提交网关心跳和设备状态

jiazx0107@163.com

2023-12-12 46203ee88249d9a4046f3d453deb41edc562cf6c

 src/main/java/com/fzzy/gateway/util/GatewayHttpUtil.java

@@ -9,6 +9,11 @@
import org.apache.http.impl.client.HttpClients;
import org.apache.http.util.EntityUtils;

import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLEncoder;
import java.util.Map;

@@ -17,6 +22,8 @@
 */
@Slf4j
public class GatewayHttpUtil {

    private static final int TIMEOUT_IN_MILLIONS = 5000;

    /**
     * 执行GET请求
@@ -40,7 +47,7 @@
            }
            HttpGet method = new HttpGet(getUrl);
            method.setHeader("Accept", "application/json");
            method.setHeader("charset", "UTF-8");
            method.setHeader("charset", "utf-8");

            response = client.execute(method);
//            response.setHeader("Accept", "application/json");
@@ -62,4 +69,54 @@
        return responseText;
    }

    public static String doGet(String urlStr) {
        URL url = null;
        HttpURLConnection conn = null;
        InputStream is = null;
        ByteArrayOutputStream baos = null;
        try {
            url = new URL(urlStr);
            conn = (HttpURLConnection) url.openConnection();
            conn.setReadTimeout(TIMEOUT_IN_MILLIONS);
            conn.setConnectTimeout(TIMEOUT_IN_MILLIONS);
            conn.setRequestMethod("GET");
            conn.setRequestProperty("accept", "*/*");
            conn.setRequestProperty("connection", "Keep-Alive");
            conn.setRequestProperty("Content-Type", "application/json");
            if (conn.getResponseCode() == 200) {
                is = conn.getInputStream();
                baos = new ByteArrayOutputStream();
                int len = -1;
                byte[] buf = new byte[128];

                while ((len = is.read(buf)) != -1) {
                    baos.write(buf, 0, len);
                }
                baos.flush();
                return baos.toString();
            } else {
                throw new RuntimeException(" responseCode is not 200 ... ");
            }

        } catch (Exception e) {
            e.printStackTrace();

        } finally {
            try {
                if (is != null)
                    is.close();
            } catch (IOException e) {
            }
            try {
                if (baos != null)
                    baos.close();
            } catch (IOException e) {
            }
            conn.disconnect();
        }

        return null;

    }

}