142-2-4

KeyedObjects ko1 = new KeyedObjects(); ko1.addObject("Key 1", "Object 1"); ko1.addObject("Key 2", null); ko1.addObject("Key 3", "Object 2"); KeyedObjects ko2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(ko1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray())); ko2 = (KeyedObjects) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(ko1, ko2);
CategoryTableXYDataset d1 = new CategoryTableXYDataset(); d1.add(1.0, 1.1, "Series 1"); d1.add(2.0, 2.2, "Series 1"); CategoryTableXYDataset d2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(d1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray()) ); d2 = (CategoryTableXYDataset) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(d1, d2);

Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/data/junit/KeyedObjectsTests.java |  | File path: /jfreechart-1.0.10/tests/org/jfree/data/xy/junit/CategoryTableXYDatasetTests.java
Method name: `void testSerialization()` |  | Method name: `void testSerialization()`
Number of AST nodes: 14 |  | Number of AST nodes: 13

1

    KeyedObjects ko1 = new KeyedObjects();↵

1

    CategoryTableXYDataset d1 = new CategoryTableXYDataset();↵

2

            ko1.addObject("Key 1", "Object 1");↵

2

            d1.add(1.0, 1.1, "Series 1");↵

3

            ko1.addObject("Key 2", null);↵

3

            d1.add↵

4

            ko1.addObject("Key 3", "Object 2");↵

5

            KeyedObjects ko↵

4

    (2.0, 2.2, "Series 1");↵

6

    2 = null;↵

5

            CategoryTableXYDataset d2 = null;↵

7

            try {↵

6

            try {↵

8

                ByteArrayOutputStream buffer = new ByteArrayOutputStream();↵

7

                ByteArrayOutputStream buffer = new ByteArrayOutputStream();↵

9

                ObjectOutput out = new ObjectOutputStream(buffer);↵

8

                ObjectOutput out = new ObjectOutputStream(buffer);↵

10

                out.writeObject(ko1);↵

9

                out.writeObject(d1);↵

11

                out.close();↵

10

                out.close();↵

12

                ObjectInput in = new ObjectInputStream(↵

11

                ObjectInput in = new ObjectInputStream(↵

13

                        new ByteArrayInputStream(buffer.toByteArray())↵

12

                    new ByteArrayInputStream(buffer.toByteArray())↵

14

    );↵

13

                );↵

15

                ko2 = (KeyedObjects) in.readObject();↵

14

                d2 = (CategoryTableXYDataset) in.readObject();↵

16

                in.close();↵

15

                in.close();↵

17

            }↵

16

            }↵

18

            catch (Exception e) {↵

17

            catch (Exception e) {↵

19

                e.printStackTrace();↵

18

                e.printStackTrace();↵

20

            }↵

19

            }↵

21

            assertEquals(ko1, ko2);

20

            assertEquals(d1, d2);

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 | 94

1. {Non-refactorable}

   Mapping Summary
   Number of mapped statements | 8
   Number of unmapped statements in the first code fragment | 6
   Number of unmapped statements in the second code fragment | 5
   Time elapsed for statement mapping (ms) | 22.4
   Clone type | Type 3

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

   1

       CategoryTableXYDataset d1 = new CategoryTableXYDataset();

   1

       KeyedObjects ko1 = new KeyedObjects();

   2

       ko1.addObject("Key 1", "Object 1");

   3 | d1.add(2.0, 2.2, "Series 1");

   Preondition Violations
   Unmatched statement d1.add(2.0,2.2,"Series 1"); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted

   3

       d1.add(2.0, 2.2, "Series 1");

   3

       ko1.addObject("Key 2", null);

   4

       CategoryTableXYDataset d2 = null;

   4

       ko1.addObject("Key 3", "Object 2");

   5

       KeyedObjects ko2 = null;

   6

       try

   5

       try

   7

       ByteArrayOutputStream buffer = new ByteArrayOutputStream();

   6

       ByteArrayOutputStream buffer = new ByteArrayOutputStream();

   8

       ObjectOutput out = new ObjectOutputStream(buffer);

   7

       ObjectOutput out = new ObjectOutputStream(buffer);

   9

       out.writeObject(ko1);

   9 | out.writeObject(ko1);
   8 | out.writeObject(d1);

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   ko1 | d1 | VARIABLE_NAME_MISMATCH
   org.jfree.data.KeyedObjects | org.jfree.data.xy.CategoryTableXYDataset | VARIABLE_TYPE_MISMATCH

   Preondition Violations

   Type org.jfree.data.KeyedObjects of variable ko1 does not match with type org.jfree.data.xy.CategoryTableXYDataset of variable d1
   - Make classes org.jfree.data.KeyedObjects and org.jfree.data.xy.CategoryTableXYDataset extend a common superclass

   8

       out.writeObject(d1);

   10

       out.close();

   9

       out.close();

   11

       ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));

   10

       ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));

   11 | d2 = (CategoryTableXYDataset)in.readObject();

   Preondition Violations
   Unmatched statement d2=(CategoryTableXYDataset)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
   Unmatched statement d2=(CategoryTableXYDataset)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

   11

       d2 = (CategoryTableXYDataset)in.readObject();

   12

       ko2 = (KeyedObjects)in.readObject();

   12 | ko2 = (KeyedObjects)in.readObject();

   Preondition Violations
   Unmatched statement ko2=(KeyedObjects)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
   Unmatched statement ko2=(KeyedObjects)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

   13

       in.close();

   12

       in.close();

   14

       assertEquals(ko1, ko2);

   14 | assertEquals(ko1, ko2);
   2 | d1.add(1.0, 1.1, "Series 1");

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   assertEquals | add | METHOD_INVOCATION_NAME_MISMATCH
   assertEquals(ko1,ko2) | d1.add(1.0,1.1,"Series 1") | ARGUMENT_NUMBER_MISMATCH
   | d1 | MISSING_METHOD_INVOCATION_EXPRESSION

   Preondition Violations
   Expression assertEquals(ko1,ko2) is a void method call, and thus it cannot be parameterized
   Expression d1.add(1.0,1.1,"Series 1") is a void method call, and thus it cannot be parameterized
   Expression assertEquals(ko1,ko2) is a void method call, and thus it cannot be parameterized
   Expression d1.add(1.0,1.1,"Series 1") is a void method call, and thus it cannot be parameterized

   2

       d1.add(1.0, 1.1, "Series 1");

   13

       assertEquals(d1, d2);

   Precondition Violations (10)
   Row | Violation
   --- | ---
   1 | Unmatched statement d1.add(2.0,2.2,"Series 1"); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
   2 | Type org.jfree.data.KeyedObjects of variable ko1 does not match with type org.jfree.data.xy.CategoryTableXYDataset of variable d1
   3 | Unmatched statement d2=(CategoryTableXYDataset)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
   4 | Unmatched statement d2=(CategoryTableXYDataset)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
   5 | Unmatched statement ko2=(KeyedObjects)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
   6 | Unmatched statement ko2=(KeyedObjects)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
   7 | Expression assertEquals(ko1,ko2) is a void method call, and thus it cannot be parameterized
   8 | Expression d1.add(1.0,1.1,"Series 1") is a void method call, and thus it cannot be parameterized
   9 | Expression assertEquals(ko1,ko2) is a void method call, and thus it cannot be parameterized
   10 | Expression d1.add(1.0,1.1,"Series 1") is a void method call, and thus it cannot be parameterized