if (obj == this) { return true; } if (!(obj instanceof ChartRenderingInfo)) { return false; } ChartRenderingInfo that = (ChartRenderingInfo) obj; if (!ObjectUtilities.equal(this.chartArea, that.chartArea)) { return false; } if (!ObjectUtilities.equal(this.plotInfo, that.plotInfo)) { return false; } if (!ObjectUtilities.equal(this.entities, that.entities)) { return false; } return true;
if (obj == this) { return true; } if (!(obj instanceof LegendItemEntity)) { return false; } LegendItemEntity that = (LegendItemEntity) obj; if (!ObjectUtilities.equal(this.seriesKey, that.seriesKey)) { return false; } if (this.seriesIndex != that.seriesIndex) { return false; } if (!ObjectUtilities.equal(this.dataset, that.dataset)) { return false; } return super.equals(obj);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/ChartRenderingInfo.java File path: /jfreechart-1.0.10/src/org/jfree/chart/entity/LegendItemEntity.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 ChartRenderingInfo)) {
4
        if (!(obj instanceof LegendItemEntity)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        ChartRenderingInfo that = (ChartRenderingInfo) obj;
7
        LegendItemEntity that = (LegendItemEntity) obj;
8
        if (!ObjectUtilities.equal(this.chartArea, that.chartArea)) {
8
        if (!ObjectUtilities.equal(this.seriesKey, that.seriesKey)) {
9
            return false;   
9
            return false;
10
        }
10
        }
11
        if (!ObjectUtilities.equal(this.plotInfo, that.plotInfo)) {
11
        if (this.seriesIndex != that.seriesIndex) {
12
            return false;
12
            return false;   
13
        }
13
        }
14
        if (!ObjectUtilities.equal(this.entities, that.entities)) {
14
        if (!ObjectUtilities.equal(this.dataset, that.dataset)) {
15
            return false;
15
            return false;
16
        }
16
        }
17
        return true;
17
        return super.equals(obj);
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)2.1
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 fragment1
    Number of unmapped statements in the second code fragment3
    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 ChartRenderingInfo))
    3
    if (!(obj instanceof ChartRenderingInfo))
    3
    if (!(obj instanceof LegendItemEntity))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.ChartRenderingInfoorg.jfree.chart.entity.LegendItemEntityVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.ChartRenderingInfo does not match with type org.jfree.chart.entity.LegendItemEntity
    • Make classes org.jfree.chart.ChartRenderingInfo and org.jfree.chart.entity.LegendItemEntity extend a common superclass
    3
    if (!(obj instanceof LegendItemEntity))
    4
    return false;
    4
    return false;
                                                                                                  
    5
    LegendItemEntity that = (LegendItemEntity)obj;
    5
    ChartRenderingInfo that = (ChartRenderingInfo)obj;
                                                                                                          
    6
    if (!ObjectUtilities.equal(this.chartArea, that.chartArea))
    6
    if (!ObjectUtilities.equal(this.chartArea, that.chartArea))
    6
    if (!ObjectUtilities.equal(this.seriesKey, that.seriesKey))
    Differences
    Expression1Expression2Difference
    chartAreaseriesKeyVARIABLE_NAME_MISMATCH
    java.awt.geom.Rectangle2Djava.lang.ComparableVARIABLE_TYPE_MISMATCH
    org.jfree.chart.ChartRenderingInfoorg.jfree.chart.entity.LegendItemEntityVARIABLE_TYPE_MISMATCH
    chartAreaseriesKeyVARIABLE_NAME_MISMATCH
    java.awt.geom.Rectangle2Djava.lang.ComparableVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.awt.geom.Rectangle2D of variable this.chartArea does not match with type java.lang.Comparable of variable this.seriesKey
    • Make classes java.awt.geom.Rectangle2D and java.lang.Comparable extend a common superclass
    Type java.awt.geom.Rectangle2D of variable that.chartArea does not match with type java.lang.Comparable of variable that.seriesKey
    • Make classes org.jfree.chart.ChartRenderingInfo and org.jfree.chart.entity.LegendItemEntity extend a common superclass
    Expression that.chartArea 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.geom.Rectangle2D of variable that.chartArea does not match with type java.lang.Comparable of variable that.seriesKey
    • Make classes java.awt.geom.Rectangle2D and java.lang.Comparable extend a common superclass
    6
    if (!ObjectUtilities.equal(this.seriesKey, that.seriesKey))
    7
    return false;
    7
    return false;
                                                                                          
    8
    if (this.seriesIndex != that.seriesIndex)
                                    
    9
    return false;
    Preondition Violations
    Unmatched return false;
    9
    return false;
    8
    if (!ObjectUtilities.equal(this.plotInfo, that.plotInfo))
    8
    if (!ObjectUtilities.equal(this.plotInfo, that.plotInfo))
    10
    if (!ObjectUtilities.equal(this.dataset, that.dataset))
    Differences
    Expression1Expression2Difference
    plotInfodatasetVARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.PlotRenderingInfoorg.jfree.data.general.DatasetVARIABLE_TYPE_MISMATCH
    org.jfree.chart.ChartRenderingInfoorg.jfree.chart.entity.LegendItemEntityVARIABLE_TYPE_MISMATCH
    plotInfodatasetVARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.PlotRenderingInfoorg.jfree.data.general.DatasetVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.plot.PlotRenderingInfo of variable this.plotInfo does not match with type org.jfree.data.general.Dataset of variable this.dataset
    • Make classes org.jfree.chart.plot.PlotRenderingInfo and org.jfree.data.general.Dataset extend a common superclass
    Type org.jfree.chart.plot.PlotRenderingInfo of variable that.plotInfo does not match with type org.jfree.data.general.Dataset of variable that.dataset
    • Make classes org.jfree.chart.ChartRenderingInfo and org.jfree.chart.entity.LegendItemEntity extend a common superclass
    Expression that.plotInfo cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.dataset cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type org.jfree.chart.plot.PlotRenderingInfo of variable that.plotInfo does not match with type org.jfree.data.general.Dataset of variable that.dataset
    • Make classes org.jfree.chart.plot.PlotRenderingInfo and org.jfree.data.general.Dataset extend a common superclass
    10
    if (!ObjectUtilities.equal(this.dataset, that.dataset))
    9
    return false;
    11
    return false;
    Precondition Violations (14)
    Row Violation
    1Type org.jfree.chart.ChartRenderingInfo does not match with type org.jfree.chart.entity.LegendItemEntity
    2Type java.awt.geom.Rectangle2D of variable this.chartArea does not match with type java.lang.Comparable of variable this.seriesKey
    3Type java.awt.geom.Rectangle2D of variable that.chartArea does not match with type java.lang.Comparable of variable that.seriesKey
    4Expression that.chartArea cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression that.seriesKey cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Type java.awt.geom.Rectangle2D of variable that.chartArea does not match with type java.lang.Comparable of variable that.seriesKey
    7Unmatched return false;
    8Type org.jfree.chart.plot.PlotRenderingInfo of variable this.plotInfo does not match with type org.jfree.data.general.Dataset of variable this.dataset
    9Type org.jfree.chart.plot.PlotRenderingInfo of variable that.plotInfo does not match with type org.jfree.data.general.Dataset of variable that.dataset
    10Expression that.plotInfo cannot be parameterized, because it has dependencies to/from statements that will be extracted
    11Expression that.dataset cannot be parameterized, because it has dependencies to/from statements that will be extracted
    12Type org.jfree.chart.plot.PlotRenderingInfo of variable that.plotInfo does not match with type org.jfree.data.general.Dataset of variable that.dataset
    13Not all possible execution flows end in a return statement
    14The refactoring of the clones is infeasible, because classes org.jfree.chart.ChartRenderingInfo and org.jfree.chart.entity.LegendItemEntity do not have a common superclass