[英]serversocket server + client issues
好的,現在很難描述我的問題,但是我會盡力幫助我。
從技術上講,我有一個server.java和client.java作為超類。 服務器和客戶端連接的布局結構如下
MAIN SERVER --- CLIENT/SERVER ----- CLIENT
我的主要問題是此CLIENT / SERVER部分是1個驅動程序類,它同時調用2個不同的類,即CLIENT和SERVER ...,這在我的CLIENT發送需要由MAIN SERVER端接收的東西時產生了問題通過客戶端/服務器部分。 如果發生這種情況。
CLIENT當然需要與CLIENT / SERVER(SERVER)進行交互,因為它是一個接受CLIENT數據的SERVER。 但是現在我希望CLIENT / SERVER中的(SERVER)部分將數據傳輸到CLIENT / SERVER部分中的(CLIENT),以便可以將其發送到MAIN SERVER
我怎么可能編寫允許CLIENT / SERVER相互交互的內容,以便可以在它們之間傳輸數據,反之亦然? 這是我一起調用CLIENT和SERVER的代碼
public class Slave {
public static void main(String args []) throws IOException{
try{
// set Config file settings to slave mode
Config cfg = new Config("Slave");
String MasterServerIP = cfg.getProperty("ServerIP");
String MasterServerPort = cfg.getProperty("ServerPort");
String SlaveServerPort = cfg.getProperty("ListeningPort");
System.out.println("Slave Client connecting to Master Server");
// start connect to master server by calling the SlaveClient class
new SlaveClient(MasterServerIP,Integer.parseInt(MasterServerPort)).start();
int numClient = 0;
ServerSocket listener = new ServerSocket(Integer.parseInt(SlaveServerPort));
System.out.println("Server starts running");
try{
while(true){
// start listening to the server port by calling SlaveServer class
new SlaveServer(listener.accept(), numClient++, Integer.parseInt(SlaveServerPort)).start();
}
} finally {
listener.close();
}
} catch (FileNotFoundException file) {
System.out.println("File Not Found Error: "+file.getMessage());
}
}
}
上面只是調用2對象類(即SERVER和CLIENT端)的驅動程序類。
我將在此處附加我的slaveserver和slaveclient代碼,但我不確定如何像你說的那樣去做
public class SlaveServer extends Server {
private JFrame frame = new JFrame();
private JTextArea msgArea = new JTextArea();
private JTextArea connectionArea = new JTextArea();
// SlaveServer Constructor
public SlaveServer(Socket socket, int numClient, int port) {
super(socket, numClient, port);
}
public void writeToMsg(String msg){
msgArea.append(msg+"\n");
}
public void writeToConnection(String msg){
connectionArea.append(msg+"\n");
}
public void run(){
try{
startGUI();
// initial BufferedReader and PrintWriter object by binding it with Socket
BufferedReader in = new BufferedReader(new InputStreamReader(getSocket().getInputStream()));
PrintWriter out = new PrintWriter(getSocket().getOutputStream(), true);
// welcome message send from server to client
out.println("Welcome to the Slave Server port:"+getPort()+" client #"+getNumClient());
while(true){
String readmsg = in.readLine();
writeToMsg(readmsg);
}
} catch (IOException e){
writeToMsg("Error in closing Socket");
}
writeToConnection("Connection from client #"+getNumClient()+" is closed");
}
}
public class SlaveClient extends Client{
private BufferedReader in;
private PrintWriter out;
private JFrame frame = new JFrame();
private JTextArea msgArea = new JTextArea();
private JTextArea connectionArea = new JTextArea();
// SlaveClient Constructor
public SlaveClient(String ip, int port) {
super(ip, port);
}
public void run(){
startGUI();
Socket sock = null;
try {
sock = new Socket(getIp(), getPort());
} catch (IOException e) {
e.printStackTrace();
}
try {
in = new BufferedReader(new InputStreamReader(sock.getInputStream()));
} catch (IOException e) {
e.printStackTrace();
}
try {
out = new PrintWriter(sock.getOutputStream(), true);
} catch (IOException e) {
e.printStackTrace();
}
out.println("TEST");
// while loop for reading message from server
while(true){
try {
getMsg(in);
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
因此,您正在嘗試編寫代理?
您需要為代理服務器的一半提供對客戶端的引用,以便它可以轉發數據。
然后在客戶端一半中創建一個方法來接受來自服務器一半的消息。
因此,您在服務器端讀取的每條消息都會傳遞給客戶端。 然后,客戶端一半可以將其傳遞給真實服務器。
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