if (filesToOpen == null) { loadFromExtensionPoints(); } return filesToOpen;
if (unmodifiableWrappedChildren == null) { unmodifiableWrappedChildren = Collections.unmodifiableList(basicGetChildren()); } return unmodifiableWrappedChildren;
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/common/util/BasicDiagnostic.java
Method name: List getFilesToOpen() Method name: List getChildren()
Number of AST nodes: 3 Number of AST nodes: 3
1
if (filesToOpen == null)
1
if (unmodifiableWrappedChildren == null)
2
    {
2
      {
3
      loadFromExtensionPoints();
3
        unmodifiableWrappedChildren = Collections.unmodifiableList(basicGetChildren());
4
    }
4
    
5
  }
5
    return filesToOpen;
6
      return unmodifiableWrappedChildren;
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 statements1
    Number of unmapped statements in the first code fragment2
    Number of unmapped statements in the second code fragment2
    Time elapsed for statement mapping (ms)0.4
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (filesToOpen == null)
    1
    if (filesToOpen == null)
    1
    if (unmodifiableWrappedChildren == null)
    Differences
    Expression1Expression2Difference
    filesToOpenunmodifiableWrappedChildrenVARIABLE_NAME_MISMATCH
    java.util.Listjava.util.ListVARIABLE_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.common.util.Diagnostic> of variable unmodifiableWrappedChildren
    • Make classes java.util.List and java.util.List extend a common superclass
    1
    if (unmodifiableWrappedChildren == null)
                                                                                                                                                                    
    2
    unmodifiableWrappedChildren = Collections.unmodifiableList(basicGetChildren());
    2
    loadFromExtensionPoints();
                                                              
                                                                                
    3
    return unmodifiableWrappedChildren;
    Preondition Violations
    Unmatched return unmodifiableWrappedChildren;
    3
    return unmodifiableWrappedChildren;
    3
    return filesToOpen;
    3
    return filesToOpen;
    Preondition Violations
    Unmatched return filesToOpen;
                                                
    Precondition Violations (3)
    Row Violation
    1Type 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.common.util.Diagnostic> of variable unmodifiableWrappedChildren
    2Unmatched return unmodifiableWrappedChildren;
    3Unmatched return filesToOpen;