Java Glossary : visitor

Java definitions: 0-9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

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visitor: See design patterns. Typically you write a Visitor class with visit methods that take as a parameter each of the various types of nodes. You then hand this class to the accept method of the Tree, which then enumerates the nodes of the tree, calling your appropriate visit method for each node.
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