Object[] listeners = _listenerList.getListenerList(); // Process the listeners last to first, notifying // those that are interested in this event. ObjectTreeListenerEvent evt = null; for (int i = listeners.length - 2; i >= 0; i-=2 ) { if (listeners[i] == IObjectTreeListener.class) { // Lazily create the event. if (evt == null) { evt = new ObjectTreeListenerEvent(ObjectTree.this); } ((IObjectTreeListener)listeners[i + 1]).objectTreeRefreshed(evt); } }
Object[] listeners = _listenerList.getListenerList(); // Process the listeners last to first, notifying // those that are interested in this event. HtmlViewerPanelListenerEvent evt = null; for (int i = listeners.length - 2; i >= 0; i-=2 ) { if (listeners[i] == IHtmlViewerPanelListener.class) { // Lazily create the event. if (evt == null) { evt = new HtmlViewerPanelListenerEvent(this); } ((IHtmlViewerPanelListener)listeners[i + 1]).homeURLHasChanged(evt); } }
Clone fragments detected by clone detection tool
File path: /sql12/app/src/net/sourceforge/squirrel_sql/client/session/mainpanel/objecttree/ObjectTree.java File path: /sql12/app/src/net/sourceforge/squirrel_sql/client/gui/HtmlViewerPanel.java
Method name: void fireObjectTreeRefreshed() Method name: void fireHomeURLChanged()
Number of AST nodes: 7 Number of AST nodes: 7
1
Object[] listeners = _listenerList.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
		ObjectTreeListenerEvent evt = null;
4
		HtmlViewerPanelListenerEvent 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] == IObjectTreeListener.class)
7
			if (listeners[i] == IHtmlViewerPanelListener.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 ObjectTreeListenerEvent(ObjectTree.this);
12
					evt = new HtmlViewerPanelListenerEvent(this);
13
				}
13
				}
14
				((IObjectTreeListener)listeners[i + 1]).objectTreeRefreshed(evt);
14
				((IHtmlViewerPanelListener)listeners[i + 1]).homeURLHasChanged(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 having the same super class
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)8.3
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    1
    Object[] listeners = _listenerList.getListenerList();
    1
    Object[] listeners = _listenerList.getListenerList();
    2
    ObjectTreeListenerEvent evt = null;
    2
    ObjectTreeListenerEvent evt = null;
    2
    HtmlViewerPanelListenerEvent evt = null;
    Differences
    Expression1Expression2Difference
    net.sourceforge.squirrel_sql.client.session.mainpanel.objecttree.ObjectTreeListenerEventnet.sourceforge.squirrel_sql.client.gui.HtmlViewerPanelListenerEventSUBCLASS_TYPE_MISMATCH
    net.sourceforge.squirrel_sql.client.session.mainpanel.objecttree.ObjectTreeListenerEventnet.sourceforge.squirrel_sql.client.gui.HtmlViewerPanelListenerEventSUBCLASS_TYPE_MISMATCH
    2
    HtmlViewerPanelListenerEvent 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] == IObjectTreeListener.class)
    4
    if (listeners[i] == IObjectTreeListener.class)
    4
    if (listeners[i] == IHtmlViewerPanelListener.class)
    Differences
    Expression1Expression2Difference
    IObjectTreeListener.classIHtmlViewerPanelListener.classLITERAL_VALUE_MISMATCH
    4
    if (listeners[i] == IHtmlViewerPanelListener.class)
    5
    if (evt == null)
    5
    if (evt == null)
    5
    if (evt == null)
    Differences
    Expression1Expression2Difference
    net.sourceforge.squirrel_sql.client.session.mainpanel.objecttree.ObjectTreeListenerEventnet.sourceforge.squirrel_sql.client.gui.HtmlViewerPanelListenerEventSUBCLASS_TYPE_MISMATCH
    5
    if (evt == null)
    6
    evt = new ObjectTreeListenerEvent(ObjectTree.this);
    6
    evt = new ObjectTreeListenerEvent(ObjectTree.this);
    6
    evt = new HtmlViewerPanelListenerEvent(this);
    Differences
    Expression1Expression2Difference
    net.sourceforge.squirrel_sql.client.session.mainpanel.objecttree.ObjectTreeListenerEventnet.sourceforge.squirrel_sql.client.gui.HtmlViewerPanelListenerEventSUBCLASS_TYPE_MISMATCH
    net.sourceforge.squirrel_sql.client.session.mainpanel.objecttree.ObjectTreeListenerEventnet.sourceforge.squirrel_sql.client.gui.HtmlViewerPanelListenerEventSUBCLASS_TYPE_MISMATCH
    Preondition Violations
    Expression new ObjectTreeListenerEvent(ObjectTree.this) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression new HtmlViewerPanelListenerEvent(this) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    6
    evt = new HtmlViewerPanelListenerEvent(this);
    7
    ((IObjectTreeListener)listeners[i + 1]).objectTreeRefreshed(evt);
    7
    ((IObjectTreeListener)listeners[i + 1]).objectTreeRefreshed(evt);
    7
    ((IHtmlViewerPanelListener)listeners[i + 1]).homeURLHasChanged(evt);
    Differences
    Expression1Expression2Difference
    net.sourceforge.squirrel_sql.client.session.mainpanel.objecttree.ObjectTreeListenerEventnet.sourceforge.squirrel_sql.client.gui.HtmlViewerPanelListenerEventSUBCLASS_TYPE_MISMATCH
    objectTreeRefreshedhomeURLHasChangedMETHOD_INVOCATION_NAME_MISMATCH
    net.sourceforge.squirrel_sql.client.session.mainpanel.objecttree.IObjectTreeListenernet.sourceforge.squirrel_sql.client.gui.IHtmlViewerPanelListenerVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Expression ((IObjectTreeListener)listeners[i + 1]).objectTreeRefreshed(evt) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression ((IHtmlViewerPanelListener)listeners[i + 1]).homeURLHasChanged(evt) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression ((IObjectTreeListener)listeners[i + 1]).objectTreeRefreshed(evt) is a void method call, and thus it cannot be parameterized
    Expression ((IHtmlViewerPanelListener)listeners[i + 1]).homeURLHasChanged(evt) is a void method call, and thus it cannot be parameterized
    Expression (IObjectTreeListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (IHtmlViewerPanelListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type net.sourceforge.squirrel_sql.client.session.mainpanel.objecttree.IObjectTreeListener does not match with type net.sourceforge.squirrel_sql.client.gui.IHtmlViewerPanelListener
    • Make classes net.sourceforge.squirrel_sql.client.session.mainpanel.objecttree.IObjectTreeListener and net.sourceforge.squirrel_sql.client.gui.IHtmlViewerPanelListener extend a common superclass
    7
    ((IHtmlViewerPanelListener)listeners[i + 1]).homeURLHasChanged(evt);
    Precondition Violations (10)
    Row Violation
    1Expression new ObjectTreeListenerEvent(ObjectTree.this) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression new HtmlViewerPanelListenerEvent(this) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression ((IObjectTreeListener)listeners[i + 1]).objectTreeRefreshed(evt) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    4Expression ((IHtmlViewerPanelListener)listeners[i + 1]).homeURLHasChanged(evt) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    5Expression ((IObjectTreeListener)listeners[i + 1]).objectTreeRefreshed(evt) is a void method call, and thus it cannot be parameterized
    6Expression ((IHtmlViewerPanelListener)listeners[i + 1]).homeURLHasChanged(evt) is a void method call, and thus it cannot be parameterized
    7Expression (IObjectTreeListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Expression (IHtmlViewerPanelListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    9Type net.sourceforge.squirrel_sql.client.session.mainpanel.objecttree.IObjectTreeListener does not match with type net.sourceforge.squirrel_sql.client.gui.IHtmlViewerPanelListener
    10The refactoring of the clones is infeasible, because classes net.sourceforge.squirrel_sql.client.session.mainpanel.objecttree.ObjectTree and net.sourceforge.squirrel_sql.client.gui.HtmlViewerPanel do not have a common superclass