229-33-48

VectorDataItem v1 = new VectorDataItem(1.0, 2.0, 3.0, 4.0); VectorDataItem v2 = null; try { v2 = (VectorDataItem) v1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(v1 != v2); assertTrue(v1.getClass() == v2.getClass()); assertTrue(v1.equals(v2));
ValueMarker m1 = new ValueMarker(25.0); ValueMarker m2 = null; try { m2 = (ValueMarker) m1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(m1 != m2); assertTrue(m1.getClass() == m2.getClass()); assertTrue(m1.equals(m2));

Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/tests/org/jfree/data/xy/junit/VectorDataItemTests.java |  | File path: /jfreechart-1.0.10/tests/org/jfree/chart/plot/junit/ValueMarkerTests.java
Method name: `void testCloning()` |  | Method name: `void testCloning()`
Number of AST nodes: 7 |  | Number of AST nodes: 7

1

    VectorDataItem v1 = new VectorDataItem(1.0, 2.0, 3.0, 4.0);↵

1

    V↵

2

            VectorDataItem v↵

2

    alueMarker m1 = new ValueMarker(25.0);↵

3

    2 = null;↵

3

            ValueMarker m2 = null;↵

4

            try {↵

4

            try {↵

5

                v2 = (VectorDataItem) v1.clone();↵

5

                m2 = (ValueMarker) m1.clone();↵

6

            }↵

6

            }↵

7

            catch (CloneNotSupportedException e) {↵

7

            catch (CloneNotSupportedException e) {↵

8

                e.printStackTrace();↵

8

                e.printStackTrace();↵

9

            }↵

9

            }↵

10

            assertTrue(v1 != v2);↵

10

            assertTrue(m1 != m2);↵

11

            assertTrue(v1.getClass() == v2.getClass());↵

11

            assertTrue(m1.getClass() == m2.getClass());↵

12

            assertTrue(v1.equals(v2));

12

            assertTrue(m1.equals(m2));

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) | 8.6
   Clone type | Type 2

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

   1

       ValueMarker m1 = new ValueMarker(25.0);

   1

       VectorDataItem v1 = new VectorDataItem(1.0, 2.0, 3.0, 4.0);

   2

       ValueMarker m2 = null;

   2

       VectorDataItem v2 = null;

   3

       try

   3

       try

   4 | m2 = (ValueMarker)m1.clone();

   Preondition Violations
   Unmatched statement m2=(ValueMarker)m1.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

       m2 = (ValueMarker)m1.clone();

   4

       v2 = (VectorDataItem)v1.clone();

   4 | v2 = (VectorDataItem)v1.clone();

   Preondition Violations
   Unmatched statement v2=(VectorDataItem)v1.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(m1 != m2);

   5

       assertTrue(v1 != v2);

   5 | assertTrue(v1 != v2);
   7 | assertTrue(m1.equals(m2));

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   v1 != v2 | m1.equals(m2) | TYPE_COMPATIBLE_REPLACEMENT

   7

       assertTrue(m1.equals(m2));

   6

       assertTrue(v1.getClass() == v2.getClass());

   7

       assertTrue(v1.equals(v2));

   7 | assertTrue(v1.equals(v2));
   6 | assertTrue(m1.getClass() == m2.getClass());

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   v1.equals(v2) | m1.getClass() == m2.getClass() | TYPE_COMPATIBLE_REPLACEMENT

   6

       assertTrue(m1.getClass() == m2.getClass());

   Precondition Violations (2)
   Row | Violation
   --- | ---
   1 | Unmatched statement m2=(ValueMarker)m1.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 v2=(VectorDataItem)v1.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