TickUnits t1 = (TickUnits) NumberAxis.createIntegerTickUnits(); TickUnits t2 = null; try { t2 = (TickUnits) t1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(t1 != t2); assertTrue(t1.getClass() == t2.getClass()); assertTrue(t1.equals(t2));
MultiplePiePlot p1 = new MultiplePiePlot(); MultiplePiePlot p2 = null; try { p2 = (MultiplePiePlot) p1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); System.err.println("Failed to clone."); } assertTrue(p1 != p2); assertTrue(p1.getClass() == p2.getClass()); assertTrue(p1.equals(p2));
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/axis/junit/TickUnitsTests.java File path: /jfreechart-1.0.10/tests/org/jfree/chart/plot/junit/MultiplePiePlotTests.java
Method name: void testCloning() Method name: void testCloning()
Number of AST nodes: 7 Number of AST nodes: 7
1
TickUnits t1 = (TickUnits) NumberAxis.createIntegerTickUnits();
2
        TickUnits t
1
MultiplePiePlot p1 = new MultiplePiePlot();
3
2 = null;
2
        MultiplePiePlot p2 = null;
4
        try {
3
        try {
5
            t2 = (TickUnits) t1.clone();
4
            p2 = (MultiplePiePlot) p1.clone();
6
        }
5
        }
7
        catch (CloneNotSupportedException e) {
6
        catch (CloneNotSupportedException e) {
8
            e.printStackTrace();
7
            e.printStackTrace();
8
            System.err.println("Failed to clone.");
9
        }
9
        }
10
        assertTrue(t1 != t2);
10
        assertTrue(p1 != p2);
11
        assertTrue(t1.getClass() == t2.getClass());
11
        assertTrue(p1.getClass() == p2.getClass());
12
        assertTrue(t1.equals(t2));
12
        assertTrue(p1.equals(p2));
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)4.0
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
                                                                                            
    1
    MultiplePiePlot p1 = new MultiplePiePlot();
    Preondition Violations
    Unmatched statement MultiplePiePlot p1=new MultiplePiePlot(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    1
    MultiplePiePlot p1 = new MultiplePiePlot();
    1
    TickUnits t1 = (TickUnits)NumberAxis.createIntegerTickUnits();
                                                                                                                                  
                                                          
    2
    MultiplePiePlot p2 = null;
    2
    TickUnits t2 = null;
                                              
                
    3
    try
                                                                        
    4
    p2 = (MultiplePiePlot)p1.clone();
    3
    try
                
    4
    t2 = (TickUnits)t1.clone();
                                                            
    5
    assertTrue(t1 != t2);
    5
    assertTrue(t1 != t2);
    5
    assertTrue(p1 != p2);
    Differences
    Expression1Expression2Difference
    t1p1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.TickUnitsorg.jfree.chart.plot.MultiplePiePlotVARIABLE_TYPE_MISMATCH
    t2p2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.TickUnitsorg.jfree.chart.plot.MultiplePiePlotVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.TickUnits of variable t1 does not match with type org.jfree.chart.plot.MultiplePiePlot of variable p1
    • Make classes org.jfree.chart.axis.TickUnits and org.jfree.chart.plot.MultiplePiePlot extend a common superclass
    Type org.jfree.chart.axis.TickUnits of variable t2 does not match with type org.jfree.chart.plot.MultiplePiePlot of variable p2
    • Make classes org.jfree.chart.axis.TickUnits and org.jfree.chart.plot.MultiplePiePlot extend a common superclass
    5
    assertTrue(p1 != p2);
    6
    assertTrue(t1.getClass() == t2.getClass());
    6
    assertTrue(t1.getClass() == t2.getClass());
    6
    assertTrue(p1.getClass() == p2.getClass());
    Differences
    Expression1Expression2Difference
    t1p1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.TickUnitsorg.jfree.chart.plot.MultiplePiePlotVARIABLE_TYPE_MISMATCH
    t2p2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.TickUnitsorg.jfree.chart.plot.MultiplePiePlotVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.TickUnits of variable t1 does not match with type org.jfree.chart.plot.MultiplePiePlot of variable p1
    • Make classes org.jfree.chart.axis.TickUnits and org.jfree.chart.plot.MultiplePiePlot extend a common superclass
    Type org.jfree.chart.axis.TickUnits of variable t2 does not match with type org.jfree.chart.plot.MultiplePiePlot of variable p2
    • Make classes org.jfree.chart.axis.TickUnits and org.jfree.chart.plot.MultiplePiePlot extend a common superclass
    6
    assertTrue(p1.getClass() == p2.getClass());
    7
    assertTrue(t1.equals(t2));
    7
    assertTrue(t1.equals(t2));
    7
    assertTrue(p1.equals(p2));
    Differences
    Expression1Expression2Difference
    t2p2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.TickUnitsorg.jfree.chart.plot.MultiplePiePlotVARIABLE_TYPE_MISMATCH
    t1p1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.TickUnitsorg.jfree.chart.plot.MultiplePiePlotVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.TickUnits of variable t2 does not match with type org.jfree.chart.plot.MultiplePiePlot of variable p2
    • Make classes org.jfree.chart.axis.TickUnits and org.jfree.chart.plot.MultiplePiePlot extend a common superclass
    Type org.jfree.chart.axis.TickUnits of variable t1 does not match with type org.jfree.chart.plot.MultiplePiePlot of variable p1
    • Make classes org.jfree.chart.axis.TickUnits and org.jfree.chart.plot.MultiplePiePlot extend a common superclass
    7
    assertTrue(p1.equals(p2));
    Precondition Violations (7)
    Row Violation
    1Unmatched statement MultiplePiePlot p1=new MultiplePiePlot(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2Type org.jfree.chart.axis.TickUnits of variable t1 does not match with type org.jfree.chart.plot.MultiplePiePlot of variable p1
    3Type org.jfree.chart.axis.TickUnits of variable t2 does not match with type org.jfree.chart.plot.MultiplePiePlot of variable p2
    4Type org.jfree.chart.axis.TickUnits of variable t1 does not match with type org.jfree.chart.plot.MultiplePiePlot of variable p1
    5Type org.jfree.chart.axis.TickUnits of variable t2 does not match with type org.jfree.chart.plot.MultiplePiePlot of variable p2
    6Type org.jfree.chart.axis.TickUnits of variable t2 does not match with type org.jfree.chart.plot.MultiplePiePlot of variable p2
    7Type org.jfree.chart.axis.TickUnits of variable t1 does not match with type org.jfree.chart.plot.MultiplePiePlot of variable p1