173-3-109

if (itemPropertyDescriptors == null) { super.getPropertyDescriptors(object); addContainmentPropertyDescriptor(object); addContainerPropertyDescriptor(object); addResolveProxiesPropertyDescriptor(object); addEOppositePropertyDescriptor(object); addEReferenceTypePropertyDescriptor(object); addEKeysPropertyDescriptor(object); } return itemPropertyDescriptors;
if (affectedObjects == null) { affectedObjects = Collections.singletonList(WrapperItemProvider.this); } return affectedObjects;

Clone fragments detected by clone detection tool
File path: /emf-2.4.1/src/org/eclipse/emf/ecore/provider/EReferenceItemProvider.java |  | File path: /emf-2.4.1/src/org/eclipse/emf/edit/provider/WrapperItemProvider.java
Method name: `List getPropertyDescriptors(Object)` |  | Method name: `Collection getAffectedObjects()`
Number of AST nodes: 9 |  | Number of AST nodes: 3

1

    if (itemPropertyDescriptors == null)↵

1

    if (affectedObjects == null)↵

2

        {↵

2

          {↵

3

          super.getPropertyDescriptors(object);↵

3

          ↵

4

          addContainmentPropertyDescriptor(object);↵

5

          addContainerPropertyDescriptor(object);↵

6

          addResolveProxiesPropertyDescriptor(object);↵

7

          addEOppositePropertyDescriptor(object);↵

8

          addEReferenceTypePropertyDescriptor(object);↵

9

          addEKeysPropertyDescriptor(object);↵

10

        }↵

11

        return itemPropertyDescriptor↵

4

      affectedObjects = Collections.singletonList(WrapperItemProvider.this);↵

5

          }↵

12

    s;

6

          return affectedObjects;

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
Number of node comparisons | 17

1. {Non-refactorable}

   Mapping Summary
   Number of mapped statements | 1
   Number of unmapped statements in the first code fragment | 8
   Number of unmapped statements in the second code fragment | 2
   Time elapsed for statement mapping (ms) | 1.3
   Clone type | Type 3

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

   1

       if (itemPropertyDescriptors == null)

   1 | if (itemPropertyDescriptors == null)
   1 | if (affectedObjects == null)

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   itemPropertyDescriptors | affectedObjects | VARIABLE_NAME_MISMATCH
   java.util.List | java.util.Collection<> | VARIABLE_TYPE_MISMATCH

   Preondition Violations

   Type java.util.List<org.eclipse.emf.edit.provider.IItemPropertyDescriptor> of variable itemPropertyDescriptors does not match with type java.util.Collection<> of variable affectedObjects
   - Make classes java.util.List and java.util.Collection<> extend a common superclass

   1

       if (affectedObjects == null)

   2

       affectedObjects = Collections.singletonList(WrapperItemProvider.this);

   2

       super.getPropertyDescriptors(object);

   3

       addContainmentPropertyDescriptor(object);

   4

       addContainerPropertyDescriptor(object);

   5

       addResolveProxiesPropertyDescriptor(object);

   6

       addEOppositePropertyDescriptor(object);

   7

       addEReferenceTypePropertyDescriptor(object);

   8

       addEKeysPropertyDescriptor(object);

   3 | return affectedObjects;

   Preondition Violations
   Unmatched return affectedObjects;

   3

       return affectedObjects;

   9

       return itemPropertyDescriptors;

   9 | return itemPropertyDescriptors;

   Preondition Violations
   Unmatched return itemPropertyDescriptors;

   Precondition Violations (3)
   Row | Violation
   --- | ---
   1 | Type java.util.List<org.eclipse.emf.edit.provider.IItemPropertyDescriptor> of variable itemPropertyDescriptors does not match with type java.util.Collection<> of variable affectedObjects
   2 | Unmatched return affectedObjects;
   3 | Unmatched return itemPropertyDescriptors;