if (obj == this) { return true; } if (!(obj instanceof XYDotRenderer)) { return false; } XYDotRenderer that = (XYDotRenderer) obj; if (this.dotWidth != that.dotWidth) { return false; } if (this.dotHeight != that.dotHeight) { return false; } if (!ShapeUtilities.equal(this.legendShape, that.legendShape)) { 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/xy/XYDotRenderer.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 XYDotRenderer)) {
4
        if (!(obj instanceof DefaultBoxAndWhiskerXYDataset)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        XYDotRenderer that = (XYDotRenderer) obj;
7
        
8
        if (this.dotWidth != that.dotWidth
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 (this.dotHeight != that.dotHeight) {
13
        if (!this.dates.equals(that.dates)) {
13
            return false;
14
            return false;
14
        }
15
        }
15
        if (!ShapeUtilities.equal(this.legendShape, that.legendShape)) {
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)1.8
Clones locationClones are in different classes
Number of node comparisons38
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements6
    Number of unmapped statements in the first code fragment5
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)2.2
    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 XYDotRenderer))
    3
    if (!(obj instanceof XYDotRenderer))
    3
    if (!(obj instanceof DefaultBoxAndWhiskerXYDataset))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.renderer.xy.XYDotRendererorg.jfree.data.statistics.DefaultBoxAndWhiskerXYDatasetVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.renderer.xy.XYDotRenderer does not match with type org.jfree.data.statistics.DefaultBoxAndWhiskerXYDataset
    • Make classes org.jfree.chart.renderer.xy.XYDotRenderer 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
    XYDotRenderer that = (XYDotRenderer)obj;
                                                                                      
    6
    if (this.dotWidth != that.dotWidth)
                                                                              
    7
    return false;
    7
    return false;
    Preondition Violations
    Unmatched return false;
                                    
    8
    if (this.dotHeight != that.dotHeight)
                                                                                  
    9
    return false;
    9
    return false;
    Preondition Violations
    Unmatched return false;
                                    
    10
    if (!ShapeUtilities.equal(this.legendShape, that.legendShape))
    10
    if (!ShapeUtilities.equal(this.legendShape, that.legendShape))
    6
    if (!ObjectUtilities.equal(this.seriesKey, that.seriesKey))
    Differences
    Expression1Expression2Difference
    legendShapeseriesKeyVARIABLE_NAME_MISMATCH
    java.awt.Shapejava.lang.ComparableVARIABLE_TYPE_MISMATCH
    org.jfree.chart.renderer.xy.XYDotRendererorg.jfree.data.statistics.DefaultBoxAndWhiskerXYDatasetVARIABLE_TYPE_MISMATCH
    legendShapeseriesKeyVARIABLE_NAME_MISMATCH
    java.awt.Shapejava.lang.ComparableVARIABLE_TYPE_MISMATCH
    org.jfree.util.ShapeUtilitiesorg.jfree.util.ObjectUtilitiesVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.awt.Shape of variable this.legendShape does not match with type java.lang.Comparable of variable this.seriesKey
    • Make classes java.awt.Shape and java.lang.Comparable extend a common superclass
    Type java.awt.Shape of variable that.legendShape does not match with type java.lang.Comparable of variable that.seriesKey
    • Make classes org.jfree.chart.renderer.xy.XYDotRenderer and org.jfree.data.statistics.DefaultBoxAndWhiskerXYDataset extend a common superclass
    Expression that.legendShape 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.Shape of variable that.legendShape does not match with type java.lang.Comparable of variable that.seriesKey
    • Make classes java.awt.Shape and java.lang.Comparable extend a common superclass
    Type org.jfree.util.ShapeUtilities does not match with type org.jfree.util.ObjectUtilities
    • Make classes org.jfree.util.ShapeUtilities and org.jfree.util.ObjectUtilities extend a common superclass
    6
    if (!ObjectUtilities.equal(this.seriesKey, that.seriesKey))
    11
    return false;
    7
    return false;
    Precondition Violations (11)
    Row Violation
    1Type org.jfree.chart.renderer.xy.XYDotRenderer does not match with type org.jfree.data.statistics.DefaultBoxAndWhiskerXYDataset
    2Unmatched return false;
    3Unmatched return false;
    4Type java.awt.Shape of variable this.legendShape does not match with type java.lang.Comparable of variable this.seriesKey
    5Type java.awt.Shape of variable that.legendShape does not match with type java.lang.Comparable of variable that.seriesKey
    6Expression that.legendShape cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Expression that.seriesKey cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Type java.awt.Shape of variable that.legendShape does not match with type java.lang.Comparable of variable that.seriesKey
    9Type org.jfree.util.ShapeUtilities does not match with type org.jfree.util.ObjectUtilities
    10Not all possible execution flows end in a return statement
    11The refactoring of the clones is infeasible, because classes org.jfree.chart.renderer.xy.XYDotRenderer and org.jfree.data.statistics.DefaultBoxAndWhiskerXYDataset do not have a common superclass