173-47-176

if (childrenFeatures == null) { super.getChildrenFeatures(object); childrenFeatures.add(EcorePackage.Literals.EANNOTATION__DETAILS); childrenFeatures.add(EcorePackage.Literals.EANNOTATION__CONTENTS); } return childrenFeatures;
if (childrenFeatures == null) { super.getChildrenFeatures(object); childrenFeatures.add(ChangePackage.Literals.CHANGE_DESCRIPTION__OBJECT_CHANGES); childrenFeatures.add(ChangePackage.Literals.CHANGE_DESCRIPTION__OBJECTS_TO_ATTACH); childrenFeatures.add(ChangePackage.Literals.CHANGE_DESCRIPTION__RESOURCE_CHANGES); } return childrenFeatures;

Clone fragments detected by clone detection tool
File path: /emf-2.4.1/src/org/eclipse/emf/ecore/provider/EAnnotationItemProvider.java |  | File path: /emf-2.4.1/src/org/eclipse/emf/ecore/change/provider/ChangeDescriptionItemProvider.java
Method name: `Collection getChildrenFeatures(Object)` |  | Method name: `Collection getChildrenFeatures(Object)`
Number of AST nodes: 5 |  | Number of AST nodes: 6

1

    if (childrenFeatures == null)↵

1

    if (childrenFeatures == null)↵

2

        {↵

2

        {↵

3

          super.getChildrenFeatures(object);↵

3

          super.getChildrenFeatures(object);↵

4

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

4

          childrenFeatures.add(ChangePackage.Literals.CHANGE_DESCRIPTION__OBJECT_CHANGES);↵

5

          childrenFeatures.add(EcorePackage.Literals.EANNOTATION__CONTENT↵

5

          childrenFeatures.add(ChangePackage.Literals.CHANGE_DESCRIPTION__OBJECTS_TO_ATTACH);↵

6

    S);↵

6

          childrenFeatures.add(ChangePackage.Literals.CHANGE_DESCRIPTION__RESOURCE_CHANGES);↵

7

        }↵

7

        }↵

8

        return childrenFeatures;

8

        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) | 0.1
Clones location | Clones are in different classes having the same super class
Number of node comparisons | 21

1. {Non-refactorable}

   Mapping Summary
   Number of mapped statements | 5
   Number of unmapped statements in the first code fragment | 0
   Number of unmapped statements in the second code fragment | 1
   Time elapsed for statement mapping (ms) | 5.2
   Clone type | Type 3

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

   1

       if (childrenFeatures == null)

   1

       if (childrenFeatures == null)

   2

       super.getChildrenFeatures(object);

   2

       super.getChildrenFeatures(object);

   3

       childrenFeatures.add(EcorePackage.Literals.EANNOTATION__DETAILS);

   3 | childrenFeatures.add(EcorePackage.Literals.EANNOTATION__DETAILS);
   3 | childrenFeatures.add(ChangePackage.Literals.CHANGE_DESCRIPTION__OBJECT_CHANGES);

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   org.eclipse.emf.ecore.EcorePackage | org.eclipse.emf.ecore.change.ChangePackage | VARIABLE_TYPE_MISMATCH
   org.eclipse.emf.ecore.EcorePackage.Literals | org.eclipse.emf.ecore.change.ChangePackage.Literals | VARIABLE_TYPE_MISMATCH
   EANNOTATION__DETAILS | CHANGE_DESCRIPTION__OBJECT_CHANGES | VARIABLE_NAME_MISMATCH

   Preondition Violations

   Type org.eclipse.emf.ecore.EcorePackage of variable EcorePackage does not match with type org.eclipse.emf.ecore.change.ChangePackage of variable ChangePackage
   - Make classes org.eclipse.emf.ecore.EcorePackage and org.eclipse.emf.ecore.change.ChangePackage extend a common superclass

   Type org.eclipse.emf.ecore.EcorePackage.Literals of variable EcorePackage.Literals does not match with type org.eclipse.emf.ecore.change.ChangePackage.Literals of variable ChangePackage.Literals
   - Make classes org.eclipse.emf.ecore.EcorePackage.Literals and org.eclipse.emf.ecore.change.ChangePackage.Literals extend a common superclass

   3

       childrenFeatures.add(ChangePackage.Literals.CHANGE_DESCRIPTION__OBJECT_CHANGES);

   4

       childrenFeatures.add(EcorePackage.Literals.EANNOTATION__CONTENTS);

   4 | childrenFeatures.add(EcorePackage.Literals.EANNOTATION__CONTENTS);
   4 | childrenFeatures.add(ChangePackage.Literals.CHANGE_DESCRIPTION__OBJECTS_TO_ATTACH);

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   org.eclipse.emf.ecore.EcorePackage | org.eclipse.emf.ecore.change.ChangePackage | VARIABLE_TYPE_MISMATCH
   org.eclipse.emf.ecore.EcorePackage.Literals | org.eclipse.emf.ecore.change.ChangePackage.Literals | VARIABLE_TYPE_MISMATCH
   EANNOTATION__CONTENTS | CHANGE_DESCRIPTION__OBJECTS_TO_ATTACH | VARIABLE_NAME_MISMATCH

   Preondition Violations

   Type org.eclipse.emf.ecore.EcorePackage of variable EcorePackage does not match with type org.eclipse.emf.ecore.change.ChangePackage of variable ChangePackage
   - Make classes org.eclipse.emf.ecore.EcorePackage and org.eclipse.emf.ecore.change.ChangePackage extend a common superclass

   Type org.eclipse.emf.ecore.EcorePackage.Literals of variable EcorePackage.Literals does not match with type org.eclipse.emf.ecore.change.ChangePackage.Literals of variable ChangePackage.Literals
   - Make classes org.eclipse.emf.ecore.EcorePackage.Literals and org.eclipse.emf.ecore.change.ChangePackage.Literals extend a common superclass

   4

       childrenFeatures.add(ChangePackage.Literals.CHANGE_DESCRIPTION__OBJECTS_TO_ATTACH);

   5 | childrenFeatures.add(ChangePackage.Literals.CHANGE_DESCRIPTION__RESOURCE_CHANGES);

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

   5

       childrenFeatures.add(ChangePackage.Literals.CHANGE_DESCRIPTION__RESOURCE_CHANGES);

   5

       return childrenFeatures;

   6

       return childrenFeatures;

   Precondition Violations (5)
   Row | Violation
   --- | ---
   1 | Type org.eclipse.emf.ecore.EcorePackage of variable EcorePackage does not match with type org.eclipse.emf.ecore.change.ChangePackage of variable ChangePackage
   2 | Type org.eclipse.emf.ecore.EcorePackage.Literals of variable EcorePackage.Literals does not match with type org.eclipse.emf.ecore.change.ChangePackage.Literals of variable ChangePackage.Literals
   3 | Type org.eclipse.emf.ecore.EcorePackage of variable EcorePackage does not match with type org.eclipse.emf.ecore.change.ChangePackage of variable ChangePackage
   4 | Type org.eclipse.emf.ecore.EcorePackage.Literals of variable EcorePackage.Literals does not match with type org.eclipse.emf.ecore.change.ChangePackage.Literals of variable ChangePackage.Literals
   5 | Unmatched statement childrenFeatures.add(ChangePackage.Literals.CHANGE_DESCRIPTION__RESOURCE_CHANGES); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted