if (obj == this) { return true; } // now try to reject equality... if (!super.equals(obj)) { return false; } if (!(obj instanceof XYImageAnnotation)) { return false; } XYImageAnnotation that = (XYImageAnnotation) obj; if (this.x != that.x) { return false; } if (this.y != that.y) { return false; } if (!ObjectUtilities.equal(this.image, that.image)) { return false; } if (!this.anchor.equals(that.anchor)) { return false; } // seems to be the same... return true;
if (obj == this) { return true; } if (!(obj instanceof BoxAndWhiskerRenderer)) { return false; } if (!super.equals(obj)) { return false; } BoxAndWhiskerRenderer that = (BoxAndWhiskerRenderer) obj; if (!PaintUtilities.equal(this.artifactPaint, that.artifactPaint)) { return false; } if (this.fillBox != that.fillBox) { return false; } if (this.itemMargin != that.itemMargin) { return false; } if (this.maximumBarWidth != that.maximumBarWidth) { return false; } return true;
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/annotations/XYImageAnnotation.java File path: /jfreechart-1.0.10/src/org/jfree/chart/renderer/category/BoxAndWhiskerRenderer.java
Method name: boolean equals(Object) Method name: boolean equals(Object)
Number of AST nodes: 16 Number of AST nodes: 16
1
if (obj == this) {
1
if (obj == this) {
2
            return true;
2
            return true;
3
        }
3
        }
4
        // now try to reject equality...
4
        
5
        if (!super.equals(obj)) {
5
if (!(obj instanceof BoxAndWhiskerRenderer)) {
6
            return false;
6
            return false;
7
        }
7
        }
8
        if (!(obj instanceof XYImageAnnotation)) {
8
        if (!super.equals(obj)) {
9
            return false;
9
            return false;
10
        }
10
        }
11
        XYImageAnnotation that = (XYImageAnnotation) obj;
11
        
12
        if (this.x != that.x
12
BoxAndWhiskerRenderer that = (BoxAndWhiskerRenderer) obj;
13
) {
13
        if (!PaintUtilities.equal(this.artifactPaint, that.artifactPaint)) {
14
            return false;
14
            return false;
15
        }
15
        }
16
        if (this.y != that.y) {
16
        if (this.fillBox != that.fillBox) {
17
            return false;
17
            return false;
18
        }
18
        }
19
        if (!ObjectUtilities.equal(this.image, that.image)) {
19
        if (this.itemMargin != that.itemMargin) {
20
            return false;
20
            return false;
21
        }
21
        }
22
        if (!this.anchor.equals(that.anchor)) {
22
        if (this.maximumBarWidth != that.maximumBarWidth) {
23
            return false;
23
            return false;
24
        }
24
        }
25
        // seems to be the same...
26
        return true;
25
        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)4.0
Clones locationClones are in different classes
Number of node comparisons80
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements13
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)5.6
    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 (!super.equals(obj))
    3
    if (!super.equals(obj))
    5
    if (!super.equals(obj))
    Preondition Violations
    Super method call if(!super.equals(obj)) cannot be extracted from method
    Super method call if(!super.equals(obj)) cannot be extracted from method
    5
    if (!super.equals(obj))
    4
    return false;
    6
    return false;
    5
    if (!(obj instanceof XYImageAnnotation))
    5
    if (!(obj instanceof XYImageAnnotation))
    3
    if (!(obj instanceof BoxAndWhiskerRenderer))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.annotations.XYImageAnnotationorg.jfree.chart.renderer.category.BoxAndWhiskerRendererSUBCLASS_TYPE_MISMATCH
    3
    if (!(obj instanceof BoxAndWhiskerRenderer))
    6
    return false;
    4
    return false;
    7
    XYImageAnnotation that = (XYImageAnnotation)obj;
    7
    XYImageAnnotation that = (XYImageAnnotation)obj;
    7
    BoxAndWhiskerRenderer that = (BoxAndWhiskerRenderer)obj;
    Differences
    Expression1Expression2Difference
    org.jfree.chart.annotations.XYImageAnnotationorg.jfree.chart.renderer.category.BoxAndWhiskerRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.annotations.XYImageAnnotationorg.jfree.chart.renderer.category.BoxAndWhiskerRendererSUBCLASS_TYPE_MISMATCH
    org.jfree.chart.annotations.XYImageAnnotationorg.jfree.chart.renderer.category.BoxAndWhiskerRendererSUBCLASS_TYPE_MISMATCH
    7
    BoxAndWhiskerRenderer that = (BoxAndWhiskerRenderer)obj;
    8
    if (this.x != that.x)
    8
    if (this.x != that.x)
    12
    if (this.itemMargin != that.itemMargin)
    Differences
    Expression1Expression2Difference
    xitemMarginVARIABLE_NAME_MISMATCH
    org.jfree.chart.annotations.XYImageAnnotationorg.jfree.chart.renderer.category.BoxAndWhiskerRendererSUBCLASS_TYPE_MISMATCH
    xitemMarginVARIABLE_NAME_MISMATCH
    Preondition Violations
    Expression that.x cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.itemMargin cannot be parameterized, because it has dependencies to/from statements that will be extracted
    12
    if (this.itemMargin != that.itemMargin)
    9
    return false;
    13
    return false;
    10
    if (this.y != that.y)
    10
    if (this.y != that.y)
    10
    if (this.fillBox != that.fillBox)
    Differences
    Expression1Expression2Difference
    yfillBoxVARIABLE_NAME_MISMATCH
    doublebooleanVARIABLE_TYPE_MISMATCH
    org.jfree.chart.annotations.XYImageAnnotationorg.jfree.chart.renderer.category.BoxAndWhiskerRendererSUBCLASS_TYPE_MISMATCH
    yfillBoxVARIABLE_NAME_MISMATCH
    doublebooleanVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type double of variable this.y does not match with type boolean of variable this.fillBox
    Expression that.y cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.fillBox cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type double of variable that.y does not match with type boolean of variable that.fillBox
    10
    if (this.fillBox != that.fillBox)
    11
    return false;
    11
    return false;
    12
    if (!ObjectUtilities.equal(this.image, that.image))
    12
    if (!ObjectUtilities.equal(this.image, that.image))
    8
    if (!PaintUtilities.equal(this.artifactPaint, that.artifactPaint))
    Differences
    Expression1Expression2Difference
    imageartifactPaintVARIABLE_NAME_MISMATCH
    java.awt.Imagejava.awt.PaintVARIABLE_TYPE_MISMATCH
    org.jfree.chart.annotations.XYImageAnnotationorg.jfree.chart.renderer.category.BoxAndWhiskerRendererSUBCLASS_TYPE_MISMATCH
    imageartifactPaintVARIABLE_NAME_MISMATCH
    java.awt.Imagejava.awt.PaintVARIABLE_TYPE_MISMATCH
    org.jfree.util.ObjectUtilitiesorg.jfree.util.PaintUtilitiesVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.awt.Image of variable this.image does not match with type java.awt.Paint of variable this.artifactPaint
    • Make classes java.awt.Image and java.awt.Paint extend a common superclass
    Expression that.image cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.artifactPaint cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type java.awt.Image of variable that.image does not match with type java.awt.Paint of variable that.artifactPaint
    • Make classes java.awt.Image 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.artifactPaint, that.artifactPaint))
    13
    return false;
    9
    return false;
    Precondition Violations (16)
    Row Violation
    1Super method call if(!super.equals(obj)) cannot be extracted from method
    2Super method call if(!super.equals(obj)) cannot be extracted from method
    3Expression that.x cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression that.itemMargin cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Type double of variable this.y does not match with type boolean of variable this.fillBox
    6Expression that.y cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Expression that.fillBox cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Type double of variable that.y does not match with type boolean of variable that.fillBox
    9Type java.awt.Image of variable this.image does not match with type java.awt.Paint of variable this.artifactPaint
    10Expression that.image cannot be parameterized, because it has dependencies to/from statements that will be extracted
    11Expression that.artifactPaint cannot be parameterized, because it has dependencies to/from statements that will be extracted
    12Type java.awt.Image of variable that.image does not match with type java.awt.Paint of variable that.artifactPaint
    13Type org.jfree.util.ObjectUtilities does not match with type org.jfree.util.PaintUtilities
    14Clone fragment #1 returns variable that with type org.jfree.chart.annotations.XYImageAnnotation , while Clone fragment #2 returns variable that with type org.jfree.chart.renderer.category.BoxAndWhiskerRenderer
    15Not all possible execution flows end in a return statement
    16The refactoring of the clones is infeasible, because classes org.jfree.chart.annotations.XYImageAnnotation and org.jfree.chart.renderer.category.BoxAndWhiskerRenderer do not have a common superclass