if (_propChgReporter == null) { _propChgReporter = new PropertyChangeReporter(this); } return _propChgReporter;
if (_myPanel == null) { _myPanel = new FontSelectionPanel(_plugin, _lafRegister); } return _myPanel;
Clone fragments detected by clone detection tool
File path: /sql12/fw/src/net/sourceforge/squirrel_sql/fw/sql/SQLConnection.java File path: /sql12/plugins/laf/src/net/sourceforge/squirrel_sql/plugins/laf/LAFFontsTab.java
Method name: PropertyChangeReporter getPropertyChangeReporter() Method name: Component getPanelComponent()
Number of AST nodes: 3 Number of AST nodes: 3
1
if (_propChgReporter == null)
1
if (_myPanel == null)
2
		{
2
		{
3
			_propChgReporter = new PropertyChangeReporter(this);
3
			_myPanel = new FontSelectionPanel(_plugin, _lafRegister);
4
		}
4
		}
5
		return _propChgReporter;
5
		return _myPanel;
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 (_propChgReporter == null)
    1
    if (_propChgReporter == null)
    1
    if (_myPanel == null)
    Differences
    Expression1Expression2Difference
    _propChgReporter_myPanelVARIABLE_NAME_MISMATCH
    net.sourceforge.squirrel_sql.fw.util.PropertyChangeReporternet.sourceforge.squirrel_sql.plugins.laf.LAFFontsTab.FontSelectionPanelVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type net.sourceforge.squirrel_sql.fw.util.PropertyChangeReporter of variable _propChgReporter does not match with type net.sourceforge.squirrel_sql.plugins.laf.LAFFontsTab.FontSelectionPanel of variable _myPanel
    • Make classes net.sourceforge.squirrel_sql.fw.util.PropertyChangeReporter and net.sourceforge.squirrel_sql.plugins.laf.LAFFontsTab.FontSelectionPanel extend a common superclass
    1
    if (_myPanel == null)
                                                                                                                      
    2
    _myPanel = new FontSelectionPanel(_plugin, _lafRegister);
    Preondition Violations
    Unmatched statement _myPanel=new FontSelectionPanel(_plugin,_lafRegister); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    Unmatched statement _myPanel=new FontSelectionPanel(_plugin,_lafRegister); 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
    2
    _myPanel = new FontSelectionPanel(_plugin, _lafRegister);
    2
    _propChgReporter = new PropertyChangeReporter(this);
    2
    _propChgReporter = new PropertyChangeReporter(this);
    Preondition Violations
    Unmatched statement _propChgReporter=new PropertyChangeReporter(this); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    Unmatched statement _propChgReporter=new PropertyChangeReporter(this); 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
                                                                                                              
                                          
    3
    return _myPanel;
    Preondition Violations
    Unmatched return _myPanel;
    3
    return _myPanel;
    3
    return _propChgReporter;
    3
    return _propChgReporter;
    Preondition Violations
    Unmatched return _propChgReporter;
                                                          
    Precondition Violations (8)
    Row Violation
    1Type net.sourceforge.squirrel_sql.fw.util.PropertyChangeReporter of variable _propChgReporter does not match with type net.sourceforge.squirrel_sql.plugins.laf.LAFFontsTab.FontSelectionPanel of variable _myPanel
    2Unmatched statement _myPanel=new FontSelectionPanel(_plugin,_lafRegister); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3Unmatched statement _myPanel=new FontSelectionPanel(_plugin,_lafRegister); 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 _propChgReporter=new PropertyChangeReporter(this); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    5Unmatched statement _propChgReporter=new PropertyChangeReporter(this); 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;
    7Unmatched return _propChgReporter;
    8The refactoring of the clones is infeasible, because the number of macthed statements is equal to zero