43-105-107

if (obj == this) { return true; } if (!(obj instanceof XYAreaRenderer2)) { return false; } XYAreaRenderer2 that = (XYAreaRenderer2) obj; if (this.showOutline != that.showOutline) { return false; } if (!ShapeUtilities.equal(this.legendArea, that.legendArea)) { return false; } return super.equals(obj);
if (obj == this) { return true; } if (!(obj instanceof ControlPoint)) { return false; } ControlPoint that = (ControlPoint) obj; if (this.x != that.x) { return false; } /*&& y == ((ControlPoint) obj).y*/; return true;

Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/renderer/xy/XYAreaRenderer2.java |  | File path: /jfreechart-1.0.10/src/org/jfree/chart/renderer/xy/XYSplineRenderer.java
Method name: `boolean equals(Object)` |  | Method name: `boolean equals(Object)`
Number of AST nodes: 10 |  | Number of AST nodes: 9

1

    if (obj == this) {↵

1

    if (obj == this) {↵

2

        ↵

2

        ↵

3

                return true;↵

3

                return true;↵

4

            }↵

4

                }↵

5

            if (!(obj instanceof XYAreaRenderer2)) {↵

5

                if (!(obj instanceof ControlPoint)) {↵

6

                return false;↵

6

                    return false;↵

7

            }↵

7

                }↵

8

            XYAreaRenderer2 that = (XYAreaRenderer2) obj;↵

8

                ControlPoint that = (ControlPoint) obj;↵

9

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

9

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

10

                return false;↵

10

                    return false;↵

11

            }↵

11

            ↵

12

        ↵

12

        }↵

13

        if (!ShapeUtilities.equal(this.legendArea, that.legendArea)) {↵

13

        ↵

14

                return false;↵

14

            /*&& y == ((ControlPoint) obj).y*/;↵

15

            }↵

15

        ↵

16

            return super.equals(obj);

16

            return true;

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) | 0.7
Clones location | Clones are in different classes
Number of node comparisons | 21

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) | 0.3
   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 XYAreaRenderer2))

   3 | if (!(obj instanceof XYAreaRenderer2))
   3 | if (!(obj instanceof ControlPoint))

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   org.jfree.chart.renderer.xy.XYAreaRenderer2 | org.jfree.chart.renderer.xy.XYSplineRenderer.ControlPoint | VARIABLE_TYPE_MISMATCH

   Preondition Violations

   Type boolean of variable obj instanceof XYAreaRenderer2 does not match with type boolean of variable obj instanceof ControlPoint
   - Make classes org.jfree.chart.renderer.xy.XYAreaRenderer2 and org.jfree.chart.renderer.xy.XYSplineRenderer.ControlPoint extend a common superclass

   3

       if (!(obj instanceof ControlPoint))

   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 XYAreaRenderer2 does not match with type boolean of variable obj instanceof ControlPoint
   2 | Conditional return true;
   3 | Conditional return true;
   4 | Conditional return false;
   5 | Conditional return false;