Java Reference
In-Depth Information
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// Fig. 21.5: ListTest.java
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// ListTest class to demonstrate List capabilities.
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import
com.deitel.datastructures.List;
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import
com.deitel.datastructures.EmptyListException;
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public class
ListTest
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{
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public static void
main(String[] args)
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{
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List<Integer> list =
new
List<>();
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// insert integers in list
list.insertAtFront(
-1
);
list.print();
list.insertAtFront(
0
);
list.print();
list.insertAtBack(
1
);
list.print();
list.insertAtBack(
5
);
list.print();
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// remove objects from list; print after each removal
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try
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{
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int
removedItem = list.removeFromFront();
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System.out.printf(
"%n%d removed%n"
, removedItem);
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list.print();
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removedItem = list.removeFromFront();
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System.out.printf(
"%n%d removed%n"
, removedItem);
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list.print();
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removedItem = list.removeFromBack();
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System.out.printf(
"%n%d removed%n"
, removedItem);
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list.print();
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removedItem = list.removeFromBack();
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System.out.printf(
"%n%d removed%n"
, removedItem);
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list.print();
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}
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catch
(EmptyListException emptyListException)
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{
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emptyListException.printStackTrace();
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}
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}
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}
// end class ListTest
The list is: -1
The list is: 0 -1
The list is: 0 -1 1
The list is: 0 -1 1 5
Fig. 21.5
|
ListTest
class to demonstrate
List
capabilities. (Part 1 of 2.)
