switch (featureID) { case ChangePackage.RESOURCE_CHANGE__RESOURCE_URI: setResourceURI(RESOURCE_URI_EDEFAULT); return; case ChangePackage.RESOURCE_CHANGE__RESOURCE: setResource(RESOURCE_EDEFAULT); return; case ChangePackage.RESOURCE_CHANGE__LIST_CHANGES: getListChanges().clear(); return; } super.eUnset(featureID);
switch (featureID) { case TreePackage.TREE_NODE__PARENT: setParent((TreeNode)null); return; case TreePackage.TREE_NODE__CHILDREN: getChildren().clear(); return; case TreePackage.TREE_NODE__DATA: setData((EObject)null); return; } super.eUnset(featureID);
Clone fragments detected by clone detection tool
File path: /emf-2.4.1/src/org/eclipse/emf/ecore/change/impl/ResourceChangeImpl.java File path: /emf-2.4.1/src/org/eclipse/emf/edit/tree/impl/TreeNodeImpl.java
Method name: void eUnset(int) Method name: void eUnset(int)
Number of AST nodes: 11 Number of AST nodes: 11
1
switch (featureID)
1
switch (featureID)
2
    {
2
    {
3
      case ChangePackage.RESOURCE_CHANGE__RESOURCE_URI:
3
      case TreePackage.TRE
4
        setResourceURI(RESOURCE_URI_EDEFAULT
4
E_NODE__PARENT:
5
);
5
        setParent((TreeNode)null);
6
        return;
6
        return;
7
      case ChangePackage.RESOURCE_CHANGE__RESOURCE:
7
      case TreePackage.TREE_NODE__CHILDREN:
8
        setResource(RESOURCE_EDEFAULT);
8
        getChildren().clear();
9
        return;
9
        return;
10
      case ChangePackage.RESOURCE_CHANGE__LIST_CHANGES:
10
      case TreePackage.TREE_NODE__DATA:
11
        getListChanges().clear();
11
        setData((EObject)null);
12
        return;
12
        return;
13
    }
13
    }
14
    super.eUnset(featureID);
14
    super.eUnset(featureID);
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 comparisons56
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements10
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)22.7
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    switch (featureID)
    1
    switch (featureID)
    2
    case ChangePackage.RESOURCE_CHANGE__RESOURCE_URI:
    2
    case ChangePackage.RESOURCE_CHANGE__RESOURCE_URI:
    5
    case TreePackage.TREE_NODE__CHILDREN:
    Differences
    Expression1Expression2Difference
    org.eclipse.emf.ecore.change.ChangePackageorg.eclipse.emf.edit.tree.TreePackageVARIABLE_TYPE_MISMATCH
    RESOURCE_CHANGE__RESOURCE_URITREE_NODE__CHILDRENVARIABLE_NAME_MISMATCH
    Preondition Violations
    Type org.eclipse.emf.ecore.change.ChangePackage of variable ChangePackage does not match with type org.eclipse.emf.edit.tree.TreePackage of variable TreePackage
    • Make classes org.eclipse.emf.ecore.change.ChangePackage and org.eclipse.emf.edit.tree.TreePackage extend a common superclass
    5
    case TreePackage.TREE_NODE__CHILDREN:
    3
    setResourceURI(RESOURCE_URI_EDEFAULT);
    3
    setResourceURI(RESOURCE_URI_EDEFAULT);
    6
    getChildren().clear();
    Differences
    Expression1Expression2Difference
    setResourceURIclearMETHOD_INVOCATION_NAME_MISMATCH
    setResourceURI(RESOURCE_URI_EDEFAULT)getChildren().clear()ARGUMENT_NUMBER_MISMATCH
    getChildren()MISSING_METHOD_INVOCATION_EXPRESSION
    Preondition Violations
    Expression setResourceURI(RESOURCE_URI_EDEFAULT) is a void method call, and thus it cannot be parameterized
    Expression getChildren().clear() is a void method call, and thus it cannot be parameterized
    Expression setResourceURI(RESOURCE_URI_EDEFAULT) is a void method call, and thus it cannot be parameterized
    Expression getChildren().clear() is a void method call, and thus it cannot be parameterized
    6
    getChildren().clear();
    4
    return;
    7
    return;
    5
    case ChangePackage.RESOURCE_CHANGE__RESOURCE:
    5
    case ChangePackage.RESOURCE_CHANGE__RESOURCE:
    2
    case TreePackage.TREE_NODE__PARENT:
    Differences
    Expression1Expression2Difference
    org.eclipse.emf.ecore.change.ChangePackageorg.eclipse.emf.edit.tree.TreePackageVARIABLE_TYPE_MISMATCH
    RESOURCE_CHANGE__RESOURCETREE_NODE__PARENTVARIABLE_NAME_MISMATCH
    Preondition Violations
    Type org.eclipse.emf.ecore.change.ChangePackage of variable ChangePackage does not match with type org.eclipse.emf.edit.tree.TreePackage of variable TreePackage
    • Make classes org.eclipse.emf.ecore.change.ChangePackage and org.eclipse.emf.edit.tree.TreePackage extend a common superclass
    2
    case TreePackage.TREE_NODE__PARENT:
                                                              
    3
    setParent((TreeNode)null);
    6
    setResource(RESOURCE_EDEFAULT);
                                                                        
    7
    return;
    4
    return;
    8
    case ChangePackage.RESOURCE_CHANGE__LIST_CHANGES:
    8
    case ChangePackage.RESOURCE_CHANGE__LIST_CHANGES:
    8
    case TreePackage.TREE_NODE__DATA:
    Differences
    Expression1Expression2Difference
    org.eclipse.emf.ecore.change.ChangePackageorg.eclipse.emf.edit.tree.TreePackageVARIABLE_TYPE_MISMATCH
    RESOURCE_CHANGE__LIST_CHANGESTREE_NODE__DATAVARIABLE_NAME_MISMATCH
    Preondition Violations
    Type org.eclipse.emf.ecore.change.ChangePackage of variable ChangePackage does not match with type org.eclipse.emf.edit.tree.TreePackage of variable TreePackage
    • Make classes org.eclipse.emf.ecore.change.ChangePackage and org.eclipse.emf.edit.tree.TreePackage extend a common superclass
    8
    case TreePackage.TREE_NODE__DATA:
    9
    getListChanges().clear();
    9
    getListChanges().clear();
    9
    setData((EObject)null);
    Differences
    Expression1Expression2Difference
    clearsetDataMETHOD_INVOCATION_NAME_MISMATCH
    getListChanges().clear()setData((EObject)null)ARGUMENT_NUMBER_MISMATCH
    getListChanges()MISSING_METHOD_INVOCATION_EXPRESSION
    Preondition Violations
    Expression getListChanges().clear() is a void method call, and thus it cannot be parameterized
    Expression setData((EObject)null) is a void method call, and thus it cannot be parameterized
    Expression getListChanges().clear() is a void method call, and thus it cannot be parameterized
    Expression setData((EObject)null) is a void method call, and thus it cannot be parameterized
    9
    setData((EObject)null);
    10
    return;
    10
    return;
    11
    super.eUnset(featureID);
    11
    super.eUnset(featureID);
    Precondition Violations (11)
    Row Violation
    1Type org.eclipse.emf.ecore.change.ChangePackage of variable ChangePackage does not match with type org.eclipse.emf.edit.tree.TreePackage of variable TreePackage
    2Expression setResourceURI(RESOURCE_URI_EDEFAULT) is a void method call, and thus it cannot be parameterized
    3Expression getChildren().clear() is a void method call, and thus it cannot be parameterized
    4Expression setResourceURI(RESOURCE_URI_EDEFAULT) is a void method call, and thus it cannot be parameterized
    5Expression getChildren().clear() is a void method call, and thus it cannot be parameterized
    6Type org.eclipse.emf.ecore.change.ChangePackage of variable ChangePackage does not match with type org.eclipse.emf.edit.tree.TreePackage of variable TreePackage
    7Type org.eclipse.emf.ecore.change.ChangePackage of variable ChangePackage does not match with type org.eclipse.emf.edit.tree.TreePackage of variable TreePackage
    8Expression getListChanges().clear() is a void method call, and thus it cannot be parameterized
    9Expression setData((EObject)null) is a void method call, and thus it cannot be parameterized
    10Expression getListChanges().clear() is a void method call, and thus it cannot be parameterized
    11Expression setData((EObject)null) is a void method call, and thus it cannot be parameterized