if (lis == null) { throw new IllegalArgumentException("ISQLResultExecuterTabListener == null"); } _panel.addExecuterTabListener(lis);
if (lis == null) { throw new IllegalArgumentException("ISQLExecutionListener == null"); } _listeners.remove(ISQLExecutionListener.class, lis);
Clone fragments detected by clone detection tool
File path: /sql12/app/src/net/sourceforge/squirrel_sql/client/session/SQLPanelAPI.java File path: /sql12/app/src/net/sourceforge/squirrel_sql/client/session/mainpanel/SQLResultExecuterPanel.java
Method name: void addExecuterTabListener(ISQLResultExecuterTabListener) Method name: void removeSQLExecutionListener(ISQLExecutionListener)
Number of AST nodes: 3 Number of AST nodes: 3
1
if (lis == null)
1
if (lis == null)
2
		{
2
		{
3
			throw new IllegalArgumentException("ISQLResultExecuterTabListener == null");
3
			throw new IllegalArgumentException("ISQLExecutionListener == null");
4
		}
4
		}
5
		_panel.addExecuterTabListener(lis);
5
		_listeners.remove(ISQLExecutionListener.class, lis);
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)1.0
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    if (lis == null)
    1
    if (lis == null)
    1
    if (lis == null)
    Differences
    Expression1Expression2Difference
    net.sourceforge.squirrel_sql.client.session.event.ISQLResultExecuterTabListenernet.sourceforge.squirrel_sql.client.session.event.ISQLExecutionListenerVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type net.sourceforge.squirrel_sql.client.session.event.ISQLResultExecuterTabListener of variable lis does not match with type net.sourceforge.squirrel_sql.client.session.event.ISQLExecutionListener of variable lis
    • Make classes net.sourceforge.squirrel_sql.client.session.event.ISQLResultExecuterTabListener and net.sourceforge.squirrel_sql.client.session.event.ISQLExecutionListener extend a common superclass
    1
    if (lis == null)
    2
    throw new IllegalArgumentException("ISQLResultExecuterTabListener == null");
    2
    throw new IllegalArgumentException("ISQLResultExecuterTabListener == null");
    2
    throw new IllegalArgumentException("ISQLExecutionListener == null");
    Differences
    Expression1Expression2Difference
    "ISQLResultExecuterTabListener == null""ISQLExecutionListener == null"LITERAL_VALUE_MISMATCH
    2
    throw new IllegalArgumentException("ISQLExecutionListener == null");
                                                                                                                
    3
    _listeners.remove(ISQLExecutionListener.class, lis);
    Preondition Violations
    Unmatched statement _listeners.remove(ISQLExecutionListener.class,lis); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3
    _listeners.remove(ISQLExecutionListener.class, lis);
    3
    _panel.addExecuterTabListener(lis);
    3
    _panel.addExecuterTabListener(lis);
    Preondition Violations
    Unmatched statement _panel.addExecuterTabListener(lis); 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.session.event.ISQLResultExecuterTabListener of variable lis does not match with type net.sourceforge.squirrel_sql.client.session.event.ISQLExecutionListener of variable lis
    2Unmatched statement _listeners.remove(ISQLExecutionListener.class,lis); cannot be moved before the extracted code, because it has control dependencies from statements that will be extracted
    3Unmatched statement _panel.addExecuterTabListener(lis); 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 classes net.sourceforge.squirrel_sql.client.session.SQLPanelAPI and net.sourceforge.squirrel_sql.client.session.mainpanel.SQLResultExecuterPanel do not have a common superclass