if (null != _toolBar) { _toolBar.add(action); }
if(null != _con) { closeConnection(); }
Clone fragments detected by clone detection tool
File path: /sql12/app/src/net/sourceforge/squirrel_sql/client/gui/session/SQLInternalFrame.java File path: /sql12/plugins/hibernate/src/net/sourceforge/squirrel_sql/plugins/hibernate/HibernateTabController.java
Method name: void addToToolbar(Action) Method name: void sessionEnding()
Number of AST nodes: 2 Number of AST nodes: 2
1
if (null != _toolBar)
1
if(null != _con)
2
      {
2
      {
3
         _toolBar.add(action);
3
         closeConnection();
4
      }
4
      }
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)0.2
Clones locationClones are in different classes
Number of node comparisons4
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements1
    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
    1
    if (null != _toolBar)
    1
    if (null != _toolBar)
    1
    if (null != _con)
    Differences
    Expression1Expression2Difference
    _toolBar_conVARIABLE_NAME_MISMATCH
    net.sourceforge.squirrel_sql.client.gui.session.SQLInternalFrame.SQLToolBarnet.sourceforge.squirrel_sql.plugins.hibernate.HibernateConnectionVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type net.sourceforge.squirrel_sql.client.gui.session.SQLInternalFrame.SQLToolBar of variable _toolBar does not match with type net.sourceforge.squirrel_sql.plugins.hibernate.HibernateConnection of variable _con
    • Make classes net.sourceforge.squirrel_sql.client.gui.session.SQLInternalFrame.SQLToolBar and net.sourceforge.squirrel_sql.plugins.hibernate.HibernateConnection extend a common superclass
    1
    if (null != _con)
                                              
    2
    closeConnection();
    Preondition Violations
    Unmatched statement closeConnection(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2
    closeConnection();
    2
    _toolBar.add(action);
    2
    _toolBar.add(action);
    Preondition Violations
    Unmatched statement _toolBar.add(action); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
                                                    
    Precondition Violations (4)
    Row Violation
    1Type net.sourceforge.squirrel_sql.client.gui.session.SQLInternalFrame.SQLToolBar of variable _toolBar does not match with type net.sourceforge.squirrel_sql.plugins.hibernate.HibernateConnection of variable _con
    2Unmatched statement closeConnection(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3Unmatched statement _toolBar.add(action); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    4The refactoring of the clones is infeasible, because the number of macthed statements is equal to zero