if (obj == this) { return true; } if (!(obj instanceof LegendItemCollection)) { return false; } LegendItemCollection that = (LegendItemCollection) obj; if (!this.items.equals(that.items)) { return false; } return true;
if (this == o) { return true; } if (!(o instanceof AreaRendererEndType)) { return false; } AreaRendererEndType t = (AreaRendererEndType) o; if (!this.name.equals(t.toString())) { return false; } return true;
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/LegendItemCollection.java File path: /jfreechart-1.0.10/src/org/jfree/chart/renderer/AreaRendererEndType.java
Method name: boolean equals(Object) Method name: boolean equals(Object)
Number of AST nodes: 8 Number of AST nodes: 8
1
if (obj == this) {
1
if (this == o) {
2
            return true;
2
            return true;
3
        }
3
        }
4
        if (!(obj instanceof LegendItemCollection)) {
4
        if (!(o instanceof AreaRendererEndType)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        LegendItemCollection that = (LegendItemCollection) obj;
7
        AreaRendererEndType t = (AreaRendererEndType) o;
8
        if (!this.items.equals(that.items)) {
8
        if (!this.name.equals(t.toString())) {
9
            return false;
9
            return false;
10
        }
10
        }
11
        return true;
11
        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)0.6
Clones locationClones are in different classes
Number of node comparisons16
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements2
    Number of unmapped statements in the first code fragment3
    Number of unmapped statements in the second code fragment3
    Time elapsed for statement mapping (ms)0.8
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    3
    if (!(obj instanceof LegendItemCollection))
    3
    if (!(obj instanceof LegendItemCollection))
    3
    if (!(o instanceof AreaRendererEndType))
    Differences
    Expression1Expression2Difference
    objoVARIABLE_NAME_MISMATCH
    org.jfree.chart.LegendItemCollectionorg.jfree.chart.renderer.AreaRendererEndTypeVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.LegendItemCollection does not match with type org.jfree.chart.renderer.AreaRendererEndType
    • Make classes org.jfree.chart.LegendItemCollection and org.jfree.chart.renderer.AreaRendererEndType extend a common superclass
    3
    if (!(o instanceof AreaRendererEndType))
    4
    return false;
    4
    return false;
                                                                                                    
    5
    AreaRendererEndType t = (AreaRendererEndType)o;
    5
    LegendItemCollection that = (LegendItemCollection)obj;
                                                                                                                  
                                                                                
    6
    if (!this.name.equals(t.toString()))
                                    
    7
    return false;
    Preondition Violations
    Unmatched return false;
    7
    return false;
    6
    if (!this.items.equals(that.items))
                                                                              
    7
    return false;
    7
    return false;
    Preondition Violations
    Unmatched return false;
                                    
    Precondition Violations (4)
    Row Violation
    1Type org.jfree.chart.LegendItemCollection does not match with type org.jfree.chart.renderer.AreaRendererEndType
    2Unmatched return false;
    3Unmatched return false;
    4Not all possible execution flows end in a return statement