if (obj == this) { return true; } if (!(obj instanceof ModuloAxis)) { return false; } ModuloAxis that = (ModuloAxis) obj; if (this.displayStart != that.displayStart) { return false; } if (this.displayEnd != that.displayEnd) { return false; } if (!this.fixedRange.equals(that.fixedRange)) { return false; } return super.equals(obj);
if (obj == this) { return true; } if (!(obj instanceof TimeSeriesCollection)) { return false; } TimeSeriesCollection that = (TimeSeriesCollection) obj; if (this.xPosition != that.xPosition) { return false; } if (this.domainIsPointsInTime != that.domainIsPointsInTime) { return false; } if (!ObjectUtilities.equal(this.data, that.data)) { return false; } return true;
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/axis/ModuloAxis.java File path: /jfreechart-1.0.10/src/org/jfree/data/time/TimeSeriesCollection.java
Method name: boolean equals(Object) Method name: boolean equals(Object)
Number of AST nodes: 12 Number of AST nodes: 12
1
if (obj == this) {
1
if (obj == this) {
2
            return true;
2
            return true;
3
        }
3
        }
4
        if (!(obj instanceof ModuloAxis)) {
4
        if (!(obj instanceof TimeSeriesCollection)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        ModuloAxis that = (ModuloAxis) obj;
7
        TimeSeriesCollection that = (TimeSeriesCollection) obj;
8
        if (this.displayStart != that.displayStart) {
8
        if (this.xPosition != that.xPosition) {
9
            return false;
9
            return false;
10
        }
10
        }
11
        if (this.displayEnd != that.displayEnd) {
11
        if (this.domainIsPointsInTime != that.domainIsPointsInTime) {
12
            return false;
12
            return false;
13
        }
13
        }
14
        if (!this.fixedRange.equals(that.fixedRange)) {
14
        if (!ObjectUtilities.equal(this.data, that.data)) {
15
            return false;
15
            return false;
16
        }
16
        }
17
        return super.equals(obj);
17
        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)2.7
Clones locationClones are in different classes
Number of node comparisons50
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements11
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)7.2
    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 (!(obj instanceof ModuloAxis))
    3
    if (!(obj instanceof ModuloAxis))
    3
    if (!(obj instanceof TimeSeriesCollection))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.ModuloAxisorg.jfree.data.time.TimeSeriesCollectionVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.ModuloAxis does not match with type org.jfree.data.time.TimeSeriesCollection
    • Make classes org.jfree.chart.axis.ModuloAxis and org.jfree.data.time.TimeSeriesCollection extend a common superclass
    3
    if (!(obj instanceof TimeSeriesCollection))
    4
    return false;
    4
    return false;
                                                                                                                  
    5
    TimeSeriesCollection that = (TimeSeriesCollection)obj;
    5
    ModuloAxis that = (ModuloAxis)obj;
                                                                          
    6
    if (this.displayStart != that.displayStart)
    6
    if (this.displayStart != that.displayStart)
    6
    if (this.xPosition != that.xPosition)
    Differences
    Expression1Expression2Difference
    displayStartxPositionVARIABLE_NAME_MISMATCH
    doubleorg.jfree.data.time.TimePeriodAnchorVARIABLE_TYPE_MISMATCH
    org.jfree.chart.axis.ModuloAxisorg.jfree.data.time.TimeSeriesCollectionVARIABLE_TYPE_MISMATCH
    displayStartxPositionVARIABLE_NAME_MISMATCH
    doubleorg.jfree.data.time.TimePeriodAnchorVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type double of variable this.displayStart does not match with type org.jfree.data.time.TimePeriodAnchor of variable this.xPosition
    Type double of variable that.displayStart does not match with type org.jfree.data.time.TimePeriodAnchor of variable that.xPosition
    • Make classes org.jfree.chart.axis.ModuloAxis and org.jfree.data.time.TimeSeriesCollection extend a common superclass
    Expression that.displayStart cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.xPosition cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type double of variable that.displayStart does not match with type org.jfree.data.time.TimePeriodAnchor of variable that.xPosition
    6
    if (this.xPosition != that.xPosition)
    7
    return false;
    7
    return false;
    8
    if (this.displayEnd != that.displayEnd)
    8
    if (this.displayEnd != that.displayEnd)
    8
    if (this.domainIsPointsInTime != that.domainIsPointsInTime)
    Differences
    Expression1Expression2Difference
    displayEnddomainIsPointsInTimeVARIABLE_NAME_MISMATCH
    doublebooleanVARIABLE_TYPE_MISMATCH
    org.jfree.chart.axis.ModuloAxisorg.jfree.data.time.TimeSeriesCollectionVARIABLE_TYPE_MISMATCH
    displayEnddomainIsPointsInTimeVARIABLE_NAME_MISMATCH
    doublebooleanVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type double of variable this.displayEnd does not match with type boolean of variable this.domainIsPointsInTime
    Type double of variable that.displayEnd does not match with type boolean of variable that.domainIsPointsInTime
    • Make classes org.jfree.chart.axis.ModuloAxis and org.jfree.data.time.TimeSeriesCollection extend a common superclass
    Expression that.displayEnd cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.domainIsPointsInTime cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type double of variable that.displayEnd does not match with type boolean of variable that.domainIsPointsInTime
    8
    if (this.domainIsPointsInTime != that.domainIsPointsInTime)
    9
    return false;
    9
    return false;
    10
    if (!this.fixedRange.equals(that.fixedRange))
    10
    if (!this.fixedRange.equals(that.fixedRange))
    10
    if (!ObjectUtilities.equal(this.data, that.data))
    Differences
    Expression1Expression2Difference
    this.fixedRange.equals(that.fixedRange)ObjectUtilities.equal(this.data,that.data)TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression this.fixedRange.equals(that.fixedRange) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression ObjectUtilities.equal(this.data,that.data) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10
    if (!ObjectUtilities.equal(this.data, that.data))
    11
    return false;
    11
    return false;
    12
    return super.equals(obj);
    12
    return super.equals(obj);
    12
    return true;
    Differences
    Expression1Expression2Difference
    super.equals(obj)trueTYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Super method call return super.equals(obj); cannot be extracted from method
    12
    return true;
    Precondition Violations (15)
    Row Violation
    1Type org.jfree.chart.axis.ModuloAxis does not match with type org.jfree.data.time.TimeSeriesCollection
    2Type double of variable this.displayStart does not match with type org.jfree.data.time.TimePeriodAnchor of variable this.xPosition
    3Type double of variable that.displayStart does not match with type org.jfree.data.time.TimePeriodAnchor of variable that.xPosition
    4Expression that.displayStart cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression that.xPosition cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Type double of variable that.displayStart does not match with type org.jfree.data.time.TimePeriodAnchor of variable that.xPosition
    7Type double of variable this.displayEnd does not match with type boolean of variable this.domainIsPointsInTime
    8Type double of variable that.displayEnd does not match with type boolean of variable that.domainIsPointsInTime
    9Expression that.displayEnd cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10Expression that.domainIsPointsInTime cannot be parameterized, because it has dependencies to/from statements that will be extracted
    11Type double of variable that.displayEnd does not match with type boolean of variable that.domainIsPointsInTime
    12Expression this.fixedRange.equals(that.fixedRange) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    13Expression ObjectUtilities.equal(this.data,that.data) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    14Super method call return super.equals(obj); cannot be extracted from method
    15The refactoring of the clones is infeasible, because classes org.jfree.chart.axis.ModuloAxis and org.jfree.data.time.TimeSeriesCollection do not have a common superclass