February 2014
Beginner
1248 pages
62h 25m
English
Content preview from Java™ How To Program (Early Objects), Tenth Edition
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Section 21.4 Linked Lists
• A linked list is accessed via a reference to the first node of the list. Each subsequent node is accessed via the link-reference member stored in the previous node.
• By convention, the link reference in the last node of a list is set to null to mark the end of the list.
• A node can contain data of any type, including objects of other classes.
• A linked list is appropriate when the number of data elements to be stored is unpredictable. Linked lists are dynamic, so the length of a list can increase or decrease as necessary.
• The size of a “conventional” Java array cannot be altered—it’s fixed at creation time.
• List nodes normally are not stored in contiguous memory. Rather, they’re logically contiguous.
• Packages ...
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