if (obj == null) { return false; } if (obj == this) { return true; } if (!(obj instanceof CombinedDomainXYPlot)) { return false; } if (!super.equals(obj)) { return false; } CombinedDomainXYPlot p = (CombinedDomainXYPlot) obj; if (this.totalWeight != p.totalWeight) { return false; } if (this.gap != p.gap) { return false; } if (!ObjectUtilities.equal(this.subplots, p.subplots)) { return false; } return true;
if (obj == this) { return true; } if (!(obj instanceof Millisecond)) { return false; } Millisecond that = (Millisecond) obj; if (this.millisecond != that.millisecond) { return false; } if (this.second != that.second) { return false; } if (this.minute != that.minute) { return false; } if (this.hour != that.hour) { return false; } if (!this.day.equals(that.day)) { return false; } return true;
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/plot/CombinedDomainXYPlot.java File path: /jfreechart-1.0.10/src/org/jfree/data/time/Millisecond.java
Method name: boolean equals(Object) Method name: boolean equals(Object)
Number of AST nodes: 16 Number of AST nodes: 16
1
if (obj == null) {
1
if (obj == this) {
2
            return false;
2
            return true;
3
        }
3
        }
4
        if (obj == this) {
4
        if (!(obj instanceof Millisecond)) {
5
            return true;
5
            return false;
6
        }
6
        }
7
        if (!(obj instanceof CombinedDomainXYPlot)
7
        Millisecond that = (Millisecond) obj;
8
) {
8
        if (this.millisecond != that.millisecond) {
9
            return false;
9
            return false;
10
        }
10
        }
11
        if (!super.equals(obj)) {
11
        if (this.second != that.second) {
12
            return false;
12
            return false;
13
        }
13
        }
14
        CombinedDomainXYPlot p = (CombinedDomainXYPlot) obj;
15
        if (this.totalWeight != p.totalWeight) {
14
        if (this.minute != that.minute) {
16
            return false;
15
            return false;
17
        }
16
        }
18
        if (this.gap != p.gap) {
17
        if (this.hour != that.hour) {
19
            return false;
18
            return false;
20
        }
19
        }
21
        if (!ObjectUtilities.equal(this.subplots, p.subplots)) {
20
        if (!this.day.equals(that.day)) {
22
            return false;
21
            return false;
23
        }
22
        }
24
        return true;
23
        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)4.5
Clones locationClones are in different classes
Number of node comparisons83
  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 fragment5
    Time elapsed for statement mapping (ms)9.0
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    if (obj == null)
    1
    if (obj == null)
    1
    if (obj == this)
    Differences
    Expression1Expression2Difference
    nullthisTYPE_COMPATIBLE_REPLACEMENT
    1
    if (obj == this)
    2
    return false;
    2
    return false;
    2
    return true;
    Differences
    Expression1Expression2Difference
    falsetrueLITERAL_VALUE_MISMATCH
    2
    return true;
    3
    if (obj == this)
                                        
    4
    return true;
    4
    return true;
    Preondition Violations
    Unmatched return true;
                                  
    5
    if (!(obj instanceof CombinedDomainXYPlot))
    5
    if (!(obj instanceof CombinedDomainXYPlot))
    3
    if (!(obj instanceof Millisecond))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.plot.CombinedDomainXYPlotorg.jfree.data.time.MillisecondVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.plot.CombinedDomainXYPlot does not match with type org.jfree.data.time.Millisecond
    • Make classes org.jfree.chart.plot.CombinedDomainXYPlot and org.jfree.data.time.Millisecond extend a common superclass
    3
    if (!(obj instanceof Millisecond))
    6
    return false;
    4
    return false;
                                                                              
    5
    Millisecond that = (Millisecond)obj;
    7
    if (!super.equals(obj))
    7
    if (!super.equals(obj))
    14
    if (!this.day.equals(that.day))
    Differences
    Expression1Expression2Difference
    super.equals(obj)this.day.equals(that.day)TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression this.day.equals(that.day) 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
    14
    if (!this.day.equals(that.day))
    8
    return false;
    15
    return false;
    9
    CombinedDomainXYPlot p = (CombinedDomainXYPlot)obj;
                                                                                                            
    10
    if (this.totalWeight != p.totalWeight)
    10
    if (this.totalWeight != p.totalWeight)
    6
    if (this.millisecond != that.millisecond)
    Differences
    Expression1Expression2Difference
    totalWeightmillisecondVARIABLE_NAME_MISMATCH
    pthatVARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedDomainXYPlotorg.jfree.data.time.MillisecondVARIABLE_TYPE_MISMATCH
    totalWeightmillisecondVARIABLE_NAME_MISMATCH
    Preondition Violations
    Expression p.totalWeight cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.millisecond cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type int of variable p.totalWeight does not match with type int of variable that.millisecond
    • Make classes org.jfree.chart.plot.CombinedDomainXYPlot and org.jfree.data.time.Millisecond extend a common superclass
    Expression p.totalWeight cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.millisecond cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6
    if (this.millisecond != that.millisecond)
    11
    return false;
    7
    return false;
                                                                      
    8
    if (this.second != that.second)
                                    
    9
    return false;
    Preondition Violations
    Unmatched return false;
    9
    return false;
                                                                        
    10
    if (this.minute != that.minute)
                                      
    11
    return false;
    Preondition Violations
    Unmatched return false;
    11
    return false;
    12
    if (this.gap != p.gap)
    12
    if (this.gap != p.gap)
    12
    if (this.hour != that.hour)
    Differences
    Expression1Expression2Difference
    gaphourVARIABLE_NAME_MISMATCH
    doublebyteVARIABLE_TYPE_MISMATCH
    pthatVARIABLE_NAME_MISMATCH
    org.jfree.chart.plot.CombinedDomainXYPlotorg.jfree.data.time.MillisecondVARIABLE_TYPE_MISMATCH
    gaphourVARIABLE_NAME_MISMATCH
    doublebyteVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type double of variable this.gap does not match with type byte of variable this.hour
    Expression p.gap cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.hour cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type double of variable p.gap does not match with type byte of variable that.hour
    • Make classes org.jfree.chart.plot.CombinedDomainXYPlot and org.jfree.data.time.Millisecond extend a common superclass
    Expression p.gap cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.hour cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type double of variable p.gap does not match with type byte of variable that.hour
    12
    if (this.hour != that.hour)
    13
    return false;
    13
    return false;
    Precondition Violations (19)
    Row Violation
    1Unmatched return true;
    2Type org.jfree.chart.plot.CombinedDomainXYPlot does not match with type org.jfree.data.time.Millisecond
    3Expression this.day.equals(that.day) 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
    5Expression p.totalWeight cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression that.millisecond cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Type int of variable p.totalWeight does not match with type int of variable that.millisecond
    8Expression p.totalWeight cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Expression that.millisecond cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10Unmatched return false;
    11Unmatched return false;
    12Type double of variable this.gap does not match with type byte of variable this.hour
    13Expression p.gap cannot be parameterized, because it has dependencies to/from statements that will be extracted
    14Expression that.hour cannot be parameterized, because it has dependencies to/from statements that will be extracted
    15Type double of variable p.gap does not match with type byte of variable that.hour
    16Expression p.gap cannot be parameterized, because it has dependencies to/from statements that will be extracted
    17Expression that.hour cannot be parameterized, because it has dependencies to/from statements that will be extracted
    18Type double of variable p.gap does not match with type byte of variable that.hour
    19Not all possible execution flows end in a return statement