408-6-10

BlockContainer c1 = new BlockContainer(); c1.add(new EmptyBlock(1.2, 3.4)); BlockContainer c2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(c1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray()) ); c2 = (BlockContainer) in.readObject(); in.close(); } catch (Exception e) { fail(e.toString()); } assertEquals(c1, c2);
MyComparableObjectSeries s1 = new MyComparableObjectSeries("A"); s1.add(new Integer(1), "ABC"); MyComparableObjectSeries s2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(s1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray())); s2 = (MyComparableObjectSeries) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(s1, s2);

Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/block/junit/BlockContainerTests.java |  | File path: /jfreechart-1.0.10/tests/org/jfree/data/junit/ComparableObjectSeriesTests.java
Method name: `void testSerialization()` |  | Method name: `void testSerialization()`
Number of AST nodes: 12 |  | Number of AST nodes: 12

1

    BlockContainer c1 = new BlockContainer();↵

1

    MyComparableObjectSeries s1 = new MyComparableObjectSeries("A");↵

2

            c1.add(new EmptyBlock(1.2, 3.4));↵

2

            s1.add(new ↵

3

            BlockContainer c↵

3

    Integer(1), "ABC");↵

4

    2 = null;↵

4

            MyComparableObjectSeries s2 = 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(c1);↵

8

                out.writeObject(s1);↵

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

                );↵

12

    );↵

13

                c2 = (BlockContainer) in.readObject();↵

13

                s2 = (MyComparableObjectSeries) in.readObject();↵

14

                in.close();↵

14

                in.close();↵

15

            }↵

15

            }↵

16

            catch (Exception e) {↵

16

            catch (Exception e) {↵

17

                fail(e.toString());↵

17

                e.printStackTrace();↵

18

            }↵

18

            }↵

19

            assertEquals(c1, c2);

19

            assertEquals(s1, s2);

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) | 37.6
   Clone type | Type 2

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

   1

       MyComparableObjectSeries s1 = new MyComparableObjectSeries("A");

   1

       BlockContainer c1 = new BlockContainer();

   2

       s1.add(new Integer(1), "ABC");

   3

       MyComparableObjectSeries s2 = null;

   2

       c1.add(new EmptyBlock(1.2, 3.4));

   2 | c1.add(new EmptyBlock(1.2, 3.4));
   12 | assertEquals(s1, s2);

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   add | assertEquals | METHOD_INVOCATION_NAME_MISMATCH
   c1.add(new EmptyBlock(1.2,3.4)) | assertEquals(s1,s2) | ARGUMENT_NUMBER_MISMATCH
   c1 |  | MISSING_METHOD_INVOCATION_EXPRESSION

   Preondition Violations
   Expression c1.add(new EmptyBlock(1.2,3.4)) is a void method call, and thus it cannot be parameterized
   Expression assertEquals(s1,s2) is a void method call, and thus it cannot be parameterized
   Expression c1.add(new EmptyBlock(1.2,3.4)) is a void method call, and thus it cannot be parameterized
   Expression assertEquals(s1,s2) is a void method call, and thus it cannot be parameterized

   12

       assertEquals(s1, s2);

   3

       BlockContainer c2 = null;

   4

       try

   4 | try
   4 | try

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

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

   4

       try

   5

       ByteArrayOutputStream buffer = new ByteArrayOutputStream();

   5

       ByteArrayOutputStream buffer = new ByteArrayOutputStream();

   6

       ObjectOutput out = new ObjectOutputStream(buffer);

   6

       ObjectOutput out = new ObjectOutputStream(buffer);

   7

       out.writeObject(c1);

   7 | out.writeObject(c1);
   7 | out.writeObject(s1);

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   c1 | s1 | VARIABLE_NAME_MISMATCH
   org.jfree.chart.block.BlockContainer | org.jfree.data.junit.ComparableObjectSeriesTests.MyComparableObjectSeries | VARIABLE_TYPE_MISMATCH

   Preondition Violations

   Type org.jfree.chart.block.BlockContainer of variable c1 does not match with type org.jfree.data.junit.ComparableObjectSeriesTests.MyComparableObjectSeries of variable s1
   - Make classes org.jfree.chart.block.BlockContainer and org.jfree.data.junit.ComparableObjectSeriesTests.MyComparableObjectSeries extend a common superclass

   7

       out.writeObject(s1);

   8

       out.close();

   8

       out.close();

   9

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

   9

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

   10 | s2 = (MyComparableObjectSeries)in.readObject();

   Preondition Violations
   Unmatched statement s2=(MyComparableObjectSeries)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
   Unmatched statement s2=(MyComparableObjectSeries)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

       s2 = (MyComparableObjectSeries)in.readObject();

   10

       c2 = (BlockContainer)in.readObject();

   10 | c2 = (BlockContainer)in.readObject();

   Preondition Violations
   Unmatched statement c2=(BlockContainer)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
   Unmatched statement c2=(BlockContainer)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

       in.close();

   11

       in.close();

   12

       assertEquals(c1, c2);

   Precondition Violations (13)
   Row | Violation
   --- | ---
   1 | Expression c1.add(new EmptyBlock(1.2,3.4)) is a void method call, and thus it cannot be parameterized
   2 | Expression assertEquals(s1,s2) is a void method call, and thus it cannot be parameterized
   3 | Expression c1.add(new EmptyBlock(1.2,3.4)) is a void method call, and thus it cannot be parameterized
   4 | Expression assertEquals(s1,s2) is a void method call, and thus it cannot be parameterized
   5 | Expression fail(e.toString()) is a void method call, and thus it cannot be parameterized
   6 | Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
   7 | Expression fail(e.toString()) is a void method call, and thus it cannot be parameterized
   8 | Expression e.printStackTrace() is a void method call, and thus it cannot be parameterized
   9 | Type org.jfree.chart.block.BlockContainer of variable c1 does not match with type org.jfree.data.junit.ComparableObjectSeriesTests.MyComparableObjectSeries of variable s1
   10 | Unmatched statement s2=(MyComparableObjectSeries)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
   11 | Unmatched statement s2=(MyComparableObjectSeries)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
   12 | Unmatched statement c2=(BlockContainer)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
   13 | Unmatched statement c2=(BlockContainer)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