import com.gientech.util.LoggerUtil;
import com.gientech.util.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.Socket;
/**
*
* TCP客户端
* @author xiarg
* @date 2023/11/2 10:11
*/
public class TdspTcpClient {
private static final Logger logger = LoggerFactory.getLogger(TdspTcpClient.class);
public static String sendTcpRequest(String host,String post,String message){
LoggerUtil.info(logger, "[TdspTcpClient.sendTcpRequest]=====>>>>>接口请求start<<<<<===== host->{0}," +
"post->{1},message->{2}", host,post,message);
String result = StringUtils.EMPTY;
try (Socket socket = new Socket(host, Integer.parseInt(post));
PrintWriter out = new PrintWriter(socket.getOutputStream(), true);
BufferedReader in = new BufferedReader(new InputStreamReader(socket.getInputStream()))) {
// 发送请求
out.println(message);
// 接收响应
String response;
while ((response = in.readLine()) != null) {
result += response;
}
LoggerUtil.info(logger, "[TdspTcpClient.sendTcpRequest]=====>>>>>接口请求返回结果<<<<<===== {0}",
result);
} catch (IOException e) {
LoggerUtil.info(logger, "[TdspTcpClient.sendTcpRequest]=====>>>>>发送出现异常<<<<<===== {0}",
e.getMessage());
e.printStackTrace();
}
return result;
}
}
此代码可以直接复制使用。特别说下,此try的写法,不需要关注关闭资源的问题,因为会自动关闭。只要是实现了AutoCloseable 接口就可以这样处理。