if (children == null) { children = new EObjectContainmentWithInverseEList<TreeNode>(TreeNode.class, this, TreePackage.TREE_NODE__CHILDREN, TreePackage.TREE_NODE__PARENT); } return children;
if (ePackageItemProvider == null) { ePackageItemProvider = new EPackageItemProvider(this); } return ePackageItemProvider;
Clone fragments detected by clone detection tool
File path: /emf-2.4.1/src/org/eclipse/emf/edit/tree/impl/TreeNodeImpl.java File path: /emf-2.4.1/src/org/eclipse/emf/ecore/provider/EcoreItemProviderAdapterFactory.java
Method name: EList getChildren() Method name: Adapter createEPackageAdapter()
Number of AST nodes: 3 Number of AST nodes: 3
1
if (children == null)
1
if (ePackageItemProvider == null)
2
    {
2
    {
3
      children = new EObjectContainmentWithInverseEList<TreeNode>(TreeNode.class, this, TreePackage.TREE_NODE__CHILDREN, TreePackage.TREE_NODE__PARENT);
3
      ePackageItemProvider = new EPackageItemProvider(this);
4
    }
4
    }
5
    return children;
5
    return ePackageItemProvider;
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)0.4
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (children == null)
    1
    if (children == null)
    1
    if (ePackageItemProvider == null)
    Differences
    Expression1Expression2Difference
    childrenePackageItemProviderVARIABLE_NAME_MISMATCH
    org.eclipse.emf.common.util.EListorg.eclipse.emf.ecore.provider.EPackageItemProviderVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.eclipse.emf.common.util.EList<org.eclipse.emf.edit.tree.TreeNode> of variable children does not match with type org.eclipse.emf.ecore.provider.EPackageItemProvider of variable ePackageItemProvider
    • Make classes org.eclipse.emf.common.util.EList and org.eclipse.emf.ecore.provider.EPackageItemProvider extend a common superclass
    1
    if (ePackageItemProvider == null)
                                                                                                                  
    2
    ePackageItemProvider = new EPackageItemProvider(this);
    2
    children = new EObjectContainmentWithInverseEList<TreeNode>(TreeNode.class, this, TreePackage.TREE_NODE__CHILDREN, TreePackage.TREE_NODE__PARENT);
                                                                                                                                                                                                                                                                                                    
                                                                  
    3
    return ePackageItemProvider;
    Preondition Violations
    Unmatched return ePackageItemProvider;
    3
    return ePackageItemProvider;
    3
    return children;
    3
    return children;
    Preondition Violations
    Unmatched return children;
                                          
    Precondition Violations (3)
    Row Violation
    1Type org.eclipse.emf.common.util.EList<org.eclipse.emf.edit.tree.TreeNode> of variable children does not match with type org.eclipse.emf.ecore.provider.EPackageItemProvider of variable ePackageItemProvider
    2Unmatched return ePackageItemProvider;
    3Unmatched return children;