if (obj == this) { return true; } if (!(obj instanceof ExtendedCategoryAxis)) { return false; } ExtendedCategoryAxis that = (ExtendedCategoryAxis) obj; if (!this.sublabelFont.equals(that.sublabelFont)) { return false; } if (!PaintUtilities.equal(this.sublabelPaint, that.sublabelPaint)) { return false; } if (!this.sublabels.equals(that.sublabels)) { return false; } return super.equals(obj);
if (obj == this) { return true; } if (!(obj instanceof AbstractCategoryItemLabelGenerator)) { return false; } AbstractCategoryItemLabelGenerator that = (AbstractCategoryItemLabelGenerator) obj; if (!this.labelFormat.equals(that.labelFormat)) { return false; } if (!ObjectUtilities.equal(this.dateFormat, that.dateFormat)) { return false; } if (!ObjectUtilities.equal(this.numberFormat, that.numberFormat)) { return false; } return true;
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/axis/ExtendedCategoryAxis.java File path: /jfreechart-1.0.10/src/org/jfree/chart/labels/AbstractCategoryItemLabelGenerator.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 ExtendedCategoryAxis)) {
4
        if (!(obj instanceof AbstractCategoryItemLabelGenerator)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        ExtendedCategoryAxis that = (ExtendedCategoryAxis
7
        
8
        AbstractCategoryItemLabelGenerator that 
8
) obj;
9
            = (AbstractCategoryItemLabelGenerator) obj;
9
        if (!this.sublabelFont.equals(that.sublabelFont)) {
10
        if (!this.labelFormat.equals(that.labelFormat)) {
10
            return false;
11
            return false;
11
        }
12
        }
12
        if (!PaintUtilities.equal(this.sublabelPaint, that.sublabelPaint)) {
13
        if (!ObjectUtilities.equal(this.dateFormat, that.dateFormat)) {
13
            return false;
14
            return false;
14
        }
15
        }
15
        if (!this.sublabels.equals(that.sublabels)) {
16
        if (!ObjectUtilities.equal(this.numberFormat, that.numberFormat)) {
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)2.1
Clones locationClones are in different classes
Number of node comparisons62
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements11
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)5.8
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (obj == this)
    1
    if (obj == this)
    2
    return true;
    2
    return true;
    3
    if (!(obj instanceof ExtendedCategoryAxis))
    3
    if (!(obj instanceof ExtendedCategoryAxis))
    3
    if (!(obj instanceof AbstractCategoryItemLabelGenerator))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.ExtendedCategoryAxisorg.jfree.chart.labels.AbstractCategoryItemLabelGeneratorVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.ExtendedCategoryAxis does not match with type org.jfree.chart.labels.AbstractCategoryItemLabelGenerator
    • Make classes org.jfree.chart.axis.ExtendedCategoryAxis and org.jfree.chart.labels.AbstractCategoryItemLabelGenerator extend a common superclass
    3
    if (!(obj instanceof AbstractCategoryItemLabelGenerator))
    4
    return false;
    4
    return false;
                                                                                                                                                                          
    5
    AbstractCategoryItemLabelGenerator that = (AbstractCategoryItemLabelGenerator)obj;
    5
    ExtendedCategoryAxis that = (ExtendedCategoryAxis)obj;
                                                                                                                  
    6
    if (!this.sublabelFont.equals(that.sublabelFont))
    6
    if (!this.sublabelFont.equals(that.sublabelFont))
    6
    if (!this.labelFormat.equals(that.labelFormat))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.ExtendedCategoryAxisorg.jfree.chart.labels.AbstractCategoryItemLabelGeneratorVARIABLE_TYPE_MISMATCH
    sublabelFontlabelFormatVARIABLE_NAME_MISMATCH
    java.awt.Fontjava.lang.StringVARIABLE_TYPE_MISMATCH
    sublabelFontlabelFormatVARIABLE_NAME_MISMATCH
    java.awt.Fontjava.lang.StringVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.awt.Font of variable that.sublabelFont does not match with type java.lang.String of variable that.labelFormat
    • Make classes org.jfree.chart.axis.ExtendedCategoryAxis and org.jfree.chart.labels.AbstractCategoryItemLabelGenerator extend a common superclass
    Expression that.sublabelFont cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.labelFormat cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type java.awt.Font of variable that.sublabelFont does not match with type java.lang.String of variable that.labelFormat
    • Make classes java.awt.Font and java.lang.String extend a common superclass
    Type java.awt.Font of variable this.sublabelFont does not match with type java.lang.String of variable this.labelFormat
    • Make classes java.awt.Font and java.lang.String extend a common superclass
    6
    if (!this.labelFormat.equals(that.labelFormat))
    7
    return false;
    7
    return false;
    8
    if (!PaintUtilities.equal(this.sublabelPaint, that.sublabelPaint))
    8
    if (!PaintUtilities.equal(this.sublabelPaint, that.sublabelPaint))
    8
    if (!ObjectUtilities.equal(this.dateFormat, that.dateFormat))
    Differences
    Expression1Expression2Difference
    sublabelPaintdateFormatVARIABLE_NAME_MISMATCH
    java.awt.Paintjava.text.DateFormatVARIABLE_TYPE_MISMATCH
    org.jfree.chart.axis.ExtendedCategoryAxisorg.jfree.chart.labels.AbstractCategoryItemLabelGeneratorVARIABLE_TYPE_MISMATCH
    sublabelPaintdateFormatVARIABLE_NAME_MISMATCH
    java.awt.Paintjava.text.DateFormatVARIABLE_TYPE_MISMATCH
    org.jfree.util.PaintUtilitiesorg.jfree.util.ObjectUtilitiesVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.awt.Paint of variable this.sublabelPaint does not match with type java.text.DateFormat of variable this.dateFormat
    • Make classes java.awt.Paint and java.text.DateFormat extend a common superclass
    Type java.awt.Paint of variable that.sublabelPaint does not match with type java.text.DateFormat of variable that.dateFormat
    • Make classes org.jfree.chart.axis.ExtendedCategoryAxis and org.jfree.chart.labels.AbstractCategoryItemLabelGenerator extend a common superclass
    Expression that.sublabelPaint cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.dateFormat cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type java.awt.Paint of variable that.sublabelPaint does not match with type java.text.DateFormat of variable that.dateFormat
    • Make classes java.awt.Paint and java.text.DateFormat 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
    8
    if (!ObjectUtilities.equal(this.dateFormat, that.dateFormat))
    9
    return false;
    9
    return false;
    10
    if (!this.sublabels.equals(that.sublabels))
    10
    if (!this.sublabels.equals(that.sublabels))
    10
    if (!ObjectUtilities.equal(this.numberFormat, that.numberFormat))
    Differences
    Expression1Expression2Difference
    this.sublabels.equals(that.sublabels)ObjectUtilities.equal(this.numberFormat,that.numberFormat)TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression this.sublabels.equals(that.sublabels) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression ObjectUtilities.equal(this.numberFormat,that.numberFormat) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10
    if (!ObjectUtilities.equal(this.numberFormat, that.numberFormat))
    11
    return false;
    11
    return false;
    12
    return super.equals(obj);
    12
    return super.equals(obj);
    12
    return true;
    Differences
    Expression1Expression2Difference
    super.equals(obj)trueTYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Super method call return super.equals(obj); cannot be extracted from method
    12
    return true;
    Precondition Violations (16)
    Row Violation
    1Type org.jfree.chart.axis.ExtendedCategoryAxis does not match with type org.jfree.chart.labels.AbstractCategoryItemLabelGenerator
    2Type java.awt.Font of variable that.sublabelFont does not match with type java.lang.String of variable that.labelFormat
    3Expression that.sublabelFont cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression that.labelFormat cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Type java.awt.Font of variable that.sublabelFont does not match with type java.lang.String of variable that.labelFormat
    6Type java.awt.Font of variable this.sublabelFont does not match with type java.lang.String of variable this.labelFormat
    7Type java.awt.Paint of variable this.sublabelPaint does not match with type java.text.DateFormat of variable this.dateFormat
    8Type java.awt.Paint of variable that.sublabelPaint does not match with type java.text.DateFormat of variable that.dateFormat
    9Expression that.sublabelPaint cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10Expression that.dateFormat cannot be parameterized, because it has dependencies to/from statements that will be extracted
    11Type java.awt.Paint of variable that.sublabelPaint does not match with type java.text.DateFormat of variable that.dateFormat
    12Type org.jfree.util.PaintUtilities does not match with type org.jfree.util.ObjectUtilities
    13Expression this.sublabels.equals(that.sublabels) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    14Expression ObjectUtilities.equal(this.numberFormat,that.numberFormat) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    15Super method call return super.equals(obj); cannot be extracted from method
    16The refactoring of the clones is infeasible, because classes org.jfree.chart.axis.ExtendedCategoryAxis and org.jfree.chart.labels.AbstractCategoryItemLabelGenerator do not have a common superclass