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 == this) { return true; } if (!(obj instanceof YInterval)) { return false; } YInterval that = (YInterval) obj; if (this.y != that.y) { return false; } if (this.yLow != that.yLow) { return false; } if (this.yHigh != that.yHigh) { 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/data/xy/YInterval.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 == this) {
2
            return true;
2
            return true;
3
        }
3
        }
4
        if (!(obj instanceof ModuloAxis)) {
4
        if (!(obj instanceof YInterval)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        ModuloAxis that = (ModuloAxis) obj;
7
        YInterval that = (YInterval) obj;
8
        if (this.displayStart != that.displayStart) {
8
        if (this.y != that.y) {
9
            return false;
9
            return false;
10
        }
10
        }
11
        if (this.displayEnd != that.displayEnd) {
11
        if (this.yLow != that.yLow) {
12
            return false;
12
            return false;
13
        }
13
        }
14
        if (!this.fixedRange.equals(that.fixedRange)) {
14
        if (this.yHigh != that.yHigh) {
15
            return false;
15
            return false;
16
        }
16
        }
17
        return super.equals(obj);
17
        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 comparisons41
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements8
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)1.9
    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 ModuloAxis))
    3
    if (!(obj instanceof ModuloAxis))
    3
    if (!(obj instanceof YInterval))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.ModuloAxisorg.jfree.data.xy.YIntervalVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.ModuloAxis does not match with type org.jfree.data.xy.YInterval
    • Make classes org.jfree.chart.axis.ModuloAxis and org.jfree.data.xy.YInterval extend a common superclass
    3
    if (!(obj instanceof YInterval))
    4
    return false;
    4
    return false;
                                                                      
    5
    YInterval that = (YInterval)obj;
    5
    ModuloAxis that = (ModuloAxis)obj;
                                                                          
    6
    if (this.displayStart != that.displayStart)
    6
    if (this.displayStart != that.displayStart)
    6
    if (this.y != that.y)
    Differences
    Expression1Expression2Difference
    displayStartyVARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.ModuloAxisorg.jfree.data.xy.YIntervalVARIABLE_TYPE_MISMATCH
    displayStartyVARIABLE_NAME_MISMATCH
    Preondition Violations
    Type double of variable that.displayStart does not match with type double of variable that.y
    • Make classes org.jfree.chart.axis.ModuloAxis and org.jfree.data.xy.YInterval extend a common superclass
    Expression that.displayStart cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.y cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6
    if (this.y != that.y)
    7
    return false;
    7
    return false;
    8
    if (this.displayEnd != that.displayEnd)
    8
    if (this.displayEnd != that.displayEnd)
    8
    if (this.yLow != that.yLow)
    Differences
    Expression1Expression2Difference
    displayEndyLowVARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.ModuloAxisorg.jfree.data.xy.YIntervalVARIABLE_TYPE_MISMATCH
    displayEndyLowVARIABLE_NAME_MISMATCH
    Preondition Violations
    Type double of variable that.displayEnd does not match with type double of variable that.yLow
    • Make classes org.jfree.chart.axis.ModuloAxis and org.jfree.data.xy.YInterval extend a common superclass
    Expression that.displayEnd cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.yLow cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8
    if (this.yLow != that.yLow)
    9
    return false;
    9
    return false;
    Precondition Violations (9)
    Row Violation
    1Type org.jfree.chart.axis.ModuloAxis does not match with type org.jfree.data.xy.YInterval
    2Type double of variable that.displayStart does not match with type double of variable that.y
    3Expression that.displayStart cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression that.y cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Type double of variable that.displayEnd does not match with type double of variable that.yLow
    6Expression that.displayEnd cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Expression that.yLow cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Not all possible execution flows end in a return statement
    9The refactoring of the clones is infeasible, because classes org.jfree.chart.axis.ModuloAxis and org.jfree.data.xy.YInterval do not have a common superclass