if (obj == this) { return true; } if (!(obj instanceof Vector)) { return false; } Vector that = (Vector) obj; if (this.x != that.x) { return false; } if (this.y != that.y) { return false; } return true;
if (obj == this) { return true; } if (!(obj instanceof XYBarDataset)) { return false; } XYBarDataset that = (XYBarDataset) obj; if (!this.underlying.equals(that.underlying)) { return false; } if (this.barWidth != that.barWidth) { return false; } return true;
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/data/xy/Vector.java File path: /jfreechart-1.0.10/src/org/jfree/data/xy/XYBarDataset.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 Vector)) {
4
        if (!(obj instanceof XYBarDataset)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        Vector that = (Vector) obj;
7
        XYBarDataset that = (XYBarDataset) obj;
8
        if (this.x != that.x) {
8
        if (!this.underlying.equals(that.underlying)) {
9
            return false;
9
            return false;
10
        }
10
        }
11
        if (this.y != that.y) {
11
        if (this.barWidth != that.barWidth) {
12
            return false;
12
            return false;
13
        }
13
        }
14
        return true;
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)1.4
Clones locationClones are in different classes
Number of node comparisons29
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements6
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment3
    Time elapsed for statement mapping (ms)1.7
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    if (obj == this)
    1
    if (obj == this)
    2
    return true;
    2
    return true;
    3
    if (!(obj instanceof Vector))
    3
    if (!(obj instanceof Vector))
    3
    if (!(obj instanceof XYBarDataset))
    Differences
    Expression1Expression2Difference
    org.jfree.data.xy.Vectororg.jfree.data.xy.XYBarDatasetVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.data.xy.Vector does not match with type org.jfree.data.xy.XYBarDataset
    • Make classes org.jfree.data.xy.Vector and org.jfree.data.xy.XYBarDataset extend a common superclass
    3
    if (!(obj instanceof XYBarDataset))
    4
    return false;
    4
    return false;
                                                                                  
    5
    XYBarDataset that = (XYBarDataset)obj;
    5
    Vector that = (Vector)obj;
                                                          
                                                                                                  
    6
    if (!this.underlying.equals(that.underlying))
                                    
    7
    return false;
    Preondition Violations
    Unmatched return false;
    7
    return false;
    6
    if (this.x != that.x)
    6
    if (this.x != that.x)
    8
    if (this.barWidth != that.barWidth)
    Differences
    Expression1Expression2Difference
    xbarWidthVARIABLE_NAME_MISMATCH
    org.jfree.data.xy.Vectororg.jfree.data.xy.XYBarDatasetVARIABLE_TYPE_MISMATCH
    xbarWidthVARIABLE_NAME_MISMATCH
    Preondition Violations
    Type double of variable that.x does not match with type double of variable that.barWidth
    • Make classes org.jfree.data.xy.Vector and org.jfree.data.xy.XYBarDataset extend a common superclass
    Expression that.x cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.barWidth cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8
    if (this.barWidth != that.barWidth)
    7
    return false;
    9
    return false;
    Precondition Violations (7)
    Row Violation
    1Type org.jfree.data.xy.Vector does not match with type org.jfree.data.xy.XYBarDataset
    2Unmatched return false;
    3Type double of variable that.x does not match with type double of variable that.barWidth
    4Expression that.x cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression that.barWidth cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Not all possible execution flows end in a return statement
    7The refactoring of the clones is infeasible, because classes org.jfree.data.xy.Vector and org.jfree.data.xy.XYBarDataset do not have a common superclass