if (obj == this) { return true; } if (!(obj instanceof MonthDateFormat)) { return false; } if (!super.equals(obj)) { return false; } MonthDateFormat that = (MonthDateFormat) obj; if (!Arrays.equals(this.months, that.months)) { return false; } if (!Arrays.equals(this.showYear, that.showYear)) { return false; } if (!this.yearFormatter.equals(that.yearFormatter)) { return false; } return true;
if (obj == this) { return true; } if (!(obj instanceof DialCap)) { return false; } DialCap that = (DialCap) obj; if (this.radius != that.radius) { return false; } if (!PaintUtilities.equal(this.fillPaint, that.fillPaint)) { return false; } if (!PaintUtilities.equal(this.outlinePaint, that.outlinePaint)) { return false; } if (!this.outlineStroke.equals(that.outlineStroke)) { return false; } return super.equals(obj);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/axis/MonthDateFormat.java File path: /jfreechart-1.0.10/src/org/jfree/chart/plot/dial/DialCap.java
Method name: boolean equals(Object) Method name: boolean equals(Object)
Number of AST nodes: 14 Number of AST nodes: 14
1
if (obj == this) {
1
if (obj == this) {
2
            return true;
2
            return true;
3
        }
3
        }
4
        if (!(obj instanceof MonthDateFormat)) {
4
        if (!(obj instanceof DialCap)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        if (!super.equals(obj)) {
7
        
8
            return false;
9
        }
10
        MonthDateFormat that = (MonthDateFormat) obj;
11
        if (!Array
8
DialCap that = (DialCap) obj;
9
        if (this.radius != that.radius) {
10
            return false;
11
        }
12
s.equals(this.months, that.months)) {
12
        if (!PaintUtilities.equal(this.fillPaint, that.fillPaint)) {
13
            return false;
13
            return false;
14
        }
14
        }
15
        if (!Arrays.equals(this.showYear, that.showYear)) {
15
        if (!PaintUtilities.equal(this.outlinePaint, that.outlinePaint)) {
16
            return false;
16
            return false;
17
        }
17
        }
18
        if (!this.yearFormatter.equals(that.yearFormatter)) {
18
        if (!this.outlineStroke.equals(that.outlineStroke)) {
19
            return false;
19
            return false;
20
        }
20
        }
21
        return true;
21
        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)2.9
Clones locationClones are in different classes
Number of node comparisons67
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements8
    Number of unmapped statements in the first code fragment5
    Number of unmapped statements in the second code fragment5
    Time elapsed for statement mapping (ms)2.5
    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 MonthDateFormat))
    3
    if (!(obj instanceof MonthDateFormat))
    3
    if (!(obj instanceof DialCap))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.MonthDateFormatorg.jfree.chart.plot.dial.DialCapVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.MonthDateFormat does not match with type org.jfree.chart.plot.dial.DialCap
    • Make classes org.jfree.chart.axis.MonthDateFormat and org.jfree.chart.plot.dial.DialCap extend a common superclass
    3
    if (!(obj instanceof DialCap))
    4
    return false;
    4
    return false;
                                                              
    5
    DialCap that = (DialCap)obj;
                                                                      
    6
    if (this.radius != that.radius)
                                    
    7
    return false;
    Preondition Violations
    Unmatched return false;
    7
    return false;
    5
    if (!super.equals(obj))
    5
    if (!super.equals(obj))
    12
    if (!this.outlineStroke.equals(that.outlineStroke))
    Differences
    Expression1Expression2Difference
    super.equals(obj)this.outlineStroke.equals(that.outlineStroke)TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression this.outlineStroke.equals(that.outlineStroke) 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
    12
    if (!this.outlineStroke.equals(that.outlineStroke))
    6
    return false;
    13
    return false;
    7
    MonthDateFormat that = (MonthDateFormat)obj;
                                                                                              
                                                                                                                          
    8
    if (!PaintUtilities.equal(this.fillPaint, that.fillPaint))
                                    
    9
    return false;
    Preondition Violations
    Unmatched return false;
    9
    return false;
    8
    if (!Arrays.equals(this.months, that.months))
                                                                                                
    9
    return false;
    9
    return false;
    Preondition Violations
    Unmatched return false;
                                    
    10
    if (!Arrays.equals(this.showYear, that.showYear))
                                                                                                          
    11
    return false;
    11
    return false;
    Preondition Violations
    Unmatched return false;
                                      
    12
    if (!this.yearFormatter.equals(that.yearFormatter))
    12
    if (!this.yearFormatter.equals(that.yearFormatter))
    10
    if (!PaintUtilities.equal(this.outlinePaint, that.outlinePaint))
    Differences
    Expression1Expression2Difference
    this.yearFormatter.equals(that.yearFormatter)PaintUtilities.equal(this.outlinePaint,that.outlinePaint)TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression this.yearFormatter.equals(that.yearFormatter) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression PaintUtilities.equal(this.outlinePaint,that.outlinePaint) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10
    if (!PaintUtilities.equal(this.outlinePaint, that.outlinePaint))
    13
    return false;
    11
    return false;
    Precondition Violations (11)
    Row Violation
    1Type org.jfree.chart.axis.MonthDateFormat does not match with type org.jfree.chart.plot.dial.DialCap
    2Unmatched return false;
    3Expression this.outlineStroke.equals(that.outlineStroke) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Super method call if(!super.equals(obj)) cannot be extracted from method
    5Unmatched return false;
    6Unmatched return false;
    7Unmatched return false;
    8Expression this.yearFormatter.equals(that.yearFormatter) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Expression PaintUtilities.equal(this.outlinePaint,that.outlinePaint) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10Not all possible execution flows end in a return statement
    11The refactoring of the clones is infeasible, because classes org.jfree.chart.axis.MonthDateFormat and org.jfree.chart.plot.dial.DialCap do not have a common superclass