408-1-7

CategoryLineAnnotation a1 = new CategoryLineAnnotation( "Category 1", 1.0, "Category 2", 2.0, Color.red, new BasicStroke(1.0f)); CategoryLineAnnotation a2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(a1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray()) ); a2 = (CategoryLineAnnotation) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(a1, a2);
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/annotations/junit/CategoryLineAnnotationTests.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: 11 |  | Number of AST nodes: 11

1

    CategoryLineAnnotation a1 = new CategoryLineAnnotation(↵

2

                "Category 1", 1.0, "Category 2", 2.0, Color.red,↵

3

                new BasicStroke(1.0f));↵

4

            CategoryLineAnnotation a↵

1

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

5

    2 = null;↵

2

            EmptyBlock b2 = null;↵

6

            try {↵

3

            try {↵

7

                ByteArrayOutputStream buffer = new ByteArrayOutputStream();↵

4

                ByteArrayOutputStream buffer = new ByteArrayOutputStream();↵

8

                ObjectOutput out = new ObjectOutputStream(buffer);↵

5

                ObjectOutput out = new ObjectOutputStream(buffer);↵

9

                out.writeObject(a1);↵

6

                out.writeObject(b1);↵

10

                out.close();↵

7

                out.close();↵

11

                ObjectInput in = new ObjectInputStream(↵

8

                ObjectInput in = new ObjectInputStream(↵

12

                    new ByteArrayInputStream(buffer.toByteArray())↵

9

                        new ByteArrayInputStream(buffer.toByteArray())↵

13

                );↵

10

    );↵

14

                a2 = (CategoryLineAnnotation) in.readObject();↵

11

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

15

                in.close();↵

12

                in.close();↵

16

            }↵

13

            }↵

17

            catch (Exception e) {↵

14

            catch (Exception e) {↵

18

                e.printStackTrace();↵

15

                fail(e.toString());↵

19

            }↵

16

            }↵

20

            assertEquals(a1, a2);

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 | 73

1. {Non-refactorable}

   Mapping Summary
   Number of mapped statements | 8
   Number of unmapped statements in the first code fragment | 3
   Number of unmapped statements in the second code fragment | 3
   Time elapsed for statement mapping (ms) | 1.8
   Clone type | Type 2

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

   1

       EmptyBlock b1 = new EmptyBlock(1.0, 2.0);

   1

       CategoryLineAnnotation a1 = new CategoryLineAnnotation("Category 1", 1.0, "Category 2", 2.0, Color.red, new BasicStroke(1.0f));

   2

       EmptyBlock b2 = null;

   2

       CategoryLineAnnotation a2 = null;

   3

       try

   3 | try
   3 | 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

   3

       try

   4

       ByteArrayOutputStream buffer = new ByteArrayOutputStream();

   4

       ByteArrayOutputStream buffer = new ByteArrayOutputStream();

   5

       ObjectOutput out = new ObjectOutputStream(buffer);

   5

       ObjectOutput out = new ObjectOutputStream(buffer);

   6

       out.writeObject(a1);

   6 | out.writeObject(a1);
   6 | out.writeObject(b1);

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   a1 | b1 | VARIABLE_NAME_MISMATCH
   org.jfree.chart.annotations.CategoryLineAnnotation | org.jfree.chart.block.EmptyBlock | VARIABLE_TYPE_MISMATCH

   Preondition Violations

   Type org.jfree.chart.annotations.CategoryLineAnnotation of variable a1 does not match with type org.jfree.chart.block.EmptyBlock of variable b1
   - Make classes org.jfree.chart.annotations.CategoryLineAnnotation and org.jfree.chart.block.EmptyBlock extend a common superclass

   6

       out.writeObject(b1);

   7

       out.close();

   7

       out.close();

   8

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

   8

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

   9 | b2 = (EmptyBlock)in.readObject();

   Preondition Violations
   Unmatched statement b2=(EmptyBlock)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
   Unmatched statement b2=(EmptyBlock)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

   9

       b2 = (EmptyBlock)in.readObject();

   9

       a2 = (CategoryLineAnnotation)in.readObject();

   9 | a2 = (CategoryLineAnnotation)in.readObject();

   Preondition Violations
   Unmatched statement a2=(CategoryLineAnnotation)in.readObject(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
   Unmatched statement a2=(CategoryLineAnnotation)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

       in.close();

   10

       in.close();

   11

       assertEquals(a1, a2);

   11 | assertEquals(a1, a2);
   11 | assertEquals(b1, b2);

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   a1 | b1 | VARIABLE_NAME_MISMATCH
   org.jfree.chart.annotations.CategoryLineAnnotation | org.jfree.chart.block.EmptyBlock | VARIABLE_TYPE_MISMATCH

   Preondition Violations

   Type org.jfree.chart.annotations.CategoryLineAnnotation of variable a1 does not match with type org.jfree.chart.block.EmptyBlock of variable b1
   - Make classes org.jfree.chart.annotations.CategoryLineAnnotation and org.jfree.chart.block.EmptyBlock extend a common superclass

   11

       assertEquals(b1, b2);

   Precondition Violations (10)
   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.annotations.CategoryLineAnnotation of variable a1 does not match with type org.jfree.chart.block.EmptyBlock of variable b1
   6 | Unmatched statement b2=(EmptyBlock)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 b2=(EmptyBlock)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 a2=(CategoryLineAnnotation)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 a2=(CategoryLineAnnotation)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 | Type org.jfree.chart.annotations.CategoryLineAnnotation of variable a1 does not match with type org.jfree.chart.block.EmptyBlock of variable b1