199-3-19

if (this == obj) { return true; } if (!(obj instanceof DefaultWindDataset)) { return false; } DefaultWindDataset that = (DefaultWindDataset) obj; if (!this.seriesKeys.equals(that.seriesKeys)) { return false; } if (!this.allSeriesData.equals(that.allSeriesData)) { return false; } return true;
if (this == obj) { return true; } if (!(obj instanceof DomainOrder)) { return false; } DomainOrder that = (DomainOrder) obj; if (!this.name.equals(that.toString())) { return false; } return true;

Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/data/xy/DefaultWindDataset.java |  | File path: /jfreechart-1.0.10/src/org/jfree/data/DomainOrder.java
Method name: `boolean equals(Object)` |  | Method name: `boolean equals(Object)`
Number of AST nodes: 10 |  | Number of AST nodes: 8

1

    if (this == obj) {↵

1

    if (this == obj) {↵

2

                return true;↵

2

                return true;↵

3

            }↵

3

            }↵

4

            if (!(obj instanceof DefaultWindDataset)) {↵

4

            if (!(obj instanceof DomainOrder)) {↵

5

                return false;↵

5

                return false;↵

6

            }↵

6

            }↵

7

            DefaultWindDataset that = (DefaultWindDataset) obj;↵

7

            D↵

8

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

9

                return false;↵

10

            }↵

11

            if (!this.allSeriesData.equals(that.allSeriesData↵

8

    omainOrder that = (DomainOrder) obj;↵

12

    )) {↵

9

            if (!this.name.equals(that.toString())) {↵

13

                return false;↵

10

                return false;↵

14

            }↵

11

            }↵

15

            return true;

12

            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) | 0.6
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 (this == obj)

   1

       if (this == obj)

   2

       return true;

   2 | return true;
   2 | return true;

   Preondition Violations
   Conditional return true;
   Conditional return true;

   2

       return true;

   3

       if (!(obj instanceof DefaultWindDataset))

   3 | if (!(obj instanceof DefaultWindDataset))
   3 | if (!(obj instanceof DomainOrder))

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   org.jfree.data.xy.DefaultWindDataset | org.jfree.data.DomainOrder | VARIABLE_TYPE_MISMATCH

   Preondition Violations

   Type boolean of variable obj instanceof DefaultWindDataset does not match with type boolean of variable obj instanceof DomainOrder
   - Make classes org.jfree.data.xy.DefaultWindDataset and org.jfree.data.DomainOrder extend a common superclass

   3

       if (!(obj instanceof DomainOrder))

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