if (obj == this) { return true; } if (!(obj instanceof GanttRenderer)) { return false; } GanttRenderer that = (GanttRenderer) obj; if (!PaintUtilities.equal(this.completePaint, that.completePaint)) { return false; } if (!PaintUtilities.equal(this.incompletePaint, that.incompletePaint)) { return false; } if (this.startPercent != that.startPercent) { return false; } if (this.endPercent != that.endPercent) { return false; } return super.equals(obj);
if (obj == this) { return true; } if (!(obj instanceof Title)) { return false; } if (!super.equals(obj)) { return false; } Title that = (Title) obj; if (this.position != that.position) { return false; } if (this.horizontalAlignment != that.horizontalAlignment) { return false; } if (this.verticalAlignment != that.verticalAlignment) { return false; } if (this.notify != that.notify) { return false; } return true;
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/renderer/category/GanttRenderer.java File path: /jfreechart-1.0.10/src/org/jfree/chart/title/Title.java
Method name: boolean equals(Object) Method name: boolean equals(Object)
Number of AST nodes: 14 Number of AST nodes: 16
1
if (obj == this) {
1
if (obj == this) {
2
            return true;
2
            return true;
3
        }
3
        }
4
        if (!(obj instanceof GanttRenderer
4
        if (!(obj instanceof Title)) {
5
            return false;
6
        }
5
)) {
7
        if (!super.equals(obj)) {
6
            return false;
8
            return false;   
7
        }
9
        }
8
        GanttRenderer that = (GanttRenderer) obj;
10
        
9
        if (!PaintUtilities.equal(this.completePaint, that.completePaint)
11
Title that = (Title) obj;
10
) {
12
        if (this.position != that.position) {
11
            return false;
13
            return false;
12
        }
14
        }
13
        if (!PaintUtilities.equal(this.incompletePaint, that.incompletePaint)) {
15
        if (this.horizontalAlignment != that.horizontalAlignment) {
14
            return false;
16
            return false;
15
        }
17
        }
16
        if (this.startPercent != that.startPercent) {
18
        if (this.verticalAlignment != that.verticalAlignment) {
17
            return false;
19
            return false;
18
        }
20
        }
19
        if (this.endPercent != that.endPercent) {
21
        if (this.notify != that.notify) {
20
            return false;
22
            return false;
21
        }
23
        }
22
        return super.equals(obj);
24
        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)3.6
Clones locationClones are in different classes
Number of node comparisons64
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements10
    Number of unmapped statements in the first code fragment3
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)3.5
    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 GanttRenderer))
    3
    if (!(obj instanceof GanttRenderer))
    3
    if (!(obj instanceof Title))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.renderer.category.GanttRendererorg.jfree.chart.title.TitleVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.renderer.category.GanttRenderer does not match with type org.jfree.chart.title.Title
    • Make classes org.jfree.chart.renderer.category.GanttRenderer and org.jfree.chart.title.Title extend a common superclass
    3
    if (!(obj instanceof Title))
    4
    return false;
    4
    return false;
    5
    GanttRenderer that = (GanttRenderer)obj;
                                                                                      
    6
    if (!PaintUtilities.equal(this.completePaint, that.completePaint))
    6
    if (!PaintUtilities.equal(this.completePaint, that.completePaint))
    5
    if (!super.equals(obj))
    Differences
    Expression1Expression2Difference
    PaintUtilities.equal(this.completePaint,that.completePaint)super.equals(obj)TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression PaintUtilities.equal(this.completePaint,that.completePaint) 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
    5
    if (!super.equals(obj))
    7
    return false;
    6
    return false;
                                                      
    7
    Title that = (Title)obj;
    8
    if (!PaintUtilities.equal(this.incompletePaint, that.incompletePaint))
                                                                                                                                                  
    9
    return false;
    9
    return false;
    Preondition Violations
    Unmatched return false;
                                    
    10
    if (this.startPercent != that.startPercent)
    10
    if (this.startPercent != that.startPercent)
    10
    if (this.horizontalAlignment != that.horizontalAlignment)
    Differences
    Expression1Expression2Difference
    startPercenthorizontalAlignmentVARIABLE_NAME_MISMATCH
    doubleorg.jfree.ui.HorizontalAlignmentVARIABLE_TYPE_MISMATCH
    org.jfree.chart.renderer.category.GanttRendererorg.jfree.chart.title.TitleVARIABLE_TYPE_MISMATCH
    startPercenthorizontalAlignmentVARIABLE_NAME_MISMATCH
    doubleorg.jfree.ui.HorizontalAlignmentVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type double of variable this.startPercent does not match with type org.jfree.ui.HorizontalAlignment of variable this.horizontalAlignment
    Type double of variable that.startPercent does not match with type org.jfree.ui.HorizontalAlignment of variable that.horizontalAlignment
    • Make classes org.jfree.chart.renderer.category.GanttRenderer and org.jfree.chart.title.Title extend a common superclass
    Expression that.startPercent cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.horizontalAlignment cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type double of variable that.startPercent does not match with type org.jfree.ui.HorizontalAlignment of variable that.horizontalAlignment
    10
    if (this.horizontalAlignment != that.horizontalAlignment)
    11
    return false;
    11
    return false;
    12
    if (this.endPercent != that.endPercent)
    12
    if (this.endPercent != that.endPercent)
    8
    if (this.position != that.position)
    Differences
    Expression1Expression2Difference
    endPercentpositionVARIABLE_NAME_MISMATCH
    doubleorg.jfree.ui.RectangleEdgeVARIABLE_TYPE_MISMATCH
    org.jfree.chart.renderer.category.GanttRendererorg.jfree.chart.title.TitleVARIABLE_TYPE_MISMATCH
    endPercentpositionVARIABLE_NAME_MISMATCH
    doubleorg.jfree.ui.RectangleEdgeVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type double of variable this.endPercent does not match with type org.jfree.ui.RectangleEdge of variable this.position
    Type double of variable that.endPercent does not match with type org.jfree.ui.RectangleEdge of variable that.position
    • Make classes org.jfree.chart.renderer.category.GanttRenderer and org.jfree.chart.title.Title extend a common superclass
    Expression that.endPercent cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.position cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type double of variable that.endPercent does not match with type org.jfree.ui.RectangleEdge of variable that.position
    8
    if (this.position != that.position)
    13
    return false;
    9
    return false;
    Precondition Violations (16)
    Row Violation
    1Type org.jfree.chart.renderer.category.GanttRenderer does not match with type org.jfree.chart.title.Title
    2Expression PaintUtilities.equal(this.completePaint,that.completePaint) 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
    4Unmatched return false;
    5Type double of variable this.startPercent does not match with type org.jfree.ui.HorizontalAlignment of variable this.horizontalAlignment
    6Type double of variable that.startPercent does not match with type org.jfree.ui.HorizontalAlignment of variable that.horizontalAlignment
    7Expression that.startPercent cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Expression that.horizontalAlignment cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Type double of variable that.startPercent does not match with type org.jfree.ui.HorizontalAlignment of variable that.horizontalAlignment
    10Type double of variable this.endPercent does not match with type org.jfree.ui.RectangleEdge of variable this.position
    11Type double of variable that.endPercent does not match with type org.jfree.ui.RectangleEdge of variable that.position
    12Expression that.endPercent cannot be parameterized, because it has dependencies to/from statements that will be extracted
    13Expression that.position cannot be parameterized, because it has dependencies to/from statements that will be extracted
    14Type double of variable that.endPercent does not match with type org.jfree.ui.RectangleEdge of variable that.position
    15Not all possible execution flows end in a return statement
    16The refactoring of the clones is infeasible, because classes org.jfree.chart.renderer.category.GanttRenderer and org.jfree.chart.title.Title do not have a common superclass