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java.lang.Objectcom.darwinsys.util.ArrayIterator
public class ArrayIterator
De-mystify the Iterator interface, showing how to write a simple Iterator for an Array of Objects.
| Field Summary | |
|---|---|
protected java.lang.Object[] |
data
The data to be iterated over. |
protected int |
index
|
| Constructor Summary | |
|---|---|
ArrayIterator(java.lang.Object[] d)
Construct an ArrayIterator object. |
|
| Method Summary | |
|---|---|
boolean |
hasNext()
Tell if there are any more elements. |
java.lang.Object |
next()
Returns the next element from the data |
void |
remove()
Remove the object that next() just returned. |
void |
setData(java.lang.Object[] d)
(Re)set the data array to the given array, and reset the iterator. |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Field Detail |
|---|
protected java.lang.Object[] data
protected int index
| Constructor Detail |
|---|
public ArrayIterator(java.lang.Object[] d)
d - The array of objects to be iterated over.| Method Detail |
|---|
public void setData(java.lang.Object[] d)
d - The array of objects to be iterated over.public boolean hasNext()
hasNext in interface java.util.Iteratorpublic java.lang.Object next()
next in interface java.util.Iteratorpublic void remove()
remove in interface java.util.Iterator
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