Object[] listeners = listenerList.getListenerList(); SessionEvent evt = null; for (int i = listeners.length - 2; i >= 0; i -= 2) { if (listeners[i] == ISessionListener.class) { // Lazily create the event: if (evt == null) { evt = new SessionEvent(session); } ((ISessionListener)listeners[i + 1]).sessionClosing(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]).objectAdded(evt); } }
Clone fragments detected by clone detection tool
File path: /sql12/app/src/net/sourceforge/squirrel_sql/client/session/SessionManager.java File path: /sql12/fw/src/net/sourceforge/squirrel_sql/fw/util/ObjectCache.java
Method name: void fireSessionClosing(ISession) Method name: void fireObjectAdded(IHasIdentifier)
Number of AST nodes: 7 Number of AST nodes: 7
1
Object[] listeners = listenerList.getListenerList();
1
Object[] listeners = _listenerList.getListenerList();
2
      Session
2
			// Process the listeners last to first, notifying
3
			// those that are interested in this event.
3
Event evt = null;
4
			ObjectCacheChangeEvent evt = null;
4
      for (int i = listeners.length - 2; i >= 0; i -= 2)
5
			for (int i = listeners.length - 2; i >= 0; i-=
5
      {
6
         
6
2 )
7
			{
7
if (listeners[i] == ISessionListener.class)
8
				if (listeners[i] == I
8
         {
9
            
9
ObjectCacheChangeListener.class)
10
				{
10
// Lazily create the event:
11
					// Lazily create the event
11
            
12
.
12
if (evt == null)
13
					if (evt == null)
13
            {
14
               evt = new SessionEvent(session);
15
            }
16
            ((ISessionListener)listeners[i + 1]).sessionClosing(evt);
17
         }
18
      
14
					{
15
						evt = new ObjectCacheChangeEvent(ObjectCache.this, obj);
16
					}
17
					((IObjectCacheChangeListener)listeners[i + 1]).objectAdded(evt);
18
				}
19
}
19
			}
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 statements7
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)9.2
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    Object[] listeners = listenerList.getListenerList();
    1
    Object[] listeners = listenerList.getListenerList();
    1
    Object[] listeners = _listenerList.getListenerList();
    Differences
    Expression1Expression2Difference
    listenerList_listenerListVARIABLE_NAME_MISMATCH
    1
    Object[] listeners = _listenerList.getListenerList();
    2
    SessionEvent evt = null;
    2
    SessionEvent evt = null;
    2
    ObjectCacheChangeEvent evt = null;
    Differences
    Expression1Expression2Difference
    net.sourceforge.squirrel_sql.client.session.event.SessionEventnet.sourceforge.squirrel_sql.fw.util.ObjectCacheChangeEventSUBCLASS_TYPE_MISMATCH
    net.sourceforge.squirrel_sql.client.session.event.SessionEventnet.sourceforge.squirrel_sql.fw.util.ObjectCacheChangeEventSUBCLASS_TYPE_MISMATCH
    2
    ObjectCacheChangeEvent 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] == ISessionListener.class)
    4
    if (listeners[i] == ISessionListener.class)
    4
    if (listeners[i] == IObjectCacheChangeListener.class)
    Differences
    Expression1Expression2Difference
    ISessionListener.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.SessionEventnet.sourceforge.squirrel_sql.fw.util.ObjectCacheChangeEventSUBCLASS_TYPE_MISMATCH
    5
    if (evt == null)
    6
    evt = new SessionEvent(session);
    6
    evt = new SessionEvent(session);
    6
    evt = new ObjectCacheChangeEvent(ObjectCache.this, obj);
    Differences
    Expression1Expression2Difference
    net.sourceforge.squirrel_sql.client.session.event.SessionEventnet.sourceforge.squirrel_sql.fw.util.ObjectCacheChangeEventSUBCLASS_TYPE_MISMATCH
    net.sourceforge.squirrel_sql.client.session.event.SessionEventnet.sourceforge.squirrel_sql.fw.util.ObjectCacheChangeEventSUBCLASS_TYPE_MISMATCH
    new SessionEvent(session)new ObjectCacheChangeEvent(ObjectCache.this,obj)ARGUMENT_NUMBER_MISMATCH
    Preondition Violations
    Expression new SessionEvent(session) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new ObjectCacheChangeEvent(ObjectCache.this,obj) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new SessionEvent(session) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new ObjectCacheChangeEvent(ObjectCache.this,obj) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6
    evt = new ObjectCacheChangeEvent(ObjectCache.this, obj);
    7
    ((ISessionListener)listeners[i + 1]).sessionClosing(evt);
    7
    ((ISessionListener)listeners[i + 1]).sessionClosing(evt);
    7
    ((IObjectCacheChangeListener)listeners[i + 1]).objectAdded(evt);
    Differences
    Expression1Expression2Difference
    net.sourceforge.squirrel_sql.client.session.event.SessionEventnet.sourceforge.squirrel_sql.fw.util.ObjectCacheChangeEventSUBCLASS_TYPE_MISMATCH
    sessionClosingobjectAddedMETHOD_INVOCATION_NAME_MISMATCH
    net.sourceforge.squirrel_sql.client.session.event.ISessionListenernet.sourceforge.squirrel_sql.fw.util.IObjectCacheChangeListenerVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Expression ((ISessionListener)listeners[i + 1]).sessionClosing(evt) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression ((IObjectCacheChangeListener)listeners[i + 1]).objectAdded(evt) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression ((ISessionListener)listeners[i + 1]).sessionClosing(evt) is a void method call, and thus it cannot be parameterized
    Expression ((IObjectCacheChangeListener)listeners[i + 1]).objectAdded(evt) is a void method call, and thus it cannot be parameterized
    Expression (ISessionListener)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.ISessionListener does not match with type net.sourceforge.squirrel_sql.fw.util.IObjectCacheChangeListener
    • Make classes net.sourceforge.squirrel_sql.client.session.event.ISessionListener and net.sourceforge.squirrel_sql.fw.util.IObjectCacheChangeListener extend a common superclass
    7
    ((IObjectCacheChangeListener)listeners[i + 1]).objectAdded(evt);
    Precondition Violations (11)
    Row Violation
    1Expression new SessionEvent(session) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression new ObjectCacheChangeEvent(ObjectCache.this,obj) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression new SessionEvent(session) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression new ObjectCacheChangeEvent(ObjectCache.this,obj) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression ((ISessionListener)listeners[i + 1]).sessionClosing(evt) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6Expression ((IObjectCacheChangeListener)listeners[i + 1]).objectAdded(evt) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Expression ((ISessionListener)listeners[i + 1]).sessionClosing(evt) is a void method call, and thus it cannot be parameterized
    8Expression ((IObjectCacheChangeListener)listeners[i + 1]).objectAdded(evt) is a void method call, and thus it cannot be parameterized
    9Expression (ISessionListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    10Expression (IObjectCacheChangeListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    11Type net.sourceforge.squirrel_sql.client.session.event.ISessionListener does not match with type net.sourceforge.squirrel_sql.fw.util.IObjectCacheChangeListener