----------------服务端代码
package cn.itcast.bigdata.socket;
import java.net.InetSocketAddress;
import java.net.ServerSocket;
import java.net.Socket;
public class ServiceServer {
public static void main(String[] args) throws Exception {
// 创建一个serversocket，绑定到本机的8899端口上
ServerSocket server = new ServerSocket();
server.bind(new InetSocketAddress("localhost", 8899));
// 接受客户端的连接请求;accept是一个阻塞方法，会一直等待，到有客户端请求连接才返回
while (true) {
Socket socket = server.accept();
new Thread(new ServiceServerTask(socket)).start();
}
}
}
--------------执行任务的线程Task
package cn.itcast.bigdata.socket;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.PrintWriter;
import java.net.Socket;
public class ServiceServerTask implements Runnable{
Socket socket ;
InputStream in=null;
OutputStream out = null;
public ServiceServerTask(Socket socket) {
this.socket = socket;
}
//业务逻辑：跟客户端进行数据交互
@Override
public void run() {
try {
//从socket连接中获取到与client之间的网络通信输入输出流
in = socket.getInputStream();
out = socket.getOutputStream();
BufferedReader br = new BufferedReader(new InputStreamReader(in));
//从网络通信输入流中读取客户端发送过来的数据
//注意：socketinputstream的读数据的方法都是阻塞的
String param = br.readLine();
GetDataServiceImpl getDataServiceImpl = new GetDataServiceImpl();
String result = getDataServiceImpl.getData(param);
//将调用结果写到sokect的输出流中，以发送给客户端
PrintWriter pw = new PrintWriter(out);
pw.println(result);
pw.flush();
} catch (IOException e) {
e.printStackTrace();
}finally{
try {
in.close();
out.close();
socket.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
package cn.itcast.bigdata.socket;
public class GetDataServiceImpl {
public String getData(String param){
return "ok-"+param;
}
}
-----------客户端代码
package cn.itcast.bigdata.socket;
import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.PrintWriter;
import java.net.Socket;
public class ServiceClient {
public static void main(String[] args) throws Exception {
/*ServiceIterface service = ProxyUtils.getProxy(ServiceIterface.class,"methodA",hostname,port);
Result = service.methodA(parameters);*/
// 向服务器发出请求建立连接
Socket socket = new Socket("localhost", 8899);
// 从socket中获取输入输出流
InputStream inputStream = socket.getInputStream();
OutputStream outputStream = socket.getOutputStream();
PrintWriter pw = new PrintWriter(outputStream);
pw.println("hello");
pw.flush();
BufferedReader br = new BufferedReader(new InputStreamReader(inputStream));
String result = br.readLine();
System.out.println(result);
inputStream.close();
outputStream.close();
socket.close();
}
}