247-5-7

CategoryLabelEntity e1 = new CategoryLabelEntity("A", new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0), "ToolTip", "URL"); CategoryLabelEntity e2 = null; try { e2 = (CategoryLabelEntity) e1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(e1 != e2); assertTrue(e1.getClass() == e2.getClass()); assertTrue(e1.equals(e2));
TickUnits t1 = (TickUnits) NumberAxis.createIntegerTickUnits(); TickUnits t2 = null; try { t2 = (TickUnits) t1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(t1 != t2); assertTrue(t1.getClass() == t2.getClass()); assertTrue(t1.equals(t2));

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

1

    CategoryLabelEntity e1 = new CategoryLabelEntity("A", ↵

2

                    new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0), "ToolTip", "URL"); ↵

1

    TickUnits t1 = (TickUnits) NumberAxis.createIntegerTickUnits();↵

3

            CategoryLabelEntity e2 = null;↵

2

            TickUnits t2 = null;↵

4

            try {↵

3

            try {↵

5

                e2 = (CategoryLabelEntity) e1.clone();↵

4

                t2 = (TickUnits) t1.clone();↵

6

            }↵

5

            }↵

7

            catch (CloneNotSupportedException e) {↵

6

            catch (CloneNotSupportedException e) {↵

8

                e.printStackTrace();↵

7

                e.printStackTrace();↵

9

            }↵

8

            }↵

10

            assertTrue(e1 != e2);↵

9

            assertTrue(t1 != t2);↵

11

            assertTrue(e1.getClass() == e2.getClass());↵

10

            assertTrue(t1.getClass() == t2.getClass());↵

12

            assertTrue(e1.equals(e2));

11

            assertTrue(t1.equals(t2));

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) | 8.9
   Clone type | Type 2

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

   1

       TickUnits t1 = (TickUnits)NumberAxis.createIntegerTickUnits();

   1

       CategoryLabelEntity e1 = new CategoryLabelEntity("A", new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0), "ToolTip", "URL");

   2

       TickUnits t2 = null;

   2

       CategoryLabelEntity e2 = null;

   3

       try

   3

       try

   4 | t2 = (TickUnits)t1.clone();

   Preondition Violations
   Unmatched statement t2=(TickUnits)t1.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

       t2 = (TickUnits)t1.clone();

   4

       e2 = (CategoryLabelEntity)e1.clone();

   4 | e2 = (CategoryLabelEntity)e1.clone();

   Preondition Violations
   Unmatched statement e2=(CategoryLabelEntity)e1.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(t1 != t2);

   5

       assertTrue(e1 != e2);

   5 | assertTrue(e1 != e2);
   7 | assertTrue(t1.equals(t2));

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   e1 != e2 | t1.equals(t2) | TYPE_COMPATIBLE_REPLACEMENT

   7

       assertTrue(t1.equals(t2));

   6

       assertTrue(e1.getClass() == e2.getClass());

   7

       assertTrue(e1.equals(e2));

   7 | assertTrue(e1.equals(e2));
   6 | assertTrue(t1.getClass() == t2.getClass());

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   e1.equals(e2) | t1.getClass() == t2.getClass() | TYPE_COMPATIBLE_REPLACEMENT

   6

       assertTrue(t1.getClass() == t2.getClass());

   Precondition Violations (2)
   Row | Violation
   --- | ---
   1 | Unmatched statement t2=(TickUnits)t1.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 e2=(CategoryLabelEntity)e1.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