if (packageRegistry == null) { packageRegistry = new EPackageRegistryImpl(EPackage.Registry.INSTANCE); } return packageRegistry;
if (ePackageItemProvider == null) { ePackageItemProvider = new EPackageItemProvider(this); } return ePackageItemProvider;
Clone fragments detected by clone detection tool
File path: /emf-2.4.1/src/org/eclipse/emf/ecore/resource/impl/ResourceSetImpl.java File path: /emf-2.4.1/src/org/eclipse/emf/ecore/provider/EcoreItemProviderAdapterFactory.java
Method name: EPackage.Registry getPackageRegistry() Method name: Adapter createEPackageAdapter()
Number of AST nodes: 3 Number of AST nodes: 3
1
if (packageRegistry == null)
1
if (ePackageItemProvider == null)
2
    {
2
    {
3
      packageRegistry = new EPackageRegistryImpl(EPackage.Registry.INSTANCE);
3
      ePackageItemProvider = new EPackageItemProvider(this);
4
    }
4
    }
5
    return packageRegistry;
5
    return ePackageItemProvider;
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 (packageRegistry == null)
    1
    if (packageRegistry == null)
    1
    if (ePackageItemProvider == null)
    Differences
    Expression1Expression2Difference
    packageRegistryePackageItemProviderVARIABLE_NAME_MISMATCH
    org.eclipse.emf.ecore.EPackage.Registryorg.eclipse.emf.ecore.provider.EPackageItemProviderVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.eclipse.emf.ecore.EPackage.Registry of variable packageRegistry does not match with type org.eclipse.emf.ecore.provider.EPackageItemProvider of variable ePackageItemProvider
    • Make classes org.eclipse.emf.ecore.EPackage.Registry and org.eclipse.emf.ecore.provider.EPackageItemProvider extend a common superclass
    1
    if (ePackageItemProvider == null)
                                                                                                                  
    2
    ePackageItemProvider = new EPackageItemProvider(this);
    2
    packageRegistry = new EPackageRegistryImpl(EPackage.Registry.INSTANCE);
                                                                                                                                                    
                                                                  
    3
    return ePackageItemProvider;
    Preondition Violations
    Unmatched return ePackageItemProvider;
    3
    return ePackageItemProvider;
    3
    return packageRegistry;
    3
    return packageRegistry;
    Preondition Violations
    Unmatched return packageRegistry;
                                                        
    Precondition Violations (3)
    Row Violation
    1Type org.eclipse.emf.ecore.EPackage.Registry of variable packageRegistry does not match with type org.eclipse.emf.ecore.provider.EPackageItemProvider of variable ePackageItemProvider
    2Unmatched return ePackageItemProvider;
    3Unmatched return packageRegistry;