if (this == obj) { return true; } if (!(obj instanceof TickType)) { return false; } TickType that = (TickType) obj; if (!this.name.equals(that.name)) { return false; } return true;
if (obj == this) { return true; } if (!(obj instanceof DatasetGroup)) { return false; } DatasetGroup that = (DatasetGroup) obj; if (!this.id.equals(that.id)) { return false; } return true;
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/chart/axis/TickType.java File path: /jfreechart-1.0.10/src/org/jfree/data/general/DatasetGroup.java
Method name: boolean equals(Object) Method name: boolean equals(Object)
Number of AST nodes: 8 Number of AST nodes: 8
1
if (this == obj) {
1
if (obj == this) {
2
            return true;
2
            return true;   
3
        }
3
        }
4
        if (!(obj instanceof TickType)) {
4
        if (!(obj instanceof DatasetGroup)) {
5
            return false;
5
            return false;   
6
        }
6
        }
7
        TickType that = (TickType) obj;
7
        DatasetGroup that = (DatasetGroup) obj;
8
        if (!this.name.equals(that.name)) {
8
        if (!this.id.equals(that.id)) {
9
            return false;
9
            return false;   
10
        }
10
        }
11
        return true;
11
        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)0.5
Clones locationClones are in different classes
Number of node comparisons19
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements4
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)1.1
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    3
    if (!(obj instanceof TickType))
    3
    if (!(obj instanceof TickType))
    3
    if (!(obj instanceof DatasetGroup))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.TickTypeorg.jfree.data.general.DatasetGroupVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.chart.axis.TickType does not match with type org.jfree.data.general.DatasetGroup
    • Make classes org.jfree.chart.axis.TickType and org.jfree.data.general.DatasetGroup extend a common superclass
    3
    if (!(obj instanceof DatasetGroup))
    4
    return false;
    4
    return false;
                                                                                  
    5
    DatasetGroup that = (DatasetGroup)obj;
    5
    TickType that = (TickType)obj;
                                                                  
    6
    if (!this.name.equals(that.name))
    6
    if (!this.name.equals(that.name))
    6
    if (!this.id.equals(that.id))
    Differences
    Expression1Expression2Difference
    org.jfree.chart.axis.TickTypeorg.jfree.data.general.DatasetGroupVARIABLE_TYPE_MISMATCH
    nameidVARIABLE_NAME_MISMATCH
    nameidVARIABLE_NAME_MISMATCH
    Preondition Violations
    Type java.lang.String of variable that.name does not match with type java.lang.String of variable that.id
    • Make classes org.jfree.chart.axis.TickType and org.jfree.data.general.DatasetGroup extend a common superclass
    Expression that.name cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.id cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6
    if (!this.id.equals(that.id))
    7
    return false;
    7
    return false;
    Precondition Violations (5)
    Row Violation
    1Type org.jfree.chart.axis.TickType does not match with type org.jfree.data.general.DatasetGroup
    2Type java.lang.String of variable that.name does not match with type java.lang.String of variable that.id
    3Expression that.name cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression that.id cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Not all possible execution flows end in a return statement