407-10-11

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);
EmptyBlock b1 = new EmptyBlock(1.0, 2.0); EmptyBlock b2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(b1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray())); b2 = (EmptyBlock) in.readObject(); in.close(); } catch (Exception e) { fail(e.toString()); } assertEquals(b1, b2);

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/chart/block/junit/EmptyBlockTests.java
Method name: `void testSerialization()` |  | Method name: `void testSerialization()`
Number of AST nodes: 12 |  | Number of AST nodes: 11

1

    BlockContainer c1 = new BlockContainer();↵

2

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

1

    EmptyBlock b1 = new EmptyBlock(1.0, 2.0);↵

3

            BlockContainer c2 = null;↵

2

            EmptyBlock b2 = null;↵

4

            try {↵

3

            try {↵

5

                ByteArrayOutputStream buffer = new ByteArrayOutputStream();↵

4

                ByteArrayOutputStream buffer = new ByteArrayOutputStream();↵

6

                ObjectOutput out = new ObjectOutputStream(buffer);↵

5

                ObjectOutput out = new ObjectOutputStream(buffer);↵

7

                out.writeObject(c1);↵

6

                out.writeObject(b1);↵

8

                out.close();↵

7

                out.close();↵

9

                ObjectInput in = new ObjectInputStream(↵

8

                ObjectInput in = new ObjectInputStream(↵

10

                    new ByteArrayInputStream(buffer.toByteArray())↵

9

                        new ByteArrayInputStream(buffer.toByteArray())↵

11

                );↵

10

    );↵

12

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

11

                b2 = (EmptyBlock) in.readObject();↵

13

                in.close();↵

12

                in.close();↵

14

            }↵

13

            }↵

15

            catch (Exception e) {↵

14

            catch (Exception e) {↵

16

                fail(e.toString());↵

15

                fail(e.toString());↵

17

            }↵

16

            }↵

18

            assertEquals(c1, c2);

17

            assertEquals(b1, b2);

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 | 1
   Number of unmapped statements in the second code fragment | 0
   Time elapsed for statement mapping (ms) | 2.4
   Clone type | Type 3

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

   1

       BlockContainer c1 = new BlockContainer();

   1 | BlockContainer c1 = new BlockContainer();
   1 | EmptyBlock b1 = new EmptyBlock(1.0, 2.0);

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   org.jfree.chart.block.BlockContainer | org.jfree.chart.block.EmptyBlock | SUBCLASS_TYPE_MISMATCH
   c1 | b1 | VARIABLE_NAME_MISMATCH
   org.jfree.chart.block.BlockContainer | org.jfree.chart.block.EmptyBlock | SUBCLASS_TYPE_MISMATCH
   org.jfree.chart.block.BlockContainer | org.jfree.chart.block.EmptyBlock | SUBCLASS_TYPE_MISMATCH
   new BlockContainer() | new EmptyBlock(1.0,2.0) | ARGUMENT_NUMBER_MISMATCH

   1

       EmptyBlock b1 = new EmptyBlock(1.0, 2.0);

   2

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

   3

       BlockContainer c2 = null;

   3 | BlockContainer c2 = null;
   2 | EmptyBlock b2 = null;

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   org.jfree.chart.block.BlockContainer | org.jfree.chart.block.EmptyBlock | SUBCLASS_TYPE_MISMATCH
   c2 | b2 | VARIABLE_NAME_MISMATCH
   org.jfree.chart.block.BlockContainer | org.jfree.chart.block.EmptyBlock | SUBCLASS_TYPE_MISMATCH

   2

       EmptyBlock b2 = null;

   4

       try

   3

       try

   5

       ByteArrayOutputStream buffer = new ByteArrayOutputStream();

   4

       ByteArrayOutputStream buffer = new ByteArrayOutputStream();

   6

       ObjectOutput out = new ObjectOutputStream(buffer);

   5

       ObjectOutput out = new ObjectOutputStream(buffer);

   7

       out.writeObject(c1);

   7 | out.writeObject(c1);
   6 | out.writeObject(b1);

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   c1 | b1 | VARIABLE_NAME_MISMATCH
   org.jfree.chart.block.BlockContainer | org.jfree.chart.block.EmptyBlock | SUBCLASS_TYPE_MISMATCH

   6

       out.writeObject(b1);

   8

       out.close();

   7

       out.close();

   9

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

   8

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

   10

       c2 = (BlockContainer)in.readObject();

   10 | c2 = (BlockContainer)in.readObject();
   9 | b2 = (EmptyBlock)in.readObject();

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   c2 | b2 | VARIABLE_NAME_MISMATCH
   org.jfree.chart.block.BlockContainer | org.jfree.chart.block.EmptyBlock | SUBCLASS_TYPE_MISMATCH
   org.jfree.chart.block.BlockContainer | org.jfree.chart.block.EmptyBlock | SUBCLASS_TYPE_MISMATCH

   Preondition Violations
   Expression (BlockContainer)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
   Expression (EmptyBlock)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted

   9

       b2 = (EmptyBlock)in.readObject();

   11

       in.close();

   10

       in.close();

   12

       assertEquals(c1, c2);

   12 | assertEquals(c1, c2);
   11 | assertEquals(b1, b2);

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   c1 | b1 | VARIABLE_NAME_MISMATCH
   org.jfree.chart.block.BlockContainer | org.jfree.chart.block.EmptyBlock | SUBCLASS_TYPE_MISMATCH
   c2 | b2 | VARIABLE_NAME_MISMATCH
   org.jfree.chart.block.BlockContainer | org.jfree.chart.block.EmptyBlock | SUBCLASS_TYPE_MISMATCH

   11

       assertEquals(b1, b2);

   Precondition Violations (3)
   Row | Violation
   --- | ---
   1 | Expression (BlockContainer)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
   2 | Expression (EmptyBlock)in.readObject() cannot be parameterized, because it has dependencies to/from statements that will be extracted
   3 | Clone fragment #1 returns variables c1 , while Clone fragment #2 returns variables