1095-3-6

if (series == null) { throw new IllegalArgumentException("Null 'series' argument."); } if (this.data.contains(series)) { series.removeChangeListener(this); this.data.remove(series); fireDatasetChanged(); }
if (series == null) { throw new IllegalArgumentException("Null 'series' argument."); } if (this.data.contains(series)) { series.removeChangeListener(this); this.data.remove(series); fireDatasetChanged(); }

Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/data/xy/XIntervalSeriesCollection.java |  | File path: /jfreechart-1.0.10/src/org/jfree/data/xy/YIntervalSeriesCollection.java
Method name: `void removeSeries(XIntervalSeries)` |  | Method name: `void removeSeries(YIntervalSeries)`
Number of AST nodes: 6 |  | Number of AST nodes: 6

1

    if (series == null) {↵

1

    if (series == null) {↵

2

                throw new IllegalArgumentException("Null 'series' argument.");↵

2

                throw new IllegalArgumentException("Null 'series' argument.");↵

3

            }↵

3

            }↵

4

            if (this.data.contains(series)) {↵

4

            if (this.data.contains(series)) {↵

5

                series.removeChangeListener(this);↵

5

                series.removeChangeListener(this);↵

6

                this.data.remove(series);↵

6

                this.data.remove(series);↵

7

                fireDatasetChanged();↵

7

                fireDatasetChanged();↵

8

            }

8

            }

See real code fragment |  | See real code fragment

Summary
Number of common nesting structure subtrees | 1
Number of refactorable cases | 1
Number of non-refactorable cases | 0
Time elapsed for finding largest common nesting structure subtrees (ms) | 0.3
Clones location | Clones are in different classes having the same super class
Number of node comparisons | 29

1. {Refactorable}

   Mapping Summary
   Number of mapped statements | 6
   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) | 0.9
   Clone type | Type 2

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

   1

       if (series == null)

   1 | if (series == null)
   1 | if (series == null)

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   org.jfree.data.xy.XIntervalSeries | org.jfree.data.xy.YIntervalSeries | SUBCLASS_TYPE_MISMATCH

   1

       if (series == null)

   2

       throw new IllegalArgumentException("Null 'series' argument.");

   2

       throw new IllegalArgumentException("Null 'series' argument.");

   3

       if (this.data.contains(series))

   3 | if (this.data.contains(series))
   3 | if (this.data.contains(series))

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   org.jfree.data.xy.XIntervalSeries | org.jfree.data.xy.YIntervalSeries | SUBCLASS_TYPE_MISMATCH

   3

       if (this.data.contains(series))

   4

       series.removeChangeListener(this);

   4 | series.removeChangeListener(this);
   4 | series.removeChangeListener(this);

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   org.jfree.data.xy.XIntervalSeries | org.jfree.data.xy.YIntervalSeries | SUBCLASS_TYPE_MISMATCH

   4

       series.removeChangeListener(this);

   5

       this.data.remove(series);

   5 | this.data.remove(series);
   5 | this.data.remove(series);

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   org.jfree.data.xy.XIntervalSeries | org.jfree.data.xy.YIntervalSeries | SUBCLASS_TYPE_MISMATCH

   5

       this.data.remove(series);

   6

       fireDatasetChanged();

   6

       fireDatasetChanged();

   Precondition Violations (0)
   Row | Violation
   --- | ---