if (obj == this) { return true; } if (!(obj instanceof ModuloAxis)) { return false; } ModuloAxis that = (ModuloAxis) obj; if (this.displayStart != that.displayStart) { return false; } if (this.displayEnd != that.displayEnd) { return false; } if (!this.fixedRange.equals(that.fixedRange)) { return false; } return super.equals(obj);
if (obj == null) { return false; } if (!(obj instanceof CategoryMarker)) { return false; } if (!super.equals(obj)) { return false; } CategoryMarker that = (CategoryMarker) obj; if (!this.key.equals(that.key)) { return false; } if (this.drawAsLine != that.drawAsLine) { return false; } return true;
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/axis/ModuloAxis.java File path: /jfreechart-1.0.10/src/org/jfree/chart/plot/CategoryMarker.java
Method name: boolean equals(Object) Method name: boolean equals(Object)
Number of AST nodes: 12 Number of AST nodes: 12
1
if (obj == this) {
1
if (obj == null) {
2
            return true;
2
            return false;
3
        }
3
        }
4
        if (!(obj instanceof ModuloAxis)) {
4
        if (!(obj instanceof CategoryMarker)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        ModuloAxis that = (ModuloAxis) obj;
7
        
8
        if (this.displayStart != that.displayStart) {
9
            return false;
10
        }
8
if (!super.equals(obj)) {
9
            return false;
10
        }
11
        CategoryMarker that = (CategoryMarker) obj;
11
        if (this.displayEnd != that.displayEnd) {
12
        if (!this.key.equals(that.key)) {
12
            return false;
13
            return false;
13
        }
14
        }
14
        if (!this.fixedRange.equals(that.fixedRange)) {
15
        if (this.drawAsLine != that.drawAsLine) {
15
            return false;
16
            return false;
16
        }
17
        }
17
        return super.equals(obj);
18
        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)1.6
Clones locationClones are in different classes
Number of node comparisons47
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements8
    Number of unmapped statements in the first code fragment3
    Number of unmapped statements in the second code fragment3
    Time elapsed for statement mapping (ms)2.5
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    if (obj == this)
    1
    if (obj == this)
    1
    if (obj == null)
    Differences
    Expression1Expression2Difference
    thisnullTYPE_COMPATIBLE_REPLACEMENT
    1
    if (obj == null)
    2
    return true;
    2
    return true;
    2
    return false;
    Differences
    Expression1Expression2Difference
    truefalseLITERAL_VALUE_MISMATCH
    2
    return false;
    3
    if (!(obj instanceof ModuloAxis))
    3
    if (!(obj instanceof ModuloAxis))
    3
    if (!(obj instanceof CategoryMarker))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.ModuloAxisorg.jfree.chart.plot.CategoryMarkerVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.ModuloAxis does not match with type org.jfree.chart.plot.CategoryMarker
    • Make classes org.jfree.chart.axis.ModuloAxis and org.jfree.chart.plot.CategoryMarker extend a common superclass
    3
    if (!(obj instanceof CategoryMarker))
    4
    return false;
    4
    return false;
                                                      
    5
    if (!super.equals(obj))
                                    
    6
    return false;
    Preondition Violations
    Unmatched return false;
    6
    return false;
    5
    ModuloAxis that = (ModuloAxis)obj;
                                                                          
                                                                                          
    7
    CategoryMarker that = (CategoryMarker)obj;
    6
    if (this.displayStart != that.displayStart)
    6
    if (this.displayStart != that.displayStart)
    10
    if (this.drawAsLine != that.drawAsLine)
    Differences
    Expression1Expression2Difference
    displayStartdrawAsLineVARIABLE_NAME_MISMATCH
    doublebooleanVARIABLE_TYPE_MISMATCH
    org.jfree.chart.axis.ModuloAxisorg.jfree.chart.plot.CategoryMarkerVARIABLE_TYPE_MISMATCH
    displayStartdrawAsLineVARIABLE_NAME_MISMATCH
    doublebooleanVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type double of variable this.displayStart does not match with type boolean of variable this.drawAsLine
    Type double of variable that.displayStart does not match with type boolean of variable that.drawAsLine
    • Make classes org.jfree.chart.axis.ModuloAxis and org.jfree.chart.plot.CategoryMarker extend a common superclass
    Expression that.displayStart cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.drawAsLine cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type double of variable that.displayStart does not match with type boolean of variable that.drawAsLine
    10
    if (this.drawAsLine != that.drawAsLine)
    7
    return false;
    11
    return false;
    8
    if (this.displayEnd != that.displayEnd)
                                                                                      
    9
    return false;
    9
    return false;
    Preondition Violations
    Unmatched return false;
                                    
    10
    if (!this.fixedRange.equals(that.fixedRange))
    10
    if (!this.fixedRange.equals(that.fixedRange))
    8
    if (!this.key.equals(that.key))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.ModuloAxisorg.jfree.chart.plot.CategoryMarkerVARIABLE_TYPE_MISMATCH
    fixedRangekeyVARIABLE_NAME_MISMATCH
    org.jfree.data.Rangejava.lang.ComparableVARIABLE_TYPE_MISMATCH
    fixedRangekeyVARIABLE_NAME_MISMATCH
    org.jfree.data.Rangejava.lang.ComparableVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.data.Range of variable that.fixedRange does not match with type java.lang.Comparable of variable that.key
    • Make classes org.jfree.chart.axis.ModuloAxis and org.jfree.chart.plot.CategoryMarker extend a common superclass
    Expression that.fixedRange cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.key cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type org.jfree.data.Range of variable that.fixedRange does not match with type java.lang.Comparable of variable that.key
    • Make classes org.jfree.data.Range and java.lang.Comparable extend a common superclass
    Type org.jfree.data.Range of variable this.fixedRange does not match with type java.lang.Comparable of variable this.key
    • Make classes org.jfree.data.Range and java.lang.Comparable extend a common superclass
    8
    if (!this.key.equals(that.key))
    11
    return false;
    9
    return false;
    Precondition Violations (14)
    Row Violation
    1Type org.jfree.chart.axis.ModuloAxis does not match with type org.jfree.chart.plot.CategoryMarker
    2Unmatched return false;
    3Type double of variable this.displayStart does not match with type boolean of variable this.drawAsLine
    4Type double of variable that.displayStart does not match with type boolean of variable that.drawAsLine
    5Expression that.displayStart cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression that.drawAsLine cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Type double of variable that.displayStart does not match with type boolean of variable that.drawAsLine
    8Unmatched return false;
    9Type org.jfree.data.Range of variable that.fixedRange does not match with type java.lang.Comparable of variable that.key
    10Expression that.fixedRange cannot be parameterized, because it has dependencies to/from statements that will be extracted
    11Expression that.key cannot be parameterized, because it has dependencies to/from statements that will be extracted
    12Type org.jfree.data.Range of variable that.fixedRange does not match with type java.lang.Comparable of variable that.key
    13Type org.jfree.data.Range of variable this.fixedRange does not match with type java.lang.Comparable of variable this.key
    14Not all possible execution flows end in a return statement