43-15-137

if (obj == this) { return true; } if (!(obj instanceof DateAxis)) { return false; } DateAxis that = (DateAxis) obj; if (!ObjectUtilities.equal(this.tickUnit, that.tickUnit)) { return false; } if (!ObjectUtilities.equal(this.dateFormatOverride, that.dateFormatOverride)) { return false; } if (!ObjectUtilities.equal(this.tickMarkPosition, that.tickMarkPosition)) { return false; } if (!ObjectUtilities.equal(this.timeline, that.timeline)) { return false; } if (!super.equals(obj)) { return false; } return true;
if (obj == this) { return true; } if (!(obj instanceof PointerNeedle)) { return false; } if (!super.equals(obj)) { return false; } return true;

Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/axis/DateAxis.java |  | File path: /jfreechart-1.0.10/src/org/jfree/chart/needle/PointerNeedle.java
Method name: `boolean equals(Object)` |  | Method name: `boolean equals(Object)`
Number of AST nodes: 16 |  | Number of AST nodes: 7

1

    if (obj == this) {↵

1

    if (obj == this) {↵

2

                return true;↵

2

                return true;↵

3

            }↵

3

            }↵

4

            if (!(obj instanceof DateAxis)) {↵

4

            if (!(obj instanceof ↵

5

                return false;↵

6

            }↵

7

            DateAxis that = (DateAxis) obj;↵

8

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

9

                return false;↵

10

            }↵

11

            if (!ObjectUtilities.equal(this.dateFormatOverride,↵

12

                    that.dateFormatOverride)) {↵

13

                return false;↵

14

            }↵

15

            if (!ObjectUtilities.equal(this.tickMarkPosition,↵

16

                    that.tickMarkPosition)) {↵

17

                return false;↵

18

            }↵

19

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

20

                return false;↵

5

    PointerNeedle)) {↵

6

                return false;   ↵

21

            }↵

7

            }↵

22

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

8

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

23

                return false;↵

9

                return false;↵

24

            }↵

10

            }↵

25

            return true;

11

            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) | 0.8
Clones location | Clones are in different classes
Number of node comparisons | 41

1. {Non-refactorable}

   Mapping Summary
   Number of mapped statements | 7
   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) | 0.7
   Clone type | Type 3

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

   1

       if (obj == this)

   1

       if (obj == this)

   2

       return true;

   2

       return true;

   3

       if (!(obj instanceof DateAxis))

   3 | if (!(obj instanceof DateAxis))
   3 | if (!(obj instanceof PointerNeedle))

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   org.jfree.chart.axis.DateAxis | org.jfree.chart.needle.PointerNeedle | VARIABLE_TYPE_MISMATCH

   Preondition Violations

   Type boolean of variable obj instanceof DateAxis does not match with type boolean of variable obj instanceof PointerNeedle
   - Make classes org.jfree.chart.axis.DateAxis and org.jfree.chart.needle.PointerNeedle extend a common superclass

   3

       if (!(obj instanceof PointerNeedle))

   4

       return false;

   4

       return false;

   5

       DateAxis that = (DateAxis)obj;

   6

       if (!ObjectUtilities.equal(this.tickUnit, that.tickUnit))

   6 | if (! ObjectUtilities.equal(this.tickUnit, that.tickUnit))
   5 | if (! super.equals(obj))

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

   5

       if (!super.equals(obj))

   7

       return false;

   6

       return false;

   8

       if (!ObjectUtilities.equal(this.dateFormatOverride, that.dateFormatOverride))

   9

       return false;

   9 | return false;

   Preondition Violations
   Unmatched return false;

   10

       if (!ObjectUtilities.equal(this.tickMarkPosition, that.tickMarkPosition))

   11

       return false;

   11 | return false;

   Preondition Violations
   Unmatched return false;

   12

       if (!ObjectUtilities.equal(this.timeline, that.timeline))

   13

       return false;

   13 | return false;

   Preondition Violations
   Unmatched return false;

   14

       if (!super.equals(obj))

   15

       return false;

   15 | return false;

   Preondition Violations
   Unmatched return false;

   16

       return true;

   7

       return true;

   Precondition Violations (5)
   Row | Violation
   --- | ---
   1 | Type boolean of variable obj instanceof DateAxis does not match with type boolean of variable obj instanceof PointerNeedle
   2 | Unmatched return false;
   3 | Unmatched return false;
   4 | Unmatched return false;
   5 | Unmatched return false;