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java.lang.Objectorg.apache.commons.collections.iterators.AbstractEmptyIterator
org.apache.commons.collections.iterators.EmptyMapIterator
Provides an implementation of an empty map iterator.
Field Summary | |
static MapIterator |
INSTANCE
Singleton instance of the iterator. |
Constructor Summary | |
protected |
EmptyMapIterator()
Constructor. |
Method Summary | |
void |
add(Object obj)
|
Object |
getKey()
Gets the current key, which is the key returned by the last call to next() . |
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. |
boolean |
hasPrevious()
|
Object |
next()
Gets the next key from the Map . |
int |
nextIndex()
|
Object |
previous()
|
int |
previousIndex()
|
void |
remove()
Removes the last returned key from the underlying Map (optional operation). |
void |
reset()
Resets the iterator back to the position at which the iterator was created. |
void |
set(Object obj)
|
Object |
setValue(Object value)
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 |
Methods inherited from interface org.apache.commons.collections.MapIterator |
getKey, getValue, hasNext, next, remove, setValue |
Methods inherited from interface org.apache.commons.collections.ResettableIterator |
reset |
Field Detail |
public static final MapIterator INSTANCE
Constructor Detail |
protected EmptyMapIterator()
Method Detail |
public boolean hasNext()
public Object next()
public boolean hasPrevious()
public Object previous()
public int nextIndex()
public int previousIndex()
public void add(Object obj)
public void set(Object obj)
public void remove()
public Object getKey()
public Object getValue()
public Object setValue(Object value)
public void reset()
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