449-25-33

LineNeedle n1 = new LineNeedle(); LineNeedle 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 = (LineNeedle) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertTrue(n1.equals(n2));
ArcDialFrame f1 = new ArcDialFrame(); ArcDialFrame f2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(f1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray())); f2 = (ArcDialFrame) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(f1, f2);

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

1

    LineNeedle n1 = new LineNeedle();↵

1

    ArcDialFrame f1 = new ArcDialFrame();↵

2

            LineNeedle n2 = null;↵

2

            ArcDialFrame f2 = 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(f1);↵

7

                out.close();↵

7

                out.close();↵

8

                ObjectInput in = new ObjectInputStream(↵

8

                ObjectInput in = new ObjectInputStream(↵

9

                    new ByteArrayInputStream(buffer.toByteArray())↵

9

                        new ByteArrayInputStream(buffer.toByteArray())↵

10

                );↵

10

    );↵

11

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

11

                f2 = (ArcDialFrame) in.readObject();↵

12

                in.close();↵

12

                in.close();↵

13

            }↵

13

            }↵

14

            catch (Exception e) {↵

14

            catch (Exception e) {↵

15

                e.printStackTrace();↵

15

                e.printStackTrace();↵

16

            }↵

16

            }↵

17

            assertTrue(n1.equals(n2));

17

            assertEquals(f1, f2);

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) | 3.7
   Clone type | Type 2

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

   1

       ArcDialFrame f1 = new ArcDialFrame();

   1

       LineNeedle n1 = new LineNeedle();

   2

       ArcDialFrame f2 = null;

   2

       LineNeedle 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(f1);

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   n1 | f1 | VARIABLE_NAME_MISMATCH
   org.jfree.chart.needle.LineNeedle | org.jfree.chart.plot.dial.ArcDialFrame | VARIABLE_TYPE_MISMATCH

   Preondition Violations

   Type org.jfree.chart.needle.LineNeedle of variable n1 does not match with type org.jfree.chart.plot.dial.ArcDialFrame of variable f1
   - Make classes org.jfree.chart.needle.LineNeedle and org.jfree.chart.plot.dial.ArcDialFrame extend a common superclass

   6

       out.writeObject(f1);

   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 | f2 = (ArcDialFrame)in.readObject();

   Preondition Violations
   Unmatched statement f2=(ArcDialFrame)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
   Unmatched statement f2=(ArcDialFrame)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

       f2 = (ArcDialFrame)in.readObject();

   9

       n2 = (LineNeedle)in.readObject();

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

   Preondition Violations
   Unmatched statement n2=(LineNeedle)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=(LineNeedle)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(f1, f2);

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   assertTrue | assertEquals | METHOD_INVOCATION_NAME_MISMATCH
   assertTrue(n1.equals(n2)) | assertEquals(f1,f2) | ARGUMENT_NUMBER_MISMATCH

   Preondition Violations
   Expression assertTrue(n1.equals(n2)) is a void method call, and thus it cannot be parameterized
   Expression assertEquals(f1,f2) 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(f1,f2) is a void method call, and thus it cannot be parameterized

   11

       assertEquals(f1, f2);

   Precondition Violations (9)
   Row | Violation
   --- | ---
   1 | Type org.jfree.chart.needle.LineNeedle of variable n1 does not match with type org.jfree.chart.plot.dial.ArcDialFrame of variable f1
   2 | Unmatched statement f2=(ArcDialFrame)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 f2=(ArcDialFrame)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=(LineNeedle)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=(LineNeedle)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(f1,f2) 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(f1,f2) is a void method call, and thus it cannot be parameterized