if (obj == this) { return true; } if (!(obj instanceof MinMaxCategoryRenderer)) { return false; } MinMaxCategoryRenderer that = (MinMaxCategoryRenderer) obj; if (this.plotLines != that.plotLines) { return false; } if (!PaintUtilities.equal(this.groupPaint, that.groupPaint)) { return false; } if (!this.groupStroke.equals(that.groupStroke)) { return false; } return super.equals(obj);
if (obj == this) { return true; } if (!(obj instanceof DefaultBoxAndWhiskerXYDataset)) { return false; } DefaultBoxAndWhiskerXYDataset that = (DefaultBoxAndWhiskerXYDataset) obj; if (!ObjectUtilities.equal(this.seriesKey, that.seriesKey)) { return false; } if (!this.dates.equals(that.dates)) { return false; } if (!this.items.equals(that.items)) { return false; } return true;
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/renderer/category/MinMaxCategoryRenderer.java File path: /jfreechart-1.0.10/src/org/jfree/data/statistics/DefaultBoxAndWhiskerXYDataset.java
Method name: boolean equals(Object) Method name: boolean equals(Object)
Number of AST nodes: 12 Number of AST nodes: 12
1
if (obj == this) {
1
if (obj == this) {
2
            return true;
2
            return true;
3
        }
3
        }
4
        if (!(obj instanceof MinMaxCategoryRenderer)) {
4
        if (!(obj instanceof DefaultBoxAndWhiskerXYDataset)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        MinMaxCategoryRenderer that = (MinMaxCategoryRenderer) obj;
7
        
8
        if (this.plotLines != that.plotLines
8
DefaultBoxAndWhiskerXYDataset that 
9
                = (DefaultBoxAndWhiskerXYDataset) obj;
9
) {
10
        if (!ObjectUtilities.equal(this.seriesKey, that.seriesKey)) {
10
            return false;
11
            return false;
11
        }
12
        }
12
        if (!PaintUtilities.equal(this.groupPaint, that.groupPaint)) {
13
        if (!this.dates.equals(that.dates)) {
13
            return false;
14
            return false;
14
        }
15
        }
15
        if (!this.groupStroke.equals(that.groupStroke)) {
16
        if (!this.items.equals(that.items)) {
16
            return false;
17
            return false;
17
        }
18
        }
18
        return super.equals(obj);
19
        return true;
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)2.6
Clones locationClones are in different classes
Number of node comparisons47
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements8
    Number of unmapped statements in the first code fragment3
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)3.1
    Clone typeType 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 MinMaxCategoryRenderer))
    3
    if (!(obj instanceof MinMaxCategoryRenderer))
    3
    if (!(obj instanceof DefaultBoxAndWhiskerXYDataset))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.renderer.category.MinMaxCategoryRendererorg.jfree.data.statistics.DefaultBoxAndWhiskerXYDatasetVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.renderer.category.MinMaxCategoryRenderer does not match with type org.jfree.data.statistics.DefaultBoxAndWhiskerXYDataset
    • Make classes org.jfree.chart.renderer.category.MinMaxCategoryRenderer and org.jfree.data.statistics.DefaultBoxAndWhiskerXYDataset extend a common superclass
    3
    if (!(obj instanceof DefaultBoxAndWhiskerXYDataset))
    4
    return false;
    4
    return false;
                                                                                                                                                      
    5
    DefaultBoxAndWhiskerXYDataset that = (DefaultBoxAndWhiskerXYDataset)obj;
    5
    MinMaxCategoryRenderer that = (MinMaxCategoryRenderer)obj;
                                                                                                                          
    6
    if (this.plotLines != that.plotLines)
                                                                                  
    7
    return false;
    7
    return false;
    Preondition Violations
    Unmatched return false;
                                    
    8
    if (!PaintUtilities.equal(this.groupPaint, that.groupPaint))
    8
    if (!PaintUtilities.equal(this.groupPaint, that.groupPaint))
    6
    if (!ObjectUtilities.equal(this.seriesKey, that.seriesKey))
    Differences
    Expression1Expression2Difference
    groupPaintseriesKeyVARIABLE_NAME_MISMATCH
    java.awt.Paintjava.lang.ComparableVARIABLE_TYPE_MISMATCH
    org.jfree.chart.renderer.category.MinMaxCategoryRendererorg.jfree.data.statistics.DefaultBoxAndWhiskerXYDatasetVARIABLE_TYPE_MISMATCH
    groupPaintseriesKeyVARIABLE_NAME_MISMATCH
    java.awt.Paintjava.lang.ComparableVARIABLE_TYPE_MISMATCH
    org.jfree.util.PaintUtilitiesorg.jfree.util.ObjectUtilitiesVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.awt.Paint of variable this.groupPaint does not match with type java.lang.Comparable of variable this.seriesKey
    • Make classes java.awt.Paint and java.lang.Comparable extend a common superclass
    Type java.awt.Paint of variable that.groupPaint does not match with type java.lang.Comparable of variable that.seriesKey
    • Make classes org.jfree.chart.renderer.category.MinMaxCategoryRenderer and org.jfree.data.statistics.DefaultBoxAndWhiskerXYDataset extend a common superclass
    Expression that.groupPaint cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.seriesKey cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type java.awt.Paint of variable that.groupPaint does not match with type java.lang.Comparable of variable that.seriesKey
    • Make classes java.awt.Paint and java.lang.Comparable extend a common superclass
    Type org.jfree.util.PaintUtilities does not match with type org.jfree.util.ObjectUtilities
    • Make classes org.jfree.util.PaintUtilities and org.jfree.util.ObjectUtilities extend a common superclass
    6
    if (!ObjectUtilities.equal(this.seriesKey, that.seriesKey))
    9
    return false;
    7
    return false;
    10
    if (!this.groupStroke.equals(that.groupStroke))
    10
    if (!this.groupStroke.equals(that.groupStroke))
    8
    if (!this.dates.equals(that.dates))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.renderer.category.MinMaxCategoryRendererorg.jfree.data.statistics.DefaultBoxAndWhiskerXYDatasetVARIABLE_TYPE_MISMATCH
    groupStrokedatesVARIABLE_NAME_MISMATCH
    java.awt.Strokejava.util.ListVARIABLE_TYPE_MISMATCH
    groupStrokedatesVARIABLE_NAME_MISMATCH
    java.awt.Strokejava.util.ListVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.awt.Stroke of variable that.groupStroke does not match with type java.util.List of variable that.dates
    • Make classes org.jfree.chart.renderer.category.MinMaxCategoryRenderer and org.jfree.data.statistics.DefaultBoxAndWhiskerXYDataset extend a common superclass
    Expression that.groupStroke cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.dates cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type java.awt.Stroke of variable that.groupStroke does not match with type java.util.List of variable that.dates
    • Make classes java.awt.Stroke and java.util.List extend a common superclass
    Type java.awt.Stroke of variable this.groupStroke does not match with type java.util.List of variable this.dates
    • Make classes java.awt.Stroke and java.util.List extend a common superclass
    8
    if (!this.dates.equals(that.dates))
    11
    return false;
    9
    return false;
    Precondition Violations (15)
    Row Violation
    1Type org.jfree.chart.renderer.category.MinMaxCategoryRenderer does not match with type org.jfree.data.statistics.DefaultBoxAndWhiskerXYDataset
    2Unmatched return false;
    3Type java.awt.Paint of variable this.groupPaint does not match with type java.lang.Comparable of variable this.seriesKey
    4Type java.awt.Paint of variable that.groupPaint does not match with type java.lang.Comparable of variable that.seriesKey
    5Expression that.groupPaint cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression that.seriesKey cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Type java.awt.Paint of variable that.groupPaint does not match with type java.lang.Comparable of variable that.seriesKey
    8Type org.jfree.util.PaintUtilities does not match with type org.jfree.util.ObjectUtilities
    9Type java.awt.Stroke of variable that.groupStroke does not match with type java.util.List of variable that.dates
    10Expression that.groupStroke cannot be parameterized, because it has dependencies to/from statements that will be extracted
    11Expression that.dates cannot be parameterized, because it has dependencies to/from statements that will be extracted
    12Type java.awt.Stroke of variable that.groupStroke does not match with type java.util.List of variable that.dates
    13Type java.awt.Stroke of variable this.groupStroke does not match with type java.util.List of variable this.dates
    14Not all possible execution flows end in a return statement
    15The refactoring of the clones is infeasible, because classes org.jfree.chart.renderer.category.MinMaxCategoryRenderer and org.jfree.data.statistics.DefaultBoxAndWhiskerXYDataset do not have a common superclass