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java.lang.Objectorg.apache.commons.collections.iterators.AbstractMapIteratorDecorator
public class AbstractMapIteratorDecorator
Provides basic behaviour for decorating a map iterator with extra functionality.
All methods are forwarded to the decorated map iterator.
| Field Summary | |
|---|---|
protected MapIterator |
iterator
The iterator being decorated |
| Constructor Summary | |
|---|---|
AbstractMapIteratorDecorator(MapIterator iterator)
Constructor that decorates the specified iterator. |
|
| Method Summary | |
|---|---|
java.lang.Object |
getKey()
Gets the current key, which is the key returned by the last call to next(). |
protected MapIterator |
getMapIterator()
Gets the iterator being decorated. |
java.lang.Object |
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. |
java.lang.Object |
next()
Gets the next key from the Map. |
void |
remove()
Removes the last returned key from the underlying Map (optional operation). |
java.lang.Object |
setValue(java.lang.Object obj)
Sets the value associated with the current key (optional operation). |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Field Detail |
|---|
protected final MapIterator iterator
| Constructor Detail |
|---|
public AbstractMapIteratorDecorator(MapIterator iterator)
iterator - the iterator to decorate, must not be null
java.lang.IllegalArgumentException - if the collection is null| Method Detail |
|---|
protected MapIterator getMapIterator()
public boolean hasNext()
MapIterator
hasNext in interface java.util.IteratorhasNext in interface MapIteratortrue if the iterator has more elementspublic java.lang.Object next()
MapIteratorMap.
next in interface java.util.Iteratornext in interface MapIteratorpublic void remove()
MapIteratorMap (optional operation).
This method can be called once per call to next().
remove in interface java.util.Iteratorremove in interface MapIteratorpublic java.lang.Object getKey()
MapIteratornext().
getKey in interface MapIteratorpublic java.lang.Object getValue()
MapIteratornext().
getValue in interface MapIteratorpublic java.lang.Object setValue(java.lang.Object obj)
MapIterator
setValue in interface MapIteratorobj - the new value
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