173-105-176

if (pathMap == null) { pathMap = new HashMap<String, String>(); } return pathMap;
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/importer/rose/RoseImporter.java |  | File path: /emf-2.4.1/src/org/eclipse/emf/ecore/change/provider/ChangeDescriptionItemProvider.java
Method name: `Map getPathMap()` |  | Method name: `Collection getChildrenFeatures(Object)`
Number of AST nodes: 3 |  | Number of AST nodes: 6

1

    if (pathMap == null)↵

1

    if (childrenFeatures == null)↵

2

        {↵

2

        {↵

3

          pathMap = new HashMap<String, String>(↵

3

          super.getChildrenFeatures(object);↵

4

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

5

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

4

    );↵

6

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

5

        }↵

7

        }↵

6

        return pathMap;

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
Number of node comparisons | 11

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 | 5
   Time elapsed for statement mapping (ms) | 0.6
   Clone type | Type 3

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

   1

       if (pathMap == null)

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

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   pathMap | childrenFeatures | VARIABLE_NAME_MISMATCH
   java.util.Map | java.util.List | VARIABLE_TYPE_MISMATCH

   Preondition Violations

   Type java.util.Map<java.lang.String,java.lang.String> of variable pathMap does not match with type java.util.List<org.eclipse.emf.ecore.EStructuralFeature> of variable childrenFeatures
   - Make classes java.util.Map and java.util.List extend a common superclass

   1

       if (childrenFeatures == null)

   2

       super.getChildrenFeatures(object);

   2

       pathMap = new HashMap<String, String>();

   3

       childrenFeatures.add(ChangePackage.Literals.CHANGE_DESCRIPTION__OBJECT_CHANGES);

   4

       childrenFeatures.add(ChangePackage.Literals.CHANGE_DESCRIPTION__OBJECTS_TO_ATTACH);

   5

       childrenFeatures.add(ChangePackage.Literals.CHANGE_DESCRIPTION__RESOURCE_CHANGES);

   3

       return pathMap;

   3 | return pathMap;

   Preondition Violations
   Unmatched return pathMap;

   6 | return childrenFeatures;

   Preondition Violations
   Unmatched return childrenFeatures;

   6

       return childrenFeatures;

   Precondition Violations (3)
   Row | Violation
   --- | ---
   1 | Type java.util.Map<java.lang.String,java.lang.String> of variable pathMap does not match with type java.util.List<org.eclipse.emf.ecore.EStructuralFeature> of variable childrenFeatures
   2 | Unmatched return pathMap;
   3 | Unmatched return childrenFeatures;