public class AbstractMapIteratorDecorator<K,V> extends java.lang.Object implements MapIterator<K,V>
All methods are forwarded to the decorated map iterator.
Constructor and Description |
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AbstractMapIteratorDecorator(MapIterator<K,V> iterator)
Constructor that decorates the specified iterator.
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Modifier and Type | Method and Description |
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K |
getKey()
Gets the current key, which is the key returned by the last call
to
next() . |
V |
getValue()
Gets the current value, which is the value associated with the last key
returned by
next() . |
boolean |
hasNext()
Checks to see if there are more entries still to be iterated.
|
K |
next()
Gets the next key from the
Map . |
void |
remove()
Removes the last returned key from the underlying
Map (optional operation). |
V |
setValue(V obj)
Sets the value associated with the current key (optional operation).
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public AbstractMapIteratorDecorator(MapIterator<K,V> iterator)
iterator
- the iterator to decorate, must not be nulljava.lang.NullPointerException
- if the iterator is nullpublic boolean hasNext()
hasNext
in interface java.util.Iterator<K>
hasNext
in interface MapIterator<K,V>
true
if the iterator has more elementspublic K next()
Map
.next
in interface java.util.Iterator<K>
next
in interface MapIterator<K,V>
public void remove()
Map
(optional operation).
This method can be called once per call to next()
.
remove
in interface java.util.Iterator<K>
remove
in interface MapIterator<K,V>
public K getKey()
next()
.getKey
in interface MapIterator<K,V>
public V getValue()
next()
.getValue
in interface MapIterator<K,V>
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