NumberAxis a1 = new NumberAxis("Test"); NumberAxis a2 = null; try { a2 = (NumberAxis) a1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(a1 != a2); assertTrue(a1.getClass() == a2.getClass()); assertTrue(a1.equals(a2));
IntervalMarker m1 = new IntervalMarker(45.0, 50.0); IntervalMarker m2 = null; try { m2 = (IntervalMarker) m1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(m1 != m2); assertTrue(m1.getClass() == m2.getClass()); assertTrue(m1.equals(m2));
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/axis/junit/NumberAxisTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/plot/junit/IntervalMarkerTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 7 Number of AST nodes: 7
1
NumberAxis a1 = new NumberAxis("Test");
2
        NumberAxis a
1
IntervalMarker m1 = new IntervalMarker(45.0, 50.0);
3
2 = null;
2
        IntervalMarker m2 = null;
4
        try {
3
        try {
5
            a2 = (NumberAxis) a1.clone();
4
            m2 = (IntervalMarker) m1.clone();
6
        }
5
        }
7
        catch (CloneNotSupportedException e) {
6
        catch (CloneNotSupportedException e) {
8
            e.printStackTrace();
7
            e.printStackTrace();
9
        }
8
        }
10
        assertTrue(a1 != a2);
9
        assertTrue(m1 != m2);
11
        assertTrue(a1.getClass() == a2.getClass());
10
        assertTrue(m1.getClass() == m2.getClass());
12
        assertTrue(a1.equals(a2));
11
        assertTrue(m1.equals(m2));
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 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
    IntervalMarker m1 = new IntervalMarker(45.0, 50.0);
    Preondition Violations
    Unmatched statement IntervalMarker m1=new IntervalMarker(45.0,50.0); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    1
    IntervalMarker m1 = new IntervalMarker(45.0, 50.0);
    1
    NumberAxis a1 = new NumberAxis("Test");
    1
    NumberAxis a1 = new NumberAxis("Test");
    Preondition Violations
    Unmatched statement NumberAxis a1=new NumberAxis("Test"); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
                                                                                    
                                                        
    2
    IntervalMarker m2 = null;
    2
    NumberAxis a2 = null;
                                                
    3
    try
    3
    try
                                                                      
    4
    m2 = (IntervalMarker)m1.clone();
    Preondition Violations
    Unmatched statement m2=(IntervalMarker)m1.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
    m2 = (IntervalMarker)m1.clone();
    4
    a2 = (NumberAxis)a1.clone();
    4
    a2 = (NumberAxis)a1.clone();
    Preondition Violations
    Unmatched statement a2=(NumberAxis)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(m1 != m2);
    Differences
    Expression1Expression2Difference
    a1m1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.NumberAxisorg.jfree.chart.plot.IntervalMarkerVARIABLE_TYPE_MISMATCH
    a2m2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.NumberAxisorg.jfree.chart.plot.IntervalMarkerVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.NumberAxis of variable a1 does not match with type org.jfree.chart.plot.IntervalMarker of variable m1
    • Make classes org.jfree.chart.axis.NumberAxis and org.jfree.chart.plot.IntervalMarker extend a common superclass
    Type org.jfree.chart.axis.NumberAxis of variable a2 does not match with type org.jfree.chart.plot.IntervalMarker of variable m2
    • Make classes org.jfree.chart.axis.NumberAxis and org.jfree.chart.plot.IntervalMarker extend a common superclass
    5
    assertTrue(m1 != m2);
    6
    assertTrue(a1.getClass() == a2.getClass());
    6
    assertTrue(a1.getClass() == a2.getClass());
    6
    assertTrue(m1.getClass() == m2.getClass());
    Differences
    Expression1Expression2Difference
    a1m1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.NumberAxisorg.jfree.chart.plot.IntervalMarkerVARIABLE_TYPE_MISMATCH
    a2m2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.NumberAxisorg.jfree.chart.plot.IntervalMarkerVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.NumberAxis of variable a1 does not match with type org.jfree.chart.plot.IntervalMarker of variable m1
    • Make classes org.jfree.chart.axis.NumberAxis and org.jfree.chart.plot.IntervalMarker extend a common superclass
    Type org.jfree.chart.axis.NumberAxis of variable a2 does not match with type org.jfree.chart.plot.IntervalMarker of variable m2
    • Make classes org.jfree.chart.axis.NumberAxis and org.jfree.chart.plot.IntervalMarker extend a common superclass
    6
    assertTrue(m1.getClass() == m2.getClass());
    7
    assertTrue(a1.equals(a2));
    7
    assertTrue(a1.equals(a2));
    7
    assertTrue(m1.equals(m2));
    Differences
    Expression1Expression2Difference
    a2m2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.NumberAxisorg.jfree.chart.plot.IntervalMarkerVARIABLE_TYPE_MISMATCH
    a1m1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.NumberAxisorg.jfree.chart.plot.IntervalMarkerVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.NumberAxis of variable a2 does not match with type org.jfree.chart.plot.IntervalMarker of variable m2
    • Make classes org.jfree.chart.axis.NumberAxis and org.jfree.chart.plot.IntervalMarker extend a common superclass
    Type org.jfree.chart.axis.NumberAxis of variable a1 does not match with type org.jfree.chart.plot.IntervalMarker of variable m1
    • Make classes org.jfree.chart.axis.NumberAxis and org.jfree.chart.plot.IntervalMarker extend a common superclass
    7
    assertTrue(m1.equals(m2));
    Precondition Violations (10)
    Row Violation
    1Unmatched statement IntervalMarker m1=new IntervalMarker(45.0,50.0); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2Unmatched statement NumberAxis a1=new NumberAxis("Test"); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3Unmatched statement m2=(IntervalMarker)m1.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=(NumberAxis)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.NumberAxis of variable a1 does not match with type org.jfree.chart.plot.IntervalMarker of variable m1
    6Type org.jfree.chart.axis.NumberAxis of variable a2 does not match with type org.jfree.chart.plot.IntervalMarker of variable m2
    7Type org.jfree.chart.axis.NumberAxis of variable a1 does not match with type org.jfree.chart.plot.IntervalMarker of variable m1
    8Type org.jfree.chart.axis.NumberAxis of variable a2 does not match with type org.jfree.chart.plot.IntervalMarker of variable m2
    9Type org.jfree.chart.axis.NumberAxis of variable a2 does not match with type org.jfree.chart.plot.IntervalMarker of variable m2
    10Type org.jfree.chart.axis.NumberAxis of variable a1 does not match with type org.jfree.chart.plot.IntervalMarker of variable m1