if (obj == this) { return true; } if (!(obj instanceof PinNeedle)) { return false; } if (!super.equals(obj)) { return false; } return true;
if (obj == this) { return true; } if (!(obj instanceof PointerNeedle)) { return false; } if (!super.equals(obj)) { return false; } return true;
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/needle/PinNeedle.java File path: /jfreechart-1.0.10/src/org/jfree/chart/needle/PointerNeedle.java
Method name: boolean equals(Object) Method name: boolean equals(Object)
Number of AST nodes: 7 Number of AST nodes: 7
1
if (obj == this) {
1
if (obj == this) {
2
            return true;
2
            return true;
3
        }
3
        }
4
        if (!(obj instanceof PinNeedle)) {
4
        if (!(obj instanceof PointerNeedle)) {
5
            return false;   
5
            return false;   
6
        }
6
        }
7
        if (!super.equals(obj)) {
7
        if (!super.equals(obj)) {
8
            return false;
8
            return false;
9
        }
9
        }
10
        return true;
10
        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)0.5
Clones locationClones are in different classes having the same super class
Number of node comparisons22
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements7
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)1.0
    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 PinNeedle))
    3
    if (!(obj instanceof PinNeedle))
    3
    if (!(obj instanceof PointerNeedle))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.needle.PinNeedleorg.jfree.chart.needle.PointerNeedleSUBCLASS_TYPE_MISMATCH
    3
    if (!(obj instanceof PointerNeedle))
    4
    return false;
    4
    return false;
    5
    if (!super.equals(obj))
    5
    if (!super.equals(obj))
    5
    if (!super.equals(obj))
    Preondition Violations
    Super method call if(!super.equals(obj)) cannot be extracted from method
    Super method call if(!super.equals(obj)) cannot be extracted from method
    5
    if (!super.equals(obj))
    6
    return false;
    6
    return false;
    7
    return true;
    7
    return true;
    Precondition Violations (2)
    Row Violation
    1Super method call if(!super.equals(obj)) cannot be extracted from method
    2Super method call if(!super.equals(obj)) cannot be extracted from method