lgx06的专栏

学习Java的一些示例：package com.lgx.jdk8.part01;import javax.swing.*;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;/** * JDK8的初体验 * Created by Administrator on 2017/9/1. */

package com.lgx.jdk8.part02;/** * 默认方法使用 */public class Test03DefaultMethod implements MyDefaultMethodInterface, MyDefaultMethodInterface2{//public class Test03DefaultMethod extends MyDefaultMet

package com.lgx.jdk8.part02;import java.util.*;import java.util.stream.Collectors;import java.util.stream.IntStream;import java.util.stream.Stream;/** * Stream的使用介绍 */public class Test04Stre

package com.lgx.jdk8.part02;import java.util.*;import java.util.function.*;/** * java.util.function包API自学 */public class Test06LearnBySelf { public static void main(String[] args) {

package com.lgx.jdk8.part02;import java.util.ArrayList;import java.util.Date;import java.util.List;import java.util.UUID;import java.util.concurrent.TimeUnit;/** * 串行Stream和并行(parallel)Stream

package com.lgx.jdk8.part02;import java.util.ArrayList;import java.util.Arrays;import java.util.List;import java.util.stream.Collectors;import java.util.stream.Stream;/** * Stream的map和flatMap

package com.lgx.jdk8.part02;import java.util.*;import java.util.stream.Collector;import java.util.stream.Collectors;/** * Stream的分组，分区 */public class Test10StreamGroupBy { public static v

package com.lgx.jdk8.part02;import java.util.*;import java.util.stream.Collectors;/** * Collectors其它一些方法的使用 */public class Test11Collectors { public static void main(String[] args) {

package com.lgx.jdk8.part02;import java.util.*;import java.util.stream.Collectors;/** * Comparator比较器的使用 */public class Test12Comparator { public static void main(String[] args) {

package com.lgx.jdk8.part02;import java.util.Arrays;import java.util.Collections;import java.util.List;import java.util.function.Function;import java.util.function.Supplier;/** * 方法引用的学习 */

package com.lgx.jdk8.part02;import java.awt.*;import java.util.*;import java.util.List;/** * Optional的使用 */public class Test01Optional { public static void main(String[] args) { /

集合的使用方法package com.lgx.jdk8.part01;import java.util.Arrays;import java.util.List;import java.util.function.Consumer;/** * JDK8集合遍历的使用 */public class Test02Collection { public static voi

函数式接口package com.lgx.jdk8.part01;import java.util.function.Function;/** * JDK8中lambda的使用和行为的传递 */public class Test07FunctionInterface { public static void main(String[] args) { Func

java8 Comparator比较器的使用//下面做一个排序的例子，来讲解Collection中的sort List names = Arrays.asList("zhangsan", "lisi", "wangwu"); /*Collections.sort(names, new Comparator(){ @Override

深入理解和使用Functionpublic static void main(String[] args) { //这个例子讲解Function中compose和andThen的区别 Test09Function test = new Test09Function(); int result = test.functionCompose

/** * 通过流和函数式编程的方法来完成查询过滤 */public class Test10Stream { public static void main(String[] args) { Person person1 = new Person("zhangsan", 20); Person person2 = new Person("lisi",

package com.lgx.jdk8.part01;import java.util.Arrays;import java.util.Date;import java.util.List;import java.util.function.Predicate;/** * Predicate的讲解 */public class Test11Predicate { pu

package com.lgx.jdk8.part01;import java.util.function.Supplier;/** * 函数式接口Supplier */public class Test12Supplier { public static void main(String[] args) { Supplier supplier = () ->

package com.lgx.jdk8.part01;import java.util.Comparator;import java.util.function.BiFunction;import java.util.function.BinaryOperator;/** * BinaryOperator的讲解 */public class Test13BinaryOperat

package com.lgx.jdk8.part02;import java.util.*;import java.util.function.BiConsumer;import java.util.function.BinaryOperator;import java.util.function.Function;import java.util.function.Supplier