if (changeDescriptionItemProvider == null) { changeDescriptionItemProvider = new ChangeDescriptionItemProvider(this); } return changeDescriptionItemProvider;
if (listChangeItemProvider == null) { listChangeItemProvider = new ListChangeItemProvider(this); } return listChangeItemProvider;
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/change/provider/ChangeItemProviderAdapterFactory.java
Method name: Adapter createChangeDescriptionAdapter() Method name: Adapter createListChangeAdapter()
Number of AST nodes: 3 Number of AST nodes: 3
1
if (changeDescriptionItemProvider == null)
1
if (listChangeItemProvider == null)
2
    {
2
    {
3
      changeDescriptionItemProvider = new ChangeDescriptionItemProvider(this);
3
      listChangeItemProvider = new ListChangeItemProvider(this);
4
    }
4
    }
5
    return changeDescriptionItemProvider;
5
    return listChangeItemProvider;
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 declared in the same class
Number of node comparisons5
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements3
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)0.4
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (changeDescriptionItemProvider == null)
    1
    if (changeDescriptionItemProvider == null)
    1
    if (listChangeItemProvider == null)
    Differences
    Expression1Expression2Difference
    changeDescriptionItemProviderlistChangeItemProviderVARIABLE_NAME_MISMATCH
    org.eclipse.emf.ecore.change.provider.ChangeDescriptionItemProviderorg.eclipse.emf.ecore.change.provider.ListChangeItemProviderSUBCLASS_TYPE_MISMATCH
    1
    if (listChangeItemProvider == null)
    2
    changeDescriptionItemProvider = new ChangeDescriptionItemProvider(this);
    2
    changeDescriptionItemProvider = new ChangeDescriptionItemProvider(this);
    2
    listChangeItemProvider = new ListChangeItemProvider(this);
    Differences
    Expression1Expression2Difference
    changeDescriptionItemProviderlistChangeItemProviderVARIABLE_NAME_MISMATCH
    org.eclipse.emf.ecore.change.provider.ChangeDescriptionItemProviderorg.eclipse.emf.ecore.change.provider.ListChangeItemProviderSUBCLASS_TYPE_MISMATCH
    org.eclipse.emf.ecore.change.provider.ChangeDescriptionItemProviderorg.eclipse.emf.ecore.change.provider.ListChangeItemProviderSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression changeDescriptionItemProvider is a field being modified, and thus it cannot be parameterized
    Expression listChangeItemProvider is a field being modified, and thus it cannot be parameterized
    2
    listChangeItemProvider = new ListChangeItemProvider(this);
    3
    return changeDescriptionItemProvider;
    3
    return changeDescriptionItemProvider;
    3
    return listChangeItemProvider;
    Differences
    Expression1Expression2Difference
    changeDescriptionItemProviderlistChangeItemProviderVARIABLE_NAME_MISMATCH
    org.eclipse.emf.ecore.change.provider.ChangeDescriptionItemProviderorg.eclipse.emf.ecore.change.provider.ListChangeItemProviderSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression changeDescriptionItemProvider cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression listChangeItemProvider cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3
    return listChangeItemProvider;
    Precondition Violations (4)
    Row Violation
    1Expression changeDescriptionItemProvider is a field being modified, and thus it cannot be parameterized
    2Expression listChangeItemProvider is a field being modified, and thus it cannot be parameterized
    3Expression changeDescriptionItemProvider cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression listChangeItemProvider cannot be parameterized, because it has dependencies to/from statements that will be extracted