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Android中post请求传递json数据给服务端的实例

时间:2018-01-31 编辑:猪哥 来源:一聚教程网

在最近的项目中有个需求是这样的:

入参封装成JSON,EXAMPLE:

{ "uuid": "iamauuid", 
 "clientType": "AND", 
 "content": "{"gender":"F","name":"TTT"}"}

其中content中是json的object,且要求把content中特殊的字符进行转义。

主要代码如下:

/**
 * post请求用json的格式传递数据给服务器
 *
 * @param callback
 */
public static  void postShareContent(Context context, T saveObject, final ShareSaveDataCallback callback) {
 final String uuid = StringUtils.generateUUID().replaceAll("-", "");
 //利用Gson来处json数据和类模型之间的转化
 Gson gson = new Gson();
 //把类模型对象转化成json的数据模式
 String contentJson = gson.toJson(saveObject);
 //用ShareEntity把内容给封装起来,再处理成json的格式
 ShareEntity shareEntity = new ShareEntity();
 //uuid本地端生成,有特殊的方法,下面会注解
 shareEntity.uuid = uuid;
 shareEntity.clientType = "AND";
 shareEntity.content = contentJson;
 //再用gson.toJson()处理会自动把第二层的object对象的特殊字符转义掉
 String shareJson = gson.toJson(shareEntity);
 StringEntity entity = null;
 try {
  //把要传给后端的json数据,用StringEntity给封装起来
  entity = new StringEntity(shareJson,"UTF-8");
  //注明:UTF-8是防止传给后端时中文出现乱码
 } catch (UnsupportedEncodingException e) {
  e.printStackTrace();
 }
 HttpApiClient.postJsonByAccessToken(context, ApiBaseUrl.getShareUrl(), entity, true, new ApiResponseHandler() {
  @Override
  public void onResponse(boolean success, JsonObject jsonObject, ErrorCode errCode) {
   super.onResponse(success, jsonObject, errCode);
   callback.onSaveResult(success, uuid, errCode);
  }
 });
}

postJsonByAccessToken的方法:

private static AsyncHttpClient mHttpClient = new AsyncHttpClient();
public static void postJsonByAccessToken(Context context, String url, StringEntity entity, boolean isCompleterUrl, AsyncHttpResponseHandler handler) {
 synchronized (mHttpClient) {
  addHeader(HEADER_TOKEN, token);
  if (!isCompleterUrl) {
   url = getCompleteUrl(url);
  }
  mHttpClient.post(context, url, entity, ApiParam.CONTENT_TYPE_JSON, handler);
 }
}
contentType的类型为:application/json
/**
public interface ApiParam {
 /**
  * json格式
  */
 String CONTENT_TYPE_JSON = "application/json";
}

其中生产本地的uuid方法如下:相当于会自动生产一组随机数

public static String generateUUID() {
 return UUID.randomUUID().toString();
}

数据代码的一部分:

{"clientType":"AND",
 "uuid":"e3ab0260286d442da86da7fac21e1cc7"
 "content":"{"matchEventStats":{"extraTime":0,"timeLineModels":[{"downPlayerId":0,"id":2188,"playerHeadUrl":"http://7xj3pr.com1.z0.glb.clouddn.com/registration/user/head/image/rdGsidKZHjPzun6TMrTDyMz7IngTONlQ","playerId":1147,"playerName":"张宇斌","schoolId":6,"timeLineEventType":"GOAL","timeMin":0,"timeSec":0,"upPlayerId":0},{"downPlayerHeadUrl":"http://7xj3pr.com1.z0.glb.clouddn.com/default/head/useravatar.png","downPlayerId":1682,"downPlayerName":"林修乾","id":1209,"playerId":0,"schoolId":116,"timeLineEventType":"SU","timeMin":4,"timeSec":3,"upPlayerHeadUrl":......}

由于数据量比较大,固就显示一部分的数据来说明问题。

基本就是这样,快去解决你们的问题吧!

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