if (obj == this) { return true; } if (!(obj instanceof LegendItemCollection)) { return false; } LegendItemCollection that = (LegendItemCollection) obj; if (!this.items.equals(that.items)) { return false; } return true;
if (obj == this) { return true; } if (!(obj instanceof StandardXYSeriesLabelGenerator)) { return false; } StandardXYSeriesLabelGenerator that = (StandardXYSeriesLabelGenerator) obj; if (!this.formatPattern.equals(that.formatPattern)) { return false; } return true;
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/LegendItemCollection.java File path: /jfreechart-1.0.10/src/org/jfree/chart/labels/StandardXYSeriesLabelGenerator.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 LegendItemCollection)) {
4
        if (!(obj instanceof StandardXYSeriesLabelGenerator)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        LegendItemCollection that = (LegendItemCollection
7
        StandardXYSeriesLabelGenerator that 
8
) obj;
8
                = (StandardXYSeriesLabelGenerator) obj;
9
        if (!this.items.equals(that.items)) {
9
        if (!this.formatPattern.equals(that.formatPattern)) {
10
            return false;
10
            return false;
11
        }
11
        }
12
        return true;
12
        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)0.7
Clones locationClones are in different classes
Number of node comparisons25
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements7
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)1.4
    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 LegendItemCollection))
    3
    if (!(obj instanceof LegendItemCollection))
    3
    if (!(obj instanceof StandardXYSeriesLabelGenerator))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.LegendItemCollectionorg.jfree.chart.labels.StandardXYSeriesLabelGeneratorVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.LegendItemCollection does not match with type org.jfree.chart.labels.StandardXYSeriesLabelGenerator
    • Make classes org.jfree.chart.LegendItemCollection and org.jfree.chart.labels.StandardXYSeriesLabelGenerator extend a common superclass
    3
    if (!(obj instanceof StandardXYSeriesLabelGenerator))
    4
    return false;
    4
    return false;
                                                                                                                                                          
    5
    StandardXYSeriesLabelGenerator that = (StandardXYSeriesLabelGenerator)obj;
    5
    LegendItemCollection that = (LegendItemCollection)obj;
                                                                                                                  
    6
    if (!this.items.equals(that.items))
    6
    if (!this.items.equals(that.items))
    6
    if (!this.formatPattern.equals(that.formatPattern))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.LegendItemCollectionorg.jfree.chart.labels.StandardXYSeriesLabelGeneratorVARIABLE_TYPE_MISMATCH
    itemsformatPatternVARIABLE_NAME_MISMATCH
    java.util.Listjava.lang.StringVARIABLE_TYPE_MISMATCH
    itemsformatPatternVARIABLE_NAME_MISMATCH
    java.util.Listjava.lang.StringVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.util.List of variable that.items does not match with type java.lang.String of variable that.formatPattern
    • Make classes org.jfree.chart.LegendItemCollection and org.jfree.chart.labels.StandardXYSeriesLabelGenerator extend a common superclass
    Expression that.items cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.formatPattern cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type java.util.List of variable that.items does not match with type java.lang.String of variable that.formatPattern
    • Make classes java.util.List and java.lang.String extend a common superclass
    Type java.util.List of variable this.items does not match with type java.lang.String of variable this.formatPattern
    • Make classes java.util.List and java.lang.String extend a common superclass
    6
    if (!this.formatPattern.equals(that.formatPattern))
    7
    return false;
    7
    return false;
    8
    return true;
    8
    return true;
    Precondition Violations (6)
    Row Violation
    1Type org.jfree.chart.LegendItemCollection does not match with type org.jfree.chart.labels.StandardXYSeriesLabelGenerator
    2Type java.util.List of variable that.items does not match with type java.lang.String of variable that.formatPattern
    3Expression that.items cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression that.formatPattern cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Type java.util.List of variable that.items does not match with type java.lang.String of variable that.formatPattern
    6Type java.util.List of variable this.items does not match with type java.lang.String of variable this.formatPattern