173-104-135

if (fileExtensions == null) { fileExtensions = new ArrayList<String>(); } return fileExtensions;
if (eDataTypeItemProvider == null) { eDataTypeItemProvider = new EDataTypeItemProvider(this); } return eDataTypeItemProvider;

Clone fragments detected by clone detection tool
File path: /emf-2.4.1/src/org/eclipse/emf/importer/ModelImporter.java |  | File path: /emf-2.4.1/src/org/eclipse/emf/ecore/provider/EcoreItemProviderAdapterFactory.java
Method name: `List getFileExtensions()` |  | Method name: `Adapter createEDataTypeAdapter()`
Number of AST nodes: 3 |  | Number of AST nodes: 3

1

    if (fileExtensions == null)↵

1

    if (eDataTypeItemProvider == null)↵

2

        {↵

2

        {↵

3

          fileExtensions = new ArrayList<String>();↵

3

          eDataTypeItemProvider = new EDataTypeItemProvider(this);↵

4

        }↵

4

        }↵

5

        return fileExtensions;

5

        return eDataTypeItemProvider;

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 | 5

1. {Non-refactorable}

   Mapping Summary
   Number of mapped statements | 1
   Number of unmapped statements in the first code fragment | 2
   Number of unmapped statements in the second code fragment | 2
   Time elapsed for statement mapping (ms) | 0.3
   Clone type | Type 2

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

   1

       if (fileExtensions == null)

   1 | if (fileExtensions == null)
   1 | if (eDataTypeItemProvider == null)

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   fileExtensions | eDataTypeItemProvider | VARIABLE_NAME_MISMATCH
   java.util.List | org.eclipse.emf.ecore.provider.EDataTypeItemProvider | VARIABLE_TYPE_MISMATCH

   Preondition Violations

   Type java.util.List<java.lang.String> of variable fileExtensions does not match with type org.eclipse.emf.ecore.provider.EDataTypeItemProvider of variable eDataTypeItemProvider
   - Make classes java.util.List and org.eclipse.emf.ecore.provider.EDataTypeItemProvider extend a common superclass

   1

       if (eDataTypeItemProvider == null)

   2

       eDataTypeItemProvider = new EDataTypeItemProvider(this);

   2

       fileExtensions = new ArrayList<String>();

   3 | return eDataTypeItemProvider;

   Preondition Violations
   Unmatched return eDataTypeItemProvider;

   3

       return eDataTypeItemProvider;

   3

       return fileExtensions;

   3 | return fileExtensions;

   Preondition Violations
   Unmatched return fileExtensions;

   Precondition Violations (3)
   Row | Violation
   --- | ---
   1 | Type java.util.List<java.lang.String> of variable fileExtensions does not match with type org.eclipse.emf.ecore.provider.EDataTypeItemProvider of variable eDataTypeItemProvider
   2 | Unmatched return eDataTypeItemProvider;
   3 | Unmatched return fileExtensions;