if (projectDescriptors == null) { loadFromExtensionPoints(); } return projectDescriptors;
if (menuManager == null) { createMenuManager(); } return menuManager;
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/ui/ViewerPane.java
Method name: List getProjectDescriptors() Method name: MenuManager getMenuManager()
Number of AST nodes: 3 Number of AST nodes: 3
1
if (projectDescriptors == null)
1
if (menuManager == null)
2
    {
2
    {
3
      loadFromExtensionPoints();
3
      createMenuManager();
4
    }
4
    }
5
    return projectDescriptors;
5
    return menuManager;
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)2.4
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (projectDescriptors == null)
    1
    if (projectDescriptors == null)
    1
    if (menuManager == null)
    Differences
    Expression1Expression2Difference
    projectDescriptorsmenuManagerVARIABLE_NAME_MISMATCH
    java.util.Listorg.eclipse.jface.action.MenuManagerVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type java.util.List<org.eclipse.emf.common.ui.wizard.AbstractExampleInstallerWizard.ProjectDescriptor> of variable projectDescriptors does not match with type org.eclipse.jface.action.MenuManager of variable menuManager
    • Make classes java.util.List and org.eclipse.jface.action.MenuManager extend a common superclass
    1
    if (menuManager == null)
    2
    loadFromExtensionPoints();
    2
    loadFromExtensionPoints();
    2
    createMenuManager();
    Differences
    Expression1Expression2Difference
    loadFromExtensionPointscreateMenuManagerMETHOD_INVOCATION_NAME_MISMATCH
    Preondition Violations
    Expression loadFromExtensionPoints() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression createMenuManager() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    • Inline private method createMenuManager
    Expression loadFromExtensionPoints() is a void method call, and thus it cannot be parameterized
    Expression createMenuManager() is a void method call, and thus it cannot be parameterized
    2
    createMenuManager();
                                                
    3
    return menuManager;
    3
    return projectDescriptors;
                                                              
    Precondition Violations (5)
    Row Violation
    1Type java.util.List<org.eclipse.emf.common.ui.wizard.AbstractExampleInstallerWizard.ProjectDescriptor> of variable projectDescriptors does not match with type org.eclipse.jface.action.MenuManager of variable menuManager
    2Expression loadFromExtensionPoints() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression createMenuManager() cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression loadFromExtensionPoints() is a void method call, and thus it cannot be parameterized
    5Expression createMenuManager() is a void method call, and thus it cannot be parameterized