if (obj == this) { return true; } if (!(obj instanceof PieSectionEntity)) { return false; } PieSectionEntity that = (PieSectionEntity) obj; if (!ObjectUtilities.equal(this.dataset, that.dataset)) { return false; } if (this.pieIndex != that.pieIndex) { return false; } if (this.sectionIndex != that.sectionIndex) { return false; } if (!ObjectUtilities.equal(this.sectionKey, that.sectionKey)) { return false; } return super.equals(obj);
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/entity/PieSectionEntity.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: 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 PieSectionEntity)) {
4
        if (!(obj instanceof Millisecond)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        PieSectionEntity that = (PieSectionEntity) obj;
7
        
8
        if (!ObjectUtilities.equal(this.dataset, that.dataset)
8
Millisecond that = (Millisecond) obj;
9
        if (this.millisecond != that.millisecond) {
10
            return false;
11
        }
9
) {
12
        if (this.second != that.second) {
10
            return false;
13
            return false;
11
        }
14
        }
12
        if (this.pieIndex != that.pieIndex) {
15
        if (this.minute != that.minute) {
13
            return false;
16
            return false;
14
        }
17
        }
15
        if (this.sectionIndex != that.sectionIndex) {
18
        if (this.hour != that.hour) {
16
            return false;
19
            return false;
17
        }
20
        }
18
        if (!ObjectUtilities.equal(this.sectionKey, that.sectionKey)) {
21
        if (!this.day.equals(that.day)) {
19
            return false;
22
            return false;
20
        }
23
        }
21
        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)2.8
Clones locationClones are in different classes
Number of node comparisons76
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements10
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment5
    Time elapsed for statement mapping (ms)8.6
    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 PieSectionEntity))
    3
    if (!(obj instanceof PieSectionEntity))
    3
    if (!(obj instanceof Millisecond))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.entity.PieSectionEntityorg.jfree.data.time.MillisecondVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.entity.PieSectionEntity does not match with type org.jfree.data.time.Millisecond
    • Make classes org.jfree.chart.entity.PieSectionEntity and org.jfree.data.time.Millisecond extend a common superclass
    3
    if (!(obj instanceof Millisecond))
    4
    return false;
    4
    return false;
                                                                              
    5
    Millisecond that = (Millisecond)obj;
    5
    PieSectionEntity that = (PieSectionEntity)obj;
                                                                                                  
    6
    if (!ObjectUtilities.equal(this.dataset, that.dataset))
    6
    if (!ObjectUtilities.equal(this.dataset, that.dataset))
    14
    if (!this.day.equals(that.day))
    Differences
    Expression1Expression2Difference
    ObjectUtilities.equal(this.dataset,that.dataset)this.day.equals(that.day)TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression ObjectUtilities.equal(this.dataset,that.dataset) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression this.day.equals(that.day) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    14
    if (!this.day.equals(that.day))
    7
    return false;
    15
    return false;
    8
    if (this.pieIndex != that.pieIndex)
    8
    if (this.pieIndex != that.pieIndex)
    6
    if (this.millisecond != that.millisecond)
    Differences
    Expression1Expression2Difference
    pieIndexmillisecondVARIABLE_NAME_MISMATCH
    org.jfree.chart.entity.PieSectionEntityorg.jfree.data.time.MillisecondVARIABLE_TYPE_MISMATCH
    pieIndexmillisecondVARIABLE_NAME_MISMATCH
    Preondition Violations
    Type int of variable that.pieIndex does not match with type int of variable that.millisecond
    • Make classes org.jfree.chart.entity.PieSectionEntity and org.jfree.data.time.Millisecond extend a common superclass
    Expression that.pieIndex 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)
    9
    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.sectionIndex != that.sectionIndex)
    10
    if (this.sectionIndex != that.sectionIndex)
    10
    if (this.minute != that.minute)
    Differences
    Expression1Expression2Difference
    sectionIndexminuteVARIABLE_NAME_MISMATCH
    intbyteVARIABLE_TYPE_MISMATCH
    org.jfree.chart.entity.PieSectionEntityorg.jfree.data.time.MillisecondVARIABLE_TYPE_MISMATCH
    sectionIndexminuteVARIABLE_NAME_MISMATCH
    intbyteVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type int of variable this.sectionIndex does not match with type byte of variable this.minute
    Type int of variable that.sectionIndex does not match with type byte of variable that.minute
    • Make classes org.jfree.chart.entity.PieSectionEntity and org.jfree.data.time.Millisecond extend a common superclass
    Expression that.sectionIndex cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.minute cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type int of variable that.sectionIndex does not match with type byte of variable that.minute
    10
    if (this.minute != that.minute)
    11
    return false;
    11
    return false;
                                                                
    12
    if (this.hour != that.hour)
                                      
    13
    return false;
    Preondition Violations
    Unmatched return false;
    13
    return false;
    Precondition Violations (15)
    Row Violation
    1Type org.jfree.chart.entity.PieSectionEntity does not match with type org.jfree.data.time.Millisecond
    2Expression ObjectUtilities.equal(this.dataset,that.dataset) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression this.day.equals(that.day) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Type int of variable that.pieIndex does not match with type int of variable that.millisecond
    5Expression that.pieIndex 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
    7Unmatched return false;
    8Type int of variable this.sectionIndex does not match with type byte of variable this.minute
    9Type int of variable that.sectionIndex does not match with type byte of variable that.minute
    10Expression that.sectionIndex cannot be parameterized, because it has dependencies to/from statements that will be extracted
    11Expression that.minute cannot be parameterized, because it has dependencies to/from statements that will be extracted
    12Type int of variable that.sectionIndex does not match with type byte of variable that.minute
    13Unmatched return false;
    14Not all possible execution flows end in a return statement
    15The refactoring of the clones is infeasible, because classes org.jfree.chart.entity.PieSectionEntity and org.jfree.data.time.Millisecond do not have a common superclass