if (packageRegistry == null) { packageRegistry = new EPackageRegistryImpl(EPackage.Registry.INSTANCE); } return packageRegistry;
if (eParameterItemProvider == null) { eParameterItemProvider = new EParameterItemProvider(this); } return eParameterItemProvider;
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 createEParameterAdapter()
Number of AST nodes: 3 Number of AST nodes: 3
1
if (packageRegistry == null)
1
if (
2
    {
3
      packageRegistry = new EPackageRegistryImpl(EPackage.Registry.INSTANCE
2
eParameterItemProvider == null)
3
    {
4
);
4
      eParameterItemProvider = new EParameterItemProvider(this);
5
    }
5
    }
6
    return packageRegistry;
6
    return eParameterItemProvider;
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 (eParameterItemProvider == null)
    Differences
    Expression1Expression2Difference
    packageRegistryeParameterItemProviderVARIABLE_NAME_MISMATCH
    org.eclipse.emf.ecore.EPackage.Registryorg.eclipse.emf.ecore.provider.EParameterItemProviderVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.eclipse.emf.ecore.EPackage.Registry of variable packageRegistry does not match with type org.eclipse.emf.ecore.provider.EParameterItemProvider of variable eParameterItemProvider
    • Make classes org.eclipse.emf.ecore.EPackage.Registry and org.eclipse.emf.ecore.provider.EParameterItemProvider extend a common superclass
    1
    if (eParameterItemProvider == null)
                                                                                                                          
    2
    eParameterItemProvider = new EParameterItemProvider(this);
    2
    packageRegistry = new EPackageRegistryImpl(EPackage.Registry.INSTANCE);
                                                                                                                                                    
                                                                      
    3
    return eParameterItemProvider;
    Preondition Violations
    Unmatched return eParameterItemProvider;
    3
    return eParameterItemProvider;
    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.EParameterItemProvider of variable eParameterItemProvider
    2Unmatched return eParameterItemProvider;
    3Unmatched return packageRegistry;