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| java.lang.Object
 org.apache.commons.collections.iterators.EnumerationIterator
| EnumerationIterator | | public class EnumerationIterator implements Iterator(Code) | | Adapter to make
Enumeration Enumeration instances appear
to be
Iterator Iterator instances.
since:
Commons Collections 1.0
version:
$Revision: 155406 $ $Date: 2005-02-26 12:55:26 +0000 (Sat, 26 Feb 2005) $
author:
James Strachan
author:
Daniel Rall |
| Method Summary | |
| public Enumeration | getEnumeration()
Returns the underlying enumeration. | | public boolean | hasNext()
Returns true if the underlying enumeration has more elements. | | public Object | next()
Returns the next object from the enumeration. | | public void | remove()
Removes the last retrieved element if a collection is attached. | | public void | setEnumeration(Enumeration enumeration)
Sets the underlying enumeration. |
| EnumerationIterator | | public EnumerationIterator(Enumeration enumeration)(Code) | | Constructs a new EnumerationIterator that provides
an iterator view of the given enumeration.
Parameters:
enumeration - the enumeration to use |
| EnumerationIterator | | public EnumerationIterator(Enumeration enumeration, Collection collection)(Code) | | Constructs a new EnumerationIterator that will remove
elements from the specified collection.
Parameters:
enumeration - the enumeration to use
Parameters:
collection - the collection to remove elements form |
| getEnumeration | | public Enumeration getEnumeration()(Code) | | Returns the underlying enumeration.
the underlying enumeration |
| hasNext | | public boolean hasNext()(Code) | | Returns true if the underlying enumeration has more elements.
true if the underlying enumeration has more elements
throws:
NullPointerException - if the underlying enumeration is null |
| next | | public Object next()(Code) | | Returns the next object from the enumeration.
the next object from the enumeration
throws:
NullPointerException - if the enumeration is null |
| remove | | public void remove()(Code) | | Removes the last retrieved element if a collection is attached.
Functions if an associated Collection is known.
If so, the first occurrence of the last returned object from this
iterator will be removed from the collection.
exception:
IllegalStateException - next() not called.
exception:
UnsupportedOperationException - if no associated collection |
| setEnumeration | | public void setEnumeration(Enumeration enumeration)(Code) | | Sets the underlying enumeration.
Parameters:
enumeration - the new underlying enumeration |
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