173-117-183

if (defaultURIConverter == null) { defaultURIConverter = new ExtensibleURIConverterImpl(); } return defaultURIConverter;
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/resource/impl/ResourceImpl.java |  | File path: /emf-2.4.1/src/org/eclipse/emf/ecore/xml/type/util/XMLTypeResourceImpl.java
Method name: `URIConverter getDefaultURIConverter()` |  | Method name: `void characters(char[], int, int)`
Number of AST nodes: 3 |  | Number of AST nodes: 3

1

    if (defaultURIConverter == null)↵

1

    if (stringBuffer == null)↵

2

        {↵

2

          {↵

3

          defaultURIConverter = new ExtensibleURIConverterImpl();↵

3

            stringBuffer = new StringBuffer();↵

4

        }↵

4

          }↵

5

        return defaultURIConverter;

5

          stringBuffer.append(text, start, length);

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 (defaultURIConverter == null)

   1 | if (defaultURIConverter == null)
   1 | if (stringBuffer == null)

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   defaultURIConverter | stringBuffer | VARIABLE_NAME_MISMATCH
   org.eclipse.emf.ecore.resource.URIConverter | java.lang.StringBuffer | VARIABLE_TYPE_MISMATCH

   Preondition Violations

   Type org.eclipse.emf.ecore.resource.URIConverter of variable defaultURIConverter does not match with type java.lang.StringBuffer of variable stringBuffer
   - Make classes org.eclipse.emf.ecore.resource.URIConverter and java.lang.StringBuffer extend a common superclass

   1

       if (stringBuffer == null)

   2

       stringBuffer = new StringBuffer();

   2

       defaultURIConverter = new ExtensibleURIConverterImpl();

   3

       stringBuffer.append(text, start, length);

   3

       return defaultURIConverter;

   3 | return defaultURIConverter;

   Preondition Violations
   Unmatched return defaultURIConverter;

   Precondition Violations (2)
   Row | Violation
   --- | ---
   1 | Type org.eclipse.emf.ecore.resource.URIConverter of variable defaultURIConverter does not match with type java.lang.StringBuffer of variable stringBuffer
   2 | Unmatched return defaultURIConverter;