out.println();Java SocketServer不工作
我试图通过客户端向服务器发送消息,但在服务器上看不到消息。这表明它连接正确。我认为问题与此有关,在客户端类中,但我不太确定。如果有人有解决办法,请告诉我out.println();Java SocketServer不工作,java,serversocket,println,Java,Serversocket,Println,我试图通过客户端向服务器发送消息,但在服务器上看不到消息。这表明它连接正确。我认为问题与此有关,在客户端类中,但我不太确定。如果有人有解决办法,请告诉我 BufferedReader reader = new BufferedReader(new InputStreamReader(System.in)); String send = reader.readLine(); out.println(send); out.flush(); 这是客户端类: package com.evolution
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
String send = reader.readLine();
out.println(send);
out.flush();
这是客户端类:
package com.evolution.client;
import java.net.*;
import java.io.*;
public class Client {
private Socket client;
private PrintWriter out;
private BufferedReader in;
public static void main(String[] args) {
Client client = new Client();
client.startConnection("localhost", 325);
}
public void startConnection(String ip, int port) {
try {
client = new Socket(ip, port);
out = new PrintWriter(client.getOutputStream(), true);
in = new BufferedReader(new InputStreamReader(client.getInputStream()));
System.out.println("Connected");
out.println("Connection started from, " + client.getLocalAddress());
out.flush();
while (true) {
String recieve = in.readLine();
System.out.println(recieve);
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
String send = reader.readLine();
out.println(send);
out.flush();
}
} catch (Exception e) {
System.out.println(e);
}
}
public void stopConnection() {
try {
in.close();
out.close();
client.close();
}
catch (Exception e) {
}
}
}
这是服务器类文件:
package com.evolution.server;
import java.io.*;
import java.net.*;
public class Server {
private int port = 325;
private ServerSocket server;
private Socket client;
private PrintWriter out;
private BufferedReader in;
public static void main(String[] args) throws IOException {
Server server = new Server();
System.out.println("Start Up!");
server.start(server.port);
}
public void start(int port) throws IOException {
server = new ServerSocket(port);
try {
while (true) { //always runs unless break;
client = server.accept();
out = new PrintWriter(client.getOutputStream(), true);
in = new BufferedReader(new
InputStreamReader(client.getInputStream()));
//out - send output
String inputLine;
while ((inputLine = in.readLine()) != null) {
if (inputLine.equalsIgnoreCase("shutdown"))
stop();
System.out.println(inputLine);
}
}
}
finally { //runs no matter what after try {}
server.close();
}
}
public void stop() {
try {
in.close();
out.close();
client.close();
server.close();
System.exit(0);
}
catch (Exception e) {
}
}
}
如果您有任何可能的解决方案,请告诉我。线路
字符串recieve=in.readLine();
在客户端上,将阻止()。
因为服务器没有发送更多的行,所以代码被卡住了
删除此行允许您将消息从客户端发送到服务器。stop()方法将跳过第一个异常的所有剩余步骤。您应该将每个.close()调用包装在自己的try..catch块中,或者编写一个函数来关闭InputStream/OutputStream/Socket。