247-1-3

BarRenderer r1 = new BarRenderer(); r1.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator()); BarRenderer r2 = null; try { r2 = (BarRenderer) r1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(r1 != r2); assertTrue(r1.getClass() == r2.getClass()); assertTrue(r1.equals(r2));
MyComparableObjectSeries s1 = new MyComparableObjectSeries("A"); s1.add(new Integer(1), "ABC"); MyComparableObjectSeries s2 = null; try { s2 = (MyComparableObjectSeries) s1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(s1 != s2); assertTrue(s1.getClass() == s2.getClass()); assertTrue(s1.equals(s2));

Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/chart/renderer/category/junit/BarRendererTests.java |  | File path: /jfreechart-1.0.10/tests/org/jfree/data/junit/ComparableObjectSeriesTests.java
Method name: `void testCloning()` |  | Method name: `void testCloning()`
Number of AST nodes: 8 |  | Number of AST nodes: 8

1

    BarRenderer r1 = new BarRenderer();↵

1

    MyComparableObjectSeries s1 = new MyComparableObjectSeries("A");↵

2

            r1.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator());↵

2

            s1.↵

3

            BarRenderer r↵

3

    add(new Integer(1), "ABC");↵

4

    2 = null;↵

4

            MyComparableObjectSeries s2 = null;↵

5

            try {↵

5

            try {↵

6

                r2 = (BarRenderer) r1.clone();↵

6

                s2 = (MyComparableObjectSeries) s1.clone();↵

7

            }↵

7

            }↵

8

            catch (CloneNotSupportedException e) {↵

8

            catch (CloneNotSupportedException e) {↵

9

                e.printStackTrace();↵

9

                e.printStackTrace();↵

10

            }↵

10

            }↵

11

            assertTrue(r1 != r2);↵

11

            assertTrue(s1 != s2);↵

12

            assertTrue(r1.getClass() == r2.getClass());↵

12

            assertTrue(s1.getClass() == s2.getClass());↵

13

            assertTrue(r1.equals(r2));

13

            assertTrue(s1.equals(s2));

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 | 40

1. {Non-refactorable}

   Mapping Summary
   Number of mapped statements | 4
   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) | 2.1
   Clone type | Type 2

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

   1

       MyComparableObjectSeries s1 = new MyComparableObjectSeries("A");

   1

       BarRenderer r1 = new BarRenderer();

   2

       r1.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator());

   3

       MyComparableObjectSeries s2 = null;

   3

       BarRenderer r2 = null;

   4

       try

   4

       try

   5 | s2 = (MyComparableObjectSeries)s1.clone();

   Preondition Violations
   Unmatched statement s2=(MyComparableObjectSeries)s1.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

       s2 = (MyComparableObjectSeries)s1.clone();

   5

       r2 = (BarRenderer)r1.clone();

   5 | r2 = (BarRenderer)r1.clone();

   Preondition Violations
   Unmatched statement r2=(BarRenderer)r1.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

   6

       assertTrue(s1 != s2);

   6

       assertTrue(r1 != r2);

   6 | assertTrue(r1 != r2);
   8 | assertTrue(s1.equals(s2));

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   r1 != r2 | s1.equals(s2) | TYPE_COMPATIBLE_REPLACEMENT

   8

       assertTrue(s1.equals(s2));

   7

       assertTrue(r1.getClass() == r2.getClass());

   7 | assertTrue(r1.getClass() == r2.getClass());
   2 | s1.add(new Integer(1), "ABC");

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   assertTrue | add | METHOD_INVOCATION_NAME_MISMATCH
   assertTrue(r1.getClass() == r2.getClass()) | s1.add(new Integer(1),"ABC") | ARGUMENT_NUMBER_MISMATCH
   | s1 | MISSING_METHOD_INVOCATION_EXPRESSION

   Preondition Violations
   Expression assertTrue(r1.getClass() == r2.getClass()) is a void method call, and thus it cannot be parameterized
   Expression s1.add(new Integer(1),"ABC") is a void method call, and thus it cannot be parameterized
   Expression assertTrue(r1.getClass() == r2.getClass()) is a void method call, and thus it cannot be parameterized
   Expression s1.add(new Integer(1),"ABC") is a void method call, and thus it cannot be parameterized

   2

       s1.add(new Integer(1), "ABC");

   8

       assertTrue(r1.equals(r2));

   8 | assertTrue(r1.equals(r2));
   7 | assertTrue(s1.getClass() == s2.getClass());

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   r1.equals(r2) | s1.getClass() == s2.getClass() | TYPE_COMPATIBLE_REPLACEMENT

   7

       assertTrue(s1.getClass() == s2.getClass());

   Precondition Violations (6)
   Row | Violation
   --- | ---
   1 | Unmatched statement s2=(MyComparableObjectSeries)s1.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 r2=(BarRenderer)r1.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
   3 | Expression assertTrue(r1.getClass() == r2.getClass()) is a void method call, and thus it cannot be parameterized
   4 | Expression s1.add(new Integer(1),"ABC") is a void method call, and thus it cannot be parameterized
   5 | Expression assertTrue(r1.getClass() == r2.getClass()) is a void method call, and thus it cannot be parameterized
   6 | Expression s1.add(new Integer(1),"ABC") is a void method call, and thus it cannot be parameterized