoryAxis a1=new SubCategoryAxis("Test"); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3Unmatched statement i2=(XYDataItem)i1.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 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
    5Type org.jfree.chart.axis.SubCategoryAxis of variable a1 does not match with type org.jfree.data.xy.XYDataItem of variable i1
    6Type org.jfree.chart.axis.SubCategoryAxis of variable a2 does not match with type org.jfree.data.xy.XYDataItem of variable i2
    7Type org.jfree.chart.axis.SubCategoryAxis of variable a1 does not match with type org.jfree.data.xy.XYDataItem of variable i1
    8Type org.jfree.chart.axis.SubCategoryAxis of variable a2 does not match with type org.jfree.data.xy.XYDataItem of variable i2
    9Type org.jfree.chart.axis.SubCategoryAxis of variable a2 does not match with type org.jfree.data.xy.XYDataItem of variable i2
    10Type org.jfree.chart.axis.SubCategoryAxis of variable a1 does not match with type org.jfree.data.xy.XYDataItem of variable i1