if (nested == null) { nested = new EObjectContainmentWithInverseEList<MappingHelper>(MappingHelper.class, this, MappingPackage.MAPPING_HELPER__NESTED, MappingPackage.MAPPING_HELPER__NESTED_IN); } return nested;
if (wrappers == null) { wrappers = new Disposable(); } wrappers.add(wrapper);
Clone fragments detected by clone detection tool
File path: /emf-2.4.1/src/org/eclipse/emf/mapping/impl/MappingHelperImpl.java File path: /emf-2.4.1/src/org/eclipse/emf/edit/provider/ItemProviderAdapter.java
Method name: EList getNested() Method name: Object wrap(EObject, EStructuralFeature, Object, int)
Number of AST nodes: 3 Number of AST nodes: 3
1
if (nested == null)
1
if (wrappers == null)
2
    {
2
      {
3
      nested = new EObjectContainmentWithInverseEList<MappingHelper>(MappingHelper.class, this, MappingPackage.MAPPING_HELPER__NESTED, MappingPackage.MAPPING_HELPER__NESTED_IN);
3
        wrappers = new Disposable();
4
    }
4
      }
5
    return nested;
5
      wrappers.add(wrapper);
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
Number of node comparisons5
  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 fragment2
    Time elapsed for statement mapping (ms)0.3
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (nested == null)
    1
    if (nested == null)
    12
    if (wrappers == null)
    Differences
    Expression1Expression2Difference
    nestedwrappersVARIABLE_NAME_MISMATCH
    org.eclipse.emf.common.util.EListorg.eclipse.emf.edit.provider.DisposableVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.eclipse.emf.common.util.EList<org.eclipse.emf.mapping.MappingHelper> of variable nested does not match with type org.eclipse.emf.edit.provider.Disposable of variable wrappers
    • Make classes org.eclipse.emf.common.util.EList and org.eclipse.emf.edit.provider.Disposable extend a common superclass
    12
    if (wrappers == null)
    2
    nested = new EObjectContainmentWithInverseEList<MappingHelper>(MappingHelper.class, this, MappingPackage.MAPPING_HELPER__NESTED, MappingPackage.MAPPING_HELPER__NESTED_IN);
                                                                                                                                                                                                                                                                                                                                                      
                                                                
    13
    wrappers = new Disposable();
    3
    return nested;
    3
    return nested;
    Preondition Violations
    Unmatched return nested;
                                      
                                                        
    14
    wrappers.add(wrapper);
    Precondition Violations (2)
    Row Violation
    1Type org.eclipse.emf.common.util.EList<org.eclipse.emf.mapping.MappingHelper> of variable nested does not match with type org.eclipse.emf.edit.provider.Disposable of variable wrappers
    2Unmatched return nested;