Package org.jibx.runtime.impl
Class SparseArrayIterator
- java.lang.Object
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- org.jibx.runtime.impl.SparseArrayIterator
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- All Implemented Interfaces:
java.util.Iterator
public class SparseArrayIterator extends java.lang.Object implements java.util.Iterator
Iterator class for sparse values in an array. This type of iterator can be used for an object array which has references interspersed withnull
s.- Version:
- 1.1
- Author:
- Dennis M. Sosnoski
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Constructor Summary
Constructors Modifier Constructor Description private
SparseArrayIterator(java.lang.Object[] array)
Internal constructor.
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description protected boolean
advance()
Advance to next iteration value.static java.util.Iterator
buildIterator(java.lang.Object[] array)
Build iterator.boolean
hasNext()
Check for iteration element available.java.lang.Object
next()
Get next iteration element.void
remove()
Remove element from iteration.
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Method Detail
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advance
protected boolean advance()
Advance to next iteration value. This advances the current position in the array to the next non-null
value.- Returns:
true
if element available,false
if not
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hasNext
public boolean hasNext()
Check for iteration element available.- Specified by:
hasNext
in interfacejava.util.Iterator
- Returns:
true
if element available,false
if not
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next
public java.lang.Object next()
Get next iteration element.- Specified by:
next
in interfacejava.util.Iterator
- Returns:
- next iteration element
- Throws:
java.util.NoSuchElementException
- if past end of iteration
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remove
public void remove()
Remove element from iteration. This optional operation is not supported and always throws an exception.- Specified by:
remove
in interfacejava.util.Iterator
- Throws:
java.lang.UnsupportedOperationException
- for unsupported operation
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buildIterator
public static java.util.Iterator buildIterator(java.lang.Object[] array)
Build iterator.- Parameters:
array
- array containing values to be iterated (may benull
)- Returns:
- constructed iterator
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