if (objectsToDetach == null) { objectsToDetach = new EObjectEList<EObject>(EObject.class, this, ChangePackage.CHANGE_DESCRIPTION__OBJECTS_TO_DETACH); } return objectsToDetach;
if (result == null) { result = new ArrayList<EStructuralFeature>(); } result.add(eStructuralFeature); break;
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/util/BasicExtendedMetaData.java
Method name: EList getObjectsToDetachGen() Method name: List getElements(EClass)
Number of AST nodes: 3 Number of AST nodes: 4
1
if (objectsToDetach == null)
1
if (result == null)
2
    {
2
          {
3
      objectsToDetach = new EObjectEList<EObject>(EObject.class, this, ChangePackage.CHANGE_DESCRIPTION__OBJECTS_TO_DETACH
3
            result = new ArrayList<EStructuralFeature>();
4
          }
4
);
5
          result.add(eStructuralFeature);
5
    }
6
    
6
    return objectsToDetach;
7
      break;
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 comparisons6
  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 fragment3
    Time elapsed for statement mapping (ms)0.4
    Clone typeType 3
    Mapped Statements
    ID Statement ID Statement
    1
    if (objectsToDetach == null)
    1
    if (objectsToDetach == null)
    9
    if (result == null)
    Differences
    Expression1Expression2Difference
    objectsToDetachresultVARIABLE_NAME_MISMATCH
    org.eclipse.emf.common.util.EListjava.util.ListVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.eclipse.emf.common.util.EList<org.eclipse.emf.ecore.EObject> of variable objectsToDetach does not match with type java.util.List<org.eclipse.emf.ecore.EStructuralFeature> of variable result
    • Make classes org.eclipse.emf.common.util.EList and java.util.List extend a common superclass
    9
    if (result == null)
    2
    objectsToDetach = new EObjectEList<EObject>(EObject.class, this, ChangePackage.CHANGE_DESCRIPTION__OBJECTS_TO_DETACH);
                                                                                                                                                                                                                                              
                                                                                                  
    10
    result = new ArrayList<EStructuralFeature>();
    Preondition Violations
    Unmatched statement result=new ArrayList<EStructuralFeature>(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    10
    result = new ArrayList<EStructuralFeature>();
    3
    return objectsToDetach;
    3
    return objectsToDetach;
    Preondition Violations
    Unmatched return objectsToDetach;
                                                        
                                                                          
    11
    result.add(eStructuralFeature);
                        
    12
    break;
    Preondition Violations
    Unmatched break;
    12
    break;
    Precondition Violations (4)
    Row Violation
    1Type org.eclipse.emf.common.util.EList<org.eclipse.emf.ecore.EObject> of variable objectsToDetach does not match with type java.util.List<org.eclipse.emf.ecore.EStructuralFeature> of variable result
    2Unmatched statement result=new ArrayList<EStructuralFeature>(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    3Unmatched return objectsToDetach;
    4Unmatched break;