Object[] listeners = _listeners.getListenerList(); // Process the listeners last to first, notifying // those that are interested in this event. SQLPanelEvent evt = null; for (int i = listeners.length - 2; i >= 0; i -= 2) { if (listeners[i] == ISQLPanelListener.class) { // Lazily create the event: if (evt == null) { evt = new SQLPanelEvent(_session, this); } ((ISQLPanelListener)listeners[i + 1]).sqlEntryAreaInstalled(evt); } }
Object[] listeners = _listeners.getListenerList(); // Process the listeners last to first, notifying // those that are interested in this event. ResultTabEvent evt = null; for (int i = listeners.length - 2; i >= 0; i -= 2) { if (listeners[i] == IResultTabListener.class) { // Lazily create the event: if (evt == null) { evt = new ResultTabEvent(_session, tab); } ((IResultTabListener) listeners[i + 1]).resultTabTornOff(evt); } }
Clone fragments detected by clone detection tool
File path: /sql12/app/src/net/sourceforge/squirrel_sql/client/session/mainpanel/SQLPanel.java File path: /sql12/app/src/net/sourceforge/squirrel_sql/client/session/mainpanel/SQLPanel.java
Method name: void fireSQLEntryAreaInstalled() Method name: void fireTabTornOffEvent(IResultTab)
Number of AST nodes: 7 Number of AST nodes: 7
1
Object[] listeners = _listeners.getListenerList();
1
Object[] listeners = _listeners.getListenerList();
2
		// Process the listeners last to first, notifying
2
		// Process the listeners last to first, notifying
3
		// those that are interested in this event.
3
		// those that are interested in this event.
4
		SQLPanelEvent evt = null;
4
		ResultTabEvent evt = null;
5
		for (int i = listeners.length - 2; i >= 0; i -= 2)
5
		for (int i = listeners.length - 2; i >= 0; i -= 2)
6
		{
6
		{
7
			if (listeners[i] == ISQLPanelListener.class)
7
			if (listeners[i] == IResultTabListener.class)
8
			{
8
			{
9
				// Lazily create the event:
9
				// Lazily create the event:
10
				if (evt == null)
10
				if (evt == null)
11
				{
11
				{
12
					evt = new SQLPanelEvent(_session, this);
12
					evt = new ResultTabEvent(_session, tab);
13
				}
13
				}
14
				((ISQLPanelListener)listeners[i + 1]).sqlEntryAreaInstalled(evt);
14
				((IResultTabListener) listeners[i + 1]).resultTabTornOff(evt);
15
			}
15
			}
16
		}
16
		}
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)0.5
Clones locationClones are declared in the same class
Number of node comparisons13
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements5
    Number of unmapped statements in the first code fragment2
    Number of unmapped statements in the second code fragment2
    Time elapsed for statement mapping (ms)2.4
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    Object[] listeners = _listeners.getListenerList();
    1
    Object[] listeners = _listeners.getListenerList();
                                                          
    2
    ResultTabEvent evt = null;
    2
    SQLPanelEvent evt = null;
                                                        
    3
    for (int i = listeners.length - 2; i >= 0; i -= 2)
    3
    for (int i = listeners.length - 2; i >= 0; i -= 2)
    4
    if (listeners[i] == ISQLPanelListener.class)
    4
    if (listeners[i] == ISQLPanelListener.class)
    4
    if (listeners[i] == IResultTabListener.class)
    Differences
    Expression1Expression2Difference
    ISQLPanelListener.classIResultTabListener.classLITERAL_VALUE_MISMATCH
    4
    if (listeners[i] == IResultTabListener.class)
    5
    if (evt == null)
    5
    if (evt == null)
    5
    if (evt == null)
    Differences
    Expression1Expression2Difference
    net.sourceforge.squirrel_sql.client.session.event.SQLPanelEventnet.sourceforge.squirrel_sql.client.session.event.ResultTabEventVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type net.sourceforge.squirrel_sql.client.session.event.SQLPanelEvent of variable evt does not match with type net.sourceforge.squirrel_sql.client.session.event.ResultTabEvent of variable evt
    • Make classes net.sourceforge.squirrel_sql.client.session.event.SQLPanelEvent and net.sourceforge.squirrel_sql.client.session.event.ResultTabEvent extend a common superclass
    5
    if (evt == null)
                                                                                    
    6
    evt = new ResultTabEvent(_session, tab);
    Preondition Violations
    Unmatched statement evt=new ResultTabEvent(_session,tab); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    Unmatched statement evt=new ResultTabEvent(_session,tab); 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 ResultTabEvent(_session, tab);
    6
    evt = new SQLPanelEvent(_session, this);
    6
    evt = new SQLPanelEvent(_session, this);
    Preondition Violations
    Unmatched statement evt=new SQLPanelEvent(_session,this); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    Unmatched statement evt=new SQLPanelEvent(_session,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
                                                                                    
    7
    ((ISQLPanelListener)listeners[i + 1]).sqlEntryAreaInstalled(evt);
    7
    ((ISQLPanelListener)listeners[i + 1]).sqlEntryAreaInstalled(evt);
    7
    ((IResultTabListener)listeners[i + 1]).resultTabTornOff(evt);
    Differences
    Expression1Expression2Difference
    net.sourceforge.squirrel_sql.client.session.event.SQLPanelEventnet.sourceforge.squirrel_sql.client.session.event.ResultTabEventVARIABLE_TYPE_MISMATCH
    sqlEntryAreaInstalledresultTabTornOffMETHOD_INVOCATION_NAME_MISMATCH
    net.sourceforge.squirrel_sql.client.session.event.ISQLPanelListenernet.sourceforge.squirrel_sql.client.session.event.IResultTabListenerVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type net.sourceforge.squirrel_sql.client.session.event.SQLPanelEvent of variable evt does not match with type net.sourceforge.squirrel_sql.client.session.event.ResultTabEvent of variable evt
    • Make classes net.sourceforge.squirrel_sql.client.session.event.SQLPanelEvent and net.sourceforge.squirrel_sql.client.session.event.ResultTabEvent extend a common superclass
    Expression ((ISQLPanelListener)listeners[i + 1]).sqlEntryAreaInstalled(evt) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression ((IResultTabListener)listeners[i + 1]).resultTabTornOff(evt) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression ((ISQLPanelListener)listeners[i + 1]).sqlEntryAreaInstalled(evt) is a void method call, and thus it cannot be parameterized
    Expression ((IResultTabListener)listeners[i + 1]).resultTabTornOff(evt) is a void method call, and thus it cannot be parameterized
    Expression (ISQLPanelListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (IResultTabListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type net.sourceforge.squirrel_sql.client.session.event.ISQLPanelListener does not match with type net.sourceforge.squirrel_sql.client.session.event.IResultTabListener
    • Make classes net.sourceforge.squirrel_sql.client.session.event.ISQLPanelListener and net.sourceforge.squirrel_sql.client.session.event.IResultTabListener extend a common superclass
    7
    ((IResultTabListener)listeners[i + 1]).resultTabTornOff(evt);
    Precondition Violations (13)
    Row Violation
    1Type net.sourceforge.squirrel_sql.client.session.event.SQLPanelEvent of variable evt does not match with type net.sourceforge.squirrel_sql.client.session.event.ResultTabEvent of variable evt
    2Unmatched statement evt=new ResultTabEvent(_session,tab); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    3Unmatched statement evt=new ResultTabEvent(_session,tab); 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 SQLPanelEvent(_session,this); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    5Unmatched statement evt=new SQLPanelEvent(_session,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
    6Type net.sourceforge.squirrel_sql.client.session.event.SQLPanelEvent of variable evt does not match with type net.sourceforge.squirrel_sql.client.session.event.ResultTabEvent of variable evt
    7Expression ((ISQLPanelListener)listeners[i + 1]).sqlEntryAreaInstalled(evt) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Expression ((IResultTabListener)listeners[i + 1]).resultTabTornOff(evt) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Expression ((ISQLPanelListener)listeners[i + 1]).sqlEntryAreaInstalled(evt) is a void method call, and thus it cannot be parameterized
    10Expression ((IResultTabListener)listeners[i + 1]).resultTabTornOff(evt) is a void method call, and thus it cannot be parameterized
    11Expression (ISQLPanelListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    12Expression (IResultTabListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    13Type net.sourceforge.squirrel_sql.client.session.event.ISQLPanelListener does not match with type net.sourceforge.squirrel_sql.client.session.event.IResultTabListener