package com.stylefeng.guns.modular.account.unionpay;
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import org.apache.commons.codec.binary.Base64;
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import org.apache.commons.codec.digest.DigestUtils;
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import org.apache.http.HttpEntity;
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import org.apache.http.client.methods.CloseableHttpResponse;
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import org.apache.http.client.methods.HttpPost;
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import org.apache.http.entity.StringEntity;
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import org.apache.http.impl.client.CloseableHttpClient;
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import org.apache.http.impl.client.HttpClients;
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import org.apache.http.util.EntityUtils;
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import javax.crypto.Mac;
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import javax.crypto.spec.SecretKeySpec;
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import java.io.ByteArrayInputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.Serializable;
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import java.security.InvalidKeyException;
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import java.security.NoSuchAlgorithmException;
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import java.text.SimpleDateFormat;
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import java.util.Date;
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import java.util.UUID;
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public class GetOpenBodySig implements Serializable {
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/*public static void main(String[] args) throws Exception {
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JSONObject json = new JSONObject();
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json.put("msgId", "001");
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json.put("requestTimestamp", DateFormatUtils.format(new Date(), "yyyy-MM-dd HH:mm:ss")); // 报文请求时间
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json.put("srcReserve", "请求系统预留字段");
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json.put("mid", "898340149000035"); // 商户号
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json.put("tid", "38557688"); // 终端号
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json.put("instMid", "QRPAYDEFAULT"); // 业务类型
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json.put("billNo", Util.getMerOrderId("1017")); // 商户订单号
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json.put("billDate", DateFormatUtils.format(new Date(), "yyyy-MM-dd")); // 账单日期
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// json.put("billNo", "1017202007101444016200450791"); // 商户订单号
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//json.put("billDate", DateFormatUtils.format(new Date(), "yyyy-MM-dd"));
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json.put("billDesc", "账单描述"); // 账单描述
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json.put("totalAmount", 1); // 支付总金额
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String url = "https://test-api-open.chinaums.com/v1/netpay/bills/get-qrcode";
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String send = send(url, json.toString());
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System.out.println("返回结果:\n"+send);
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}*/
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/**
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* token 方式
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* @param url
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* @param entity
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* @return
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* @throws Exception
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*/
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public static String sendToken(String url, String entity,String authorization) throws Exception {
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CloseableHttpClient httpClient = HttpClients.createDefault();
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HttpPost httpPost = new HttpPost(url);
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httpPost.addHeader("Authorization", authorization);
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StringEntity se = new StringEntity(entity, "UTF-8");
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se.setContentType("application/json");
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httpPost.setEntity(se);
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CloseableHttpResponse response = httpClient.execute(httpPost);
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HttpEntity entity1 = response.getEntity();
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String resStr = null;
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if (entity1 != null) {
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resStr = EntityUtils.toString(entity1, "UTF-8");
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}
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httpClient.close();
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response.close();
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return resStr;
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}
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/**
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* OPEN-BODY-SIG 方式
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* @param url
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* @param entity
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* @return
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* @throws Exception
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*/
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public static String sendOpenBodySig(String appId,String appKey,String url, String entity) throws Exception {
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String authorization = getOpenBodySig(appId, appKey, entity);
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CloseableHttpClient httpClient = HttpClients.createDefault();
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HttpPost httpPost = new HttpPost(url);
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httpPost.addHeader("Authorization", authorization);
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StringEntity se = new StringEntity(entity, "UTF-8");
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se.setContentType("application/json");
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httpPost.setEntity(se);
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CloseableHttpResponse response = httpClient.execute(httpPost);
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HttpEntity entity1 = response.getEntity();
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String resStr = null;
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if (entity1 != null) {
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resStr = EntityUtils.toString(entity1, "UTF-8");
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}
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httpClient.close();
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response.close();
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return resStr;
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}
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/**
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* open-body-sig方式获取到Authorization 的值
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*
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* @param appId f0ec96ad2c3848b5b810e7aadf369e2f
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* @param appKey 775481e2556e4564985f5439a5e6a277
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* @param body json字符串 String body = "{\"merchantCode\":\"123456789900081\",\"terminalCode\":\"00810001\",\"merchantOrderId\":\"20123333644493200\",\"transactionAmount\":\"1\",\"merchantRemark\":\"测试\",\"payMode\":\"CODE_SCAN\",\"payCode\":\"285668667587422761\",\"transactionCurrencyCode\":\"156\"}";
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* @return
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* @throws Exception
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*/
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public static String getOpenBodySig(String appId, String appKey, String body) throws Exception {
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String timestamp = new SimpleDateFormat("yyyyMMddHHmmss").format(new Date()); // eg:20190227113148
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String nonce = UUID.randomUUID().toString().replace("-", ""); // eg:be46cd581c9f46ecbd71b9858311ea12
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byte[] data = body.getBytes("UTF-8");
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System.out.println("data:\n" + body);
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InputStream is = new ByteArrayInputStream(data);
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String bodyDigest = SHA256(is); // eg:d60bc3aedeb853e2a11c0c096baaf19954dd9b752e48dea8e919e5fb29a42a8d
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System.out.println("bodyDigest:\n" + bodyDigest);
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String str1_C = appId + timestamp + nonce + bodyDigest; // eg:f0ec96ad2c3848b5b810e7aadf369e2f + 20190227113148 + be46cd581c9f46ecbd71b9858311ea12 + d60bc3aedeb853e2a11c0c096baaf19954dd9b752e48dea8e919e5fb29a42a8d
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System.out.println("str1_C:" + str1_C);
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// System.out.println("appKey_D:\n" + appKey);
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byte[] localSignature = hmacSHA256(str1_C.getBytes(), appKey.getBytes());
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String localSignatureStr = Base64.encodeBase64String(localSignature); // Signature
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System.out.println("Authorization:\n" + "OPEN-BODY-SIG AppId=" + "\"" + appId + "\"" + ", Timestamp=" + "\"" + timestamp + "\"" + ", Nonce=" + "\"" + nonce + "\"" + ", Signature=" + "\"" + localSignatureStr + "\"\n");
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return ("OPEN-BODY-SIG AppId=" + "\"" + appId + "\"" + ", Timestamp=" + "\"" + timestamp + "\"" + ", Nonce=" + "\"" + nonce + "\"" + ", Signature=" + "\"" + localSignatureStr + "\"");
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}
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/**
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* 进行加密
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*
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* @param is
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* @return 加密后的结果
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*/
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private static String SHA256(InputStream is) {
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try {
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return DigestUtils.sha256Hex(is);
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} catch (IOException e) {
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e.printStackTrace();
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}
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return null;
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}
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/**
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* @param data
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* @param key
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* @return
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* @throws NoSuchAlgorithmException
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* @throws InvalidKeyException
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*/
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public static byte[] hmacSHA256(byte[] data, byte[] key) throws NoSuchAlgorithmException, InvalidKeyException {
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String algorithm = "HmacSHA256";
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Mac mac = Mac.getInstance(algorithm);
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mac.init(new SecretKeySpec(key, algorithm));
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return mac.doFinal(data);
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}
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}
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