427-20-30

PinNeedle n1 = new PinNeedle(); PinNeedle n2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(n1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray()) ); n2 = (PinNeedle) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertTrue(n1.equals(n2));
CombinedDomainXYPlot plot1 = createPlot(); CombinedDomainXYPlot plot2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(plot1); out.close(); ObjectInput in = new ObjectInputStream(new ByteArrayInputStream( buffer.toByteArray())); plot2 = (CombinedDomainXYPlot) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(plot1, plot2);

Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/needle/junit/PinNeedleTests.java |  | File path: /jfreechart-1.0.10/tests/org/jfree/chart/plot/junit/CombinedDomainXYPlotTests.java
Method name: `void testSerialization()` |  | Method name: `void testSerialization()`
Number of AST nodes: 11 |  | Number of AST nodes: 11

1

    PinNeedle n1 = new PinNeedle();↵

2

            PinNeedle n↵

1

    CombinedDomainXYPlot plot1 = createPlot();↵

3

    2 = null;↵

2

            CombinedDomainXYPlot plot2 = 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(n1);↵

6

                out.writeObject(plot1);↵

8

                out.close();↵

7

                out.close();↵

9

                ObjectInput in = new ObjectInputStream(↵

8

                ObjectInput in = new ObjectInputStream(↵

10

                    new ByteArrayInputStream(↵

9

    new ByteArrayInputStream(↵

11

    buffer.toByteArray())↵

10

                        buffer.toByteArray())↵

12

                );↵

11

    );↵

13

                n2 = (PinNeedle) in.readObject();↵

12

                plot2 = (CombinedDomainXYPlot) in.readObject();↵

14

                in.close();↵

13

                in.close();↵

15

            }↵

14

            }↵

16

            catch (Exception e) {↵

15

            catch (Exception e) {↵

17

                e.printStackTrace();↵

16

                e.printStackTrace();↵

18

            }↵

17

            }↵

19

            assertTrue(n1.equals(n2));

18

            assertEquals(plot1, plot2);

See real code fragment |  | See real code fragment

Summary
Number of common nesting structure subtrees | 1
Number of refactorable cases | 0
Number of non-refactorable cases | 1
Time elapsed for finding largest common nesting structure subtrees (ms) | 0.1
Clones location | Clones are in different classes having the same super class
Number of node comparisons | 73

1. {Non-refactorable}

   Mapping Summary
   Number of mapped statements | 8
   Number of unmapped statements in the first code fragment | 3
   Number of unmapped statements in the second code fragment | 3
   Time elapsed for statement mapping (ms) | 1.8
   Clone type | Type 2

   Mapped Statements
   ID | Statement |  | ID | Statement
   --- | --- | --- | --- | ---

   1

       CombinedDomainXYPlot plot1 = createPlot();

   1

       PinNeedle n1 = new PinNeedle();

   2

       CombinedDomainXYPlot plot2 = null;

   2

       PinNeedle n2 = 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(n1);

   6 | out.writeObject(n1);
   6 | out.writeObject(plot1);

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   n1 | plot1 | VARIABLE_NAME_MISMATCH
   org.jfree.chart.needle.PinNeedle | org.jfree.chart.plot.CombinedDomainXYPlot | VARIABLE_TYPE_MISMATCH

   Preondition Violations

   Type org.jfree.chart.needle.PinNeedle of variable n1 does not match with type org.jfree.chart.plot.CombinedDomainXYPlot of variable plot1
   - Make classes org.jfree.chart.needle.PinNeedle and org.jfree.chart.plot.CombinedDomainXYPlot extend a common superclass

   6

       out.writeObject(plot1);

   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 | plot2 = (CombinedDomainXYPlot)in.readObject();

   Preondition Violations
   Unmatched statement plot2=(CombinedDomainXYPlot)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
   Unmatched statement plot2=(CombinedDomainXYPlot)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

       plot2 = (CombinedDomainXYPlot)in.readObject();

   9

       n2 = (PinNeedle)in.readObject();

   9 | n2 = (PinNeedle)in.readObject();

   Preondition Violations
   Unmatched statement n2=(PinNeedle)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
   Unmatched statement n2=(PinNeedle)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

       assertTrue(n1.equals(n2));

   11 | assertTrue(n1.equals(n2));
   11 | assertEquals(plot1, plot2);

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   assertTrue | assertEquals | METHOD_INVOCATION_NAME_MISMATCH
   assertTrue(n1.equals(n2)) | assertEquals(plot1,plot2) | ARGUMENT_NUMBER_MISMATCH

   Preondition Violations
   Expression assertTrue(n1.equals(n2)) is a void method call, and thus it cannot be parameterized
   Expression assertEquals(plot1,plot2) is a void method call, and thus it cannot be parameterized
   Expression assertTrue(n1.equals(n2)) is a void method call, and thus it cannot be parameterized
   Expression assertEquals(plot1,plot2) is a void method call, and thus it cannot be parameterized

   11

       assertEquals(plot1, plot2);

   Precondition Violations (9)
   Row | Violation
   --- | ---
   1 | Type org.jfree.chart.needle.PinNeedle of variable n1 does not match with type org.jfree.chart.plot.CombinedDomainXYPlot of variable plot1
   2 | Unmatched statement plot2=(CombinedDomainXYPlot)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
   3 | Unmatched statement plot2=(CombinedDomainXYPlot)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
   4 | Unmatched statement n2=(PinNeedle)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
   5 | Unmatched statement n2=(PinNeedle)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
   6 | Expression assertTrue(n1.equals(n2)) is a void method call, and thus it cannot be parameterized
   7 | Expression assertEquals(plot1,plot2) is a void method call, and thus it cannot be parameterized
   8 | Expression assertTrue(n1.equals(n2)) is a void method call, and thus it cannot be parameterized
   9 | Expression assertEquals(plot1,plot2) is a void method call, and thus it cannot be parameterized