Class EmptyMapIterator
- java.lang.Object
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- org.apache.commons.collections.iterators.EmptyMapIterator
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- All Implemented Interfaces:
Iterator,MapIterator,ResettableIterator
public class EmptyMapIterator extends Object implements MapIterator, ResettableIterator
Provides an implementation of an empty map iterator.- Since:
- Commons Collections 3.1
- Version:
- $Revision: 646777 $ $Date: 2008-04-10 14:33:15 +0200 (Thu, 10 Apr 2008) $
- Author:
- Stephen Colebourne
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Field Summary
Fields Modifier and Type Field Description static MapIteratorINSTANCESingleton instance of the iterator.
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Constructor Summary
Constructors Modifier Constructor Description protectedEmptyMapIterator()Constructor.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description voidadd(Object obj)ObjectgetKey()ObjectgetValue()booleanhasNext()booleanhasPrevious()Objectnext()intnextIndex()Objectprevious()intpreviousIndex()voidremove()voidreset()voidset(Object obj)ObjectsetValue(Object value)-
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.Iterator
forEachRemaining
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Methods inherited from interface org.apache.commons.collections.MapIterator
getKey, getValue, hasNext, next, remove, setValue
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Methods inherited from interface org.apache.commons.collections.ResettableIterator
reset
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Field Detail
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INSTANCE
public static final MapIterator INSTANCE
Singleton instance of the iterator.- Since:
- Commons Collections 3.1
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Method Detail
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hasNext
public boolean hasNext()
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next
public Object next()
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hasPrevious
public boolean hasPrevious()
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previous
public Object previous()
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nextIndex
public int nextIndex()
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previousIndex
public int previousIndex()
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add
public void add(Object obj)
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set
public void set(Object obj)
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remove
public void remove()
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getKey
public Object getKey()
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getValue
public Object getValue()
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reset
public void reset()
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