229-32-49

DialPlot p1 = new DialPlot(); DialPlot p2 = null; try { p2 = (DialPlot) p1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(p1 != p2); assertTrue(p1.getClass() == p2.getClass()); assertTrue(p1.equals(p2));
TextTitle t1 = new TextTitle(); TextTitle t2 = null; try { t2 = (TextTitle) 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/plot/dial/junit/DialPlotTests.java |  | File path: /jfreechart-1.0.10/tests/org/jfree/chart/title/junit/TextTitleTests.java
Method name: `void testCloning()` |  | Method name: `void testCloning()`
Number of AST nodes: 7 |  | Number of AST nodes: 7

1

    DialPlot p1 = new DialPlot();↵

1

    TextTitle t1 = new TextTitle();↵

2

            DialPlot p2 = null;↵

2

            TextTitle t2 = null;↵

3

            try {↵

3

            try {↵

4

                p2 = (DialPlot) p1.clone();↵

4

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

5

            }↵

5

            }↵

6

            catch (CloneNotSupportedException e) {↵

6

            catch (CloneNotSupportedException e) {↵

7

                e.printStackTrace();↵

7

                e.printStackTrace();↵

8

            }↵

8

            }↵

9

            assertTrue(p1 != p2);↵

9

            assertTrue(t1 != t2);↵

10

            assertTrue(p1.getClass() == p2.getClass());↵

10

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

11

            assertTrue(p1.equals(p2));

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) | 22.1
   Clone type | Type 2

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

   1

       TextTitle t1 = new TextTitle();

   1

       DialPlot p1 = new DialPlot();

   2

       TextTitle t2 = null;

   2

       DialPlot p2 = null;

   3

       try

   3

       try

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

   Preondition Violations
   Unmatched statement t2=(TextTitle)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 = (TextTitle)t1.clone();

   4

       p2 = (DialPlot)p1.clone();

   4 | p2 = (DialPlot)p1.clone();

   Preondition Violations
   Unmatched statement p2=(DialPlot)p1.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(p1 != p2);

   5 | assertTrue(p1 != p2);
   7 | assertTrue(t1.equals(t2));

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   p1 != p2 | t1.equals(t2) | TYPE_COMPATIBLE_REPLACEMENT

   7

       assertTrue(t1.equals(t2));

   6

       assertTrue(p1.getClass() == p2.getClass());

   7

       assertTrue(p1.equals(p2));

   7 | assertTrue(p1.equals(p2));
   6 | assertTrue(t1.getClass() == t2.getClass());

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   p1.equals(p2) | t1.getClass() == t2.getClass() | TYPE_COMPATIBLE_REPLACEMENT

   6

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

   Precondition Violations (2)
   Row | Violation
   --- | ---
   1 | Unmatched statement t2=(TextTitle)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 p2=(DialPlot)p1.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