407-8-20

SegmentedTimeline l1 = new SegmentedTimeline(1000, 5, 2); SegmentedTimeline l2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(l1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray())); l2 = (SegmentedTimeline) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } boolean b = l1.equals(l2); assertTrue(b);
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/chart/axis/junit/SegmentedTimelineTests.java |  | File path: /jfreechart-1.0.10/tests/org/jfree/data/statistics/junit/DefaultStatisticalCategoryDatasetTests.java
Method name: `void testSerialization2()` |  | Method name: `void testSerialization2()`
Number of AST nodes: 12 |  | Number of AST nodes: 12

1

    SegmentedTimeline l1 = new SegmentedTimeline(1000, 5, 2);↵

2

            SegmentedTimeline l↵

1

    DefaultStatisticalCategoryDataset d1 ↵

2

                = new DefaultStatisticalCategoryDataset();↵

3

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

3

    2 = null;↵

4

            DefaultStatisticalCategoryDataset d2 = null;↵

4

            try {↵

5

            try {↵

5

                ByteArrayOutputStream buffer = new ByteArrayOutputStream();↵

6

                ByteArrayOutputStream buffer = new ByteArrayOutputStream();↵

6

                ObjectOutput out = new ObjectOutputStream(buffer);↵

7

                ObjectOutput out = new ObjectOutputStream(buffer);↵

7

                out.writeObject(l1);↵

8

                out.writeObject(d1);↵

8

                out.close();↵

9

                out.close();↵

9

                ObjectInput in = new ObjectInputStream(↵

10

                ObjectInput in = new ObjectInputStream(↵

10

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

11

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

11

                l2 = (SegmentedTimeline) in.readObject();↵

12

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

12

                in.close();↵

13

                in.close();↵

13

            }↵

14

            }↵

14

            catch (Exception e) {↵

15

            catch (Exception e) {↵

15

                e.printStackTrace();↵

16

                fail(e.toString());↵

16

            }↵

17

            }↵

17

            boolean b = l1.equals(l2);↵

18

            ↵

18

            assertTrue(b);

19

    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 | 80

1. {Non-refactorable}

   Mapping Summary
   Number of mapped statements | 8
   Number of unmapped statements in the first code fragment | 4
   Number of unmapped statements in the second code fragment | 4
   Time elapsed for statement mapping (ms) | 2.3
   Clone type | Type 2

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

   1

       DefaultStatisticalCategoryDataset d1 = new DefaultStatisticalCategoryDataset();

   1

       SegmentedTimeline l1 = new SegmentedTimeline(1000, 5, 2);

   2

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

   2

       SegmentedTimeline l2 = null;

   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(l1);

   6 | out.writeObject(l1);
   7 | out.writeObject(d1);

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   l1 | d1 | VARIABLE_NAME_MISMATCH
   org.jfree.chart.axis.SegmentedTimeline | org.jfree.data.statistics.DefaultStatisticalCategoryDataset | VARIABLE_TYPE_MISMATCH

   Preondition Violations

   Type org.jfree.chart.axis.SegmentedTimeline of variable l1 does not match with type org.jfree.data.statistics.DefaultStatisticalCategoryDataset of variable d1
   - Make classes org.jfree.chart.axis.SegmentedTimeline and org.jfree.data.statistics.DefaultStatisticalCategoryDataset extend a common superclass

   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

       l2 = (SegmentedTimeline)in.readObject();

   9 | l2 = (SegmentedTimeline)in.readObject();

   Preondition Violations
   Unmatched statement l2=(SegmentedTimeline)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
   Unmatched statement l2=(SegmentedTimeline)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 | d2 = (DefaultStatisticalCategoryDataset)in.readObject();

   Preondition Violations
   Unmatched statement d2=(DefaultStatisticalCategoryDataset)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=(DefaultStatisticalCategoryDataset)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

       d2 = (DefaultStatisticalCategoryDataset)in.readObject();

   10

       in.close();

   11

       in.close();

   11

       boolean b = l1.equals(l2);

   12

       assertTrue(b);

   12 | assertTrue(b);
   12 | assertEquals(d1, d2);

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   assertTrue | assertEquals | METHOD_INVOCATION_NAME_MISMATCH
   assertTrue(b) | assertEquals(d1,d2) | ARGUMENT_NUMBER_MISMATCH

   Preondition Violations
   Expression assertTrue(b) is a void method call, and thus it cannot be parameterized
   Expression assertEquals(d1,d2) is a void method call, and thus it cannot be parameterized
   Expression assertTrue(b) is a void method call, and thus it cannot be parameterized
   Expression assertEquals(d1,d2) is a void method call, and thus it cannot be parameterized

   12

       assertEquals(d1, d2);

   Precondition Violations (13)
   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 | Type org.jfree.chart.axis.SegmentedTimeline of variable l1 does not match with type org.jfree.data.statistics.DefaultStatisticalCategoryDataset of variable d1
   6 | Unmatched statement l2=(SegmentedTimeline)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
   7 | Unmatched statement l2=(SegmentedTimeline)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
   8 | Unmatched statement d2=(DefaultStatisticalCategoryDataset)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
   9 | Unmatched statement d2=(DefaultStatisticalCategoryDataset)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 | Expression assertTrue(b) is a void method call, and thus it cannot be parameterized
   11 | Expression assertEquals(d1,d2) is a void method call, and thus it cannot be parameterized
   12 | Expression assertTrue(b) is a void method call, and thus it cannot be parameterized
   13 | Expression assertEquals(d1,d2) is a void method call, and thus it cannot be parameterized