if (childrenReferences == null) { childrenReferences = new ArrayList<EReference>(); } return childrenReferences;
if (childrenFeatures == null) { super.getChildrenFeatures(object); childrenFeatures.add(ChangePackage.Literals.CHANGE_DESCRIPTION__OBJECT_CHANGES); childrenFeatures.add(ChangePackage.Literals.CHANGE_DESCRIPTION__OBJECTS_TO_ATTACH); childrenFeatures.add(ChangePackage.Literals.CHANGE_DESCRIPTION__RESOURCE_CHANGES); } return childrenFeatures;
Clone fragments detected by clone detection tool
File path: /emf-2.4.1/src/org/eclipse/emf/edit/provider/ItemProviderAdapter.java File path: /emf-2.4.1/src/org/eclipse/emf/ecore/change/provider/ChangeDescriptionItemProvider.java
Method name: Collection getChildrenReferences(Object) Method name: Collection getChildrenFeatures(Object)
Number of AST nodes: 3 Number of AST nodes: 6
1
if (childrenReferences == null)
1
if (childrenFeatures == null)
2
    {
2
    {
3
      childrenReferences = new ArrayList<EReference>(
3
      super.getChildrenFeatures(object);
4
      childrenFeatures.add(ChangePackage.Literals.CHANGE_DESCRIPTION__OBJECT_CHANGES);
5
      childrenFeatures.add(ChangePackage.Literals.CHANGE_DESCRIPTION__OBJECTS_TO_ATTACH);
4
);
6
      childrenFeatures.add(ChangePackage.Literals.CHANGE_DESCRIPTION__RESOURCE_CHANGES);
5
    }
7
    }
6
    return childrenReferences;
8
    return childrenFeatures;
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)0.1
Clones locationClones are in different classes having the same super class
Number of node comparisons11
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements1
    Number of unmapped statements in the first code fragment2
    Number of unmapped statements in the second code fragment5
    Time elapsed for statement mapping (ms)0.6
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    if (childrenReferences == null)
    1
    if (childrenReferences == null)
    1
    if (childrenFeatures == null)
    Differences
    Expression1Expression2Difference
    childrenReferenceschildrenFeaturesVARIABLE_NAME_MISMATCH
    java.util.Listjava.util.ListVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.util.List<org.eclipse.emf.ecore.EReference> of variable childrenReferences does not match with type java.util.List<org.eclipse.emf.ecore.EStructuralFeature> of variable childrenFeatures
    • Make classes java.util.List and java.util.List extend a common superclass
    1
    if (childrenFeatures == null)
                                                                              
    2
    super.getChildrenFeatures(object);
    2
    childrenReferences = new ArrayList<EReference>();
                                                                                                        
                                                                                                                                                                          
    3
    childrenFeatures.add(ChangePackage.Literals.CHANGE_DESCRIPTION__OBJECT_CHANGES);
                                                                                                                                                                                
    4
    childrenFeatures.add(ChangePackage.Literals.CHANGE_DESCRIPTION__OBJECTS_TO_ATTACH);
                                                                                                                                                                              
    5
    childrenFeatures.add(ChangePackage.Literals.CHANGE_DESCRIPTION__RESOURCE_CHANGES);
    3
    return childrenReferences;
    3
    return childrenReferences;
    Preondition Violations
    Unmatched return childrenReferences;
                                                              
                                                          
    6
    return childrenFeatures;
    Preondition Violations
    Unmatched return childrenFeatures;
    6
    return childrenFeatures;
    Precondition Violations (3)
    Row Violation
    1Type java.util.List<org.eclipse.emf.ecore.EReference> of variable childrenReferences does not match with type java.util.List<org.eclipse.emf.ecore.EStructuralFeature> of variable childrenFeatures
    2Unmatched return childrenReferences;
    3Unmatched return childrenFeatures;