if (obj == this) { return true; } if (!(obj instanceof StandardContourToolTipGenerator)) { return false; } StandardContourToolTipGenerator that = (StandardContourToolTipGenerator) obj; if (this.valueForm != null) { return this.valueForm.equals(that.valueForm); } return false;
if (obj == this) { return true; } if (!(obj instanceof ClusteredXYBarRenderer)) { return false; } ClusteredXYBarRenderer that = (ClusteredXYBarRenderer) obj; if (this.centerBarAtStartValue != that.centerBarAtStartValue) { return false; } return super.equals(obj);
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/labels/StandardContourToolTipGenerator.java File path: /jfreechart-1.0.10/src/org/jfree/chart/renderer/xy/ClusteredXYBarRenderer.java
Method name: boolean equals(Object) Method name: boolean equals(Object)
Number of AST nodes: 8 Number of AST nodes: 8
1
if (obj == this) {
1
if (obj == this) {
2
            return true;
2
            return true;
3
        }
3
        }
4
        if (!(obj instanceof StandardContourToolTipGenerator)) {
4
        if (!(obj instanceof ClusteredXYBarRenderer)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        StandardContourToolTipGenerator that 
7
        ClusteredXYBarRenderer that 
8
            = (StandardContourToolTipGenerator) obj;
8
= (ClusteredXYBarRenderer) obj;
9
        if (this.valueForm != null) {
9
        if (this.
10
            return this.valueForm.equals(that.valueForm)
10
centerBarAtStartValue != that.centerBarAtStartValue) {
11
;
11
            return false;
12
        }
12
        }
13
        return false;
13
        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)0.7
Clones locationClones are in different classes
Number of node comparisons15
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements4
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)0.7
    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 StandardContourToolTipGenerator))
    3
    if (!(obj instanceof StandardContourToolTipGenerator))
    3
    if (!(obj instanceof ClusteredXYBarRenderer))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.labels.StandardContourToolTipGeneratororg.jfree.chart.renderer.xy.ClusteredXYBarRendererVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.labels.StandardContourToolTipGenerator does not match with type org.jfree.chart.renderer.xy.ClusteredXYBarRenderer
    • Make classes org.jfree.chart.labels.StandardContourToolTipGenerator and org.jfree.chart.renderer.xy.ClusteredXYBarRenderer extend a common superclass
    3
    if (!(obj instanceof ClusteredXYBarRenderer))
    4
    return false;
    4
    return false;
    Precondition Violations (3)
    Row Violation
    1Type org.jfree.chart.labels.StandardContourToolTipGenerator does not match with type org.jfree.chart.renderer.xy.ClusteredXYBarRenderer
    2Not all possible execution flows end in a return statement
    3The refactoring of the clones is infeasible, because classes org.jfree.chart.labels.StandardContourToolTipGenerator and org.jfree.chart.renderer.xy.ClusteredXYBarRenderer do not have a common superclass