想把ServerSocket中的map传给Socket,怎么做?!
发布网友
发布时间：2022-04-25 03:37
共3个回答
热心网友
时间：2023-10-23 16:50
package server;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.ServerSocket;
import java.net.Socket;
import java.net.UnknownHostException;
import java.util.Properties;
import org.dom4j.Document;
import org.dom4j.DocumentHelper;
import util.StringUtil;
public class FromOnLineBankToBackSocket {
private static ServerSocket server; //定义服务器端口,用于客户短访问
private Socket client; // 定义服务器端套接字,用于为来访用户分配可使用的端口
private ClientThreads thread1; //定义线程对象
/*static {
try {
server = new ServerSocket(3000);
System.out.println(server.getLocalSocketAddress());
} catch (IOException e) {
}//实例服务器端口号
}*/
public FromOnLineBankToBackSocket() {
try {
server = new ServerSocket(9001);
System.out.println(server.getLocalSocketAddress());
} catch (IOException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
while (true) {
try {
client = server.accept(); //为来访用户分配可以使用的端口
System.out.println("***********"
+ client.getRemoteSocketAddress() + "已经连接"
+ "***********");
} catch (IOException e) {
e.printStackTrace();
}
if (client != null) { //如果端口号存在,则启动线程
thread1 = new ClientThreads(client);
thread1.start(); //运行线程
}
}
}
public static void main(String[] args) {
new FromOnLineBankToBackSocket();//启动服务端监听
}
class ClientThreads extends Thread { // 线程类
private InputStream is;
private OutputStream os;
private Socket client;
public ClientThreads(Socket client) {
this.client = client;
try {
os = client.getOutputStream();
is = client.getInputStream();
} catch (IOException e) {
e.printStackTrace();
}
}
/**
* 接收客户端传来的数据
*
* @return
*/
public String receive() {
byte[] buf = new byte[1024];
String s = "";
try {
int count = 0;
int times = 0;
while (is.available() == 0) {
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
}
times++;
if (times == 10) {
break;
}
}
while (is.available() > 0) {
if ((count = is.read(buf)) != -1) {
s += new String(buf, 0, count, "UTF-8");
}
}
} catch (IOException e) {
e.printStackTrace();
}
return s;
}
/**
* 向客户端发送响应代码
*
* @param s
*/
public boolean send(String msg) {
String serverIp = "192.168.0.41";
int portNo = 9578;
OutputStream out;
System.out.println("发送到后台的报文为：");
try {
Socket socket = new Socket(serverIp, portNo);
System.out.println("socket connected successful!");
out = (socket.getOutputStream());
out.write(msg.getBytes("UTF-8"));
out.flush();
try {
out.close();
socket.close();
} catch (IOException e) {
e.printStackTrace();
return false;
}
} catch (UnknownHostException e) {
e.printStackTrace();
return false;
} catch (IOException e) {
e.printStackTrace();
return false;
}
return true;
}
/**
* 关闭响应的资源
*/
public void close() {
try {
is.close();
os.close();
client.close();
is = null;
os = null;
client = null;
} catch (IOException e) {
e.printStackTrace();
}
}
public void run() { // 线程run方法
String msg = receive();
send(msg);
}
}
}
热心网友
时间：2023-10-23 16:50
Map map = new HashMap();
map.put("1",s);
Set set = map.keySet();
Object[] oo = set.toArray();
nameList.setListData(oo);
String s11=(String)nameList.getSelectedValue();
System.out.println(s11);
Iterator ii = set.iterator();
while (ii.hasNext())
中间转的太乱了！
热心网友
时间：2023-10-23 16:51
