Java java8特性的相关内容

Java进阶详解（十）--->Java8的新特性

Lambda表达式Lambda读作λ表达式，它其实就是我们接口匿名实现的简化，Lambda 是一个匿名函数，Lambda 允许把函数作为一个方法的参数（函数作为参数传递进方法中）Lambda 表达式的基础语法：Java8 中引入了一个新的操作符 “->“ 该操作符称为箭头操作符或 Lambda...

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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...

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【小家java】java8新特性之---方法引用

方法引用的定义简单地说，就是一个Lambda表达式。方法引用提供了一种引用而不执行方法的方式，它需要由兼容的函数式接口构成的目标类型上下文。计算时，方法引用会创建函数式接口的一个实例。当Lambda表达式中只是执行一个方法调用时，不用Lambda表达式，直接通过方法引用的形式可读性更高一些。因为我们...

【小家java】java8新特性之---函数式接口（Supplier、Consumer、Predicate、Function、UnaryOperator，通往高阶设计的好工具）(上)

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【小家java】java8新特性之---函数式接口（Supplier、Consumer、Predicate、Function、UnaryOperator，通往高阶设计的好工具）(下)

public interface Predicate断言接口，有点意思了。其默认方法也封装了and、or和negate逻辑和一个静态方法isEqual。//and方法接收一个Predicate类型，也就是将传入的条件和当前条件以并且的关系过滤数据。 default Predicate<T&g...

【小家java】java8新特性之---全新的日期、时间API（JSR 310规范），附SpringMVC、Mybatis中使用JSR310的正确姿势(中)

新的API 格式化(字符串 -><- 字符串互转) public static void main(String[] args) { //字符串转化为日期对象 String dateStr= "2016年10月25日"; DateTimeFormatter formatter = Da...

【小家java】java8新特性之---Base64加密和解密原理

Java16都快上线了，你该不会连Java8的特性都不会用吧？

听说微信搜索《Java鱼仔》会变更强哦！本文收录于JavaStarter ，里面有我完整的Java系列文章，学习或面试都可以看看哦（一）前言2020年，Java16有了新的消息，预计将在2021年的3月16日正式发布。但是这一消息对于百分之九十的国内程序员来说都只是一个新闻而已，因为国...

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