if (obj == this) { return true; } if (!(obj instanceof AbstractXYAnnotation)) { return false; } AbstractXYAnnotation that = (AbstractXYAnnotation) obj; if (!ObjectUtilities.equal(this.toolTipText, that.toolTipText)) { return false; } if (!ObjectUtilities.equal(this.url, that.url)) { return false; } return true;
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/annotations/AbstractXYAnnotation.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 AbstractXYAnnotation)) {
4
        if (!(obj instanceof XYAreaRenderer2)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        AbstractXYAnnotation that = (AbstractXYAnnotation) obj;
7
        
8
        if (!ObjectUtilities.equal(this.toolTipText, that.toolTipText)
8
XYAreaRenderer2 that = (XYAreaRenderer2) obj;
9
) {
9
        if (this.showOutline != that.showOutline) {
10
            return false;
10
            return false;
11
        }
11
        }
12
        if (!ObjectUtilities.equal(this.url, that.url)) {
12
        if (!ShapeUtilities.equal(this.legendArea, that.legendArea)) {
13
            return false;
13
            return false;
14
        }
14
        }
15
        return true;
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)1.1
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)1.6
    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 AbstractXYAnnotation))
    3
    if (!(obj instanceof AbstractXYAnnotation))
    3
    if (!(obj instanceof XYAreaRenderer2))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.annotations.AbstractXYAnnotationorg.jfree.chart.renderer.xy.XYAreaRenderer2VARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.annotations.AbstractXYAnnotation does not match with type org.jfree.chart.renderer.xy.XYAreaRenderer2
    • Make classes org.jfree.chart.annotations.AbstractXYAnnotation 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
    AbstractXYAnnotation that = (AbstractXYAnnotation)obj;
                                                                                                                  
                                                                                          
    6
    if (this.showOutline != that.showOutline)
                                    
    7
    return false;
    Preondition Violations
    Unmatched return false;
    7
    return false;
    6
    if (!ObjectUtilities.equal(this.toolTipText, that.toolTipText))
    6
    if (!ObjectUtilities.equal(this.toolTipText, that.toolTipText))
    8
    if (!ShapeUtilities.equal(this.legendArea, that.legendArea))
    Differences
    Expression1Expression2Difference
    toolTipTextlegendAreaVARIABLE_NAME_MISMATCH
    java.lang.Stringjava.awt.ShapeVARIABLE_TYPE_MISMATCH
    org.jfree.chart.annotations.AbstractXYAnnotationorg.jfree.chart.renderer.xy.XYAreaRenderer2VARIABLE_TYPE_MISMATCH
    toolTipTextlegendAreaVARIABLE_NAME_MISMATCH
    java.lang.Stringjava.awt.ShapeVARIABLE_TYPE_MISMATCH
    org.jfree.util.ObjectUtilitiesorg.jfree.util.ShapeUtilitiesVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.lang.String of variable this.toolTipText does not match with type java.awt.Shape of variable this.legendArea
    • Make classes java.lang.String and java.awt.Shape extend a common superclass
    Type java.lang.String of variable that.toolTipText does not match with type java.awt.Shape of variable that.legendArea
    • Make classes org.jfree.chart.annotations.AbstractXYAnnotation and org.jfree.chart.renderer.xy.XYAreaRenderer2 extend a common superclass
    Expression that.toolTipText cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.legendArea cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type java.lang.String of variable that.toolTipText does not match with type java.awt.Shape of variable that.legendArea
    • Make classes java.lang.String and java.awt.Shape extend a common superclass
    Type org.jfree.util.ObjectUtilities does not match with type org.jfree.util.ShapeUtilities
    • Make classes org.jfree.util.ObjectUtilities and org.jfree.util.ShapeUtilities extend a common superclass
    8
    if (!ShapeUtilities.equal(this.legendArea, that.legendArea))
    7
    return false;
    9
    return false;
    Precondition Violations (10)
    Row Violation
    1Type org.jfree.chart.annotations.AbstractXYAnnotation does not match with type org.jfree.chart.renderer.xy.XYAreaRenderer2
    2Unmatched return false;
    3Type java.lang.String of variable this.toolTipText does not match with type java.awt.Shape of variable this.legendArea
    4Type java.lang.String of variable that.toolTipText does not match with type java.awt.Shape of variable that.legendArea
    5Expression that.toolTipText cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression that.legendArea cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Type java.lang.String of variable that.toolTipText does not match with type java.awt.Shape of variable that.legendArea
    8Type org.jfree.util.ObjectUtilities does not match with type org.jfree.util.ShapeUtilities
    9Not all possible execution flows end in a return statement
    10The refactoring of the clones is infeasible, because classes org.jfree.chart.annotations.AbstractXYAnnotation and org.jfree.chart.renderer.xy.XYAreaRenderer2 do not have a common superclass