if (obj == this) { return true; } if (!(obj instanceof PieSectionEntity)) { return false; } PieSectionEntity that = (PieSectionEntity) obj; if (!ObjectUtilities.equal(this.dataset, that.dataset)) { return false; } if (this.pieIndex != that.pieIndex) { return false; } if (this.sectionIndex != that.sectionIndex) { return false; } if (!ObjectUtilities.equal(this.sectionKey, that.sectionKey)) { return false; } return super.equals(obj);
if (obj == this) { return true; } if (!(obj instanceof StandardDialFrame)) { return false; } StandardDialFrame that = (StandardDialFrame) obj; if (!PaintUtilities.equal(this.backgroundPaint, that.backgroundPaint)) { return false; } if (!PaintUtilities.equal(this.foregroundPaint, that.foregroundPaint)) { return false; } if (this.radius != that.radius) { return false; } if (!this.stroke.equals(that.stroke)) { return false; } return super.equals(obj);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/entity/PieSectionEntity.java File path: /jfreechart-1.0.10/src/org/jfree/chart/plot/dial/StandardDialFrame.java
Method name: boolean equals(Object) Method name: boolean equals(Object)
Number of AST nodes: 14 Number of AST nodes: 14
1
if (obj == this) {
1
if (obj == this) {
2
            return true;
2
            return true;
3
        }
3
        }
4
        if (!(obj instanceof PieSectionEntity)) {
4
        if (!(obj instanceof StandardDialFrame)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        PieSectionEntity that = (PieSectionEntity) obj;
7
        StandardDialFrame that = (StandardDialFrame) obj;
8
        if (!ObjectUtilities.equal(this.dataset, that.dataset)) {
8
        if (!PaintUtilities.equal(this.backgroundPaint, that.backgroundPaint)) {
9
            return false;
9
            return false;
10
        }
10
        }
11
        if (this.pieIndex != that.pieIndex) {
11
        if (!PaintUtilities.equal(this.foregroundPaint, that.foregroundPaint)) {
12
            return false;
12
            return false;
13
        }
13
        }
14
        if (this.sectionIndex != that.sectionIndex) {
14
        if (this.radius != that.radius) {
15
            return false;
15
            return false;
16
        }
16
        }
17
        if (!ObjectUtilities.equal(this.sectionKey, that.sectionKey)) {
17
        if (!this.stroke.equals(that.stroke)) {
18
            return false;
18
            return false;
19
        }
19
        }
20
        return super.equals(obj);
20
        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)2.8
Clones locationClones are in different classes
Number of node comparisons61
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements11
    Number of unmapped statements in the first code fragment2
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)4.1
    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 PieSectionEntity))
    3
    if (!(obj instanceof PieSectionEntity))
    3
    if (!(obj instanceof StandardDialFrame))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.entity.PieSectionEntityorg.jfree.chart.plot.dial.StandardDialFrameSUBCLASS_TYPE_MISMATCH
    3
    if (!(obj instanceof StandardDialFrame))
    4
    return false;
    4
    return false;
    5
    PieSectionEntity that = (PieSectionEntity)obj;
    5
    PieSectionEntity that = (PieSectionEntity)obj;
    5
    StandardDialFrame that = (StandardDialFrame)obj;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.entity.PieSectionEntityorg.jfree.chart.plot.dial.StandardDialFrameSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.entity.PieSectionEntityorg.jfree.chart.plot.dial.StandardDialFrameSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.entity.PieSectionEntityorg.jfree.chart.plot.dial.StandardDialFrameSUBCLASS_TYPE_MISMATCH
    5
    StandardDialFrame that = (StandardDialFrame)obj;
    6
    if (!ObjectUtilities.equal(this.dataset, that.dataset))
    6
    if (!ObjectUtilities.equal(this.dataset, that.dataset))
    6
    if (!PaintUtilities.equal(this.backgroundPaint, that.backgroundPaint))
    Differences
    Expression1Expression2Difference
    datasetbackgroundPaintVARIABLE_NAME_MISMATCH
    org.jfree.data.general.PieDatasetjava.awt.PaintVARIABLE_TYPE_MISMATCH
    org.jfree.chart.entity.PieSectionEntityorg.jfree.chart.plot.dial.StandardDialFrameSUBCLASS_TYPE_MISMATCH
    datasetbackgroundPaintVARIABLE_NAME_MISMATCH
    org.jfree.data.general.PieDatasetjava.awt.PaintVARIABLE_TYPE_MISMATCH
    org.jfree.util.ObjectUtilitiesorg.jfree.util.PaintUtilitiesVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.data.general.PieDataset of variable this.dataset does not match with type java.awt.Paint of variable this.backgroundPaint
    • Make classes org.jfree.data.general.PieDataset and java.awt.Paint extend a common superclass
    Expression that.dataset cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.backgroundPaint cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type org.jfree.data.general.PieDataset of variable that.dataset does not match with type java.awt.Paint of variable that.backgroundPaint
    • Make classes org.jfree.data.general.PieDataset and java.awt.Paint extend a common superclass
    Type org.jfree.util.ObjectUtilities does not match with type org.jfree.util.PaintUtilities
    • Make classes org.jfree.util.ObjectUtilities and org.jfree.util.PaintUtilities extend a common superclass
    6
    if (!PaintUtilities.equal(this.backgroundPaint, that.backgroundPaint))
    7
    return false;
    7
    return false;
    8
    if (this.pieIndex != that.pieIndex)
    8
    if (this.pieIndex != that.pieIndex)
    10
    if (this.radius != that.radius)
    Differences
    Expression1Expression2Difference
    pieIndexradiusVARIABLE_NAME_MISMATCH
    intdoubleVARIABLE_TYPE_MISMATCH
    org.jfree.chart.entity.PieSectionEntityorg.jfree.chart.plot.dial.StandardDialFrameSUBCLASS_TYPE_MISMATCH
    pieIndexradiusVARIABLE_NAME_MISMATCH
    intdoubleVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type int of variable this.pieIndex does not match with type double of variable this.radius
    Expression that.pieIndex cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.radius cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type int of variable that.pieIndex does not match with type double of variable that.radius
    10
    if (this.radius != that.radius)
    9
    return false;
    11
    return false;
    10
    if (this.sectionIndex != that.sectionIndex)
    10
    if (this.sectionIndex != that.sectionIndex)
    Preondition Violations
    Unmatched statement if(this.sectionIndex != that.sectionIndex) cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                                                
    11
    return false;
    11
    return false;
    Preondition Violations
    Unmatched return false;
                                      
    12
    if (!ObjectUtilities.equal(this.sectionKey, that.sectionKey))
    12
    if (!ObjectUtilities.equal(this.sectionKey, that.sectionKey))
    8
    if (!PaintUtilities.equal(this.foregroundPaint, that.foregroundPaint))
    Differences
    Expression1Expression2Difference
    sectionKeyforegroundPaintVARIABLE_NAME_MISMATCH
    java.lang.Comparablejava.awt.PaintVARIABLE_TYPE_MISMATCH
    org.jfree.chart.entity.PieSectionEntityorg.jfree.chart.plot.dial.StandardDialFrameSUBCLASS_TYPE_MISMATCH
    sectionKeyforegroundPaintVARIABLE_NAME_MISMATCH
    java.lang.Comparablejava.awt.PaintVARIABLE_TYPE_MISMATCH
    org.jfree.util.ObjectUtilitiesorg.jfree.util.PaintUtilitiesVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.lang.Comparable of variable this.sectionKey does not match with type java.awt.Paint of variable this.foregroundPaint
    • Make classes java.lang.Comparable and java.awt.Paint extend a common superclass
    Expression that.sectionKey cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.foregroundPaint cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type java.lang.Comparable of variable that.sectionKey does not match with type java.awt.Paint of variable that.foregroundPaint
    • Make classes java.lang.Comparable and java.awt.Paint extend a common superclass
    Type org.jfree.util.ObjectUtilities does not match with type org.jfree.util.PaintUtilities
    • Make classes org.jfree.util.ObjectUtilities and org.jfree.util.PaintUtilities extend a common superclass
    8
    if (!PaintUtilities.equal(this.foregroundPaint, that.foregroundPaint))
    13
    return false;
    9
    return false;
    Precondition Violations (19)
    Row Violation
    1Type org.jfree.data.general.PieDataset of variable this.dataset does not match with type java.awt.Paint of variable this.backgroundPaint
    2Expression that.dataset cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression that.backgroundPaint cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Type org.jfree.data.general.PieDataset of variable that.dataset does not match with type java.awt.Paint of variable that.backgroundPaint
    5Type org.jfree.util.ObjectUtilities does not match with type org.jfree.util.PaintUtilities
    6Type int of variable this.pieIndex does not match with type double of variable this.radius
    7Expression that.pieIndex cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Expression that.radius cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Type int of variable that.pieIndex does not match with type double of variable that.radius
    10Unmatched statement if(this.sectionIndex != that.sectionIndex) cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    11Unmatched return false;
    12Type java.lang.Comparable of variable this.sectionKey does not match with type java.awt.Paint of variable this.foregroundPaint
    13Expression that.sectionKey cannot be parameterized, because it has dependencies to/from statements that will be extracted
    14Expression that.foregroundPaint cannot be parameterized, because it has dependencies to/from statements that will be extracted
    15Type java.lang.Comparable of variable that.sectionKey does not match with type java.awt.Paint of variable that.foregroundPaint
    16Type org.jfree.util.ObjectUtilities does not match with type org.jfree.util.PaintUtilities
    17Clone fragment #1 returns variable that with type org.jfree.chart.entity.PieSectionEntity , while Clone fragment #2 returns variable that with type org.jfree.chart.plot.dial.StandardDialFrame
    18Not all possible execution flows end in a return statement
    19The refactoring of the clones is infeasible, because classes org.jfree.chart.entity.PieSectionEntity and org.jfree.chart.plot.dial.StandardDialFrame do not have a common superclass