if (resourceChangeItemProvider == null) { resourceChangeItemProvider = new ResourceChangeItemProvider(this); } return resourceChangeItemProvider;
if (stringBuffer == null) { stringBuffer = new StringBuffer(); } stringBuffer.append(text, start, length);
Clone fragments detected by clone detection tool
File path: /emf-2.4.1/src/org/eclipse/emf/ecore/change/provider/ChangeItemProviderAdapterFactory.java File path: /emf-2.4.1/src/org/eclipse/emf/ecore/xml/type/util/XMLTypeResourceImpl.java
Method name: Adapter createResourceChangeAdapter() Method name: void characters(char[], int, int)
Number of AST nodes: 3 Number of AST nodes: 3
1
if (resourceChangeItemProvider == null)
1
if (stringBuffer == null)
2
    {
2
      {
3
      resourceChangeItemProvider = new ResourceChangeItemProvider(this);
3
        stringBuffer = new StringBuffer();
4
    }
4
      }
5
    return resourceChangeItemProvider;
5
      stringBuffer.append(text, start, length);
Summary
Number of common nesting structure subtrees1
Number of refactorable cases0
Number of non-refactorable cases1
Time elapsed for finding largest common nesting structure subtrees (ms)0.1
Clones locationClones are in different classes
Number of node comparisons5
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements1
    Number of unmapped statements in the first code fragment2
    Number of unmapped statements in the second code fragment2
    Time elapsed for statement mapping (ms)0.3
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (resourceChangeItemProvider == null)
    1
    if (resourceChangeItemProvider == null)
    1
    if (stringBuffer == null)
    Differences
    Expression1Expression2Difference
    resourceChangeItemProviderstringBufferVARIABLE_NAME_MISMATCH
    org.eclipse.emf.ecore.change.provider.ResourceChangeItemProviderjava.lang.StringBufferVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.eclipse.emf.ecore.change.provider.ResourceChangeItemProvider of variable resourceChangeItemProvider does not match with type java.lang.StringBuffer of variable stringBuffer
    • Make classes org.eclipse.emf.ecore.change.provider.ResourceChangeItemProvider and java.lang.StringBuffer extend a common superclass
    1
    if (stringBuffer == null)
                                                                          
    2
    stringBuffer = new StringBuffer();
    2
    resourceChangeItemProvider = new ResourceChangeItemProvider(this);
                                                                                                                                          
                                                                                        
    3
    stringBuffer.append(text, start, length);
    3
    return resourceChangeItemProvider;
    3
    return resourceChangeItemProvider;
    Preondition Violations
    Unmatched return resourceChangeItemProvider;
                                                                              
    Precondition Violations (2)
    Row Violation
    1Type org.eclipse.emf.ecore.change.provider.ResourceChangeItemProvider of variable resourceChangeItemProvider does not match with type java.lang.StringBuffer of variable stringBuffer
    2Unmatched return resourceChangeItemProvider;