173-115-139

if (children == null) { children = new EObjectContainmentWithInverseEList<TreeNode>(TreeNode.class, this, TreePackage.TREE_NODE__CHILDREN, TreePackage.TREE_NODE__PARENT); } return children;
if (defaultSaveOptions == null) { defaultSaveOptions = new HashMap<Object, Object>(); } return defaultSaveOptions;

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/xmi/impl/XMLResourceImpl.java
Method name: `EList getChildren()` |  | Method name: `Map getDefaultSaveOptions()`
Number of AST nodes: 3 |  | Number of AST nodes: 3

1

    if (children == null)↵

1

    if (defaultSaveOptions == null)↵

2

        {↵

2

        {↵

3

          children = new EObjectContainmentWithInverseEList<TreeNode>(TreeNode.class, this, TreePackage.TREE_NODE__CHILDREN, TreePackage.TREE_NODE__PARENT);↵

3

          defaultSaveOptions = new HashMap<Object, Object>();↵

4

        }↵

4

        }↵

5

        return children;

5

        return defaultSaveOptions;

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 having the same super class
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 (children == null)

   1 | if (children == null)
   1 | if (defaultSaveOptions == null)

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   children | defaultSaveOptions | VARIABLE_NAME_MISMATCH
   org.eclipse.emf.common.util.EList | java.util.Map | VARIABLE_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 java.util.Map<java.lang.Object,java.lang.Object> of variable defaultSaveOptions
   - Make classes org.eclipse.emf.common.util.EList and java.util.Map extend a common superclass

   1

       if (defaultSaveOptions == null)

   2

       defaultSaveOptions = new HashMap<Object, Object>();

   2

       children = new EObjectContainmentWithInverseEList<TreeNode>(TreeNode.class, this, TreePackage.TREE_NODE__CHILDREN, TreePackage.TREE_NODE__PARENT);

   3 | return defaultSaveOptions;

   Preondition Violations
   Unmatched return defaultSaveOptions;

   3

       return defaultSaveOptions;

   3

       return children;

   3 | return children;

   Preondition Violations
   Unmatched return children;

   Precondition Violations (3)
   Row | Violation
   --- | ---
   1 | Type org.eclipse.emf.common.util.EList<org.eclipse.emf.edit.tree.TreeNode> of variable children does not match with type java.util.Map<java.lang.Object,java.lang.Object> of variable defaultSaveOptions
   2 | Unmatched return defaultSaveOptions;
   3 | Unmatched return children;