Java接入网易云信工具类

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