43-111-113

if (obj == this) { return true; } if (!(obj instanceof LegendItemCollection)) { return false; } LegendItemCollection that = (LegendItemCollection) obj; if (!this.items.equals(that.items)) { return false; } return true;
if (obj == this) { return true; } if (!(obj instanceof DefaultStatisticalCategoryDataset)) { return false; } DefaultStatisticalCategoryDataset that = (DefaultStatisticalCategoryDataset) obj; if (!this.data.equals(that.data)) { return false; } return true;

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

1

    if (obj == this) {↵

1

    if (obj == this) {↵

2

                return true;↵

2

                return true;   ↵

3

            }↵

3

            }↵

4

            if (!(obj instanceof LegendItemCollection)) {↵

4

            if (!(obj instanceof DefaultStatisticalCategoryDataset)) {↵

5

                return false;↵

5

                return false;   ↵

6

            }↵

6

            }↵

7

            LegendItemCollection that = (LegendItemCollection↵

7

            DefaultStatisticalCategoryDataset that ↵

8

    ) obj;↵

8

                    = (DefaultStatisticalCategoryDataset) obj;↵

9

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

9

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

10

                return false;↵

10

                return false;   ↵

11

            }↵

11

            }↵

12

            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) | 0.4
Clones location | Clones are in different classes
Number of node comparisons | 31

1. {Non-refactorable}

   Mapping Summary
   Number of mapped statements | 7
   Number of unmapped statements in the first code fragment | 1
   Number of unmapped statements in the second code fragment | 1
   Time elapsed for statement mapping (ms) | 0.6
   Clone type | Type 2

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

   1

       if (obj == this)

   1

       if (obj == this)

   2

       return true;

   2

       return true;

   3

       if (!(obj instanceof LegendItemCollection))

   3 | if (!(obj instanceof LegendItemCollection))
   3 | if (!(obj instanceof DefaultStatisticalCategoryDataset))

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   org.jfree.chart.LegendItemCollection | org.jfree.data.statistics.DefaultStatisticalCategoryDataset | VARIABLE_TYPE_MISMATCH

   Preondition Violations

   Type boolean of variable obj instanceof LegendItemCollection does not match with type boolean of variable obj instanceof DefaultStatisticalCategoryDataset
   - Make classes org.jfree.chart.LegendItemCollection and org.jfree.data.statistics.DefaultStatisticalCategoryDataset extend a common superclass

   3

       if (!(obj instanceof DefaultStatisticalCategoryDataset))

   4

       return false;

   4

       return false;

   5

       DefaultStatisticalCategoryDataset that = (DefaultStatisticalCategoryDataset)obj;

   5

       LegendItemCollection that = (LegendItemCollection)obj;

   6

       if (!this.items.equals(that.items))

   6 | if (! this.items.equals(that.items))
   6 | if (! this.data.equals(that.data))

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   org.jfree.chart.LegendItemCollection | org.jfree.data.statistics.DefaultStatisticalCategoryDataset | VARIABLE_TYPE_MISMATCH
   items | data | VARIABLE_NAME_MISMATCH
   java.util.List | org.jfree.data.KeyedObjects2D | VARIABLE_TYPE_MISMATCH
   items | data | VARIABLE_NAME_MISMATCH
   java.util.List | org.jfree.data.KeyedObjects2D | VARIABLE_TYPE_MISMATCH

   Preondition Violations

   Type org.jfree.chart.LegendItemCollection of variable that does not match with type org.jfree.data.statistics.DefaultStatisticalCategoryDataset of variable that
   - Make classes org.jfree.chart.LegendItemCollection and org.jfree.data.statistics.DefaultStatisticalCategoryDataset extend a common superclass

   Type java.util.List of variable that.items does not match with type org.jfree.data.KeyedObjects2D of variable that.data
   - Make classes java.util.List and org.jfree.data.KeyedObjects2D extend a common superclass

   Type java.util.List of variable this.items does not match with type org.jfree.data.KeyedObjects2D of variable this.data
   - Make classes java.util.List and org.jfree.data.KeyedObjects2D extend a common superclass

   6

       if (!this.data.equals(that.data))

   7

       return false;

   7

       return false;

   8

       return true;

   8

       return true;

   Precondition Violations (4)
   Row | Violation
   --- | ---
   1 | Type boolean of variable obj instanceof LegendItemCollection does not match with type boolean of variable obj instanceof DefaultStatisticalCategoryDataset
   2 | Type org.jfree.chart.LegendItemCollection of variable that does not match with type org.jfree.data.statistics.DefaultStatisticalCategoryDataset of variable that
   3 | Type java.util.List of variable that.items does not match with type org.jfree.data.KeyedObjects2D of variable that.data
   4 | Type java.util.List of variable this.items does not match with type org.jfree.data.KeyedObjects2D of variable this.data