import java.security.MessageDigest;

/**

*

* @description : 网易云信API

* @auhtor : ChengJing

* @created : 2018/10/24 下午2:23

*

*/

public class CheckSumBuilder {

// 计算并获取CheckSum

public static String getCheckSum(String appSecret, String nonce, String curTime) {

return encode("sha1", appSecret + nonce + curTime);

}

// 计算并获取md5值

public static String getMD5(String requestBody) {

return encode("md5", requestBody);

}

private static String encode(String algorithm, String value) {

if (value == null) {

return null;

}

try {

MessageDigest messageDigest

= MessageDigest.getInstance(algorithm);

messageDigest.update(value.getBytes());

return getFormattedText(messageDigest.digest());

} catch (Exception e) {

throw new RuntimeException(e);

}

}

private static String getFormattedText(byte[] bytes) {

int len = bytes.length;

StringBuilder buf = new StringBuilder(len * 2);

for (int j = 0; j < len; j++) {

buf.append(HEX_DIGITS[(bytes[j] >> 4) & 0x0f]);

buf.append(HEX_DIGITS[bytes[j] & 0x0f]);

}

return buf.toString();

}

private static final char[] HEX_DIGITS = { '0', '1', '2', '3', '4', '5',

'6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f' };

}

import com.alibaba.fastjson.JSON;

import com.alibaba.fastjson.JSONObject;

import com.xinluo.app.common.entity.netease.NeteaseCommunicationResponse;

import com.xinluo.app.common.entity.user.Patient;

import org.apache.http.HttpEntity;

import org.apache.http.HttpResponse;

import org.apache.http.NameValuePair;

import org.apache.http.client.entity.UrlEncodedFormEntity;

import org.apache.http.client.methods.HttpPost;

import org.apache.http.impl.client.DefaultHttpClient;

import org.apache.http.message.BasicNameValuePair;

import org.apache.http.util.EntityUtils;

import org.apache.logging.log4j.LogManager;

import org.apache.logging.log4j.Logger;

import org.springframework.beans.factory.annotation.Value;

import org.springframework.stereotype.Component;

import java.io.IOException;

import java.io.UnsupportedEncodingException;

import java.util.ArrayList;

import java.util.Date;

import java.util.List;

import java.util.UUID;

/**

* @author : ChengJing

* @description : 网易云通信工具类

* @date: Created in 下午2:27 2018/10/24

*/

@Component

public class NeteaseCommunicationUtil {

private Logger logger = LogManager.getLogger(this.getClass());

@Value("${netease.appKey}")

protected String appKey;

@Value("${netease.appSecret}")

protected String appSecret;

/**

* 创建网易云信用户

* @param : accid 用户环信id/token信息

* @return :

*/

public NeteaseCommunicationResponse createNeteaseCommunicationUser(String neteaseCommunicationAccountId) throws IOException {

logger.info("************************** 创建网易云信用户 **************************");

DefaultHttpClient httpClient = new DefaultHttpClient();

String url = "https://api.netease.im/nimserver/user/create.action";

HttpPost httpPost = new HttpPost(url);

String nonce = UUID.randomUUID().toString();

String curTime = String.valueOf((new Date()).getTime() / 1000L);

//参考 计算CheckSum的java代码

String checkSum = CheckSumBuilder.getCheckSum(appSecret, nonce ,curTime);

// 设置请求的header

httpPost.addHeader("AppKey", appKey);

httpPost.addHeader("Nonce", nonce);

httpPost.addHeader("CurTime", curTime);

httpPost.addHeader("CheckSum", checkSum);

httpPost.addHeader("Content-Type", "application/x-www-form-urlencoded;charset=utf-8");

// 设置请求的参数

List nvps = new ArrayList();

nvps.add(new BasicNameValuePair("accid", neteaseCommunicationAccountId));

httpPost.setEntity(new UrlEncodedFormEntity(nvps, "utf-8"));

// 执行请求

HttpResponse response = httpClient.execute(httpPost);

JSONObject existJsonObject = JSON.parseObject(EntityUtils.toString(response.getEntity(), "utf-8"));

NeteaseCommunicationResponse neteaseCommunicationResponse = existJsonObject.toJavaObject(NeteaseCommunicationResponse.class);

return neteaseCommunicationResponse;

}

/**

* 更新网易云信用户token

* @param : accid 用户环信id/token信息

* @return :

*/

public NeteaseCommunicationResponse updateNeteaseCommunicationUserToken(String neteaseCommunicationAccountId) throws IOException {

logger.info("************************** 更新网易云信用户token **************************");

DefaultHttpClient httpClient = new DefaultHttpClient();

String url = "https://api.netease.im/nimserver/user/refreshToken.action";

HttpPost httpPost = new HttpPost(url);

String nonce = UUID.randomUUID().toString();

String curTime = String.valueOf((new Date()).getTime() / 1000L);

//参考 计算CheckSum的java代码

String checkSum = CheckSumBuilder.getCheckSum(appSecret, nonce ,curTime);

// 设置请求的header

httpPost.addHeader("AppKey", appKey);

httpPost.addHeader("Nonce", nonce);

httpPost.addHeader("CurTime", curTime);

httpPost.addHeader("CheckSum", checkSum);

httpPost.addHeader("Content-Type", "application/x-www-form-urlencoded;charset=utf-8");

// 设置请求的参数

List nvps = new ArrayList();

nvps.add(new BasicNameValuePair("accid", neteaseCommunicationAccountId));

httpPost.setEntity(new UrlEncodedFormEntity(nvps, "utf-8"));

// 执行请求

HttpResponse response = httpClient.execute(httpPost);

JSONObject existJsonObject = JSON.parseObject(EntityUtils.toString(response.getEntity(), "utf-8"));

NeteaseCommunicationResponse neteaseCommunicationResponse = existJsonObject.toJavaObject(NeteaseCommunicationResponse.class);

return neteaseCommunicationResponse;

}

}

/**

* 注册网易云通信用户

* @param :

* @return :

*/

private void createNeteaseCommunicationUser(Patient patient,String neteaseCommunicationAccountId) throws Exception{

//创建网易云信账号

try {

NeteaseCommunicationResponse neteaseCommunicationUser = neteaseCommunicationUtil.createNeteaseCommunicationUser(neteaseCommunicationAccountId);

if (StateConstant.SUCCESS.equals(neteaseCommunicationUser.getCode())){

patient.setNeteaseCommunicationAccid(neteaseCommunicationAccountId);

patient.setNeteaseCommunicationToken(neteaseCommunicationUser.getInfo().getToken());

logger.info(" ************** 网易云信注册账号成功 ************** ");

}

logger.info(" ************** 1. 网易云返回 ************** "+neteaseCommunicationUser);

if(CommonConstant.NETEASE_ACCOUNT_AREADY_EXIST_CODE.equals(neteaseCommunicationUser.getCode())

&& CommonConstant.NETEASE_ACCOUNT_AREADY_EXIST_DESC.equals(neteaseCommunicationUser.getDesc())){

NeteaseCommunicationResponse neteaseCommunicationResponse = neteaseCommunicationUtil.updateNeteaseCommunicationUserToken(neteaseCommunicationAccountId);

logger.info(" **************2. 网易云返回 ************** "+neteaseCommunicationResponse);

if(StateConstant.SUCCESS.equals(neteaseCommunicationResponse.getCode())){

patient.setNeteaseCommunicationAccid(neteaseCommunicationAccountId);

patient.setNeteaseCommunicationToken(neteaseCommunicationResponse.getInfo().getToken());

logger.error(" ************** 网易云通信账号已注册, 更新token并返回 ************** ");

}

}

} catch (IOException e){

logger.error(" ************** 网易云信注册账号失败 ************** "+e.getMessage(),e);

throw new Exception("网易云信注册账号/更新token失败");

}

}

接入网易云信过程,记录下