if (obj == this) { return true; } if (!(obj instanceof PiePlot3D)) { return false; } PiePlot3D that = (PiePlot3D) obj; if (this.depthFactor != that.depthFactor) { return false; } if (this.darkerSides != that.darkerSides) { return false; } return super.equals(obj);
if (obj == this) { return true; } if (!(obj instanceof Minute)) { return false; } Minute that = (Minute) obj; if (this.minute != that.minute) { return false; } if (this.hour != that.hour) { return false; } return true;
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/plot/PiePlot3D.java File path: /jfreechart-1.0.10/src/org/jfree/data/time/Minute.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 PiePlot3D)) {
4
        if (!(obj instanceof Minute)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        PiePlot3D that = (PiePlot3D) obj;
7
        Minute that = (Minute) obj;
8
        if (this.depthFactor != that.depthFactor) {
8
        if (this.minute != that.minute) {
9
            return false;
9
            return false;
10
        }
10
        }
11
        if (this.darkerSides != that.darkerSides) {
11
        if (this.hour != that.hour) {
12
            return false;
12
            return false;
13
        }
13
        }
14
        return super.equals(obj);
14
        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)1.8
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)2.7
    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 PiePlot3D))
    3
    if (!(obj instanceof PiePlot3D))
    3
    if (!(obj instanceof Minute))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.plot.PiePlot3Dorg.jfree.data.time.MinuteVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.plot.PiePlot3D does not match with type org.jfree.data.time.Minute
    • Make classes org.jfree.chart.plot.PiePlot3D and org.jfree.data.time.Minute extend a common superclass
    3
    if (!(obj instanceof Minute))
    4
    return false;
    4
    return false;
                                                          
    5
    Minute that = (Minute)obj;
    5
    PiePlot3D that = (PiePlot3D)obj;
                                                                      
    6
    if (this.depthFactor != that.depthFactor)
    6
    if (this.depthFactor != that.depthFactor)
    6
    if (this.minute != that.minute)
    Differences
    Expression1Expression2Difference
    depthFactorminuteVARIABLE_NAME_MISMATCH
    doublebyteVARIABLE_TYPE_MISMATCH
    org.jfree.chart.plot.PiePlot3Dorg.jfree.data.time.MinuteVARIABLE_TYPE_MISMATCH
    depthFactorminuteVARIABLE_NAME_MISMATCH
    doublebyteVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type double of variable this.depthFactor does not match with type byte of variable this.minute
    Type double of variable that.depthFactor does not match with type byte of variable that.minute
    • Make classes org.jfree.chart.plot.PiePlot3D and org.jfree.data.time.Minute extend a common superclass
    Expression that.depthFactor 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 double of variable that.depthFactor does not match with type byte of variable that.minute
    6
    if (this.minute != that.minute)
    7
    return false;
    7
    return false;
    8
    if (this.darkerSides != that.darkerSides)
    8
    if (this.darkerSides != that.darkerSides)
    8
    if (this.hour != that.hour)
    Differences
    Expression1Expression2Difference
    darkerSideshourVARIABLE_NAME_MISMATCH
    booleanbyteVARIABLE_TYPE_MISMATCH
    org.jfree.chart.plot.PiePlot3Dorg.jfree.data.time.MinuteVARIABLE_TYPE_MISMATCH
    darkerSideshourVARIABLE_NAME_MISMATCH
    booleanbyteVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type boolean of variable this.darkerSides does not match with type byte of variable this.hour
    Type boolean of variable that.darkerSides does not match with type byte of variable that.hour
    • Make classes org.jfree.chart.plot.PiePlot3D and org.jfree.data.time.Minute extend a common superclass
    Expression that.darkerSides 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 boolean of variable that.darkerSides does not match with type byte of variable that.hour
    8
    if (this.hour != that.hour)
    9
    return false;
    9
    return false;
    10
    return super.equals(obj);
    10
    return super.equals(obj);
    10
    return true;
    Differences
    Expression1Expression2Difference
    super.equals(obj)trueTYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Super method call return super.equals(obj); cannot be extracted from method
    10
    return true;
    Precondition Violations (13)
    Row Violation
    1Type org.jfree.chart.plot.PiePlot3D does not match with type org.jfree.data.time.Minute
    2Type double of variable this.depthFactor does not match with type byte of variable this.minute
    3Type double of variable that.depthFactor does not match with type byte of variable that.minute
    4Expression that.depthFactor cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression that.minute cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Type double of variable that.depthFactor does not match with type byte of variable that.minute
    7Type boolean of variable this.darkerSides does not match with type byte of variable this.hour
    8Type boolean of variable that.darkerSides does not match with type byte of variable that.hour
    9Expression that.darkerSides cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10Expression that.hour cannot be parameterized, because it has dependencies to/from statements that will be extracted
    11Type boolean of variable that.darkerSides does not match with type byte of variable that.hour
    12Super method call return super.equals(obj); cannot be extracted from method
    13The refactoring of the clones is infeasible, because classes org.jfree.chart.plot.PiePlot3D and org.jfree.data.time.Minute do not have a common superclass