if (_myPanel == null) { _myPanel = new MyPanel(); } return _myPanel;
if (evt == null) { evt = new SQLResultExecuterTabEvent(_session, exec); } ((ISQLResultExecuterTabListener)listeners[i + 1]).executerTabAdded(evt);
Clone fragments detected by clone detection tool
File path: /sql12/app/src/net/sourceforge/squirrel_sql/client/preferences/ProxyPreferencesPanel.java File path: /sql12/app/src/net/sourceforge/squirrel_sql/client/session/mainpanel/SQLPanel.java
Method name: Component getPanelComponent() Method name: void fireExecuterTabAdded(ISQLResultExecuter)
Number of AST nodes: 3 Number of AST nodes: 3
1
if (_myPanel == null)
1
if (evt == null)
2
		{
2
				{
3
			_myPanel = new MyPanel();
3
					evt = new SQLResultExecuterTabEvent(_session, exec);
4
		}
4
				}
5
		return _myPanel;
5
				((ISQLResultExecuterTabListener)listeners[i + 1]).executerTabAdded(evt);
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 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)0.6
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (_myPanel == null)
    1
    if (_myPanel == null)
    5
    if (evt == null)
    Differences
    Expression1Expression2Difference
    _myPanelevtVARIABLE_NAME_MISMATCH
    net.sourceforge.squirrel_sql.client.preferences.ProxyPreferencesPanel.MyPanelnet.sourceforge.squirrel_sql.client.session.event.SQLResultExecuterTabEventVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type net.sourceforge.squirrel_sql.client.preferences.ProxyPreferencesPanel.MyPanel of variable _myPanel does not match with type net.sourceforge.squirrel_sql.client.session.event.SQLResultExecuterTabEvent of variable evt
    • Make classes net.sourceforge.squirrel_sql.client.preferences.ProxyPreferencesPanel.MyPanel and net.sourceforge.squirrel_sql.client.session.event.SQLResultExecuterTabEvent extend a common superclass
    5
    if (evt == null)
    2
    _myPanel = new MyPanel();
    2
    _myPanel = new MyPanel();
    Preondition Violations
    Unmatched statement _myPanel=new MyPanel(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    Unmatched statement _myPanel=new MyPanel(); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
                                                        
                                                                                                            
    6
    evt = new SQLResultExecuterTabEvent(_session, exec);
    Preondition Violations
    Unmatched statement evt=new SQLResultExecuterTabEvent(_session,exec); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    Unmatched statement evt=new SQLResultExecuterTabEvent(_session,exec); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
    6
    evt = new SQLResultExecuterTabEvent(_session, exec);
    3
    return _myPanel;
    3
    return _myPanel;
    Preondition Violations
    Unmatched return _myPanel;
                                          
                                                                                                                                                          
    7
    ((ISQLResultExecuterTabListener)listeners[i + 1]).executerTabAdded(evt);
    Precondition Violations (7)
    Row Violation
    1Type net.sourceforge.squirrel_sql.client.preferences.ProxyPreferencesPanel.MyPanel of variable _myPanel does not match with type net.sourceforge.squirrel_sql.client.session.event.SQLResultExecuterTabEvent of variable evt
    2Unmatched statement _myPanel=new MyPanel(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3Unmatched statement _myPanel=new MyPanel(); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
    4Unmatched statement evt=new SQLResultExecuterTabEvent(_session,exec); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    5Unmatched statement evt=new SQLResultExecuterTabEvent(_session,exec); cannot be moved before or after the extracted code, because it throws exception(s) that should be caught by a try block that will be extracted
    6Unmatched return _myPanel;
    7The refactoring of the clones is infeasible, because the number of macthed statements is equal to zero