Iterator iterator = this.subtitles.iterator(); while (iterator.hasNext()) { Title t = (Title) iterator.next(); t.removeChangeListener(this); } this.subtitles.clear(); fireChartChanged();
Iterator iterator = this.data.iterator(); while (iterator.hasNext()) { TaskSeries series = (TaskSeries) iterator.next(); series.removeChangeListener(this); } // remove all the series from the collection and notify listeners. this.data.clear(); fireDatasetChanged();
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/JFreeChart.java File path: /jfreechart-1.0.10/src/org/jfree/data/gantt/TaskSeriesCollection.java
Method name: void clearSubtitles() Method name: void removeAll()
Number of AST nodes: 6 Number of AST nodes: 6
1
Iterator iterator = this.subtitles.iterator();
1
Iterator iterator = this.data.iterator();
2
        while (iterator.hasNext()) {
2
        while (iterator.hasNext()) {
3
            Title t = (Title) iterator.next();
3
            TaskSeries series = (TaskSeries) iterator.next();
4
            t.removeChangeListener(this);
4
            series.removeChangeListener(this);
5
        }
5
        }
6
        this.subtitles
6
        // remove all the series from the collection and notify listeners.
7
.clear();
7
        this.data.clear();
8
        fireChartChanged();
8
        fireDatasetChanged();
Summary
Number of common nesting structure subtrees1
Number of refactorable cases0
Number of non-refactorable cases1
Time elapsed for finding largest common nesting structure subtrees (ms)0.1
Clones locationClones are in different classes
Number of node comparisons18
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements5
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)19.8
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    Iterator iterator = this.subtitles.iterator();
    1
    Iterator iterator = this.subtitles.iterator();
    1
    Iterator iterator = this.data.iterator();
    Differences
    Expression1Expression2Difference
    subtitlesdataVARIABLE_NAME_MISMATCH
    1
    Iterator iterator = this.data.iterator();
    2
    while (iterator.hasNext())
    2
    while (iterator.hasNext())
                                                                                                      
    3
    TaskSeries series = (TaskSeries)iterator.next();
    Preondition Violations
    Unmatched statement TaskSeries series=(TaskSeries)iterator.next(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    3
    TaskSeries series = (TaskSeries)iterator.next();
    3
    Title t = (Title)iterator.next();
    3
    Title t = (Title)iterator.next();
    Preondition Violations
    Unmatched statement Title t=(Title)iterator.next(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                        
    4
    t.removeChangeListener(this);
    4
    t.removeChangeListener(this);
    4
    series.removeChangeListener(this);
    Differences
    Expression1Expression2Difference
    tseriesVARIABLE_NAME_MISMATCH
    org.jfree.chart.title.Titleorg.jfree.data.gantt.TaskSeriesVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.title.Title of variable t does not match with type org.jfree.data.gantt.TaskSeries of variable series
    • Make classes org.jfree.chart.title.Title and org.jfree.data.gantt.TaskSeries extend a common superclass
    4
    series.removeChangeListener(this);
    5
    this.subtitles.clear();
    5
    this.subtitles.clear();
    5
    this.data.clear();
    Differences
    Expression1Expression2Difference
    subtitlesdataVARIABLE_NAME_MISMATCH
    5
    this.data.clear();
    6
    fireChartChanged();
    6
    fireChartChanged();
    6
    fireDatasetChanged();
    Differences
    Expression1Expression2Difference
    fireChartChangedfireDatasetChangedMETHOD_INVOCATION_NAME_MISMATCH
    Preondition Violations
    Expression fireChartChanged() is a void method call, and thus it cannot be parameterized
    Expression fireDatasetChanged() is a void method call, and thus it cannot be parameterized
    6
    fireDatasetChanged();
    Precondition Violations (6)
    Row Violation
    1Unmatched statement TaskSeries series=(TaskSeries)iterator.next(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    2Unmatched statement Title t=(Title)iterator.next(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    3Type org.jfree.chart.title.Title of variable t does not match with type org.jfree.data.gantt.TaskSeries of variable series
    4Expression fireChartChanged() is a void method call, and thus it cannot be parameterized
    5Expression fireDatasetChanged() is a void method call, and thus it cannot be parameterized
    6The refactoring of the clones is infeasible, because classes org.jfree.chart.JFreeChart and org.jfree.data.gantt.TaskSeriesCollection do not have a common superclass