java实现微信小程序客服功能开发

第一步：先在后台接入配置URL

官方文档:

如图:

接入URL代码如下：

WechatUtil：

接入成功之后，进行客服对话。文本。会话，卡片，图片等。

客服对话代码：入口参考上面接入的接口，同一个。

WxService：

获取AccessToken的工具类如下

WxXCXTempSend：

RedisCacheKeys：

HttpClientUtils：

/**
 * http请求工具类，get请求
 *
 * @param url
 * @param params
 * @param resonseCharSet
 * @return
 * @throws Exception
 */
public static String httpGet(String url, Map<String, Object> params, String... resonseCharSet) throws IOException {
    DefaultHttpClient defaultHttpClient = null;
    BufferedReader bufferedReader = null;
    try {
        defaultHttpClient = new DefaultHttpClient();
        if (params != null) {
            StringBuilder stringBuilder = new StringBuilder();
            Iterator<String> iterator = params.keySet().iterator();
            String key;
            while (iterator.hasNext()) {
                key = iterator.next();
                Object val = params.get(key);
                if (val instanceof List) {
                    List v = (List) val;
                    for (Object o : v) {
                        stringBuilder.append(key).append("=").append(o.toString()).append("&");
                    }
                } else {
                    stringBuilder.append(key).append("=").append(val.toString()).append("&");
                }
            }
            stringBuilder.deleteCharAt(stringBuilder.length() - 1);
            url = url + "?" + stringBuilder.toString();
            log.info("url:{}", url);
        }
        HttpGet httpGet = new HttpGet(url);
        httpGet.setHeader("Content-Type", "application/json;charset=ut-8");
        HttpResponse httpResponse = defaultHttpClient.execute(httpGet);
        if (httpResponse.getStatusLine().getStatusCode() != 200) {
            String errorLog = "请求失败，errorCode:" + httpResponse.getStatusLine().getStatusCode();
            log.info(errorLog);
            throw new HttpRequestException(url + errorLog);
        }
        //读取返回信息
        String charSet = "utf-8";
        if (resonseCharSet != null && resonseCharSet.length > 0)
            charSet = resonseCharSet[0];
        String output;
        bufferedReader = new BufferedReader(new InputStreamReader(httpResponse.getEntity().getContent(), charSet));

        StringBuilder dataBuilder = new StringBuilder();
        while ((output = bufferedReader.readLine()) != null) {
            dataBuilder.append(output);
        }
        return dataBuilder.toString();
    } catch (IOException e) {
        e.printStackTrace();
        throw e;
    } finally {
        if (defaultHttpClient != null)
            defaultHttpClient.getConnectionManager().shutdown();
        if (bufferedReader != null)
            bufferedReader.close();
    }
}

/**
 * http请求工具类，post请求
 *
 * @param url    url
 * @param param 参数值 仅支持String
 * @return
 * @throws Exception
 */
public static String httpPost(String url, String param) throws IOException {
    DefaultHttpClient defaultHttpClient = null;
    BufferedReader bufferedReader = null;
    try {
        defaultHttpClient = new DefaultHttpClient();
        HttpPost httpPost = new HttpPost(url);
        httpPost.setHeader("Content-Type", "application/json;charset=ut-8");
        if (StringUtils.isNotBlank(param)) {
            log.info("参数值：{}", param);
            HttpEntity httpEntity = new StringEntity(param, "utf-8");
            httpPost.setEntity(httpEntity);
        }
        HttpResponse httpResponse = defaultHttpClient.execute(httpPost);
        if (httpResponse.getStatusLine().getStatusCode() != 200) {
            String errorLog = "请求失败，errorCode:" + httpResponse.getStatusLine().getStatusCode();
            log.info(errorLog);
            throw new HttpRequestException(url + errorLog);
        }
        //读取返回信息
        String output;
        bufferedReader = new BufferedReader(new InputStreamReader(httpResponse.getEntity().getContent(), "utf-8"));
        StringBuilder stringBuilder = new StringBuilder();
        while ((output = bufferedReader.readLine()) != null) {
            stringBuilder.append(output);
        }
        return stringBuilder.toString();
    } catch (IOException e) {
        e.printStackTrace();
        throw e;
    } finally {
        if (defaultHttpClient != null)
            defaultHttpClient.getConnectionManager().shutdown();
        if (bufferedReader != null)
            bufferedReader.close();
    }
}