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));
CompassPlot p1 = new CompassPlot(new DefaultValueDataset(15.0)); CompassPlot p2 = null; try { p2 = (CompassPlot) p1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } 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/CompassPlotTests.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
CompassPlot p1 = new CompassPlot(new DefaultValueDataset(15.0));
3
2 = null;
2
        CompassPlot p2 = null;
4
        try {
3
        try {
5
            t2 = (TickUnits) t1.clone();
4
            p2 = (CompassPlot) p1.clone();
6
        }
5
        }
7
        catch (CloneNotSupportedException e) {
6
        catch (CloneNotSupportedException e) {
8
            e.printStackTrace();
7
            e.printStackTrace();
9
        }
8
        }
10
        assertTrue(t1 != t2);
9
        assertTrue(p1 != p2);
11
        assertTrue(t1.getClass() == t2.getClass());
10
        assertTrue(p1.getClass() == p2.getClass());
12
        assertTrue(t1.equals(t2));
11
        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 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)4.2
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
                                                                                                                                      
    1
    CompassPlot p1 = new CompassPlot(new DefaultValueDataset(15.0));
    Preondition Violations
    Unmatched statement CompassPlot p1=new CompassPlot(new DefaultValueDataset(15.0)); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    1
    CompassPlot p1 = new CompassPlot(new DefaultValueDataset(15.0));
    1
    TickUnits t1 = (TickUnits)NumberAxis.createIntegerTickUnits();
                                                                                                                                  
                                                  
    2
    CompassPlot p2 = null;
    2
    TickUnits t2 = null;
                                              
    3
    try
    3
    try
                                                                
    4
    p2 = (CompassPlot)p1.clone();
    Preondition Violations
    Unmatched statement p2=(CompassPlot)p1.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
    p2 = (CompassPlot)p1.clone();
    4
    t2 = (TickUnits)t1.clone();
    4
    t2 = (TickUnits)t1.clone();
    Preondition Violations
    Unmatched statement t2=(TickUnits)t1.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(t1 != t2);
    5
    assertTrue(t1 != t2);
    5
    assertTrue(p1 != p2);
    Differences
    Expression1Expression2Difference
    t1p1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.TickUnitsorg.jfree.chart.plot.CompassPlotVARIABLE_TYPE_MISMATCH
    t2p2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.TickUnitsorg.jfree.chart.plot.CompassPlotVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.TickUnits of variable t1 does not match with type org.jfree.chart.plot.CompassPlot of variable p1
    • Make classes org.jfree.chart.axis.TickUnits and org.jfree.chart.plot.CompassPlot extend a common superclass
    Type org.jfree.chart.axis.TickUnits of variable t2 does not match with type org.jfree.chart.plot.CompassPlot of variable p2
    • Make classes org.jfree.chart.axis.TickUnits and org.jfree.chart.plot.CompassPlot 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.CompassPlotVARIABLE_TYPE_MISMATCH
    t2p2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.TickUnitsorg.jfree.chart.plot.CompassPlotVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.TickUnits of variable t1 does not match with type org.jfree.chart.plot.CompassPlot of variable p1
    • Make classes org.jfree.chart.axis.TickUnits and org.jfree.chart.plot.CompassPlot extend a common superclass
    Type org.jfree.chart.axis.TickUnits of variable t2 does not match with type org.jfree.chart.plot.CompassPlot of variable p2
    • Make classes org.jfree.chart.axis.TickUnits and org.jfree.chart.plot.CompassPlot 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.CompassPlotVARIABLE_TYPE_MISMATCH
    t1p1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.TickUnitsorg.jfree.chart.plot.CompassPlotVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.TickUnits of variable t2 does not match with type org.jfree.chart.plot.CompassPlot of variable p2
    • Make classes org.jfree.chart.axis.TickUnits and org.jfree.chart.plot.CompassPlot extend a common superclass
    Type org.jfree.chart.axis.TickUnits of variable t1 does not match with type org.jfree.chart.plot.CompassPlot of variable p1
    • Make classes org.jfree.chart.axis.TickUnits and org.jfree.chart.plot.CompassPlot extend a common superclass
    7
    assertTrue(p1.equals(p2));
    Precondition Violations (9)
    Row Violation
    1Unmatched statement CompassPlot p1=new CompassPlot(new DefaultValueDataset(15.0)); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2Unmatched statement p2=(CompassPlot)p1.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
    3Unmatched statement t2=(TickUnits)t1.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
    4Type org.jfree.chart.axis.TickUnits of variable t1 does not match with type org.jfree.chart.plot.CompassPlot of variable p1
    5Type org.jfree.chart.axis.TickUnits of variable t2 does not match with type org.jfree.chart.plot.CompassPlot of variable p2
    6Type org.jfree.chart.axis.TickUnits of variable t1 does not match with type org.jfree.chart.plot.CompassPlot of variable p1
    7Type org.jfree.chart.axis.TickUnits of variable t2 does not match with type org.jfree.chart.plot.CompassPlot of variable p2
    8Type org.jfree.chart.axis.TickUnits of variable t2 does not match with type org.jfree.chart.plot.CompassPlot of variable p2
    9Type org.jfree.chart.axis.TickUnits of variable t1 does not match with type org.jfree.chart.plot.CompassPlot of variable p1