43-10-157

if (obj == this) { return true; } if (!(obj instanceof XYAreaRenderer)) { return false; } XYAreaRenderer that = (XYAreaRenderer) obj; if (this.plotArea != that.plotArea) { return false; } if (this.plotLines != that.plotLines) { return false; } if (this.plotShapes != that.plotShapes) { return false; } if (this.showOutline != that.showOutline) { return false; } if (!ShapeUtilities.equal(this.legendArea, that.legendArea)) { return false; } return true;
if (obj == this) { return true; } // now try to reject equality if (!super.equals(obj)) { return false; } if (!(obj instanceof XYPolygonAnnotation)) { return false; } XYPolygonAnnotation that = (XYPolygonAnnotation) obj; if (!Arrays.equals(this.polygon, that.polygon)) { return false; } if (!ObjectUtilities.equal(this.stroke, that.stroke)) { return false; } if (!PaintUtilities.equal(this.outlinePaint, that.outlinePaint)) { return false; } if (!PaintUtilities.equal(this.fillPaint, that.fillPaint)) { return false; } // seem to be the same return true;

Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/renderer/xy/XYAreaRenderer.java |  | File path: /jfreechart-1.0.10/src/org/jfree/chart/annotations/XYPolygonAnnotation.java
Method name: `boolean equals(Object)` |  | Method name: `boolean equals(Object)`
Number of AST nodes: 16 |  | Number of AST nodes: 16

1

    if (obj == this) {↵

1

    if (obj == this) {↵

2

                return true;↵

2

                return true;↵

3

       ↵

3

            }↵

4

            }↵

4

            ↵

5

            if (!(obj instanceof XYAreaRenderer↵

5

    // now try to reject equality↵

6

    )) {↵

6

            if (!super.equals(obj)) {↵

7

                return false;   ↵

7

                return false;↵

8

            }↵

8

            }↵

9

            XYAreaRenderer that = (XYAreaRenderer) obj;↵

9

            ↵

10

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

10

    if (!(obj instanceof XYPolygonAnnotation)) {↵

11

                return false;↵

11

                return false;↵

12

       ↵

12

            }↵

13

            }↵

13

            ↵

14

            if (this.plotLines != that.plotLines↵

14

    XYPolygonAnnotation that = (XYPolygonAnnotation) obj;↵

15

    ) {↵

15

            if (!Arrays.equals(this.polygon, that.polygon)) {↵

16

                return false;   ↵

16

                return false;   ↵

17

            }↵

17

            }↵

18

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

18

            if (!ObjectUtilities.equal(this.stroke, that.stroke)) {↵

19

                return false;   ↵

19

                return false;↵

20

            }↵

20

            }↵

21

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

21

            if (!PaintUtilities.equal(this.outlinePaint, that.outlinePaint)) {↵

22

                return false;   ↵

22

                return false;↵

23

            }↵

23

            }↵

24

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

24

            if (!PaintUtilities.equal(this.fillPaint, that.fillPaint)) {↵

25

                return false;   ↵

25

                return false;↵

26

            }↵

26

            }↵

27

            // seem to be the same↵

27

            return true;

28

            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) | 1.8
Clones location | Clones are in different classes
Number of node comparisons | 67

1. {Non-refactorable}

   Mapping Summary
   Number of mapped statements | 6
   Number of unmapped statements in the first code fragment | 9
   Number of unmapped statements in the second code fragment | 0
   Time elapsed for statement mapping (ms) | 0.8
   Clone type | Type 3

   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 XYAreaRenderer))

   3 | if (!(obj instanceof XYAreaRenderer))
   5 | if (!(obj instanceof XYPolygonAnnotation))

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   org.jfree.chart.renderer.xy.XYAreaRenderer | org.jfree.chart.annotations.XYPolygonAnnotation | VARIABLE_TYPE_MISMATCH

   Preondition Violations

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

   5

       if (!(obj instanceof XYPolygonAnnotation))

   4

       return false;

   4 | return false;
   6 | return false;

   Preondition Violations
   Conditional return false;
   Conditional return false;

   6

       return false;

   5

       XYAreaRenderer that = (XYAreaRenderer)obj;

   6

       if (this.plotArea != that.plotArea)

   7

       return false;

   7 | return false;

   Preondition Violations
   Unmatched return false;

   8

       if (this.plotLines != that.plotLines)

   9

       return false;

   9 | return false;

   Preondition Violations
   Unmatched return false;

   10

       if (this.plotShapes != that.plotShapes)

   11

       return false;

   11 | return false;

   Preondition Violations
   Unmatched return false;

   12

       if (this.showOutline != that.showOutline)

   13

       return false;

   13 | return false;

   Preondition Violations
   Unmatched return false;

   14

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

   14 | if (! ShapeUtilities.equal(this.legendArea, that.legendArea))
   3 | if (! super.equals(obj))

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   ShapeUtilities.equal(this.legendArea,that.legendArea) | super.equals(obj) | TYPE_COMPATIBLE_REPLACEMENT

   3

       if (!super.equals(obj))

   15

       return false;

   15 | return false;
   4 | return false;

   Preondition Violations
   Conditional return false;
   Conditional return false;

   4

       return false;

   Precondition Violations (11)
   Row | Violation
   --- | ---
   1 | Type boolean of variable obj instanceof XYAreaRenderer does not match with type boolean of variable obj instanceof XYPolygonAnnotation
   2 | Unmatched return false;
   3 | Unmatched return false;
   4 | Unmatched return false;
   5 | Unmatched return false;
   6 | Conditional return true;
   7 | Conditional return true;
   8 | Conditional return false;
   9 | Conditional return false;
   10 | Conditional return false;
   11 | Conditional return false;