Java Reference
In-Depth Information
Display 15.18
Using an Iterator
(part 1 of 2)
1
public
class
IteratorDemo
2{
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public
static
void
main(String[] args)
4
{
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LinkedList2 list =
new
LinkedList2( );
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LinkedList2.List2Iterator i = list.iterator( );
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list.addToStart("shoes");
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list.addToStart("orange juice");
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list.addToStart("coat");
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System.out.println("List contains:");
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i.restart( );
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while
(i.hasNext( ))
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System.out.println(i.next( ));
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System.out.println( );
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i.restart( );
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i.next( );
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System.out.println("Will delete the node for " + i.peek( ));
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i.delete( );
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System.out.println("List now contains:");
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i.restart( );
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while
(i.hasNext( ))
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System.out.println(i.next( ));
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System.out.println( );
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i.restart( );
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i.next( );
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System.out.println("Will add one node before " + i.peek( ));
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i.addHere("socks");
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System.out.println("List now contains:");
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i.restart( );
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while
(i.hasNext( ))
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System.out.println(i.next( ));
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System.out.println( );
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System.out.println("Changing all items to credit card.");
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i.restart( );
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while
(i.hasNext( ))
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{
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i.changeHere("credit card");
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i.next( );
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}
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System.out.println( );
