173-6-67

if (itemPropertyDescriptors == null) { super.getPropertyDescriptors(object); addNsURIPropertyDescriptor(object); addNsPrefixPropertyDescriptor(object); addEFactoryInstancePropertyDescriptor(object); } return itemPropertyDescriptors;
if (ePackageToGenPackageMap == null) { ePackageToGenPackageMap = new HashMap<EPackage, GenPackage>(); } return ePackageToGenPackageMap;

Clone fragments detected by clone detection tool
File path: /emf-2.4.1/src/org/eclipse/emf/ecore/provider/EPackageItemProvider.java |  | File path: /emf-2.4.1/src/org/eclipse/emf/exporter/ModelExporter.java
Method name: `List getPropertyDescriptors(Object)` |  | Method name: `Map getEPackageToGenPackageMap()`
Number of AST nodes: 6 |  | Number of AST nodes: 3

1

    if (itemPropertyDescriptors == null)↵

1

    if (↵

2

        {↵

3

          super.getPropertyDescriptors(object);↵

4

          addNsURIPropertyDescriptor(object);↵

5

          addNsPrefixPropertyDescriptor(object);↵

6

          addEFactoryInstancePropertyDescriptor(object);↵

7

        }↵

8

        return itemPropertyDescriptors↵

2

    ePackageToGenPackageMap == null)↵

3

        {↵

4

          ePackageToGenPackageMap = new HashMap<EPackage, GenPackage>();↵

5

        }↵

9

    ;

6

        return ePackageToGenPackageMap;

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 | 11

1. {Non-refactorable}

   Mapping Summary
   Number of mapped statements | 1
   Number of unmapped statements in the first code fragment | 5
   Number of unmapped statements in the second code fragment | 2
   Time elapsed for statement mapping (ms) | 0.9
   Clone type | Type 3

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

   1

       if (itemPropertyDescriptors == null)

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

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   itemPropertyDescriptors | ePackageToGenPackageMap | VARIABLE_NAME_MISMATCH
   java.util.List | java.util.Map | 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.Map<org.eclipse.emf.ecore.EPackage,org.eclipse.emf.codegen.ecore.genmodel.GenPackage> of variable ePackageToGenPackageMap
   - Make classes java.util.List and java.util.Map extend a common superclass

   1

       if (ePackageToGenPackageMap == null)

   2

       ePackageToGenPackageMap = new HashMap<EPackage, GenPackage>();

   2

       super.getPropertyDescriptors(object);

   3

       addNsURIPropertyDescriptor(object);

   4

       addNsPrefixPropertyDescriptor(object);

   5

       addEFactoryInstancePropertyDescriptor(object);

   3 | return ePackageToGenPackageMap;

   Preondition Violations
   Unmatched return ePackageToGenPackageMap;

   3

       return ePackageToGenPackageMap;

   6

       return itemPropertyDescriptors;

   6 | 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.Map<org.eclipse.emf.ecore.EPackage,org.eclipse.emf.codegen.ecore.genmodel.GenPackage> of variable ePackageToGenPackageMap
   2 | Unmatched return ePackageToGenPackageMap;
   3 | Unmatched return itemPropertyDescriptors;