if (obj == this) { return true; } if (!(obj instanceof ArrowNeedle)) { return false; } if (!super.equals(obj)) { return false; } ArrowNeedle that = (ArrowNeedle) obj; if (this.isArrowAtTop != that.isArrowAtTop) { return false; } return true;
if (obj == this) { return true; } if (!(obj instanceof StackedBarRenderer3D)) { return false; } if (!super.equals(obj)) { return false; } StackedBarRenderer3D that = (StackedBarRenderer3D) obj; if (this.renderAsPercentages != that.getRenderAsPercentages()) { return false; } return true;
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/needle/ArrowNeedle.java File path: /jfreechart-1.0.10/src/org/jfree/chart/renderer/category/StackedBarRenderer3D.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 ArrowNeedle)) {
4
        if (!(obj instanceof StackedBarRenderer3D)) {
5
            return false; 
5
            return false;
6
        }
6
        }
7
        if (!super.equals(obj)) {
7
        if (!super.equals(obj)) {
8
            return false;
8
            return false;
9
        }
9
        }
10
        ArrowNeedle that = (ArrowNeedle) obj;
10
        StackedBarRenderer3D that = (StackedBarRenderer3D) obj;
11
        if (this.isArrowAtTop != that.isArrowAtTop) {
11
        if (this.renderAsPercentages != that.getRenderAsPercentages()) {
12
            return false;
12
            return false;
13
        }
13
        }
14
        return true;
14
        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)1.1
Clones locationClones are in different classes
Number of node comparisons35
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements9
    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 ArrowNeedle))
    3
    if (!(obj instanceof ArrowNeedle))
    3
    if (!(obj instanceof StackedBarRenderer3D))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.needle.ArrowNeedleorg.jfree.chart.renderer.category.StackedBarRenderer3DVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.needle.ArrowNeedle does not match with type org.jfree.chart.renderer.category.StackedBarRenderer3D
    • Make classes org.jfree.chart.needle.ArrowNeedle and org.jfree.chart.renderer.category.StackedBarRenderer3D extend a common superclass
    3
    if (!(obj instanceof StackedBarRenderer3D))
    4
    return false;
    4
    return false;
    5
    if (!super.equals(obj))
    5
    if (!super.equals(obj))
    5
    if (!super.equals(obj))
    Preondition Violations
    Super method call if(!super.equals(obj)) cannot be extracted from method
    Super method call if(!super.equals(obj)) cannot be extracted from method
    5
    if (!super.equals(obj))
    6
    return false;
    6
    return false;
                                                                                                                  
    7
    StackedBarRenderer3D that = (StackedBarRenderer3D)obj;
    7
    ArrowNeedle that = (ArrowNeedle)obj;
                                                                              
    8
    if (this.isArrowAtTop != that.isArrowAtTop)
    8
    if (this.isArrowAtTop != that.isArrowAtTop)
    8
    if (this.renderAsPercentages != that.getRenderAsPercentages())
    Differences
    Expression1Expression2Difference
    isArrowAtToprenderAsPercentagesVARIABLE_NAME_MISMATCH
    that.isArrowAtTopthat.getRenderAsPercentages()TYPE_COMPATIBLE_REPLACEMENT
    Preondition Violations
    Expression that.isArrowAtTop cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.getRenderAsPercentages() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8
    if (this.renderAsPercentages != that.getRenderAsPercentages())
    9
    return false;
    9
    return false;
    10
    return true;
    10
    return true;
    Precondition Violations (6)
    Row Violation
    1Type org.jfree.chart.needle.ArrowNeedle does not match with type org.jfree.chart.renderer.category.StackedBarRenderer3D
    2Super method call if(!super.equals(obj)) cannot be extracted from method
    3Super method call if(!super.equals(obj)) cannot be extracted from method
    4Expression that.isArrowAtTop cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression that.getRenderAsPercentages() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6The refactoring of the clones is infeasible, because classes org.jfree.chart.needle.ArrowNeedle and org.jfree.chart.renderer.category.StackedBarRenderer3D do not have a common superclass