if (obj == this) { return true; } if (!(obj instanceof ComparableObjectItem)) { return false; } ComparableObjectItem that = (ComparableObjectItem) obj; if (!this.x.equals(that.x)) { return false; } if (!ObjectUtilities.equal(this.obj, that.obj)) { return false; } return true;
if (this == obj) { return true; } if (!(obj instanceof DefaultOHLCDataset)) { return false; } DefaultOHLCDataset that = (DefaultOHLCDataset) obj; if (!this.key.equals(that.key)) { return false; } if (!Arrays.equals(this.data, that.data)) { return false; } return true;
Clone fragments detected by clone detection tool
File path: /jfreechart-1.0.10/src/org/jfree/data/ComparableObjectItem.java File path: /jfreechart-1.0.10/src/org/jfree/data/xy/DefaultOHLCDataset.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 (this == obj) {
2
            return true;
2
            return true;
3
        }
3
        }
4
        if (!(obj instanceof ComparableObjectItem)) {
4
        if (!(obj instanceof DefaultOHLCDataset)) {
5
            return false;
5
            return false;
6
        }
6
        }
7
        ComparableObjectItem that = (ComparableObjectItem) obj;
7
        DefaultOHLCDataset that = (DefaultOHLCDataset) obj;
8
        if (!this.x.equals(that.x)) {
8
        if (!this.key.equals(that.key)) {
9
            return false;
9
            return false;
10
        }
10
        }
11
        if (!ObjectUtilities.equal(this.obj, that.obj)) {
11
        if (!Arrays.equals(this.data, that.data)) {
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)1.4
Clones locationClones are in different classes
Number of node comparisons26
  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)1.6
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    3
    if (!(obj instanceof ComparableObjectItem))
    3
    if (!(obj instanceof ComparableObjectItem))
    3
    if (!(obj instanceof DefaultOHLCDataset))
    Differences
    Expression1Expression2Difference
    org.jfree.data.ComparableObjectItemorg.jfree.data.xy.DefaultOHLCDatasetVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.jfree.data.ComparableObjectItem does not match with type org.jfree.data.xy.DefaultOHLCDataset
    • Make classes org.jfree.data.ComparableObjectItem and org.jfree.data.xy.DefaultOHLCDataset extend a common superclass
    3
    if (!(obj instanceof DefaultOHLCDataset))
    4
    return false;
    4
    return false;
                                                                                                          
    5
    DefaultOHLCDataset that = (DefaultOHLCDataset)obj;
    5
    ComparableObjectItem that = (ComparableObjectItem)obj;
                                                                                                                  
    6
    if (!this.x.equals(that.x))
    6
    if (!this.x.equals(that.x))
    6
    if (!this.key.equals(that.key))
    Differences
    Expression1Expression2Difference
    org.jfree.data.ComparableObjectItemorg.jfree.data.xy.DefaultOHLCDatasetVARIABLE_TYPE_MISMATCH
    xkeyVARIABLE_NAME_MISMATCH
    xkeyVARIABLE_NAME_MISMATCH
    Preondition Violations
    Type java.lang.Comparable of variable that.x does not match with type java.lang.Comparable of variable that.key
    • Make classes org.jfree.data.ComparableObjectItem and org.jfree.data.xy.DefaultOHLCDataset extend a common superclass
    Expression that.x cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression that.key cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6
    if (!this.key.equals(that.key))
    7
    return false;
    7
    return false;
    Precondition Violations (5)
    Row Violation
    1Type org.jfree.data.ComparableObjectItem does not match with type org.jfree.data.xy.DefaultOHLCDataset
    2Type java.lang.Comparable of variable that.x does not match with type java.lang.Comparable of variable that.key
    3Expression that.x cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression that.key cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Not all possible execution flows end in a return statement