if (listChanges == null) { listChanges = new EObjectContainmentEList<ListChange>(ListChange.class, this, ChangePackage.FEATURE_CHANGE__LIST_CHANGES); } return listChanges;
if (xMLNSPrefixMap == null) { xMLNSPrefixMap = new EcoreEMap<String,String>(EcorePackage.Literals.ESTRING_TO_STRING_MAP_ENTRY, EStringToStringMapEntryImpl.class, this, XMLNamespacePackage.XML_NAMESPACE_DOCUMENT_ROOT__XMLNS_PREFIX_MAP); } return xMLNSPrefixMap;
Clone fragments detected by clone detection tool
File path: /emf-2.4.1/src/org/eclipse/emf/ecore/change/impl/FeatureChangeImpl.java File path: /emf-2.4.1/src/org/eclipse/emf/ecore/xml/namespace/impl/XMLNamespaceDocumentRootImpl.java
Method name: EList getListChanges() Method name: EMap getXMLNSPrefixMap()
Number of AST nodes: 3 Number of AST nodes: 3
1
if (listChanges == null)
1
if (xMLNSPrefixMap == null)
2
    {
2
    {
3
      listChanges = new EObjectContainmentEList<ListChange>(ListChange.class, this, ChangePackage.FEATURE_CHANGE__LIST_CHANGES);
3
      xMLNSPrefixMap = new EcoreEMap<String,String>(EcorePackage.Literals.ESTRING_TO_STRING_MAP_ENTRY, EStringToStringMapEntryImpl.class, this, XMLNamespacePackage.XML_NAMESPACE_DOCUMENT_ROOT__XMLNS_PREFIX_MAP);
4
    }
4
    }
5
    return listChanges;
5
    return xMLNSPrefixMap;
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 having the same super class
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 (listChanges == null)
    1
    if (listChanges == null)
    1
    if (xMLNSPrefixMap == null)
    Differences
    Expression1Expression2Difference
    listChangesxMLNSPrefixMapVARIABLE_NAME_MISMATCH
    org.eclipse.emf.common.util.EListorg.eclipse.emf.common.util.EMapVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.eclipse.emf.common.util.EList<org.eclipse.emf.ecore.change.ListChange> of variable listChanges does not match with type org.eclipse.emf.common.util.EMap<java.lang.String,java.lang.String> of variable xMLNSPrefixMap
    • Make classes org.eclipse.emf.common.util.EList and org.eclipse.emf.common.util.EMap extend a common superclass
    1
    if (xMLNSPrefixMap == null)
                                                                                                                                                                                                                                                                                                                                                                                                                          
    2
    xMLNSPrefixMap = new EcoreEMap<String, String>(EcorePackage.Literals.ESTRING_TO_STRING_MAP_ENTRY, EStringToStringMapEntryImpl.class, this, XMLNamespacePackage.XML_NAMESPACE_DOCUMENT_ROOT__XMLNS_PREFIX_MAP);
    2
    listChanges = new EObjectContainmentEList<ListChange>(ListChange.class, this, ChangePackage.FEATURE_CHANGE__LIST_CHANGES);
                                                                                                                                                                                                                                                      
                                                      
    3
    return xMLNSPrefixMap;
    Preondition Violations
    Unmatched return xMLNSPrefixMap;
    3
    return xMLNSPrefixMap;
    3
    return listChanges;
    3
    return listChanges;
    Preondition Violations
    Unmatched return listChanges;
                                                
    Precondition Violations (3)
    Row Violation
    1Type org.eclipse.emf.common.util.EList<org.eclipse.emf.ecore.change.ListChange> of variable listChanges does not match with type org.eclipse.emf.common.util.EMap<java.lang.String,java.lang.String> of variable xMLNSPrefixMap
    2Unmatched return xMLNSPrefixMap;
    3Unmatched return listChanges;