if (_executer != null){ _executer.cancel(); }
if (_viewer != null) { _viewer.clear(); }
Clone fragments detected by clone detection tool
File path: /sql12/app/src/net/sourceforge/squirrel_sql/client/session/mainpanel/SQLResultExecuterPanel.java File path: /sql12/fw/src/net/sourceforge/squirrel_sql/fw/datasetviewer/DataSetScrollingPanel.java
Method name: void actionPerformed(ActionEvent) Method name: void clear()
Number of AST nodes: 2 Number of AST nodes: 2
1
if (_executer != null){
1
if (_viewer != null)
2
		                _executer.cancel
2
		{
3
();
3
			_viewer.clear();
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)0.1
Clones locationClones are in different classes having the same super class
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)0.8
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    2
    if (_executer != null)
    2
    if (_executer != null)
    1
    if (_viewer != null)
    Differences
    Expression1Expression2Difference
    _executer_viewerVARIABLE_NAME_MISMATCH
    net.sourceforge.squirrel_sql.client.session.SQLExecuterTasknet.sourceforge.squirrel_sql.fw.datasetviewer.IDataSetViewerVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type net.sourceforge.squirrel_sql.client.session.SQLExecuterTask of variable _executer does not match with type net.sourceforge.squirrel_sql.fw.datasetviewer.IDataSetViewer of variable _viewer
    • Make classes net.sourceforge.squirrel_sql.client.session.SQLExecuterTask and net.sourceforge.squirrel_sql.fw.datasetviewer.IDataSetViewer extend a common superclass
    1
    if (_viewer != null)
                                          
    2
    _viewer.clear();
    Preondition Violations
    Unmatched statement _viewer.clear(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    2
    _viewer.clear();
    3
    _executer.cancel();
    3
    _executer.cancel();
    Preondition Violations
    Unmatched statement _executer.cancel(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    Unmatched statement _executer.cancel(); 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
                                                
    Precondition Violations (5)
    Row Violation
    1Type net.sourceforge.squirrel_sql.client.session.SQLExecuterTask of variable _executer does not match with type net.sourceforge.squirrel_sql.fw.datasetviewer.IDataSetViewer of variable _viewer
    2Unmatched statement _viewer.clear(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3Unmatched statement _executer.cancel(); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    4Unmatched statement _executer.cancel(); 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
    5The refactoring of the clones is infeasible, because the number of macthed statements is equal to zero