if (obj == this) { return true; } if (!(obj instanceof MinMaxCategoryRenderer)) { return false; } MinMaxCategoryRenderer that = (MinMaxCategoryRenderer) obj; if (this.plotLines != that.plotLines) { return false; } if (!PaintUtilities.equal(this.groupPaint, that.groupPaint)) { return false; } if (!this.groupStroke.equals(that.groupStroke)) { return false; } return super.equals(obj);
if (obj == this) { return true; } if (!(obj instanceof StandardXYURLGenerator)) { return false; } StandardXYURLGenerator that = (StandardXYURLGenerator) obj; if (!ObjectUtilities.equal(that.prefix, this.prefix)) { return false; } if (!ObjectUtilities.equal(that.seriesParameterName, this.seriesParameterName)) { return false; } if (!ObjectUtilities.equal(that.itemParameterName, this.itemParameterName)) { return false; } return true;
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/renderer/category/MinMaxCategoryRenderer.java File path: /jfreechart-1.0.10/src/org/jfree/chart/urls/StandardXYURLGenerator.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 MinMaxCategoryRenderer)) {
4
        if (!(obj instanceof StandardXYURLGenerator)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        MinMaxCategoryRenderer that = (MinMaxCategoryRenderer) obj;
7
        StandardXYURLGenerator that = (StandardXYURLGenerator) obj;
8
        if (this.plotLines != that.plotLines) {
8
        if (!ObjectUtilities.equal(that.prefix, this.prefix)) {
9
            return false;
9
            return false;
10
        }
10
        }
11
        if (!PaintUtilities.equal(this.groupPaint, that.groupPaint
11
        if (!ObjectUtilities.equal(that.seriesParameterName, 
12
)) {
12
                this.seriesParameterName)) {
13
            return false;
13
            return false;
14
        }
14
        }
15
        if (!this.groupStroke.equals(that.groupStrok
15
        if (!ObjectUtilities.equal(that.itemParameterName, 
16
e)) {
16
                this.itemParameterName)) {
17
            return false;
17
            return false;
18
        }
18
        }
19
        return super.equals(obj);
19
        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)1.5
Clones locationClones are in different classes
Number of node comparisons38
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements6
    Number of unmapped statements in the first code fragment5
    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 MinMaxCategoryRenderer))
    3
    if (!(obj instanceof MinMaxCategoryRenderer))
    3
    if (!(obj instanceof StandardXYURLGenerator))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.renderer.category.MinMaxCategoryRendererorg.jfree.chart.urls.StandardXYURLGeneratorVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.renderer.category.MinMaxCategoryRenderer does not match with type org.jfree.chart.urls.StandardXYURLGenerator
    • Make classes org.jfree.chart.renderer.category.MinMaxCategoryRenderer and org.jfree.chart.urls.StandardXYURLGenerator extend a common superclass
    3
    if (!(obj instanceof StandardXYURLGenerator))
    4
    return false;
    4
    return false;
                                                                                                                          
    5
    StandardXYURLGenerator that = (StandardXYURLGenerator)obj;
    5
    MinMaxCategoryRenderer that = (MinMaxCategoryRenderer)obj;
                                                                                                                          
    6
    if (this.plotLines != that.plotLines)
                                                                                  
    7
    return false;
    7
    return false;
    Preondition Violations
    Unmatched return false;
                                    
    8
    if (!PaintUtilities.equal(this.groupPaint, that.groupPaint))
                                                                                                                              
    9
    return false;
    9
    return false;
    Preondition Violations
    Unmatched return false;
                                    
    10
    if (!this.groupStroke.equals(that.groupStroke))
    10
    if (!this.groupStroke.equals(that.groupStroke))
    6
    if (!ObjectUtilities.equal(that.prefix, this.prefix))
    Differences
    Expression1Expression2Difference
    this.groupStroke.equals(that.groupStroke)ObjectUtilities.equal(that.prefix,this.prefix)TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression this.groupStroke.equals(that.groupStroke) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression ObjectUtilities.equal(that.prefix,this.prefix) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6
    if (!ObjectUtilities.equal(that.prefix, this.prefix))
    11
    return false;
    7
    return false;
    Precondition Violations (7)
    Row Violation
    1Type org.jfree.chart.renderer.category.MinMaxCategoryRenderer does not match with type org.jfree.chart.urls.StandardXYURLGenerator
    2Unmatched return false;
    3Unmatched return false;
    4Expression this.groupStroke.equals(that.groupStroke) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression ObjectUtilities.equal(that.prefix,this.prefix) 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.renderer.category.MinMaxCategoryRenderer and org.jfree.chart.urls.StandardXYURLGenerator do not have a common superclass