407-16-20

ComparableObjectItem item1 = new ComparableObjectItem(new Integer(1), "XYZ"); ComparableObjectItem item2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(item1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray())); item2 = (ComparableObjectItem) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(item1, item2);
DefaultStatisticalCategoryDataset d1 = new DefaultStatisticalCategoryDataset(); d1.add(1.2, 3.4, "Row 1", "Column 1"); DefaultStatisticalCategoryDataset 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 = (DefaultStatisticalCategoryDataset) in.readObject(); in.close(); } catch (Exception e) { fail(e.toString()); } assertEquals(d1, d2);

Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/data/junit/ComparableObjectItemTests.java |  | File path: /jfreechart-1.0.10/tests/org/jfree/data/statistics/junit/DefaultStatisticalCategoryDatasetTests.java
Method name: `void testSerialization()` |  | Method name: `void testSerialization2()`
Number of AST nodes: 11 |  | Number of AST nodes: 12

1

    ComparableObjectItem item1 = new ComparableObjectItem(new Integer(1), ↵

2

                    "XYZ");↵

3

            ComparableObjectItem item↵

1

    DefaultStatisticalCategoryDataset d1 ↵

2

                = new DefaultStatisticalCategoryDataset();↵

3

            d1.add(1.2, 3.4, "Row 1", "Column 1");↵

4

    2 = null;↵

4

            DefaultStatisticalCategoryDataset d2 = null;↵

5

            try {↵

5

            try {↵

6

                ByteArrayOutputStream buffer = new ByteArrayOutputStream();↵

6

                ByteArrayOutputStream buffer = new ByteArrayOutputStream();↵

7

                ObjectOutput out = new ObjectOutputStream(buffer);↵

7

                ObjectOutput out = new ObjectOutputStream(buffer);↵

8

                out.writeObject(item1);↵

8

                out.writeObject(d1);↵

9

                out.close();↵

9

                out.close();↵

10

                ObjectInput in = new ObjectInputStream(↵

10

                ObjectInput in = new ObjectInputStream(↵

11

                        new ByteArrayInputStream(buffer.toByteArray()));↵

11

                        new ByteArrayInputStream(buffer.toByteArray()));↵

12

                item2 = (ComparableObjectItem) in.readObject();↵

12

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

13

                in.close();↵

13

                in.close();↵

14

            }↵

14

            }↵

15

            catch (Exception e) {↵

15

            catch (Exception e) {↵

16

                e.printStackTrace();↵

16

                fail(e.toString());↵

17

            }↵

17

            }↵

18

            assertEquals(item1, item2);

18

            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 | 72

1. {Non-refactorable}

   Mapping Summary
   Number of mapped statements | 11
   Number of unmapped statements in the first code fragment | 0
   Number of unmapped statements in the second code fragment | 1
   Time elapsed for statement mapping (ms) | 2.1
   Clone type | Type 3

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

   1

       ComparableObjectItem item1 = new ComparableObjectItem(new Integer(1), "XYZ");

   1 | ComparableObjectItem item1 = new ComparableObjectItem(new Integer(1), "XYZ");
   1 | DefaultStatisticalCategoryDataset d1 = new DefaultStatisticalCategoryDataset();

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   item1 | d1 | VARIABLE_NAME_MISMATCH
   new ComparableObjectItem(new Integer(1),"XYZ") | new DefaultStatisticalCategoryDataset() | ARGUMENT_NUMBER_MISMATCH

   1

       DefaultStatisticalCategoryDataset d1 = new DefaultStatisticalCategoryDataset();

   2

       d1.add(1.2, 3.4, "Row 1", "Column 1");

   2

       ComparableObjectItem item2 = null;

   2 | ComparableObjectItem item2 = null;
   3 | DefaultStatisticalCategoryDataset d2 = null;

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   item2 | d2 | VARIABLE_NAME_MISMATCH

   3

       DefaultStatisticalCategoryDataset d2 = null;

   3

       try

   3 | try
   4 | try

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   printStackTrace | fail | METHOD_INVOCATION_NAME_MISMATCH
   e.printStackTrace() | fail(e.toString()) | ARGUMENT_NUMBER_MISMATCH
   e |  | MISSING_METHOD_INVOCATION_EXPRESSION

   Preondition Violations
   Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
   Expression fail(e.toString()) is a void method call, and thus it cannot be parameterized
   Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
   Expression fail(e.toString()) is a void method call, and thus it cannot be parameterized

   4

       try

   4

       ByteArrayOutputStream buffer = new ByteArrayOutputStream();

   5

       ByteArrayOutputStream buffer = new ByteArrayOutputStream();

   5

       ObjectOutput out = new ObjectOutputStream(buffer);

   6

       ObjectOutput out = new ObjectOutputStream(buffer);

   6

       out.writeObject(item1);

   6 | out.writeObject(item1);
   7 | out.writeObject(d1);

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   item1 | d1 | VARIABLE_NAME_MISMATCH

   7

       out.writeObject(d1);

   7

       out.close();

   8

       out.close();

   8

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

   9

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

   9

       item2 = (ComparableObjectItem)in.readObject();

   9 | item2 = (ComparableObjectItem)in.readObject();
   10 | d2 = (DefaultStatisticalCategoryDataset)in.readObject();

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   item2 | d2 | VARIABLE_NAME_MISMATCH

   10

       d2 = (DefaultStatisticalCategoryDataset)in.readObject();

   10

       in.close();

   11

       in.close();

   11

       assertEquals(item1, item2);

   11 | assertEquals(item1, item2);
   12 | assertEquals(d1, d2);

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   item1 | d1 | VARIABLE_NAME_MISMATCH
   item2 | d2 | VARIABLE_NAME_MISMATCH

   12

       assertEquals(d1, d2);

   Precondition Violations (5)
   Row | Violation
   --- | ---
   1 | Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
   2 | Expression fail(e.toString()) is a void method call, and thus it cannot be parameterized
   3 | Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
   4 | Expression fail(e.toString()) is a void method call, and thus it cannot be parameterized
   5 | Clone fragment #1 returns variables , while Clone fragment #2 returns variables d1