if (referenceValues == null) { referenceValues = new EObjectResolvingEList<EObject>(EObject.class, this, ChangePackage.LIST_CHANGE__REFERENCE_VALUES); } return referenceValues;
if (objectsToDetach == null) { objectsToDetach = new EObjectEList<EObject>(EObject.class, this, ChangePackage.CHANGE_DESCRIPTION__OBJECTS_TO_DETACH); } return objectsToDetach;
Clone fragments detected by clone detection tool
File path: /emf-2.4.1/src/org/eclipse/emf/ecore/change/impl/ListChangeImpl.java File path: /emf-2.4.1/src/org/eclipse/emf/ecore/change/impl/ChangeDescriptionImpl.java
Method name: EList getReferenceValues() Method name: EList getObjectsToDetachGen()
Number of AST nodes: 3 Number of AST nodes: 3
1
if (referenceValues == null)
1
if (objectsToDetach == null)
2
    {
2
    {
3
      referenceValues = new EObjectResolvingEList<EObject>(EObject.class, this, ChangePackage.LIST_CHANGE__REFERENCE_VALUES);
3
      objectsToDetach = new EObjectEList<EObject>(EObject.class, this, ChangePackage.CHANGE_DESCRIPTION__OBJECTS_TO_DETACH);
4
    }
4
    }
5
    return referenceValues;
5
    return objectsToDetach;
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 having the same super class
Number of node comparisons5
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements3
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)0.7
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (referenceValues == null)
    1
    if (referenceValues == null)
    1
    if (objectsToDetach == null)
    Differences
    Expression1Expression2Difference
    referenceValuesobjectsToDetachVARIABLE_NAME_MISMATCH
    1
    if (objectsToDetach == null)
    2
    referenceValues = new EObjectResolvingEList<EObject>(EObject.class, this, ChangePackage.LIST_CHANGE__REFERENCE_VALUES);
    2
    referenceValues = new EObjectResolvingEList<EObject>(EObject.class, this, ChangePackage.LIST_CHANGE__REFERENCE_VALUES);
    2
    objectsToDetach = new EObjectEList<EObject>(EObject.class, this, ChangePackage.CHANGE_DESCRIPTION__OBJECTS_TO_DETACH);
    Differences
    Expression1Expression2Difference
    referenceValuesobjectsToDetachVARIABLE_NAME_MISMATCH
    org.eclipse.emf.ecore.util.EObjectResolvingEListorg.eclipse.emf.ecore.util.EObjectEListSUBCLASS_TYPE_MISMATCH
    LIST_CHANGE__REFERENCE_VALUESCHANGE_DESCRIPTION__OBJECTS_TO_DETACHVARIABLE_NAME_MISMATCH
    Preondition Violations
    Expression referenceValues is a field being modified, and thus it cannot be parameterized
    Expression objectsToDetach is a field being modified, and thus it cannot be parameterized
    2
    objectsToDetach = new EObjectEList<EObject>(EObject.class, this, ChangePackage.CHANGE_DESCRIPTION__OBJECTS_TO_DETACH);
    3
    return referenceValues;
    3
    return referenceValues;
    3
    return objectsToDetach;
    Differences
    Expression1Expression2Difference
    referenceValuesobjectsToDetachVARIABLE_NAME_MISMATCH
    Preondition Violations
    Expression referenceValues cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression objectsToDetach cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3
    return objectsToDetach;
    Precondition Violations (4)
    Row Violation
    1Expression referenceValues is a field being modified, and thus it cannot be parameterized
    2Expression objectsToDetach is a field being modified, and thus it cannot be parameterized
    3Expression referenceValues cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression objectsToDetach cannot be parameterized, because it has dependencies to/from statements that will be extracted