if (obj == this) { return true; } if (!(obj instanceof LineBorder)) { return false; } LineBorder that = (LineBorder) obj; if (!PaintUtilities.equal(this.paint, that.paint)) { return false; } if (!ObjectUtilities.equal(this.stroke, that.stroke)) { return false; } if (!this.insets.equals(that.insets)) { 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/block/LineBorder.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 LineBorder)) {
4
        if (!(obj instanceof MinMaxCategoryRenderer)) {
5
            return false;   
5
            return false;
6
        }
6
        }
7
        LineBorder that = (LineBorder) obj;
7
        MinMaxCategoryRenderer that = (MinMaxCategoryRenderer) obj;
8
        if (!PaintUtilities.equal(this.paint, that.paint)) {
8
        if (this.plotLines != that.plotLines) {
9
            return false;
9
            return false;
10
        }
10
        }
11
        if (!ObjectUtilities.equal(this.stroke, that.stroke)) {
11
        if (!PaintUtilities.equal(this.groupPaint, that.groupPaint)) {
12
            return false;
12
            return false;
13
        }
13
        }
14
        if (!this.insets.equals(that.insets)) {
14
        if (!this.groupStroke.equals(that.groupStroke)) {
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)2.0
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)2.2
    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 LineBorder))
    3
    if (!(obj instanceof LineBorder))
    3
    if (!(obj instanceof MinMaxCategoryRenderer))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.block.LineBorderorg.jfree.chart.renderer.category.MinMaxCategoryRendererVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.block.LineBorder does not match with type org.jfree.chart.renderer.category.MinMaxCategoryRenderer
    • Make classes org.jfree.chart.block.LineBorder and org.jfree.chart.renderer.category.MinMaxCategoryRenderer extend a common superclass
    3
    if (!(obj instanceof MinMaxCategoryRenderer))
    4
    return false;
    4
    return false;
                                                                                                                          
    5
    MinMaxCategoryRenderer that = (MinMaxCategoryRenderer)obj;
    5
    LineBorder that = (LineBorder)obj;
                                                                          
                                                                                  
    6
    if (this.plotLines != that.plotLines)
                                    
    7
    return false;
    Preondition Violations
    Unmatched return false;
    7
    return false;
    6
    if (!PaintUtilities.equal(this.paint, that.paint))
    6
    if (!PaintUtilities.equal(this.paint, that.paint))
    8
    if (!PaintUtilities.equal(this.groupPaint, that.groupPaint))
    Differences
    Expression1Expression2Difference
    paintgroupPaintVARIABLE_NAME_MISMATCH
    org.jfree.chart.block.LineBorderorg.jfree.chart.renderer.category.MinMaxCategoryRendererVARIABLE_TYPE_MISMATCH
    paintgroupPaintVARIABLE_NAME_MISMATCH
    Preondition Violations
    Type java.awt.Paint of variable that.paint does not match with type java.awt.Paint of variable that.groupPaint
    • Make classes org.jfree.chart.block.LineBorder and org.jfree.chart.renderer.category.MinMaxCategoryRenderer extend a common superclass
    Expression that.paint 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
    8
    if (!PaintUtilities.equal(this.groupPaint, that.groupPaint))
    7
    return false;
    9
    return false;
    8
    if (!ObjectUtilities.equal(this.stroke, that.stroke))
    8
    if (!ObjectUtilities.equal(this.stroke, that.stroke))
    10
    if (!this.groupStroke.equals(that.groupStroke))
    Differences
    Expression1Expression2Difference
    ObjectUtilities.equal(this.stroke,that.stroke)this.groupStroke.equals(that.groupStroke)TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression ObjectUtilities.equal(this.stroke,that.stroke) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression this.groupStroke.equals(that.groupStroke) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10
    if (!this.groupStroke.equals(that.groupStroke))
    9
    return false;
    11
    return false;
    Precondition Violations (9)
    Row Violation
    1Type org.jfree.chart.block.LineBorder does not match with type org.jfree.chart.renderer.category.MinMaxCategoryRenderer
    2Unmatched return false;
    3Type java.awt.Paint of variable that.paint does not match with type java.awt.Paint of variable that.groupPaint
    4Expression that.paint cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression that.groupPaint cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression ObjectUtilities.equal(this.stroke,that.stroke) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Expression this.groupStroke.equals(that.groupStroke) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Not all possible execution flows end in a return statement
    9The refactoring of the clones is infeasible, because classes org.jfree.chart.block.LineBorder and org.jfree.chart.renderer.category.MinMaxCategoryRenderer do not have a common superclass