173-58-109

if (mirrorGradient == null) { mirrorGradient = createGradient(false); } return mirrorGradient;
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/common/ui/ViewerPane.java |  | File path: /emf-2.4.1/src/org/eclipse/emf/edit/provider/WrapperItemProvider.java
Method name: `Image getGradient(boolean)` |  | Method name: `Collection getAffectedObjects()`
Number of AST nodes: 3 |  | Number of AST nodes: 3

1

    if (mirrorGradient == null)↵

1

    if (affectedObjects == null)↵

2

          {↵

2

          {↵

3

            mirrorGradient = createGradient(false);↵

3

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

4

          }↵

4

          }↵

5

          return mirrorGradient;

5

          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 | 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
   --- | --- | --- | --- | ---

   5

       if (mirrorGradient == null)

   5 | if (mirrorGradient == null)
   1 | if (affectedObjects == null)

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   mirrorGradient | affectedObjects | VARIABLE_NAME_MISMATCH
   org.eclipse.swt.graphics.Image | java.util.Collection<> | VARIABLE_TYPE_MISMATCH

   Preondition Violations

   Type org.eclipse.swt.graphics.Image of variable mirrorGradient does not match with type java.util.Collection<> of variable affectedObjects
   - Make classes org.eclipse.swt.graphics.Image and java.util.Collection<> extend a common superclass

   1

       if (affectedObjects == null)

   2

       affectedObjects = Collections.singletonList(WrapperItemProvider.this);

   6

       mirrorGradient = createGradient(false);

   3 | return affectedObjects;

   Preondition Violations
   Unmatched return affectedObjects;

   3

       return affectedObjects;

   7

       return mirrorGradient;

   7 | return mirrorGradient;

   Preondition Violations
   Unmatched return mirrorGradient;

   Precondition Violations (3)
   Row | Violation
   --- | ---
   1 | Type org.eclipse.swt.graphics.Image of variable mirrorGradient does not match with type java.util.Collection<> of variable affectedObjects
   2 | Unmatched return affectedObjects;
   3 | Unmatched return mirrorGradient;