if (obj == this) { return true; } if (!(obj instanceof BubbleXYItemLabelGenerator)) { return false; } if (!super.equals(obj)) { return false; } BubbleXYItemLabelGenerator that = (BubbleXYItemLabelGenerator) obj; if (!ObjectUtilities.equal(this.zFormat, that.zFormat)) { return false; } if (!ObjectUtilities.equal(this.zDateFormat, that.zDateFormat)) { return false; } return true;
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);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/labels/BubbleXYItemLabelGenerator.java File path: /jfreechart-1.0.10/src/org/jfree/chart/renderer/category/MinMaxCategoryRenderer.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 BubbleXYItemLabelGenerator)) {
4
        if (!(obj instanceof MinMaxCategoryRenderer)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        if (!super.equals(obj)) {
7
        
8
            return false;
9
        }
10
        BubbleXYItemLabelGenerator that = (BubbleXYItemLabelGenerator) obj;
11
        if (!Objec
8
MinMaxCategoryRenderer that = (MinMaxCategoryRenderer) obj;
9
        if (this.plotLines != that.plotLines) {
10
            return false;
11
        }
12
tUtilities.equal(this.zFormat, that.zFormat)) {
12
        if (!PaintUtilities.equal(this.groupPaint, that.groupPaint)) {
13
            return false;
13
            return false;
14
        }
14
        }
15
        if (!ObjectUtilities.equal(this.zDateFormat, that.zDateFormat)) {
15
        if (!this.groupStroke.equals(that.groupStroke)) {
16
            return false;
16
            return false;
17
        }
17
        }
18
        return true;
18
        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)2.0
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)2.9
    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 BubbleXYItemLabelGenerator))
    3
    if (!(obj instanceof BubbleXYItemLabelGenerator))
    3
    if (!(obj instanceof MinMaxCategoryRenderer))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.labels.BubbleXYItemLabelGeneratororg.jfree.chart.renderer.category.MinMaxCategoryRendererSUBCLASS_TYPE_MISMATCH
    3
    if (!(obj instanceof MinMaxCategoryRenderer))
    4
    return false;
    4
    return false;
                                                                                                                          
    5
    MinMaxCategoryRenderer that = (MinMaxCategoryRenderer)obj;
                                                                                  
    6
    if (this.plotLines != that.plotLines)
                                    
    7
    return false;
    Preondition Violations
    Unmatched return false;
    7
    return false;
    5
    if (!super.equals(obj))
    5
    if (!super.equals(obj))
    10
    if (!this.groupStroke.equals(that.groupStroke))
    Differences
    Expression1Expression2Difference
    super.equals(obj)this.groupStroke.equals(that.groupStroke)TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression this.groupStroke.equals(that.groupStroke) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Super method call if(!super.equals(obj)) cannot be extracted from method
    10
    if (!this.groupStroke.equals(that.groupStroke))
    6
    return false;
    11
    return false;
    7
    BubbleXYItemLabelGenerator that = (BubbleXYItemLabelGenerator)obj;
                                                                                                                                          
    8
    if (!ObjectUtilities.equal(this.zFormat, that.zFormat))
    8
    if (!ObjectUtilities.equal(this.zFormat, that.zFormat))
    8
    if (!PaintUtilities.equal(this.groupPaint, that.groupPaint))
    Differences
    Expression1Expression2Difference
    zFormatgroupPaintVARIABLE_NAME_MISMATCH
    java.text.NumberFormatjava.awt.PaintVARIABLE_TYPE_MISMATCH
    org.jfree.chart.labels.BubbleXYItemLabelGeneratororg.jfree.chart.renderer.category.MinMaxCategoryRendererSUBCLASS_TYPE_MISMATCH
    zFormatgroupPaintVARIABLE_NAME_MISMATCH
    java.text.NumberFormatjava.awt.PaintVARIABLE_TYPE_MISMATCH
    org.jfree.util.ObjectUtilitiesorg.jfree.util.PaintUtilitiesVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.text.NumberFormat of variable this.zFormat does not match with type java.awt.Paint of variable this.groupPaint
    • Make classes java.text.NumberFormat and java.awt.Paint extend a common superclass
    Expression that.zFormat cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.groupPaint cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type java.text.NumberFormat of variable that.zFormat does not match with type java.awt.Paint of variable that.groupPaint
    • Make classes java.text.NumberFormat 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.groupPaint, that.groupPaint))
    9
    return false;
    9
    return false;
    Precondition Violations (10)
    Row Violation
    1Unmatched return false;
    2Expression this.groupStroke.equals(that.groupStroke) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Super method call if(!super.equals(obj)) cannot be extracted from method
    4Type java.text.NumberFormat of variable this.zFormat does not match with type java.awt.Paint of variable this.groupPaint
    5Expression that.zFormat cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression that.groupPaint cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Type java.text.NumberFormat of variable that.zFormat does not match with type java.awt.Paint of variable that.groupPaint
    8Type org.jfree.util.ObjectUtilities does not match with type org.jfree.util.PaintUtilities
    9Not all possible execution flows end in a return statement
    10The refactoring of the clones is infeasible, because classes org.jfree.chart.labels.BubbleXYItemLabelGenerator and org.jfree.chart.renderer.category.MinMaxCategoryRenderer do not have a common superclass