java网络编程和反射基础入门.docx

java反射：获取Class类对象1）getClass()2)通过类名.class3)forName(String className)通过getConstructors（）获取类对应的构造方法返回值是Constructor?[]1 客户端Client.javapackage com.chinasofti.eec.demo;import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.io.OutputStreamWriter;import java.io.PrintWriter;import java.net.ServerSocket;import java.net.Socket;import java.net.UnknownHostException;import java.util.Scanner;public class Client {private static PrintWriter pw = null;//打印private static BufferedReaderbr = null;//缓冲流private static Socket s;private static ServerSocketss;private static Scanner scan = new Scanner(System.in);public static void main(String[] args) {try {s = new Socket(127.0.0.1,5500);pw = new PrintWriter(new OutputStreamWriter(s.getOutputStream()));br = new BufferedReader(new InputStreamReader(s.getInputStream()));while(true){System.out.println(客户端说：);String str = scan.nextLine();pw.println(str);pw.flush();String string = br.readLine();System.out.println(服务端说：+string);if(byby.equals(str)){break;}}} catch (UnknownHostException e) {// TODO Auto-generated catch blocke.printStackTrace();} catch (IOException e) {// TODO Auto-generated catch blocke.printStackTrace();}try {br.close();pw.close();} catch (IOException e) {// TODO Auto-generated catch blocke.printStackTrace();}}}Person.javapackagecom.chinasofti.eec.demo;publicclass Person {public String name=zhansgan;publicintage=18;public Person(String name, intage) {super();this.name = name;this.age = age;}public String getName() {returnname;}publicvoidsetName(String name) {this.name = name;}publicintgetAge() {returnage;}publicvoidsetAge(intage) {this.age = age;}@Overridepublic String toString() {returnPerson [name= + name + , age= + age + ];}}2 服务器Service.javapackage com.chinasofti.eec.demo;import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.io.OutputStreamWriter;import java.io.PrintWriter;import java.net.ServerSocket;import java.net.Socket;import j