if (wrappers == null) { wrappers = new Disposable(); } wrappers.add(wrapper);
if (targets == null) { targets = new ArrayList<Notifier>(); } targets.add(target);
Clone fragments detected by clone detection tool
File path: /emf-2.4.1/src/org/eclipse/emf/edit/provider/ItemProviderAdapter.java File path: /emf-2.4.1/src/org/eclipse/emf/common/notify/impl/SingletonAdapterImpl.java
Method name: Object wrap(EObject, EStructuralFeature, Object, int) Method name: void setTarget(Notifier)
Number of AST nodes: 3 Number of AST nodes: 3
1
if (wrappers == null)
1
if (targets == null)
2
      {
2
    {
3
        wrappers = new Disposable();
3
      targets = new ArrayList<Notifier>();
4
      }
4
    }
5
      wrappers.add(wrapper);
5
    targets.add(target);
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 statements2
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)0.5
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    12
    if (wrappers == null)
    12
    if (wrappers == null)
    1
    if (targets == null)
    Differences
    Expression1Expression2Difference
    wrapperstargetsVARIABLE_NAME_MISMATCH
    org.eclipse.emf.edit.provider.Disposablejava.util.ListVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type org.eclipse.emf.edit.provider.Disposable of variable wrappers does not match with type java.util.List<org.eclipse.emf.common.notify.Notifier> of variable targets
    • Make classes org.eclipse.emf.edit.provider.Disposable and java.util.List extend a common superclass
    1
    if (targets == null)
                                                                              
    2
    targets = new ArrayList<Notifier>();
    Preondition Violations
    Unmatched statement targets=new ArrayList<Notifier>(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    2
    targets = new ArrayList<Notifier>();
    13
    wrappers = new Disposable();
    13
    wrappers = new Disposable();
    Preondition Violations
    Unmatched statement wrappers=new Disposable(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
                                                                
    14
    wrappers.add(wrapper);
    14
    wrappers.add(wrapper);
    3
    targets.add(target);
    Differences
    Expression1Expression2Difference
    wrappertargetVARIABLE_NAME_MISMATCH
    java.lang.Objectorg.eclipse.emf.common.notify.NotifierVARIABLE_TYPE_MISMATCH
    wrapperstargetsVARIABLE_NAME_MISMATCH
    org.eclipse.emf.edit.provider.Disposablejava.util.ListVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.lang.Object of variable wrapper does not match with type org.eclipse.emf.common.notify.Notifier of variable target
    • Make classes java.lang.Object and org.eclipse.emf.common.notify.Notifier extend a common superclass
    Type org.eclipse.emf.edit.provider.Disposable of variable wrappers does not match with type java.util.List<org.eclipse.emf.common.notify.Notifier> of variable targets
    • Make classes org.eclipse.emf.edit.provider.Disposable and java.util.List extend a common superclass
    3
    targets.add(target);
    Precondition Violations (5)
    Row Violation
    1Type org.eclipse.emf.edit.provider.Disposable of variable wrappers does not match with type java.util.List<org.eclipse.emf.common.notify.Notifier> of variable targets
    2Unmatched statement targets=new ArrayList<Notifier>(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    3Unmatched statement wrappers=new Disposable(); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    4Type java.lang.Object of variable wrapper does not match with type org.eclipse.emf.common.notify.Notifier of variable target
    5Type org.eclipse.emf.edit.provider.Disposable of variable wrappers does not match with type java.util.List<org.eclipse.emf.common.notify.Notifier> of variable targets