if (data != null && data.eIsProxy()) { InternalEObject oldData = (InternalEObject)data; data = eResolveProxy(oldData); if (data != oldData) { if (eNotificationRequired()) eNotify(new ENotificationImpl(this, Notification.RESOLVE, TreePackage.TREE_NODE__DATA, oldData, data)); } } return data;
if (helpedObject != null && helpedObject.eIsProxy()) { InternalEObject oldHelpedObject = (InternalEObject)helpedObject; helpedObject = eResolveProxy(oldHelpedObject); if (helpedObject != oldHelpedObject) { if (eNotificationRequired()) eNotify(new ENotificationImpl(this, Notification.RESOLVE, MappingPackage.MAPPING_HELPER__HELPED_OBJECT, oldHelpedObject, helpedObject)); } } return helpedObject;
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/mapping/impl/MappingHelperImpl.java
Method name: EObject getData() Method name: EObject getHelpedObject()
Number of AST nodes: 7 Number of AST nodes: 7
1
if (data != null && data.eIsProxy())
1
if (helpedObject != null && helpedObject.eIsProxy())
2
    {
2
    {
3
      InternalEObject oldData = (InternalEObject)data;
3
      InternalEObject oldHelpedObject = (InternalEObject)
4
      data
4
helpedObject;
5
 = eResolveProxy(oldData);
5
      helpedObject = eResolveProxy(oldHelpedObject);
6
      if (data != oldData)
6
      if (helpedObject != oldHelpedObject)
7
      {
7
      {
8
        if (eNotificationRequired())
8
        if (eNotificationRequired())
9
          eNotify(new ENotificationImpl(this, Notification.RESOLVE, TreePackage.TREE_NODE__DATA, oldData, data));
9
          eNotify(new ENotificationImpl(this, Notification.RESOLVE, MappingPackage.MAPPING_HELPER__HELPED_OBJECT, oldHelpedObject, helpedObject));
10
      }
10
      }
11
    }
11
    }
12
    return data;
12
    return helpedObject;
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)0.3
Clones locationClones are in different classes having the same super class
Number of node comparisons15
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements7
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)1.4
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (data != null && data.eIsProxy())
    1
    if (data != null && data.eIsProxy())
    1
    if (helpedObject != null && helpedObject.eIsProxy())
    Differences
    Expression1Expression2Difference
    datahelpedObjectVARIABLE_NAME_MISMATCH
    datahelpedObjectVARIABLE_NAME_MISMATCH
    1
    if (helpedObject != null && helpedObject.eIsProxy())
    2
    InternalEObject oldData = (InternalEObject)data;
    2
    InternalEObject oldData = (InternalEObject)data;
    2
    InternalEObject oldHelpedObject = (InternalEObject)helpedObject;
    Differences
    Expression1Expression2Difference
    oldDataoldHelpedObjectVARIABLE_NAME_MISMATCH
    datahelpedObjectVARIABLE_NAME_MISMATCH
    2
    InternalEObject oldHelpedObject = (InternalEObject)helpedObject;
    3
    data = eResolveProxy(oldData);
    3
    data = eResolveProxy(oldData);
    3
    helpedObject = eResolveProxy(oldHelpedObject);
    Differences
    Expression1Expression2Difference
    datahelpedObjectVARIABLE_NAME_MISMATCH
    oldDataoldHelpedObjectVARIABLE_NAME_MISMATCH
    Preondition Violations
    Expression data is a field being modified, and thus it cannot be parameterized
    Expression helpedObject is a field being modified, and thus it cannot be parameterized
    3
    helpedObject = eResolveProxy(oldHelpedObject);
    4
    if (data != oldData)
    4
    if (data != oldData)
    4
    if (helpedObject != oldHelpedObject)
    Differences
    Expression1Expression2Difference
    datahelpedObjectVARIABLE_NAME_MISMATCH
    oldDataoldHelpedObjectVARIABLE_NAME_MISMATCH
    Preondition Violations
    Expression data cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression helpedObject cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4
    if (helpedObject != oldHelpedObject)
    5
    if (eNotificationRequired())
    5
    if (eNotificationRequired())
    6
    eNotify(new ENotificationImpl(this, Notification.RESOLVE, TreePackage.TREE_NODE__DATA, oldData, data));
    6
    eNotify(new ENotificationImpl(this, Notification.RESOLVE, TreePackage.TREE_NODE__DATA, oldData, data));
    6
    eNotify(new ENotificationImpl(this, Notification.RESOLVE, MappingPackage.MAPPING_HELPER__HELPED_OBJECT, oldHelpedObject, helpedObject));
    Differences
    Expression1Expression2Difference
    org.eclipse.emf.edit.tree.TreePackageorg.eclipse.emf.mapping.MappingPackageVARIABLE_TYPE_MISMATCH
    TREE_NODE__DATAMAPPING_HELPER__HELPED_OBJECTVARIABLE_NAME_MISMATCH
    oldDataoldHelpedObjectVARIABLE_NAME_MISMATCH
    datahelpedObjectVARIABLE_NAME_MISMATCH
    Preondition Violations
    Type org.eclipse.emf.edit.tree.TreePackage of variable TreePackage does not match with type org.eclipse.emf.mapping.MappingPackage of variable MappingPackage
    • Make classes org.eclipse.emf.edit.tree.TreePackage and org.eclipse.emf.mapping.MappingPackage extend a common superclass
    Expression data cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression helpedObject cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6
    eNotify(new ENotificationImpl(this, Notification.RESOLVE, MappingPackage.MAPPING_HELPER__HELPED_OBJECT, oldHelpedObject, helpedObject));
    7
    return data;
    7
    return data;
    7
    return helpedObject;
    Differences
    Expression1Expression2Difference
    datahelpedObjectVARIABLE_NAME_MISMATCH
    Preondition Violations
    Expression data cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression helpedObject cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7
    return helpedObject;
    Precondition Violations (9)
    Row Violation
    1Expression data is a field being modified, and thus it cannot be parameterized
    2Expression helpedObject is a field being modified, and thus it cannot be parameterized
    3Expression data cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression helpedObject cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Type org.eclipse.emf.edit.tree.TreePackage of variable TreePackage does not match with type org.eclipse.emf.mapping.MappingPackage of variable MappingPackage
    6Expression data cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Expression helpedObject cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Expression data cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Expression helpedObject cannot be parameterized, because it has dependencies to/from statements that will be extracted