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]).resultTabRemoved(evt); } }
Object[] listeners = _listenerList.getListenerList(); // Process the listeners last to first, notifying // those that are interested in this event. ObjectCacheChangeEvent evt = null; for (int i = listeners.length - 2; i >= 0; i-=2 ) { if (listeners[i] == IObjectCacheChangeListener.class) { // Lazily create the event: if (evt == null) { evt = new ObjectCacheChangeEvent(ObjectCache.this, obj); } ((IObjectCacheChangeListener)listeners[i + 1]).objectRemoved(evt); } }
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/util/ObjectCache.java
Method name: void fireTabRemovedEvent(IResultTab) Method name: void fireObjectRemoved(IHasIdentifier)
Number of AST nodes: 7 Number of AST nodes: 7
1
Object[] listeners = _listeners.getListenerList();
1
Object[] listeners = _listenerList.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
		ResultTabEvent evt = null;
4
			ObjectCacheChangeEvent 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] == IResultTabListener.class)
7
				if (listeners[i] == IObjectCacheChangeListener.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 ResultTabEvent(_session, tab);
12
						evt = new ObjectCacheChangeEvent(ObjectCache.this, obj);
13
				}
13
					}
14
				((IResultTabListener)listeners[i + 1]).resultTabRemoved(evt);
14
					((IObjectCacheChangeListener)listeners[i + 1]).objectRemoved(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 in different classes
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();
    1
    Object[] listeners = _listenerList.getListenerList();
    Differences
    Expression1Expression2Difference
    _listeners_listenerListVARIABLE_NAME_MISMATCH
    1
    Object[] listeners = _listenerList.getListenerList();
                                                                          
    2
    ObjectCacheChangeEvent evt = null;
    2
    ResultTabEvent 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] == IResultTabListener.class)
    4
    if (listeners[i] == IResultTabListener.class)
    4
    if (listeners[i] == IObjectCacheChangeListener.class)
    Differences
    Expression1Expression2Difference
    IResultTabListener.classIObjectCacheChangeListener.classLITERAL_VALUE_MISMATCH
    4
    if (listeners[i] == IObjectCacheChangeListener.class)
    5
    if (evt == null)
    5
    if (evt == null)
    5
    if (evt == null)
    Differences
    Expression1Expression2Difference
    net.sourceforge.squirrel_sql.client.session.event.ResultTabEventnet.sourceforge.squirrel_sql.fw.util.ObjectCacheChangeEventVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type net.sourceforge.squirrel_sql.client.session.event.ResultTabEvent of variable evt does not match with type net.sourceforge.squirrel_sql.fw.util.ObjectCacheChangeEvent of variable evt
    • Make classes net.sourceforge.squirrel_sql.client.session.event.ResultTabEvent and net.sourceforge.squirrel_sql.fw.util.ObjectCacheChangeEvent extend a common superclass
    5
    if (evt == null)
                                                                                                                    
    6
    evt = new ObjectCacheChangeEvent(ObjectCache.this, obj);
    Preondition Violations
    Unmatched statement evt=new ObjectCacheChangeEvent(ObjectCache.this,obj); cannot be moved before or after the extracted code, because it has dependencies to/from statements that will be extracted
    6
    evt = new ObjectCacheChangeEvent(ObjectCache.this, obj);
    6
    evt = new ResultTabEvent(_session, tab);
    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
                                                                                    
    7
    ((IResultTabListener)listeners[i + 1]).resultTabRemoved(evt);
    7
    ((IResultTabListener)listeners[i + 1]).resultTabRemoved(evt);
    7
    ((IObjectCacheChangeListener)listeners[i + 1]).objectRemoved(evt);
    Differences
    Expression1Expression2Difference
    net.sourceforge.squirrel_sql.client.session.event.ResultTabEventnet.sourceforge.squirrel_sql.fw.util.ObjectCacheChangeEventVARIABLE_TYPE_MISMATCH
    resultTabRemovedobjectRemovedMETHOD_INVOCATION_NAME_MISMATCH
    net.sourceforge.squirrel_sql.client.session.event.IResultTabListenernet.sourceforge.squirrel_sql.fw.util.IObjectCacheChangeListenerVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Type net.sourceforge.squirrel_sql.client.session.event.ResultTabEvent of variable evt does not match with type net.sourceforge.squirrel_sql.fw.util.ObjectCacheChangeEvent of variable evt
    • Make classes net.sourceforge.squirrel_sql.client.session.event.ResultTabEvent and net.sourceforge.squirrel_sql.fw.util.ObjectCacheChangeEvent extend a common superclass
    Expression ((IResultTabListener)listeners[i + 1]).resultTabRemoved(evt) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression ((IObjectCacheChangeListener)listeners[i + 1]).objectRemoved(evt) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression ((IResultTabListener)listeners[i + 1]).resultTabRemoved(evt) is a void method call, and thus it cannot be parameterized
    Expression ((IObjectCacheChangeListener)listeners[i + 1]).objectRemoved(evt) is a void method call, and thus it cannot be parameterized
    Expression (IResultTabListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (IObjectCacheChangeListener)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.IResultTabListener does not match with type net.sourceforge.squirrel_sql.fw.util.IObjectCacheChangeListener
    • Make classes net.sourceforge.squirrel_sql.client.session.event.IResultTabListener and net.sourceforge.squirrel_sql.fw.util.IObjectCacheChangeListener extend a common superclass
    7
    ((IObjectCacheChangeListener)listeners[i + 1]).objectRemoved(evt);
    Precondition Violations (12)
    Row Violation
    1Type net.sourceforge.squirrel_sql.client.session.event.ResultTabEvent of variable evt does not match with type net.sourceforge.squirrel_sql.fw.util.ObjectCacheChangeEvent of variable evt
    2Unmatched statement evt=new ObjectCacheChangeEvent(ObjectCache.this,obj); 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 has dependencies to/from statements that will be extracted
    4Unmatched 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
    5Type net.sourceforge.squirrel_sql.client.session.event.ResultTabEvent of variable evt does not match with type net.sourceforge.squirrel_sql.fw.util.ObjectCacheChangeEvent of variable evt
    6Expression ((IResultTabListener)listeners[i + 1]).resultTabRemoved(evt) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Expression ((IObjectCacheChangeListener)listeners[i + 1]).objectRemoved(evt) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Expression ((IResultTabListener)listeners[i + 1]).resultTabRemoved(evt) is a void method call, and thus it cannot be parameterized
    9Expression ((IObjectCacheChangeListener)listeners[i + 1]).objectRemoved(evt) is a void method call, and thus it cannot be parameterized
    10Expression (IResultTabListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    11Expression (IObjectCacheChangeListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    12Type net.sourceforge.squirrel_sql.client.session.event.IResultTabListener does not match with type net.sourceforge.squirrel_sql.fw.util.IObjectCacheChangeListener