173-148-177

if (memberTypes == null) { setMemberTypes(basicGetMemberTypes(eDataType)); } return memberTypes;
if (childrenFeatures == null) { super.getChildrenFeatures(object); childrenFeatures.add(EcorePackage.Literals.ECLASS__EOPERATIONS); childrenFeatures.add(EcorePackage.Literals.ECLASS__ESTRUCTURAL_FEATURES); childrenFeatures.add(2, EcorePackage.Literals.ECLASS__EGENERIC_SUPER_TYPES); } return childrenFeatures;

Clone fragments detected by clone detection tool
File path: /emf-2.4.1/src/org/eclipse/emf/ecore/util/BasicExtendedMetaData.java |  | File path: /emf-2.4.1/src/org/eclipse/emf/ecore/provider/EClassItemProvider.java
Method name: `List getMemberTypes()` |  | Method name: `Collection getChildrenFeatures(Object)`
Number of AST nodes: 3 |  | Number of AST nodes: 6

1

    if (memberTypes == null)↵

1

    if (childrenFeatures == null)↵

2

          {↵

2

        {↵

3

            setMemberTypes(basicGetMemberTypes(eDataType));↵

3

          ↵

4

          }↵

4

    super.getChildrenFeatures(object);↵

5

          childrenFeatures.add(EcorePackage.Literals.ECLASS__EOPERATIONS);↵

6

          childrenFeatures.add(EcorePackage.Literals.ECLASS__ESTRUCTURAL_FEATURES);↵

7

          childrenFeatures.add(2, EcorePackage.Literals.ECLASS__EGENERIC_SUPER_TYPES);↵

5

       ↵

8

        }↵

6

       return memberTypes;

9

        return childrenFeatures;

See real code fragment |  | See real code fragment

Summary
Number of common nesting structure subtrees | 1
Number of refactorable cases | 0
Number of non-refactorable cases | 1
Time elapsed for finding largest common nesting structure subtrees (ms) | 0.3
Clones location | Clones are in different classes
Number of node comparisons | 11

1. {Non-refactorable}

   Mapping Summary
   Number of mapped statements | 2
   Number of unmapped statements in the first code fragment | 1
   Number of unmapped statements in the second code fragment | 4
   Time elapsed for statement mapping (ms) | 62.4
   Clone type | Type 3

   Mapped Statements
   ID | Statement |  | ID | Statement
   --- | --- | --- | --- | ---

   1

       if (memberTypes == null)

   1 | if (memberTypes == null)
   1 | if (childrenFeatures == null)

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   memberTypes | childrenFeatures | VARIABLE_NAME_MISMATCH

   1

       if (childrenFeatures == null)

   2

       super.getChildrenFeatures(object);

   2

       setMemberTypes(basicGetMemberTypes(eDataType));

   2 | setMemberTypes(basicGetMemberTypes(eDataType));

   Preondition Violations
   Unmatched statement setMemberTypes(basicGetMemberTypes(eDataType)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted

   3 | childrenFeatures.add(EcorePackage.Literals.ECLASS__EOPERATIONS);

   Preondition Violations
   Unmatched statement childrenFeatures.add(EcorePackage.Literals.ECLASS__EOPERATIONS); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted

   3

       childrenFeatures.add(EcorePackage.Literals.ECLASS__EOPERATIONS);

   4 | childrenFeatures.add(EcorePackage.Literals.ECLASS__ESTRUCTURAL_FEATURES);

   Preondition Violations
   Unmatched statement childrenFeatures.add(EcorePackage.Literals.ECLASS__ESTRUCTURAL_FEATURES); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted

   4

       childrenFeatures.add(EcorePackage.Literals.ECLASS__ESTRUCTURAL_FEATURES);

   5 | childrenFeatures.add(2, EcorePackage.Literals.ECLASS__EGENERIC_SUPER_TYPES);

   Preondition Violations
   Unmatched statement childrenFeatures.add(2,EcorePackage.Literals.ECLASS__EGENERIC_SUPER_TYPES); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted

   5

       childrenFeatures.add(2, EcorePackage.Literals.ECLASS__EGENERIC_SUPER_TYPES);

   3

       return memberTypes;

   3 | return memberTypes;
   6 | return childrenFeatures;

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   memberTypes | childrenFeatures | VARIABLE_NAME_MISMATCH

   6

       return childrenFeatures;

   Precondition Violations (5)
   Row | Violation
   --- | ---
   1 | Unmatched statement setMemberTypes(basicGetMemberTypes(eDataType)); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
   2 | Unmatched statement childrenFeatures.add(EcorePackage.Literals.ECLASS__EOPERATIONS); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
   3 | Unmatched statement childrenFeatures.add(EcorePackage.Literals.ECLASS__ESTRUCTURAL_FEATURES); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
   4 | Unmatched statement childrenFeatures.add(2,EcorePackage.Literals.ECLASS__EGENERIC_SUPER_TYPES); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
   5 | The refactoring of the clones is infeasible, because classes org.eclipse.emf.ecore.util.BasicExtendedMetaData.EDataTypeExtendedMetaDataImpl and org.eclipse.emf.ecore.provider.EClassItemProvider do not have a common superclass