Spring 4支持自动收集给定类型的所有bean并将其注入到集合或数组中的能力。
例：
@Componentpublic class Car implements Vehicle {}@Componentpublic class Bus implements Vehicle {}@Componentpublic class User { @Autowired List<Vehicle> vehicles;//contains car and bus}
Spring 4支持自动收集给定类型的所有bean并将其注入到集合或数组中的能力。
例：
@Componentpublic class Car implements Vehicle {}@Componentpublic class Bus implements Vehicle {}@Componentpublic class User { @Autowired List<Vehicle> vehicles;//contains car and bus}名师互学网 版权所有 (c)2021-2022 ICP备案号：晋ICP备2021003244-6号
