43-24-103

if (obj == this) { return true; } if (!(obj instanceof Second)) { return false; } Second that = (Second) obj; if (this.second != that.second) { return false; } if (this.minute != that.minute) { return false; } if (this.hour != that.hour) { return false; } if (!this.day.equals(that.day)) { return false; } return true;
if (obj == this) { return true; } if (!(obj instanceof VectorRenderer)) { return false; } VectorRenderer that = (VectorRenderer) obj; if (this.baseLength != that.baseLength) { return false; } if (this.headLength != that.headLength) { return false; } return super.equals(obj);

Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/data/time/Second.java |  | File path: /jfreechart-1.0.10/src/org/jfree/chart/renderer/xy/VectorRenderer.java
Method name: `boolean equals(Object)` |  | Method name: `boolean equals(Object)`
Number of AST nodes: 14 |  | Number of AST nodes: 10

1

    if (obj == this) {↵

1

    if (obj == this) {↵

2

                return true;↵

2

                return true;↵

3

            }↵

3

            }↵

4

            if (!(obj instanceof Second)) {↵

4

            if (!(obj instanceof VectorRenderer)) {↵

5

                return false;↵

5

                return false;↵

6

            }↵

6

            }↵

7

            Second that = (Second) obj;↵

7

            VectorRenderer that = (VectorRenderer) obj;↵

8

            if (this.second != that.second) {↵

8

            if (this.baseLength != that.baseLength) {↵

9

                return false;↵

9

                return false;↵

10

            }↵

10

            }↵

11

            if (this.minute != that.minute) {↵

11

            if (this.headLength != that.headLength) {↵

12

                return false;↵

12

                return false;↵

13

            }↵

13

            }↵

14

            if (this.hour != that.hour) {↵

14

            ↵

15

                return false;↵

16

            }↵

17

            if (!this.day.equals(that.day)) {↵

18

                return false;↵

19

            }↵

20

            return true;

15

    return super.equals(obj);

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) | 1.2
Clones location | Clones are in different classes
Number of node comparisons | 33

1. {Non-refactorable}

   Mapping Summary
   Number of mapped statements | 4
   Number of unmapped statements in the first code fragment | 0
   Number of unmapped statements in the second code fragment | 0
   Time elapsed for statement mapping (ms) | 0.4
   Clone type | Type 2

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

   1

       if (obj == this)

   1

       if (obj == this)

   2

       return true;

   2 | return true;
   2 | return true;

   Preondition Violations
   Conditional return true;
   Conditional return true;

   2

       return true;

   3

       if (!(obj instanceof Second))

   3 | if (!(obj instanceof Second))
   3 | if (!(obj instanceof VectorRenderer))

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   org.jfree.data.time.Second | org.jfree.chart.renderer.xy.VectorRenderer | VARIABLE_TYPE_MISMATCH

   Preondition Violations

   Type boolean of variable obj instanceof Second does not match with type boolean of variable obj instanceof VectorRenderer
   - Make classes org.jfree.data.time.Second and org.jfree.chart.renderer.xy.VectorRenderer extend a common superclass

   3

       if (!(obj instanceof VectorRenderer))

   4

       return false;

   4 | return false;
   4 | return false;

   Preondition Violations
   Conditional return false;
   Conditional return false;

   4

       return false;

   Precondition Violations (5)
   Row | Violation
   --- | ---
   1 | Type boolean of variable obj instanceof Second does not match with type boolean of variable obj instanceof VectorRenderer
   2 | Conditional return true;
   3 | Conditional return true;
   4 | Conditional return false;
   5 | Conditional return false;