public class Enumerator
extends java.lang.Object
implements java.util.Enumeration
Adapter that wraps an Enumeration
around a Java 2 collection Iterator
.
Constructors are provided to easily create such wrappers.
This class is based on code in Apache Tomcat.
Constructor and Description |
---|
Enumerator(java.util.Collection collection)
Return an Enumeration over the values of the specified Collection.
|
Enumerator(java.util.Collection collection,
boolean clone)
Return an Enumeration over the values of the specified Collection.
|
Enumerator(java.util.Iterator iterator)
Return an Enumeration over the values returned by the specified
Iterator.
|
Enumerator(java.util.Iterator iterator,
boolean clone)
Return an Enumeration over the values returned by the specified
Iterator.
|
Enumerator(java.util.Map map)
Return an Enumeration over the values of the specified Map.
|
Enumerator(java.util.Map map,
boolean clone)
Return an Enumeration over the values of the specified Map.
|
Modifier and Type | Method and Description |
---|---|
boolean |
hasMoreElements()
Tests if this enumeration contains more elements.
|
java.lang.Object |
nextElement()
Returns the next element of this enumeration if this enumeration has at least one more element to
provide.
|
public Enumerator(java.util.Collection collection)
collection
- Collection whose values should be enumeratedpublic Enumerator(java.util.Collection collection, boolean clone)
collection
- Collection whose values should be enumeratedclone
- true to clone iteratorpublic Enumerator(java.util.Iterator iterator)
iterator
- Iterator to be wrappedpublic Enumerator(java.util.Iterator iterator, boolean clone)
iterator
- Iterator to be wrappedclone
- true to clone iteratorpublic Enumerator(java.util.Map map)
map
- Map whose values should be enumeratedpublic Enumerator(java.util.Map map, boolean clone)
map
- Map whose values should be enumeratedclone
- true to clone iteratorpublic boolean hasMoreElements()
hasMoreElements
in interface java.util.Enumeration
true
if and only if this enumeration object contains at least one more element to provide,
false
otherwisepublic java.lang.Object nextElement() throws java.util.NoSuchElementException
nextElement
in interface java.util.Enumeration
java.util.NoSuchElementException
- if no more elements exist