Class IteratorEnumeration
- java.lang.Object
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- org.apache.commons.collections.iterators.IteratorEnumeration
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- All Implemented Interfaces:
Enumeration
public class IteratorEnumeration extends Object implements Enumeration
Adapter to make anIterator
instance appear to be anEnumeration
instance.- Since:
- Commons Collections 1.0
- Version:
- $Revision: 646777 $ $Date: 2008-04-10 14:33:15 +0200 (Thu, 10 Apr 2008) $
- Author:
- James Strachan
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Constructor Summary
Constructors Constructor Description IteratorEnumeration()
Constructs a newIteratorEnumeration
that will not function untilsetIterator
is invoked.IteratorEnumeration(Iterator iterator)
Constructs a newIteratorEnumeration
that will use the given iterator.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description Iterator
getIterator()
Returns the underlying iterator.boolean
hasMoreElements()
Returns true if the underlying iterator has more elements.Object
nextElement()
Returns the next element from the underlying iterator.void
setIterator(Iterator iterator)
Sets the underlying iterator.-
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface java.util.Enumeration
asIterator
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Constructor Detail
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IteratorEnumeration
public IteratorEnumeration()
Constructs a newIteratorEnumeration
that will not function untilsetIterator
is invoked.
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IteratorEnumeration
public IteratorEnumeration(Iterator iterator)
Constructs a newIteratorEnumeration
that will use the given iterator.- Parameters:
iterator
- the iterator to use
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Method Detail
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hasMoreElements
public boolean hasMoreElements()
Returns true if the underlying iterator has more elements.- Specified by:
hasMoreElements
in interfaceEnumeration
- Returns:
- true if the underlying iterator has more elements
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nextElement
public Object nextElement()
Returns the next element from the underlying iterator.- Specified by:
nextElement
in interfaceEnumeration
- Returns:
- the next element from the underlying iterator.
- Throws:
NoSuchElementException
- if the underlying iterator has no more elements
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getIterator
public Iterator getIterator()
Returns the underlying iterator.- Returns:
- the underlying iterator
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setIterator
public void setIterator(Iterator iterator)
Sets the underlying iterator.- Parameters:
iterator
- the new underlying iterator
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