微信公众号开发者模式Java笔记-管理素材

/**
* 获取素材列表
*/
public JSONObject getMaterialList(String type ,int offset, int count) {
String requestUrl = "https://api.weixin.qq.com/cgi-bin/material/batchget_material?access_token=" + ACCESS_TOKEN;
String outputStr = "";
//POST请求发送的json参数
Material material = new Material();
material.setType(type);
material.setOffset(offset);
material.setCount(count);

JSONObject jsonObject = new JSONObject();
jsonObject = JSONObject.fromObject(material);
System.out.println(jsonObject);

outputStr = jsonObject.toString();

new HttpRequestPost();
jsonObject = HttpRequestPost.httpRequest(requestUrl, outputStr, "POST");
return jsonObject;
}

/**
* 解析getMaterialList获取的json数据 to list for news
*
* @param jsonObject
* @return
*/
public List<MaterialNews> MyJsonToObject(JSONObject jsonObject) {
JSONArray jsonArray = jsonObject.getJSONArray("item");
System.out.println(jsonArray);

List<MaterialNews> lists = new ArrayList<MaterialNews>();
System.out.println(jsonArray.size());
for (int i = 0; i < jsonArray.size(); i++) {
JSONObject json = (JSONObject) jsonArray.get(i);
json = json.getJSONObject("content");
System.out.println(json);

JSONArray arr = json.getJSONArray("news_item");
json = (JSONObject) arr.get(0);

MaterialNews news = new MaterialNews();
String title = json.getString("title");
String author = json.getString("author");
String digest = json.getString("digest");
String thumb_media_id = json.getString("thumb_media_id");
System.out.println(thumb_media_id);
String url = json.getString("url");
String content = json.getString("content");
news.setTitle(title);
news.setAuthor(author);
news.setDigest(digest);
news.setThumb_media_id(thumb_media_id);
news.setUrl(url);
news.setContent("NOTNEED");
lists.add(news);
}
return lists;
}

/**
* 解析getMaterialList获取的json数据 to list for image
*
* @param jsonObject
* @return
*/
public List<MaterialImage> ImageMyJsonToObject(JSONObject jsonObject) {
List<MaterialImage> list = new ArrayList<MaterialImage>();
JSONArray jsonArray = jsonObject.getJSONArray("item");
for (int i = 0; i < jsonArray.size(); i++) {
JSONObject json = (JSONObject) jsonArray.get(i);
MaterialImage image = new MaterialImage();
image.setMedia_id(json.getString("media_id"));
image.setName(json.getString("name"));
try {
/**旧的image 没有url 需处理异常 新添加的有url*/
image.setUrl(json.getString("url"));
} catch (Exception e) {
System.out.println("url 不存在异常");
}
list.add(image);
}
return list;
}