Java特性系统的相关内容

[帮助文档] 实例迁移相关系统中服务端的修改示例（Java）

实例迁移后相关业务的云端API运行需要切换到目标企业版实例下，因此您需开发更新数据库中设备所属实例ID信息的方法，以及在调用云端API控制设备服务时，传入更新后企业版实例ID的方法。本文以Java语言的开发环境为例，介绍实例迁移相关业务系统中服务端的修改示例。

【小家java】Java8新特性之---CompletableFuture的系统讲解和实例演示（使用CompletableFuture构建异步应用）(下)

辅助方法 allOf 和 anyOf前面我们已经介绍了几个静态方法：completedFuture、runAsync、supplyAsync,下面介绍的这两个方法用来组合多个CompletableFuture。public static CompletableFuture<Void> a...

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【小家java】Java8新特性之---CompletableFuture的系统讲解和实例演示（使用CompletableFuture构建异步应用）(中)

handle、 thenApply相当于回调函数（callback）当然也有转换的作用public <U> CompletableFuture<U> handle(BiFunction<? super T,Throwable,? extends U> fn) p...

【小家java】Java8新特性之---CompletableFuture的系统讲解和实例演示（使用CompletableFuture构建异步应用）(上)

异步传统单线程环境下，调用函数是同步的，必须等待程序返回结果后，才可进行其他处理。因此为了提高系统整体的并发性能，引入了异步执行~jdk中已经内置future模式的实现。Future是Java5添加的类，用来描述一个异步计算的结果。可以用isDone方法来检查计算是否完成，或者使用get阻塞住调用线...

Java9新特性——module模块系统

官方文档：https://docs.oracle.com/javase/9/index.html 关于 java9的新特性，官方原文：https://docs.oracle.com/javase/9/whatsnew/toc.htm 这玩意就是一个列表，具体的技术细节需要根据官方文档挖一挖。 mod...

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