添加通用文件上传

E1ED922C1E9526DD63272D7EC5C6CB77

2021-02-07 46911b2d954fb8952cc178aa388d977d52d69927

 src/main/java/com/hx/util/HttpUtil.java

@@ -162,6 +162,48 @@
        return result;
    }

    /**
     * 带header的get请求
     * @param generalUrl
     * @param header
     * @return
     * @throws Exception
     */
    public static String get(String generalUrl, Map<String, String> header)
            throws Exception {
        URL url = new URL(generalUrl);
        // 打开和URL之间的连接
        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod("GET");
        // 设置通用的请求属性
        connection.setRequestProperty("Connection", "Keep-Alive");
        if(header != null)
        {
            for(String key : header.keySet())
            {
                connection.setRequestProperty(key, header.get(key));
            }
        }

        connection.setUseCaches(false);
        connection.setDoOutput(true);
        connection.setDoInput(true);

        // 建立实际的连接
        connection.connect();
        // 定义 BufferedReader输入流来读取URL的响应
        BufferedReader in = null;
        in = new BufferedReader(new InputStreamReader(connection.getInputStream(), "UTF-8"));
        String result = "";
        String getLine;
        while ((getLine = in.readLine()) != null) {
            result += getLine;
        }
        in.close();

        return result;
    }

    /** 请求http协议 获取信息工具 **/
    public static JSONObject HttpURLUtil(String url, String data) {
        HttpURLConnection con = null;