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java.lang.Object | +--net.rim.device.api.util.EmptyEnumeration
Permits handling of empty enumerations.
This wrapper around the Enumeration interface handles returning of empty enumerations when no elements exist to be retrieved. This ensures that the invoker does not have to check for null but can rather rely on simply using the enumeration interface.
| Constructor Summary | ||
EmptyEnumeration()
Constructs a new EmptyEnumeration object. |
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| Method Summary | ||
boolean |
hasMoreElements()
Determines if this enumeration has more objects. |
|
Object |
nextElement()
Retrieves the next element in this enumeration. |
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| Methods inherited from class java.lang.Object |
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
public EmptyEnumeration()
By default, this constructor does nothing.
| Method Detail |
public boolean hasMoreElements()
public Object nextElement() throws NoSuchElementException
NoSuchElementException - Always by default, since this is an empty
enumeration.
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