276-1-2

XYBoxAnnotation a1 = new XYBoxAnnotation(1.0, 2.0, 3.0, 4.0, new BasicStroke(1.2f), Color.red, Color.blue); XYBoxAnnotation a2 = null; try { a2 = (XYBoxAnnotation) a1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(a1 != a2); assertTrue(a1.getClass() == a2.getClass()); assertTrue(a1.equals(a2));
LabelBlock b1 = new LabelBlock("ABC", new Font("Dialog", Font.PLAIN, 12), Color.red); LabelBlock b2 = null; try { b2 = (LabelBlock) b1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(b1 != b2); assertTrue(b1.getClass() == b2.getClass()); assertTrue(b1.equals(b2));

Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/annotations/junit/XYBoxAnnotationTests.java |  | File path: /jfreechart-1.0.10/tests/org/jfree/chart/block/junit/LabelBlockTests.java
Method name: `void testCloning()` |  | Method name: `void testCloning()`
Number of AST nodes: 7 |  | Number of AST nodes: 7

1

    XYBoxAnnotation a1 = new XYBoxAnnotation(1.0, 2.0, 3.0, 4.0,↵

2

                    new BasicStroke(1.2f), Color.red, Color.blue);↵

3

            XYBoxAnnotation a↵

1

    LabelBlock b1 = new LabelBlock("ABC", new Font("Dialog", ↵

2

                    Font.PLAIN, 12), Color.red);↵

4

    2 = null;↵

3

            LabelBlock b2 = null;↵

4

            ↵

5

            try {↵

5

            try {↵

6

                a2 = (XYBoxAnnotation) a1.clone();↵

6

                b2 = (LabelBlock) b1.clone();↵

7

            }↵

7

            }↵

8

            catch (CloneNotSupportedException e) {↵

8

            catch (CloneNotSupportedException e) {↵

9

                e.printStackTrace();↵

9

                e.printStackTrace();↵

10

            }↵

10

            }↵

11

            assertTrue(a1 != a2);↵

11

            assertTrue(b1 != b2);↵

12

            assertTrue(a1.getClass() == a2.getClass());↵

12

            assertTrue(b1.getClass() == b2.getClass());↵

13

            assertTrue(a1.equals(a2));

13

            assertTrue(b1.equals(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 | 29

1. {Non-refactorable}

   Mapping Summary
   Number of mapped statements | 3
   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) | 1.4
   Clone type | Type 2

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

   1

       LabelBlock b1 = new LabelBlock("ABC", new Font("Dialog", Font.PLAIN, 12), Color.red);

   1

       XYBoxAnnotation a1 = new XYBoxAnnotation(1.0, 2.0, 3.0, 4.0, new BasicStroke(1.2f), Color.red, Color.blue);

   2

       LabelBlock b2 = null;

   2

       XYBoxAnnotation a2 = null;

   3

       try

   3

       try

   4 | b2 = (LabelBlock)b1.clone();

   Preondition Violations
   Unmatched statement b2=(LabelBlock)b1.clone(); 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

   4

       b2 = (LabelBlock)b1.clone();

   4

       a2 = (XYBoxAnnotation)a1.clone();

   4 | a2 = (XYBoxAnnotation)a1.clone();

   Preondition Violations
   Unmatched statement a2=(XYBoxAnnotation)a1.clone(); 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

   5

       assertTrue(b1 != b2);

   5

       assertTrue(a1 != a2);

   5 | assertTrue(a1 != a2);
   7 | assertTrue(b1.equals(b2));

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   a1 != a2 | b1.equals(b2) | TYPE_COMPATIBLE_REPLACEMENT

   7

       assertTrue(b1.equals(b2));

   6

       assertTrue(a1.getClass() == a2.getClass());

   7

       assertTrue(a1.equals(a2));

   7 | assertTrue(a1.equals(a2));
   6 | assertTrue(b1.getClass() == b2.getClass());

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   a1.equals(a2) | b1.getClass() == b2.getClass() | TYPE_COMPATIBLE_REPLACEMENT

   6

       assertTrue(b1.getClass() == b2.getClass());

   Precondition Violations (2)
   Row | Violation
   --- | ---
   1 | Unmatched statement b2=(LabelBlock)b1.clone(); 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
   2 | Unmatched statement a2=(XYBoxAnnotation)a1.clone(); 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