if (obj == this) { return true; } if (!(obj instanceof DateTickUnit)) { return false; } if (!super.equals(obj)) { return false; } DateTickUnit that = (DateTickUnit) obj; if (this.unit != that.unit) { return false; } if (this.count != that.count) { return false; } if (!ObjectUtilities.equal(this.formatter, that.formatter)) { return false; } return true;
if (obj == this) { return true; } if (!(obj instanceof CombinedRangeXYPlot)) { return false; } if (!super.equals(obj)) { return false; } CombinedRangeXYPlot that = (CombinedRangeXYPlot) obj; if (!ObjectUtilities.equal(this.subplots, that.subplots)) { return false; } if (this.totalWeight != that.totalWeight) { return false; } if (this.gap != that.gap) { return false; } return true;
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/axis/DateTickUnit.java File path: /jfreechart-1.0.10/src/org/jfree/chart/plot/CombinedRangeXYPlot.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 DateTickUnit)) {
4
        if (!(obj instanceof CombinedRangeXYPlot)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        if (!super.equals(obj)) {
7
        if (!super.equals(obj)) {
8
            return false;
8
            return false;
9
        }
9
        }
10
        DateTickUnit that = (DateTickUnit) obj;
10
        
11
        if (this.unit != that.unit
11
CombinedRangeXYPlot that = (CombinedRangeXYPlot) obj;
12
) {
12
        if (!ObjectUtilities.equal(this.subplots, that.subplots)) {
13
            return false;
13
            return false;
14
        }
14
        }
15
        if (this.count != that.count) {
15
        if (this.totalWeight != that.totalWeight) {
16
            return false;
16
            return false;
17
        }
17
        }
18
        if (!ObjectUtilities.equal(this.formatter, that.formatter)) {
18
        if (this.gap != that.gap) {
19
            return false;
19
            return false;
20
        }
20
        }
21
        return true;
21
        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)2.9
Clones locationClones are in different classes
Number of node comparisons70
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements13
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)4.2
    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 DateTickUnit))
    3
    if (!(obj instanceof DateTickUnit))
    3
    if (!(obj instanceof CombinedRangeXYPlot))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.DateTickUnitorg.jfree.chart.plot.CombinedRangeXYPlotVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.DateTickUnit does not match with type org.jfree.chart.plot.CombinedRangeXYPlot
    • Make classes org.jfree.chart.axis.DateTickUnit and org.jfree.chart.plot.CombinedRangeXYPlot extend a common superclass
    3
    if (!(obj instanceof CombinedRangeXYPlot))
    4
    return false;
    4
    return false;
    5
    if (!super.equals(obj))
    5
    if (!super.equals(obj))
    5
    if (!super.equals(obj))
    Preondition Violations
    Super method call if(!super.equals(obj)) cannot be extracted from method
    Super method call if(!super.equals(obj)) cannot be extracted from method
    5
    if (!super.equals(obj))
    6
    return false;
    6
    return false;
                                                                                                              
    7
    CombinedRangeXYPlot that = (CombinedRangeXYPlot)obj;
    7
    DateTickUnit that = (DateTickUnit)obj;
                                                                                  
    8
    if (this.unit != that.unit)
    8
    if (this.unit != that.unit)
    10
    if (this.totalWeight != that.totalWeight)
    Differences
    Expression1Expression2Difference
    unittotalWeightVARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.DateTickUnitorg.jfree.chart.plot.CombinedRangeXYPlotVARIABLE_TYPE_MISMATCH
    unittotalWeightVARIABLE_NAME_MISMATCH
    Preondition Violations
    Type int of variable that.unit does not match with type int of variable that.totalWeight
    • Make classes org.jfree.chart.axis.DateTickUnit and org.jfree.chart.plot.CombinedRangeXYPlot extend a common superclass
    Expression that.unit cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.totalWeight cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10
    if (this.totalWeight != that.totalWeight)
    9
    return false;
    11
    return false;
    10
    if (this.count != that.count)
    10
    if (this.count != that.count)
    12
    if (this.gap != that.gap)
    Differences
    Expression1Expression2Difference
    countgapVARIABLE_NAME_MISMATCH
    intdoubleVARIABLE_TYPE_MISMATCH
    org.jfree.chart.axis.DateTickUnitorg.jfree.chart.plot.CombinedRangeXYPlotVARIABLE_TYPE_MISMATCH
    countgapVARIABLE_NAME_MISMATCH
    intdoubleVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type int of variable this.count does not match with type double of variable this.gap
    Type int of variable that.count does not match with type double of variable that.gap
    • Make classes org.jfree.chart.axis.DateTickUnit and org.jfree.chart.plot.CombinedRangeXYPlot extend a common superclass
    Expression that.count cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.gap cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type int of variable that.count does not match with type double of variable that.gap
    12
    if (this.gap != that.gap)
    11
    return false;
    13
    return false;
    12
    if (!ObjectUtilities.equal(this.formatter, that.formatter))
    12
    if (!ObjectUtilities.equal(this.formatter, that.formatter))
    8
    if (!ObjectUtilities.equal(this.subplots, that.subplots))
    Differences
    Expression1Expression2Difference
    formattersubplotsVARIABLE_NAME_MISMATCH
    java.text.DateFormatjava.util.ListVARIABLE_TYPE_MISMATCH
    org.jfree.chart.axis.DateTickUnitorg.jfree.chart.plot.CombinedRangeXYPlotVARIABLE_TYPE_MISMATCH
    formattersubplotsVARIABLE_NAME_MISMATCH
    java.text.DateFormatjava.util.ListVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.text.DateFormat of variable this.formatter does not match with type java.util.List of variable this.subplots
    • Make classes java.text.DateFormat and java.util.List extend a common superclass
    Type java.text.DateFormat of variable that.formatter does not match with type java.util.List of variable that.subplots
    • Make classes org.jfree.chart.axis.DateTickUnit and org.jfree.chart.plot.CombinedRangeXYPlot extend a common superclass
    Expression that.formatter cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.subplots cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type java.text.DateFormat of variable that.formatter does not match with type java.util.List of variable that.subplots
    • Make classes java.text.DateFormat and java.util.List extend a common superclass
    8
    if (!ObjectUtilities.equal(this.subplots, that.subplots))
    13
    return false;
    9
    return false;
    14
    return true;
    14
    return true;
    Precondition Violations (17)
    Row Violation
    1Type org.jfree.chart.axis.DateTickUnit does not match with type org.jfree.chart.plot.CombinedRangeXYPlot
    2Super method call if(!super.equals(obj)) cannot be extracted from method
    3Super method call if(!super.equals(obj)) cannot be extracted from method
    4Type int of variable that.unit does not match with type int of variable that.totalWeight
    5Expression that.unit cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression that.totalWeight cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Type int of variable this.count does not match with type double of variable this.gap
    8Type int of variable that.count does not match with type double of variable that.gap
    9Expression that.count cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10Expression that.gap cannot be parameterized, because it has dependencies to/from statements that will be extracted
    11Type int of variable that.count does not match with type double of variable that.gap
    12Type java.text.DateFormat of variable this.formatter does not match with type java.util.List of variable this.subplots
    13Type java.text.DateFormat of variable that.formatter does not match with type java.util.List of variable that.subplots
    14Expression that.formatter cannot be parameterized, because it has dependencies to/from statements that will be extracted
    15Expression that.subplots cannot be parameterized, because it has dependencies to/from statements that will be extracted
    16Type java.text.DateFormat of variable that.formatter does not match with type java.util.List of variable that.subplots
    17The refactoring of the clones is infeasible, because classes org.jfree.chart.axis.DateTickUnit and org.jfree.chart.plot.CombinedRangeXYPlot do not have a common superclass