if (obj == this) { return true; } if (!(obj instanceof BlockBorder)) { return false; } BlockBorder that = (BlockBorder) obj; if (!this.insets.equals(that.insets)) { return false; } if (!PaintUtilities.equal(this.paint, that.paint)) { return false; } return true;
if (obj == this) { return true; } if (!(obj instanceof DialBackground)) { return false; } DialBackground that = (DialBackground) obj; if (!PaintUtilities.equal(this.paint, that.paint)) { return false; } if (!this.gradientPaintTransformer.equals( that.gradientPaintTransformer)) { return false; } return super.equals(obj);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/block/BlockBorder.java File path: /jfreechart-1.0.10/src/org/jfree/chart/plot/dial/DialBackground.java
Method name: boolean equals(Object) Method name: boolean equals(Object)
Number of AST nodes: 10 Number of AST nodes: 10
1
if (obj == this) {
1
if (obj == this) {
2
            return true;   
2
            return true;
3
        }
3
        }
4
        if (!(obj instanceof BlockBorder)) {
4
        if (!(obj instanceof DialBackground)) {
5
            return false;   
5
            return false;
6
        }
6
        }
7
        BlockBorder that = (BlockBorder) obj;
7
        DialBackground that = (DialBackground) obj;
8
        if (!this.insets.equals(that.insets)) {
8
        if (!PaintUtilities.equal(this.paint, that.paint)) {
9
            return false;   
9
            return false;
10
        }
10
        }
11
        if (!PaintUtilities.equal(this.paint, that.paint
11
        if (!this.gradientPaintTransformer.equals(
12
)) {
12
                that.gradientPaintTransformer)) {
13
            return false;
13
            return false;
14
        }
14
        }
15
        return true;
15
        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)1.1
Clones locationClones are in different classes
Number of node comparisons41
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements9
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)2.3
    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 BlockBorder))
    3
    if (!(obj instanceof BlockBorder))
    3
    if (!(obj instanceof DialBackground))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.block.BlockBorderorg.jfree.chart.plot.dial.DialBackgroundVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.block.BlockBorder does not match with type org.jfree.chart.plot.dial.DialBackground
    • Make classes org.jfree.chart.block.BlockBorder and org.jfree.chart.plot.dial.DialBackground extend a common superclass
    3
    if (!(obj instanceof DialBackground))
    4
    return false;
    4
    return false;
                                                                                          
    5
    DialBackground that = (DialBackground)obj;
    5
    BlockBorder that = (BlockBorder)obj;
                                                                              
    6
    if (!this.insets.equals(that.insets))
    6
    if (!this.insets.equals(that.insets))
    8
    if (!this.gradientPaintTransformer.equals(that.gradientPaintTransformer))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.block.BlockBorderorg.jfree.chart.plot.dial.DialBackgroundVARIABLE_TYPE_MISMATCH
    insetsgradientPaintTransformerVARIABLE_NAME_MISMATCH
    org.jfree.ui.RectangleInsetsorg.jfree.ui.GradientPaintTransformerVARIABLE_TYPE_MISMATCH
    insetsgradientPaintTransformerVARIABLE_NAME_MISMATCH
    org.jfree.ui.RectangleInsetsorg.jfree.ui.GradientPaintTransformerVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.ui.RectangleInsets of variable that.insets does not match with type org.jfree.ui.GradientPaintTransformer of variable that.gradientPaintTransformer
    • Make classes org.jfree.chart.block.BlockBorder and org.jfree.chart.plot.dial.DialBackground extend a common superclass
    Expression that.insets cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.gradientPaintTransformer cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type org.jfree.ui.RectangleInsets of variable that.insets does not match with type org.jfree.ui.GradientPaintTransformer of variable that.gradientPaintTransformer
    • Make classes org.jfree.ui.RectangleInsets and org.jfree.ui.GradientPaintTransformer extend a common superclass
    Type org.jfree.ui.RectangleInsets of variable this.insets does not match with type org.jfree.ui.GradientPaintTransformer of variable this.gradientPaintTransformer
    • Make classes org.jfree.ui.RectangleInsets and org.jfree.ui.GradientPaintTransformer extend a common superclass
    8
    if (!this.gradientPaintTransformer.equals(that.gradientPaintTransformer))
    7
    return false;
    9
    return false;
    8
    if (!PaintUtilities.equal(this.paint, that.paint))
    8
    if (!PaintUtilities.equal(this.paint, that.paint))
    6
    if (!PaintUtilities.equal(this.paint, that.paint))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.block.BlockBorderorg.jfree.chart.plot.dial.DialBackgroundVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.awt.Paint of variable that.paint does not match with type java.awt.Paint of variable that.paint
    • Make classes org.jfree.chart.block.BlockBorder and org.jfree.chart.plot.dial.DialBackground extend a common superclass
    6
    if (!PaintUtilities.equal(this.paint, that.paint))
    9
    return false;
    7
    return false;
    10
    return true;
    10
    return true;
    10
    return super.equals(obj);
    Differences
    Expression1Expression2Difference
    truesuper.equals(obj)TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Super method call return super.equals(obj); cannot be extracted from method
    10
    return super.equals(obj);
    Precondition Violations (9)
    Row Violation
    1Type org.jfree.chart.block.BlockBorder does not match with type org.jfree.chart.plot.dial.DialBackground
    2Type org.jfree.ui.RectangleInsets of variable that.insets does not match with type org.jfree.ui.GradientPaintTransformer of variable that.gradientPaintTransformer
    3Expression that.insets cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression that.gradientPaintTransformer cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Type org.jfree.ui.RectangleInsets of variable that.insets does not match with type org.jfree.ui.GradientPaintTransformer of variable that.gradientPaintTransformer
    6Type org.jfree.ui.RectangleInsets of variable this.insets does not match with type org.jfree.ui.GradientPaintTransformer of variable this.gradientPaintTransformer
    7Type java.awt.Paint of variable that.paint does not match with type java.awt.Paint of variable that.paint
    8Super method call return super.equals(obj); cannot be extracted from method
    9The refactoring of the clones is infeasible, because classes org.jfree.chart.block.BlockBorder and org.jfree.chart.plot.dial.DialBackground do not have a common superclass