package com.ltkj.web.config.IdcardUtil;
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import okhttp3.*;
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import org.json.JSONObject;
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import javax.imageio.stream.FileImageInputStream;
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import java.io.*;
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import java.net.HttpURLConnection;
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import java.net.URL;
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import java.util.List;
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import java.util.Map;
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/**
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* @Company: 西安路泰科技有限公司
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* @Author: zjh
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* @Date: 2023/3/17 13:37
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*/
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public class IdcardUtil {
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private static final char last2byte = (char) Integer.parseInt("00000011", 2);
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private static final char last4byte = (char) Integer.parseInt("00001111", 2);
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private static final char last6byte = (char) Integer.parseInt("00111111", 2);
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private static final char lead6byte = (char) Integer.parseInt("11111100", 2);
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private static final char lead4byte = (char) Integer.parseInt("11110000", 2);
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private static final char lead2byte = (char) Integer.parseInt("11000000", 2);
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private static final char[] encodeTable = new char[]{'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '+', '/'};
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public static String encode(byte[] from) {
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StringBuilder to = new StringBuilder((int) ((double) from.length * 1.34D) + 3);
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int num = 0;
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char currentByte = 0;
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int i;
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for (i = 0; i < from.length; ++i) {
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for (num %= 8; num < 8; num += 6) {
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switch (num) {
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case 0:
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currentByte = (char) (from[i] & lead6byte);
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currentByte = (char) (currentByte >>> 2);
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case 1:
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case 3:
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case 5:
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default:
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break;
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case 2:
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currentByte = (char) (from[i] & last6byte);
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break;
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case 4:
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currentByte = (char) (from[i] & last4byte);
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currentByte = (char) (currentByte << 2);
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if (i + 1 < from.length) {
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currentByte = (char) (currentByte | (from[i + 1] & lead2byte) >>> 6);
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}
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break;
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case 6:
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currentByte = (char) (from[i] & last2byte);
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currentByte = (char) (currentByte << 4);
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if (i + 1 < from.length) {
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currentByte = (char) (currentByte | (from[i + 1] & lead4byte) >>> 4);
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}
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}
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to.append(encodeTable[currentByte]);
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}
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}
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if (to.length() % 4 != 0) {
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for (i = 4 - to.length() % 4; i > 0; --i) {
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to.append("=");
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}
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}
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return to.toString();
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}
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public static String post(String requestUrl, String accessToken, String params)
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throws Exception {
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String contentType = "application/x-www-form-urlencoded";
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return IdcardUtil.post(requestUrl, accessToken, contentType, params);
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}
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public static String post(String requestUrl, String accessToken, String contentType, String params)
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throws Exception {
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String encoding = "UTF-8";
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if (requestUrl.contains("nlp")) {
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encoding = "GBK";
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}
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return IdcardUtil.post(requestUrl, accessToken, contentType, params, encoding);
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}
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public static String post(String requestUrl, String accessToken, String contentType, String params, String encoding)
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throws Exception {
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String url = requestUrl + "?access_token=" + accessToken;
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return IdcardUtil.postGeneralUrl(url, contentType, params, encoding);
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}
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public static String postGeneralUrl(String generalUrl, String contentType, String params, String encoding)
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throws Exception {
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URL url = new URL(generalUrl);
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// 打开和URL之间的连接
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HttpURLConnection connection = (HttpURLConnection) url.openConnection();
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connection.setRequestMethod("POST");
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// 设置通用的请求属性
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connection.setRequestProperty("Content-Type", contentType);
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connection.setRequestProperty("Connection", "Keep-Alive");
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connection.setUseCaches(false);
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connection.setDoOutput(true);
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connection.setDoInput(true);
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// 得到请求的输出流对象
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DataOutputStream out = new DataOutputStream(connection.getOutputStream());
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out.write(params.getBytes(encoding));
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out.flush();
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out.close();
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// 建立实际的连接
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connection.connect();
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// 获取所有响应头字段
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Map<String, List<String>> headers = connection.getHeaderFields();
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// 遍历所有的响应头字段
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for (String key : headers.keySet()) {
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System.err.println(key + "--->" + headers.get(key));
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}
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// 定义 BufferedReader输入流来读取URL的响应
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BufferedReader in = null;
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in = new BufferedReader(
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new InputStreamReader(connection.getInputStream(), encoding));
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String result = "";
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String getLine;
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while ((getLine = in.readLine()) != null) {
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result += getLine;
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}
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in.close();
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System.err.println("result:" + result);
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return result;
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}
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/**
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* 从用户的AK，SK生成鉴权签名（Access Token）
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*
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* @return 鉴权签名（Access Token）
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* @throws IOException IO异常
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*/
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static final OkHttpClient HTTP_CLIENT = new OkHttpClient().newBuilder().build();
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public static String getAccessToken() throws IOException {
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MediaType mediaType = MediaType.parse("application/x-www-form-urlencoded");
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RequestBody body = RequestBody.create(mediaType, "grant_type=client_credentials&client_id=" +"mRFH6G6ILvXCpy1Pwgs1WZXW"
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+ "&client_secret=" +"1o4DUvPuiGzPF44Y4gSsIrKMfn1awDhC");
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Request request = new Request.Builder()
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.url("https://aip.baidubce.com/oauth/2.0/token")
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.method("POST", body)
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.addHeader("Content-Type", "application/x-www-form-urlencoded")
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.build();
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Response response = HTTP_CLIENT.newCall(request).execute();
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return new JSONObject(response.body().string()).getString("access_token");
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}
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/**
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将图像转为二进制数组
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* @return
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*/
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public static byte[] readImageFile(File file) {
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byte[] data = null;
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FileImageInputStream input = null;
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try {
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input = new FileImageInputStream(file);
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ByteArrayOutputStream output = new ByteArrayOutputStream();
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byte[] buf = new byte[1024];
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int numBytesRead = 0;
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while ((numBytesRead = input.read(buf)) != -1) {
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output.write(buf, 0, numBytesRead);
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}
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data = output.toByteArray();
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output.close();
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input.close();
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} catch (FileNotFoundException ex1) {
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ex1.printStackTrace();
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} catch (IOException ex1) {
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ex1.printStackTrace();
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}
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return data;
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}
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}
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