if (objectChanges == null) { objectChanges = new EcoreEMap<EObject,EList<FeatureChange>>(ChangePackage.Literals.EOBJECT_TO_CHANGES_MAP_ENTRY, EObjectToChangesMapEntryImpl.class, this, ChangePackage.CHANGE_DESCRIPTION__OBJECT_CHANGES); } return objectChanges;
if (resourceChangeItemProvider == null) { resourceChangeItemProvider = new ResourceChangeItemProvider(this); } return resourceChangeItemProvider;
Clone fragments detected by clone detection tool
File path: /emf-2.4.1/src/org/eclipse/emf/ecore/change/impl/ChangeDescriptionImpl.java File path: /emf-2.4.1/src/org/eclipse/emf/ecore/change/provider/ChangeItemProviderAdapterFactory.java
Method name: EMap> getObjectChanges() Method name: Adapter createResourceChangeAdapter()
Number of AST nodes: 3 Number of AST nodes: 3
1
if (objectChanges == null)
1
if (
2
    {
3
      objectChanges = new EcoreEMap<EObject,EList<Feat
2
resourceChangeItemProvider == null)
3
    {
4
ureChange>>(ChangePackage.Literals.EOBJECT_TO_CHANGES_MAP_ENTRY, EObjectToChangesMapEntryImpl.class, this, ChangePackage.CHANGE_DESCRIPTION__OBJECT_CHANGES);
4
      resourceChangeItemProvider = new ResourceChangeItemProvider(this);
5
    }
5
    }
6
    return objectChanges;
6
    return resourceChangeItemProvider;
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 (objectChanges == null)
    1
    if (objectChanges == null)
    1
    if (resourceChangeItemProvider == null)
    Differences
    Expression1Expression2Difference
    objectChangesresourceChangeItemProviderVARIABLE_NAME_MISMATCH
    org.eclipse.emf.common.util.EMap>org.eclipse.emf.ecore.change.provider.ResourceChangeItemProviderVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.eclipse.emf.common.util.EMap<org.eclipse.emf.ecore.EObject,org.eclipse.emf.common.util.EList<org.eclipse.emf.ecore.change.FeatureChange>> of variable objectChanges does not match with type org.eclipse.emf.ecore.change.provider.ResourceChangeItemProvider of variable resourceChangeItemProvider
    • Make classes org.eclipse.emf.common.util.EMap> and org.eclipse.emf.ecore.change.provider.ResourceChangeItemProvider extend a common superclass
    1
    if (resourceChangeItemProvider == null)
                                                                                                                                          
    2
    resourceChangeItemProvider = new ResourceChangeItemProvider(this);
    2
    objectChanges = new EcoreEMap<EObject, EList<FeatureChange>>(ChangePackage.Literals.EOBJECT_TO_CHANGES_MAP_ENTRY, EObjectToChangesMapEntryImpl.class, this, ChangePackage.CHANGE_DESCRIPTION__OBJECT_CHANGES);
                                                                                                                                                                                                                                                                                                                                                                                                                          
                                                                              
    3
    return resourceChangeItemProvider;
    Preondition Violations
    Unmatched return resourceChangeItemProvider;
    3
    return resourceChangeItemProvider;
    3
    return objectChanges;
    3
    return objectChanges;
    Preondition Violations
    Unmatched return objectChanges;
                                                    
    Precondition Violations (3)
    Row Violation
    1Type org.eclipse.emf.common.util.EMap<org.eclipse.emf.ecore.EObject,org.eclipse.emf.common.util.EList<org.eclipse.emf.ecore.change.FeatureChange>> of variable objectChanges does not match with type org.eclipse.emf.ecore.change.provider.ResourceChangeItemProvider of variable resourceChangeItemProvider
    2Unmatched return resourceChangeItemProvider;
    3Unmatched return objectChanges;