DateRangeChangedEvent e = new DateRangeChangedEvent(this, dateRange); // Guaranteed to return a non-null array Object[] listeners = listenerList.getListenerList(); // Process the listeners last to first, notifying // those that are interested in this event for (int i = listeners.length - 2; i >= 0; i -= 2) { if (listeners[i] == IDateRangeChangedListener.class) { ((IDateRangeChangedListener) listeners[i + 1]) .selectionChanged(e); } }
IFolderEvent e = new FolderEvent(this, null); // Guaranteed to return a non-null array Object[] listeners = listenerList.getListenerList(); // Process the listeners last to first, notifying // those that are interested in this event for (int i = listeners.length - 2; i >= 0; i -= 2) { if (listeners[i] == FolderListener.class) { ((FolderListener) listeners[i + 1]).itemAdded(e); } }
Clone fragments detected by clone detection tool
File path: /columba-1.4-src/calendar/src/main/java/org/columba/calendar/ui/navigation/NavigationController.java File path: /columba-1.4-src/contact/src/main/java/org/columba/addressbook/folder/AbstractFolder.java
Method name: void fireSelectionChanged(IDateRange) Method name: void fireItemAdded(String)
Number of AST nodes: 5 Number of AST nodes: 5
1
DateRangeChangedEvent e = new DateRangeChangedEvent(this, dateRange);
1
IFolderEvent e = new FolderEvent(this, null);
2
		// Guaranteed to return a non-null array
2
		// Guaranteed to return a non-null array
3
		Object[] listeners = listenerList.getListenerList();
3
		Object[] listeners = listenerList.getListenerList();
4
		// Process the listeners last to first, notifying
4
		// Process the listeners last to first, notifying
5
		// those that are interested in this event
5
		// those that are interested in this event
6
		for (int i = listeners.length - 2; i >= 0; i -= 2) {
6
		for (int i = listeners.length - 2; i >= 0; i -= 2) {
7
			if (listeners[i] == IDateRangeChangedListener.class) {
7
			if (listeners[i] == FolderListener.class) {
8
				((IDateRangeChangedListener) listeners[i + 1])
8
				((FolderListener) listeners[i + 1])
9
						.selectionChanged(e);
9
.itemAdded(e);
10
			}
10
			}
11
		}
11
		}
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)0.3
Clones locationClones are in different classes
Number of node comparisons9
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements4
    Number of unmapped statements in the first code fragment1
    Number of unmapped statements in the second code fragment1
    Time elapsed for statement mapping (ms)0.8
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
                                                                                              
    1
    IFolderEvent e = new FolderEvent(this, null);
    1
    DateRangeChangedEvent e = new DateRangeChangedEvent(this, dateRange);
                                                                                                                                              
    2
    Object[] listeners = listenerList.getListenerList();
    2
    Object[] listeners = listenerList.getListenerList();
    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] == IDateRangeChangedListener.class)
    4
    if (listeners[i] == FolderListener.class)
    5
    ((IDateRangeChangedListener)listeners[i + 1]).selectionChanged(e);
    5
    ((IDateRangeChangedListener)listeners[i + 1]).selectionChanged(e);
    5
    ((FolderListener)listeners[i + 1]).itemAdded(e);
    Differences
    Expression1Expression2Difference
    selectionChangeditemAddedMETHOD_INVOCATION_NAME_MISMATCH
    org.columba.calendar.ui.navigation.api.DateRangeChangedEventorg.columba.addressbook.folder.IFolderEventVARIABLE_TYPE_MISMATCH
    org.columba.calendar.ui.navigation.api.IDateRangeChangedListenerorg.columba.addressbook.folder.FolderListenerVARIABLE_TYPE_MISMATCH
    Preondition Violations
    Expression ((IDateRangeChangedListener)listeners[i + 1]).selectionChanged(e) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression ((FolderListener)listeners[i + 1]).itemAdded(e) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression ((IDateRangeChangedListener)listeners[i + 1]).selectionChanged(e) is a void method call, and thus it cannot be parameterized
    Expression ((FolderListener)listeners[i + 1]).itemAdded(e) is a void method call, and thus it cannot be parameterized
    Type org.columba.calendar.ui.navigation.api.DateRangeChangedEvent of variable e does not match with type org.columba.addressbook.folder.IFolderEvent of variable e
    • Make classes org.columba.calendar.ui.navigation.api.DateRangeChangedEvent and org.columba.addressbook.folder.IFolderEvent extend a common superclass
    Expression (IDateRangeChangedListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Expression (FolderListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    Type org.columba.calendar.ui.navigation.api.IDateRangeChangedListener of variable (IDateRangeChangedListener)listeners[i + 1] does not match with type org.columba.addressbook.folder.FolderListener of variable (FolderListener)listeners[i + 1]
    • Make classes org.columba.calendar.ui.navigation.api.IDateRangeChangedListener and org.columba.addressbook.folder.FolderListener extend a common superclass
    5
    ((FolderListener)listeners[i + 1]).itemAdded(e);
    Precondition Violations (8)
    Row Violation
    1Expression ((IDateRangeChangedListener)listeners[i + 1]).selectionChanged(e) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    2Expression ((FolderListener)listeners[i + 1]).itemAdded(e) cannot be parameterized, because it has dependencies to/from statements that will be extracted
    3Expression ((IDateRangeChangedListener)listeners[i + 1]).selectionChanged(e) is a void method call, and thus it cannot be parameterized
    4Expression ((FolderListener)listeners[i + 1]).itemAdded(e) is a void method call, and thus it cannot be parameterized
    5Type org.columba.calendar.ui.navigation.api.DateRangeChangedEvent of variable e does not match with type org.columba.addressbook.folder.IFolderEvent of variable e
    6Expression (IDateRangeChangedListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    7Expression (FolderListener)listeners[i + 1] cannot be parameterized, because it has dependencies to/from statements that will be extracted
    8Type org.columba.calendar.ui.navigation.api.IDateRangeChangedListener of variable (IDateRangeChangedListener)listeners[i + 1] does not match with type org.columba.addressbook.folder.FolderListener of variable (FolderListener)listeners[i + 1]