if (obj == this) { return true; } if (!(obj instanceof TickUnit)) { return false; } TickUnit that = (TickUnit) obj; if (this.size != that.size) { return false; } if (this.minorTickCount != that.minorTickCount) { return false; } return true;
if (obj == this) { return true; } if (!(obj instanceof DialPointer)) { return false; } DialPointer that = (DialPointer) obj; if (this.datasetIndex != that.datasetIndex) { return false; } if (this.radius != that.radius) { return false; } return super.equals(obj);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/axis/TickUnit.java File path: /jfreechart-1.0.10/src/org/jfree/chart/plot/dial/DialPointer.java
Method name: boolean equals(Object) Method name: boolean equals(Object)
Number of AST nodes: 10 Number of AST nodes: 10
1
if (obj == this) {
1
if (obj == this) {
2
            return true;
2
            return true;
3
        }
3
        }
4
        if (!(obj instanceof TickUnit)) {
4
        if (!(obj instanceof DialPointer)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        TickUnit that = (TickUnit) obj;
7
        DialPointer that = (DialPointer) obj;
8
        if (this.size != that.size) {
8
        if (this.datasetIndex != that.datasetIndex) {
9
            return false;
9
            return false;
10
        }
10
        }
11
        if (this.minorTickCount != that.minorTickCount) {
11
        if (this.radius != that.radius) {
12
            return false;
12
            return false;
13
        }
13
        }
14
        return true;
14
        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)1.1
Clones locationClones are in different classes
Number of node comparisons35
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements9
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)2.3
    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 TickUnit))
    3
    if (!(obj instanceof TickUnit))
    3
    if (!(obj instanceof DialPointer))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.TickUnitorg.jfree.chart.plot.dial.DialPointerVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.TickUnit does not match with type org.jfree.chart.plot.dial.DialPointer
    • Make classes org.jfree.chart.axis.TickUnit and org.jfree.chart.plot.dial.DialPointer extend a common superclass
    3
    if (!(obj instanceof DialPointer))
    4
    return false;
    4
    return false;
                                                                              
    5
    DialPointer that = (DialPointer)obj;
    5
    TickUnit that = (TickUnit)obj;
                                                                  
    6
    if (this.size != that.size)
    6
    if (this.size != that.size)
    8
    if (this.radius != that.radius)
    Differences
    Expression1Expression2Difference
    sizeradiusVARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.TickUnitorg.jfree.chart.plot.dial.DialPointerVARIABLE_TYPE_MISMATCH
    sizeradiusVARIABLE_NAME_MISMATCH
    Preondition Violations
    Type double of variable that.size does not match with type double of variable that.radius
    • Make classes org.jfree.chart.axis.TickUnit and org.jfree.chart.plot.dial.DialPointer extend a common superclass
    Expression that.size cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.radius cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8
    if (this.radius != that.radius)
    7
    return false;
    9
    return false;
    8
    if (this.minorTickCount != that.minorTickCount)
    8
    if (this.minorTickCount != that.minorTickCount)
    6
    if (this.datasetIndex != that.datasetIndex)
    Differences
    Expression1Expression2Difference
    minorTickCountdatasetIndexVARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.TickUnitorg.jfree.chart.plot.dial.DialPointerVARIABLE_TYPE_MISMATCH
    minorTickCountdatasetIndexVARIABLE_NAME_MISMATCH
    Preondition Violations
    Type int of variable that.minorTickCount does not match with type int of variable that.datasetIndex
    • Make classes org.jfree.chart.axis.TickUnit and org.jfree.chart.plot.dial.DialPointer extend a common superclass
    Expression that.minorTickCount cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.datasetIndex cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6
    if (this.datasetIndex != that.datasetIndex)
    9
    return false;
    7
    return false;
    10
    return true;
    10
    return true;
    10
    return super.equals(obj);
    Differences
    Expression1Expression2Difference
    truesuper.equals(obj)TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Super method call return super.equals(obj); cannot be extracted from method
    10
    return super.equals(obj);
    Precondition Violations (9)
    Row Violation
    1Type org.jfree.chart.axis.TickUnit does not match with type org.jfree.chart.plot.dial.DialPointer
    2Type double of variable that.size does not match with type double of variable that.radius
    3Expression that.size cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression that.radius cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Type int of variable that.minorTickCount does not match with type int of variable that.datasetIndex
    6Expression that.minorTickCount cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Expression that.datasetIndex cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Super method call return super.equals(obj); cannot be extracted from method
    9The refactoring of the clones is infeasible, because classes org.jfree.chart.axis.TickUnit and org.jfree.chart.plot.dial.DialPointer do not have a common superclass