173-51-177

if (filesToOpen == null) { loadFromExtensionPoints(); } return filesToOpen;
if (childrenFeatures == null) { super.getChildrenFeatures(object); childrenFeatures.add(EcorePackage.Literals.ECLASS__EOPERATIONS); childrenFeatures.add(EcorePackage.Literals.ECLASS__ESTRUCTURAL_FEATURES); childrenFeatures.add(2, EcorePackage.Literals.ECLASS__EGENERIC_SUPER_TYPES); } return childrenFeatures;

Clone fragments detected by clone detection tool
File path: /emf-2.4.1/src/org/eclipse/emf/common/ui/wizard/ExampleInstallerWizard.java |  | File path: /emf-2.4.1/src/org/eclipse/emf/ecore/provider/EClassItemProvider.java
Method name: `List getFilesToOpen()` |  | Method name: `Collection getChildrenFeatures(Object)`
Number of AST nodes: 3 |  | Number of AST nodes: 6

1

    if (filesToOpen == null)↵

1

    if (childrenFeatures == null)↵

2

        {↵

2

        {↵

3

          loadFromExtensionPoints(↵

3

          super.getChildrenFeatures(object);↵

4

          childrenFeatures.add(EcorePackage.Literals.ECLASS__EOPERATIONS);↵

5

          childrenFeatures.add(EcorePackage.Literals.ECLASS__ESTRUCTURAL_FEATURES);↵

4

    );↵

6

          childrenFeatures.add(2, EcorePackage.Literals.ECLASS__EGENERIC_SUPER_TYPES);↵

5

        }↵

7

        }↵

6

        return filesToOpen;

8

        return childrenFeatures;

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
Number of node comparisons | 11

1. {Non-refactorable}

   Mapping Summary
   Number of mapped statements | 2
   Number of unmapped statements in the first code fragment | 1
   Number of unmapped statements in the second code fragment | 4
   Time elapsed for statement mapping (ms) | 3.4
   Clone type | Type 3

   Mapped Statements
   ID | Statement |  | ID | Statement
   --- | --- | --- | --- | ---

   1

       if (filesToOpen == null)

   1 | if (filesToOpen == null)
   1 | if (childrenFeatures == null)

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   filesToOpen | childrenFeatures | VARIABLE_NAME_MISMATCH
   java.util.List | java.util.List | VARIABLE_TYPE_MISMATCH

   Preondition Violations

   Type java.util.List<org.eclipse.emf.common.ui.wizard.AbstractExampleInstallerWizard.FileToOpen> of variable filesToOpen does not match with type java.util.List<org.eclipse.emf.ecore.EStructuralFeature> of variable childrenFeatures
   - Make classes java.util.List and java.util.List extend a common superclass

   1

       if (childrenFeatures == null)

   2

       super.getChildrenFeatures(object);

   3

       childrenFeatures.add(EcorePackage.Literals.ECLASS__EOPERATIONS);

   4

       childrenFeatures.add(EcorePackage.Literals.ECLASS__ESTRUCTURAL_FEATURES);

   2

       loadFromExtensionPoints();

   2 | loadFromExtensionPoints();
   5 | childrenFeatures.add(2, EcorePackage.Literals.ECLASS__EGENERIC_SUPER_TYPES);

   Differences
   Expression1 | Expression2 | Difference
   --- | --- | ---
   loadFromExtensionPoints | add | METHOD_INVOCATION_NAME_MISMATCH
   loadFromExtensionPoints() | childrenFeatures.add(2,EcorePackage.Literals.ECLASS__EGENERIC_SUPER_TYPES) | ARGUMENT_NUMBER_MISMATCH
   | childrenFeatures | MISSING_METHOD_INVOCATION_EXPRESSION

   Preondition Violations
   Expression loadFromExtensionPoints() cannot be parameterized, because it has dependencies to/from statements that will be extracted
   Expression loadFromExtensionPoints() is a void method call, and thus it cannot be parameterized
   Expression childrenFeatures.add(2,EcorePackage.Literals.ECLASS__EGENERIC_SUPER_TYPES) is a void method call, and thus it cannot be parameterized
   Expression loadFromExtensionPoints() cannot be parameterized, because it has dependencies to/from statements that will be extracted
   Expression loadFromExtensionPoints() is a void method call, and thus it cannot be parameterized
   Expression childrenFeatures.add(2,EcorePackage.Literals.ECLASS__EGENERIC_SUPER_TYPES) is a void method call, and thus it cannot be parameterized

   5

       childrenFeatures.add(2, EcorePackage.Literals.ECLASS__EGENERIC_SUPER_TYPES);

   3

       return filesToOpen;

   6 | return childrenFeatures;

   Preondition Violations
   Unmatched return childrenFeatures;

   6

       return childrenFeatures;

   Precondition Violations (8)
   Row | Violation
   --- | ---
   1 | Type java.util.List<org.eclipse.emf.common.ui.wizard.AbstractExampleInstallerWizard.FileToOpen> of variable filesToOpen does not match with type java.util.List<org.eclipse.emf.ecore.EStructuralFeature> of variable childrenFeatures
   2 | Expression loadFromExtensionPoints() cannot be parameterized, because it has dependencies to/from statements that will be extracted
   3 | Expression loadFromExtensionPoints() is a void method call, and thus it cannot be parameterized
   4 | Expression childrenFeatures.add(2,EcorePackage.Literals.ECLASS__EGENERIC_SUPER_TYPES) is a void method call, and thus it cannot be parameterized
   5 | Expression loadFromExtensionPoints() cannot be parameterized, because it has dependencies to/from statements that will be extracted
   6 | Expression loadFromExtensionPoints() is a void method call, and thus it cannot be parameterized
   7 | Expression childrenFeatures.add(2,EcorePackage.Literals.ECLASS__EGENERIC_SUPER_TYPES) is a void method call, and thus it cannot be parameterized
   8 | Unmatched return childrenFeatures;