TickUnits t1 = (TickUnits) NumberAxis.createIntegerTickUnits(); TickUnits t2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(t1); out.close(); ObjectInput in = new ObjectInputStream(new ByteArrayInputStream( buffer.toByteArray())); t2 = (TickUnits) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(t1, t2);
PiePlot p1 = new PiePlot(null); PiePlot p2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(p1); out.close(); ObjectInput in = new ObjectInputStream(new ByteArrayInputStream( buffer.toByteArray())); p2 = (PiePlot) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(p1, 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/PiePlotTests.java
Method name: void testSerialization() Method name: void testSerialization()
Number of AST nodes: 11 Number of AST nodes: 11
1
TickUnits t1 = (TickUnits) NumberAxis.createIntegerTickUnits();
2
        TickUnits t
1
PiePlot p1 = new PiePlot(null);
3
2 = null;
2
        PiePlot p2 = null;
4
        try {
3
        try {
5
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
4
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
6
            ObjectOutput out = new ObjectOutputStream(buffer);
5
            ObjectOutput out = new ObjectOutputStream(buffer);
7
            out.writeObject(t1);
6
            out.writeObject(p1);
8
            out.close();
7
            out.close();
9
            ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(
8
            ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(
10
                    buffer.toByteArray()));
9
                    buffer.toByteArray()));
11
            t2 = (TickUnits) in.readObject();
10
            p2 = (PiePlot) in.readObject();
12
            in.close();
11
            in.close();
13
        }
12
        }
14
        catch (Exception e) {
13
        catch (Exception e) {
15
            e.printStackTrace();
14
            e.printStackTrace();
16
        }
15
        }
17
        assertEquals(t1, t2);
16
        assertEquals(p1, 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 comparisons73
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements8
    Number of unmapped statements in the first code fragment3
    Number of unmapped statements in the second code fragment3
    Time elapsed for statement mapping (ms)11.5
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
                                                                    
    1
    PiePlot p1 = new PiePlot(null);
    Preondition Violations
    Unmatched statement PiePlot p1=new PiePlot(null); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    1
    PiePlot p1 = new PiePlot(null);
    1
    TickUnits t1 = (TickUnits)NumberAxis.createIntegerTickUnits();
                                                                                                                                  
                                          
    2
    PiePlot p2 = null;
    2
    TickUnits t2 = null;
                                              
    3
    try
    3
    try
    4
    ByteArrayOutputStream buffer = new ByteArrayOutputStream();
    4
    ByteArrayOutputStream buffer = new ByteArrayOutputStream();
    5
    ObjectOutput out = new ObjectOutputStream(buffer);
    5
    ObjectOutput out = new ObjectOutputStream(buffer);
    6
    out.writeObject(t1);
    6
    out.writeObject(t1);
    6
    out.writeObject(p1);
    Differences
    Expression1Expression2Difference
    t1p1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.TickUnitsorg.jfree.chart.plot.PiePlotVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.TickUnits of variable t1 does not match with type org.jfree.chart.plot.PiePlot of variable p1
    • Make classes org.jfree.chart.axis.TickUnits and org.jfree.chart.plot.PiePlot extend a common superclass
    6
    out.writeObject(p1);
    7
    out.close();
    7
    out.close();
    8
    ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
    8
    ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
                                                                  
    9
    p2 = (PiePlot)in.readObject();
    Preondition Violations
    Unmatched statement p2=(PiePlot)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    Unmatched statement p2=(PiePlot)in.readObject(); 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
    9
    p2 = (PiePlot)in.readObject();
    9
    t2 = (TickUnits)in.readObject();
    9
    t2 = (TickUnits)in.readObject();
    Preondition Violations
    Unmatched statement t2=(TickUnits)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    Unmatched statement t2=(TickUnits)in.readObject(); 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
                                                                      
    10
    in.close();
    10
    in.close();
    11
    assertEquals(t1, t2);
    11
    assertEquals(t1, t2);
    11
    assertEquals(p1, p2);
    Differences
    Expression1Expression2Difference
    t1p1VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.TickUnitsorg.jfree.chart.plot.PiePlotVARIABLE_TYPE_MISMATCH
    t2p2VARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.TickUnitsorg.jfree.chart.plot.PiePlotVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.TickUnits of variable t1 does not match with type org.jfree.chart.plot.PiePlot of variable p1
    • Make classes org.jfree.chart.axis.TickUnits and org.jfree.chart.plot.PiePlot extend a common superclass
    Type org.jfree.chart.axis.TickUnits of variable t2 does not match with type org.jfree.chart.plot.PiePlot of variable p2
    • Make classes org.jfree.chart.axis.TickUnits and org.jfree.chart.plot.PiePlot extend a common superclass
    11
    assertEquals(p1, p2);
    Precondition Violations (8)
    Row Violation
    1Unmatched statement PiePlot p1=new PiePlot(null); 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.PiePlot of variable p1
    3Unmatched statement p2=(PiePlot)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    4Unmatched statement p2=(PiePlot)in.readObject(); 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
    5Unmatched statement t2=(TickUnits)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    6Unmatched statement t2=(TickUnits)in.readObject(); 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
    7Type org.jfree.chart.axis.TickUnits of variable t1 does not match with type org.jfree.chart.plot.PiePlot of variable p1
    8Type org.jfree.chart.axis.TickUnits of variable t2 does not match with type org.jfree.chart.plot.PiePlot of variable p2