218-7-10

DefaultHighLowDataset d1 = new DefaultHighLowDataset("Series 1", new Date[] {new Date(123L)}, new double[] {1.2}, new double[] {3.4}, new double[] {5.6}, new double[] {7.8}, new double[] {99.9}); DefaultHighLowDataset d2 = null; try { d2 = (DefaultHighLowDataset) d1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(d1 != d2); assertTrue(d1.getClass() == d2.getClass()); assertTrue(d1.equals(d2));
OHLCItem item1 = new OHLCItem(new Year(2006), 2.0, 4.0, 1.0, 3.0); OHLCItem item2 = null; try { item2 = (OHLCItem) item1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(item1 != item2); assertTrue(item1.getClass() == item2.getClass()); assertTrue(item1.equals(item2));

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

1

    DefaultHighLowDataset d1 = new DefaultHighLowDataset("Series 1",↵

2

                    new Date[] {new Date(123L)}, new double[] {1.2},↵

3

                    new double[] {3.4}, new double[] {5.6}, new double[] {7.8},↵

4

                    new double[] {99.9});↵

5

            DefaultHighLowDataset d↵

1

    OHLCItem item1 = new OHLCItem(new Year(2006), 2.0, 4.0, 1.0, 3.0);↵

6

    2 = null;↵

2

            OHLCItem item2 = null;↵

7

            try {↵

3

            try {↵

8

                d2 = (DefaultHighLowDataset) d1.clone();↵

4

                item2 = (OHLCItem) item1.clone();↵

9

            }↵

5

            }↵

10

            catch (CloneNotSupportedException e) {↵

6

            catch (CloneNotSupportedException e) {↵

11

                e.printStackTrace();↵

7

                e.printStackTrace();↵

12

            }↵

8

            }↵

13

            assertTrue(d1 != d2);↵

9

            assertTrue(item1 != item2);↵

14

            assertTrue(d1.getClass() == d2.getClass());↵

10

            assertTrue(item1.getClass() == item2.getClass());↵

15

            assertTrue(d1.equals(d2));

11

            assertTrue(item1.equals(item2));

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) | 1.5
   Clone type | Type 2

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

   1

       OHLCItem item1 = new OHLCItem(new Year(2006), 2.0, 4.0, 1.0, 3.0);

   1

       DefaultHighLowDataset d1 = new DefaultHighLowDataset("Series 1", new Date[] {new Date(123L)}, new double[] {1.2}, new double[] {3.4}, new double[] {5.6}, new double[] {7.8}, new double[] {99.9});

   2

       OHLCItem item2 = null;

   2

       DefaultHighLowDataset d2 = null;

   3

       try

   3

       try

   4 | item2 = (OHLCItem)item1.clone();

   Preondition Violations
   Unmatched statement item2=(OHLCItem)item1.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

       item2 = (OHLCItem)item1.clone();

   4

       d2 = (DefaultHighLowDataset)d1.clone();

   4 | d2 = (DefaultHighLowDataset)d1.clone();

   Preondition Violations
   Unmatched statement d2=(DefaultHighLowDataset)d1.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(item1 != item2);

   5

       assertTrue(d1 != d2);

   5 | assertTrue(d1 != d2);
   7 | assertTrue(item1.equals(item2));

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   d1 != d2 | item1.equals(item2) | TYPE_COMPATIBLE_REPLACEMENT

   7

       assertTrue(item1.equals(item2));

   6

       assertTrue(d1.getClass() == d2.getClass());

   7

       assertTrue(d1.equals(d2));

   7 | assertTrue(d1.equals(d2));
   6 | assertTrue(item1.getClass() == item2.getClass());

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   d1.equals(d2) | item1.getClass() == item2.getClass() | TYPE_COMPATIBLE_REPLACEMENT

   6

       assertTrue(item1.getClass() == item2.getClass());

   Precondition Violations (2)
   Row | Violation
   --- | ---
   1 | Unmatched statement item2=(OHLCItem)item1.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 d2=(DefaultHighLowDataset)d1.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