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2006年8月9日

posted @ 2010-11-22 05:53 Ardor Leo 阅读(2280) | 评论 (0)编辑 收藏

     摘要: 4.1. Generic Types
Generic types and methods are the defining new feature of Java 5.0. A generic type is defined using one or more type variables and has one or more methods that use a type variable as a placeholder for an argument or return type. For example, the type java.util.List is a generic type: a list that holds elements of some type represented by the placeholder E. This type has a method named add(), declared to take an argument of type E, and a method named get(),  阅读全文

posted @ 2006-09-21 05:05 Ardor Leo 阅读(1877) | 评论 (2)编辑 收藏

posted @ 2006-08-08 15:37 Ardor Leo 阅读(1766) | 评论 (7)编辑 收藏