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 DefaultTableXYDataset)) { return false; } DefaultTableXYDataset that = (DefaultTableXYDataset) obj; if (this.autoPrune != that.autoPrune) { return false; } if (this.propagateEvents != that.propagateEvents) { return false; } if (!this.intervalDelegate.equals(that.intervalDelegate)) { 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/DateTickUnit.java File path: /jfreechart-1.0.10/src/org/jfree/data/xy/DefaultTableXYDataset.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 DefaultTableXYDataset)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        if (!super.equals(obj)) {
7
        
8
            return false;
9
        }
10
        DateTickUnit that = (DateTickUnit) obj;
11
        if (this.unit != that.unit
8
DefaultTableXYDataset that = (DefaultTableXYDataset) obj;
9
        if (this.autoPrune != that.autoPrune) {
10
            return false;
11
        }
12
) {
12
        if (this.propagateEvents != that.propagateEvents) {
13
            return false;
13
            return false;
14
        }
14
        }
15
        if (this.count != that.count) {
15
        if (!this.intervalDelegate.equals(that.intervalDelegate)) {
16
            return false;
16
            return false;
17
        }
17
        }
18
        if (!ObjectUtilities.equal(this.formatter, that.formatter)) {
18
        if (!ObjectUtilities.equal(this.data, that.data)) {
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)3.2
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)10.5
    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 DefaultTableXYDataset))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.DateTickUnitorg.jfree.data.xy.DefaultTableXYDatasetVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.DateTickUnit does not match with type org.jfree.data.xy.DefaultTableXYDataset
    • Make classes org.jfree.chart.axis.DateTickUnit and org.jfree.data.xy.DefaultTableXYDataset extend a common superclass
    3
    if (!(obj instanceof DefaultTableXYDataset))
    4
    return false;
    4
    return false;
                                                                                                                      
    5
    DefaultTableXYDataset that = (DefaultTableXYDataset)obj;
    5
    if (!super.equals(obj))
    5
    if (!super.equals(obj))
    10
    if (!this.intervalDelegate.equals(that.intervalDelegate))
    Differences
    Expression1Expression2Difference
    super.equals(obj)this.intervalDelegate.equals(that.intervalDelegate)TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression this.intervalDelegate.equals(that.intervalDelegate) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Super method call if(!super.equals(obj)) cannot be extracted from method
    10
    if (!this.intervalDelegate.equals(that.intervalDelegate))
    6
    return false;
    11
    return false;
    7
    DateTickUnit that = (DateTickUnit)obj;
                                                                                  
    8
    if (this.unit != that.unit)
    8
    if (this.unit != that.unit)
    8
    if (this.propagateEvents != that.propagateEvents)
    Differences
    Expression1Expression2Difference
    unitpropagateEventsVARIABLE_NAME_MISMATCH
    intbooleanVARIABLE_TYPE_MISMATCH
    org.jfree.chart.axis.DateTickUnitorg.jfree.data.xy.DefaultTableXYDatasetVARIABLE_TYPE_MISMATCH
    unitpropagateEventsVARIABLE_NAME_MISMATCH
    intbooleanVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type int of variable this.unit does not match with type boolean of variable this.propagateEvents
    Type int of variable that.unit does not match with type boolean of variable that.propagateEvents
    • Make classes org.jfree.chart.axis.DateTickUnit and org.jfree.data.xy.DefaultTableXYDataset extend a common superclass
    Expression that.unit cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.propagateEvents cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type int of variable that.unit does not match with type boolean of variable that.propagateEvents
    8
    if (this.propagateEvents != that.propagateEvents)
    9
    return false;
    9
    return false;
    10
    if (this.count != that.count)
    10
    if (this.count != that.count)
    6
    if (this.autoPrune != that.autoPrune)
    Differences
    Expression1Expression2Difference
    countautoPruneVARIABLE_NAME_MISMATCH
    intbooleanVARIABLE_TYPE_MISMATCH
    org.jfree.chart.axis.DateTickUnitorg.jfree.data.xy.DefaultTableXYDatasetVARIABLE_TYPE_MISMATCH
    countautoPruneVARIABLE_NAME_MISMATCH
    intbooleanVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type int of variable this.count does not match with type boolean of variable this.autoPrune
    Type int of variable that.count does not match with type boolean of variable that.autoPrune
    • Make classes org.jfree.chart.axis.DateTickUnit and org.jfree.data.xy.DefaultTableXYDataset extend a common superclass
    Expression that.count cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.autoPrune 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 boolean of variable that.autoPrune
    6
    if (this.autoPrune != that.autoPrune)
    11
    return false;
    7
    return false;
    12
    if (!ObjectUtilities.equal(this.formatter, that.formatter))
    12
    if (!ObjectUtilities.equal(this.formatter, that.formatter))
    12
    if (!ObjectUtilities.equal(this.data, that.data))
    Differences
    Expression1Expression2Difference
    formatterdataVARIABLE_NAME_MISMATCH
    java.text.DateFormatjava.util.ListVARIABLE_TYPE_MISMATCH
    org.jfree.chart.axis.DateTickUnitorg.jfree.data.xy.DefaultTableXYDatasetVARIABLE_TYPE_MISMATCH
    formatterdataVARIABLE_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.data
    • 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.data
    • Make classes org.jfree.chart.axis.DateTickUnit and org.jfree.data.xy.DefaultTableXYDataset extend a common superclass
    Expression that.formatter cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.data 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.data
    • Make classes java.text.DateFormat and java.util.List extend a common superclass
    12
    if (!ObjectUtilities.equal(this.data, that.data))
    13
    return false;
    13
    return false;
    14
    return true;
    14
    return true;
    Precondition Violations (19)
    Row Violation
    1Type org.jfree.chart.axis.DateTickUnit does not match with type org.jfree.data.xy.DefaultTableXYDataset
    2Expression this.intervalDelegate.equals(that.intervalDelegate) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Super method call if(!super.equals(obj)) cannot be extracted from method
    4Type int of variable this.unit does not match with type boolean of variable this.propagateEvents
    5Type int of variable that.unit does not match with type boolean of variable that.propagateEvents
    6Expression that.unit cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Expression that.propagateEvents cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Type int of variable that.unit does not match with type boolean of variable that.propagateEvents
    9Type int of variable this.count does not match with type boolean of variable this.autoPrune
    10Type int of variable that.count does not match with type boolean of variable that.autoPrune
    11Expression that.count cannot be parameterized, because it has dependencies to/from statements that will be extracted
    12Expression that.autoPrune cannot be parameterized, because it has dependencies to/from statements that will be extracted
    13Type int of variable that.count does not match with type boolean of variable that.autoPrune
    14Type java.text.DateFormat of variable this.formatter does not match with type java.util.List of variable this.data
    15Type java.text.DateFormat of variable that.formatter does not match with type java.util.List of variable that.data
    16Expression that.formatter cannot be parameterized, because it has dependencies to/from statements that will be extracted
    17Expression that.data cannot be parameterized, because it has dependencies to/from statements that will be extracted
    18Type java.text.DateFormat of variable that.formatter does not match with type java.util.List of variable that.data
    19The refactoring of the clones is infeasible, because classes org.jfree.chart.axis.DateTickUnit and org.jfree.data.xy.DefaultTableXYDataset do not have a common superclass