if (obj == this) { return true; } if (!(obj instanceof QuarterDateFormat)) { return false; } QuarterDateFormat that = (QuarterDateFormat) obj; if (!Arrays.equals(this.quarters, that.quarters)) { return false; } if (this.quarterFirst != that.quarterFirst) { return false; } return super.equals(obj);
if (obj == this) { return true; } if (!(obj instanceof XYAreaRenderer2)) { return false; } XYAreaRenderer2 that = (XYAreaRenderer2) obj; if (this.showOutline != that.showOutline) { return false; } if (!ShapeUtilities.equal(this.legendArea, that.legendArea)) { return false; } return super.equals(obj);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/axis/QuarterDateFormat.java File path: /jfreechart-1.0.10/src/org/jfree/chart/renderer/xy/XYAreaRenderer2.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 QuarterDateFormat)) {
4
        if (!(obj instanceof XYAreaRenderer2)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        QuarterDateFormat that = (QuarterDateFormat) obj;
7
        
8
        if (!Arrays.equals(this.quarters, that.quarters)
8
XYAreaRenderer2 that = (XYAreaRenderer2) obj;
9
) {
9
        if (this.showOutline != that.showOutline) {
10
            return false;
10
            return false;
11
        }
11
        }
12
        if (this.quarterFirst != that.quarterFirst) {
12
        if (!ShapeUtilities.equal(this.legendArea, that.legendArea)) {
13
            return false;
13
            return false;
14
        }
14
        }
15
        return super.equals(obj);
15
        return super.equals(obj);
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)1.3
Clones locationClones are in different classes
Number of node comparisons26
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements6
    Number of unmapped statements in the first code fragment3
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)1.6
    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 QuarterDateFormat))
    3
    if (!(obj instanceof QuarterDateFormat))
    3
    if (!(obj instanceof XYAreaRenderer2))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.QuarterDateFormatorg.jfree.chart.renderer.xy.XYAreaRenderer2VARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.QuarterDateFormat does not match with type org.jfree.chart.renderer.xy.XYAreaRenderer2
    • Make classes org.jfree.chart.axis.QuarterDateFormat and org.jfree.chart.renderer.xy.XYAreaRenderer2 extend a common superclass
    3
    if (!(obj instanceof XYAreaRenderer2))
    4
    return false;
    4
    return false;
                                                                                              
    5
    XYAreaRenderer2 that = (XYAreaRenderer2)obj;
    5
    QuarterDateFormat that = (QuarterDateFormat)obj;
                                                                                                      
    6
    if (!Arrays.equals(this.quarters, that.quarters))
                                                                                                        
    7
    return false;
    7
    return false;
    Preondition Violations
    Unmatched return false;
                                    
    8
    if (this.quarterFirst != that.quarterFirst)
    8
    if (this.quarterFirst != that.quarterFirst)
    6
    if (this.showOutline != that.showOutline)
    Differences
    Expression1Expression2Difference
    quarterFirstshowOutlineVARIABLE_NAME_MISMATCH
    org.jfree.chart.axis.QuarterDateFormatorg.jfree.chart.renderer.xy.XYAreaRenderer2VARIABLE_TYPE_MISMATCH
    quarterFirstshowOutlineVARIABLE_NAME_MISMATCH
    Preondition Violations
    Type boolean of variable that.quarterFirst does not match with type boolean of variable that.showOutline
    • Make classes org.jfree.chart.axis.QuarterDateFormat and org.jfree.chart.renderer.xy.XYAreaRenderer2 extend a common superclass
    Expression that.quarterFirst cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.showOutline cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6
    if (this.showOutline != that.showOutline)
    9
    return false;
    7
    return false;
    Precondition Violations (7)
    Row Violation
    1Type org.jfree.chart.axis.QuarterDateFormat does not match with type org.jfree.chart.renderer.xy.XYAreaRenderer2
    2Unmatched return false;
    3Type boolean of variable that.quarterFirst does not match with type boolean of variable that.showOutline
    4Expression that.quarterFirst cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression that.showOutline 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.chart.axis.QuarterDateFormat and org.jfree.chart.renderer.xy.XYAreaRenderer2 do not have a common superclass