173-3-151

if (itemPropertyDescriptors == null) { super.getPropertyDescriptors(object); addContainmentPropertyDescriptor(object); addContainerPropertyDescriptor(object); addResolveProxiesPropertyDescriptor(object); addEOppositePropertyDescriptor(object); addEReferenceTypePropertyDescriptor(object); addEKeysPropertyDescriptor(object); } return itemPropertyDescriptors;
if (xSISchemaLocation == null) { xSISchemaLocation = new EcoreEMap<String,String>(EcorePackage.Literals.ESTRING_TO_STRING_MAP_ENTRY, EStringToStringMapEntryImpl.class, this, XMLNamespacePackage.XML_NAMESPACE_DOCUMENT_ROOT__XSI_SCHEMA_LOCATION); } return xSISchemaLocation;

Clone fragments detected by clone detection tool
File path: /emf-2.4.1/src/org/eclipse/emf/ecore/provider/EReferenceItemProvider.java |  | File path: /emf-2.4.1/src/org/eclipse/emf/ecore/xml/namespace/impl/XMLNamespaceDocumentRootImpl.java
Method name: `List getPropertyDescriptors(Object)` |  | Method name: `EMap getXSISchemaLocation()`
Number of AST nodes: 9 |  | Number of AST nodes: 3

1

    if (itemPropertyDescriptors == null)↵

1

    if (↵

2

        {↵

3

          super.getPropertyDescriptors(object);↵

4

          addContainmentPropertyDescriptor(object);↵

5

          addContainerPropertyDescriptor(object);↵

6

          addResolveProxiesPropertyDescriptor(object);↵

7

          addEOppositePropertyDescriptor(object);↵

8

          addEReferenceTypePropertyDescriptor(object);↵

9

          addEKeysPropertyDescriptor(object);↵

10

        }↵

11

        return itemPropertyDescriptors↵

2

    xSISchemaLocation == null)↵

3

        {↵

4

          xSISchemaLocation = new EcoreEMap<String,String>(EcorePackage.Literals.ESTRING_TO_STRING_MAP_ENTRY, EStringToStringMapEntryImpl.class, this, XMLNamespacePackage.XML_NAMESPACE_DOCUMENT_ROOT__XSI_SCHEMA_LOCATION);↵

5

        }↵

12

    ;

6

        return xSISchemaLocation;

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) | 0.2
Clones location | Clones are in different classes
Number of node comparisons | 17

1. {Non-refactorable}

   Mapping Summary
   Number of mapped statements | 1
   Number of unmapped statements in the first code fragment | 8
   Number of unmapped statements in the second code fragment | 2
   Time elapsed for statement mapping (ms) | 63.0
   Clone type | Type 3

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

   1

       if (itemPropertyDescriptors == null)

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

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   itemPropertyDescriptors | xSISchemaLocation | VARIABLE_NAME_MISMATCH
   java.util.List | org.eclipse.emf.common.util.EMap | VARIABLE_TYPE_MISMATCH

   Preondition Violations

   Type java.util.List<org.eclipse.emf.edit.provider.IItemPropertyDescriptor> of variable itemPropertyDescriptors does not match with type org.eclipse.emf.common.util.EMap<java.lang.String,java.lang.String> of variable xSISchemaLocation
   - Make classes java.util.List and org.eclipse.emf.common.util.EMap extend a common superclass

   1

       if (xSISchemaLocation == null)

   2 | xSISchemaLocation = new EcoreEMap<String, String>(EcorePackage.Literals.ESTRING_TO_STRING_MAP_ENTRY, EStringToStringMapEntryImpl.class, this, XMLNamespacePackage.XML_NAMESPACE_DOCUMENT_ROOT__XSI_SCHEMA_LOCATION);

   Preondition Violations
   Unmatched statement xSISchemaLocation=new EcoreEMap<String,String>(EcorePackage.Literals.ESTRING_TO_STRING_MAP_ENTRY,EStringToStringMapEntryImpl.class,this,XMLNamespacePackage.XML_NAMESPACE_DOCUMENT_ROOT__XSI_SCHEMA_LOCATION); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted

   2

       xSISchemaLocation = new EcoreEMap<String, String>(EcorePackage.Literals.ESTRING_TO_STRING_MAP_ENTRY, EStringToStringMapEntryImpl.class, this, XMLNamespacePackage.XML_NAMESPACE_DOCUMENT_ROOT__XSI_SCHEMA_LOCATION);

   2

       super.getPropertyDescriptors(object);

   3

       addContainmentPropertyDescriptor(object);

   3 | addContainmentPropertyDescriptor(object);

   Preondition Violations
   Unmatched statement addContainmentPropertyDescriptor(object); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted

   4

       addContainerPropertyDescriptor(object);

   4 | addContainerPropertyDescriptor(object);

   Preondition Violations
   Unmatched statement addContainerPropertyDescriptor(object); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted

   5

       addResolveProxiesPropertyDescriptor(object);

   5 | addResolveProxiesPropertyDescriptor(object);

   Preondition Violations
   Unmatched statement addResolveProxiesPropertyDescriptor(object); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted

   6

       addEOppositePropertyDescriptor(object);

   6 | addEOppositePropertyDescriptor(object);

   Preondition Violations
   Unmatched statement addEOppositePropertyDescriptor(object); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
   Unmatched statement addEOppositePropertyDescriptor(object); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted

   7

       addEReferenceTypePropertyDescriptor(object);

   7 | addEReferenceTypePropertyDescriptor(object);

   Preondition Violations
   Unmatched statement addEReferenceTypePropertyDescriptor(object); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted

   8

       addEKeysPropertyDescriptor(object);

   8 | addEKeysPropertyDescriptor(object);

   Preondition Violations
   Unmatched statement addEKeysPropertyDescriptor(object); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted

   3 | return xSISchemaLocation;

   Preondition Violations
   Unmatched return xSISchemaLocation;

   3

       return xSISchemaLocation;

   9

       return itemPropertyDescriptors;

   9 | return itemPropertyDescriptors;

   Preondition Violations
   Unmatched return itemPropertyDescriptors;

   Precondition Violations (12)
   Row | Violation
   --- | ---
   1 | Type java.util.List<org.eclipse.emf.edit.provider.IItemPropertyDescriptor> of variable itemPropertyDescriptors does not match with type org.eclipse.emf.common.util.EMap<java.lang.String,java.lang.String> of variable xSISchemaLocation
   2 | Unmatched statement xSISchemaLocation=new EcoreEMap<String,String>(EcorePackage.Literals.ESTRING_TO_STRING_MAP_ENTRY,EStringToStringMapEntryImpl.class,this,XMLNamespacePackage.XML_NAMESPACE_DOCUMENT_ROOT__XSI_SCHEMA_LOCATION); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
   3 | Unmatched statement addContainmentPropertyDescriptor(object); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
   4 | Unmatched statement addContainerPropertyDescriptor(object); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
   5 | Unmatched statement addResolveProxiesPropertyDescriptor(object); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
   6 | Unmatched statement addEOppositePropertyDescriptor(object); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
   7 | Unmatched statement addEOppositePropertyDescriptor(object); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
   8 | Unmatched statement addEReferenceTypePropertyDescriptor(object); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
   9 | Unmatched statement addEKeysPropertyDescriptor(object); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
   10 | Unmatched return xSISchemaLocation;
   11 | Unmatched return itemPropertyDescriptors;
   12 | The refactoring of the clones is infeasible, because the number of macthed statements is equal to zero