@Override
public List<MerchantBean> fetchHotMerchantBeans(int userId, double longitude, double latitude)
throws JSONException {
// TODO Auto-generated method stub
JSONObject root = new JSONObject();
root.put("method", RecommenderUtils.getHotPredictMethod());
JSONObject params = new JSONObject();
params.put("longitude", longitude);
params.put("latitude", latitude);
root.put("params", params);
BaseHttpClient httpClient = new BaseHttpClient(RecommenderUtils.getRecommenderUrl());
JSONObject response = httpClient.post(root);
List<MerchantBean> merchantPredictList = new ArrayList<MerchantBean>();
if (response.has("result") && response.getString("result").equals("success")) {
JSONArray hotList = response.getJSONArray("hotList");
for (int i = 0; i < hotList.length(); i++) {
JSONArray hotItem = hotList.getJSONArray(i);
Integer merchantId = Integer.valueOf(hotItem.getString(0));
MerchantBean merchantBean = fetchMerchantBean(merchantId, userId, longitude, latitude);
if (merchantBean != null) {
merchantBean.setCollectionCount(hotItem.getInt(1));
merchantPredictList.add(merchantBean);
}
}
}
return merchantPredictList;
}
@Override
public List<MerchantBean> fetchRecMerchantBeans(int userId, double longitude, double latitude)
throws JSONException {
List<BCCollection> collections = new ArrayList<BCCollection>();
collections = BCCollecDao.findByProperty("userId", userId);
List<Integer> collectionList = new ArrayList<Integer>();
for (BCCollection c : collections) {
if (c.getEntityType() == 1) {
collectionList.add(c.getEntityId());
}
}
JSONObject root = new JSONObject();
root.put("method", RecommenderUtils.getRecPredictMethod());
JSONObject params = new JSONObject();
params.put("id", userId);
params.put("items", collectionList);
params.put("longitude", longitude);
params.put("latitude", latitude);
root.put("params", params);
BaseHttpClient httpClient = new BaseHttpClient(RecommenderUtils.getRecommenderUrl());
JSONObject response = httpClient.post(root);
List<MerchantBean> merchantPredictList = new ArrayList<MerchantBean>();
if (response.has("result") && response.getString("result").equals("success")) {
JSONArray userCFList = response.getJSONArray("userCFList");
for (int i = 0; i < userCFList.length(); i++) {
Integer merchantId = Integer.valueOf(userCFList.getString(i));
MerchantBean merchantBean = fetchMerchantBean(merchantId, userId, longitude, latitude);
if (merchantBean != null) merchantPredictList.add(merchantBean);
}
JSONArray itemCFList = response.getJSONArray("itemCFList");
for (int i = 0; i < itemCFList.length(); i++) {
Integer merchantId = Integer.valueOf(itemCFList.getString(i));
MerchantBean merchantBean = fetchMerchantBean(merchantId, userId, longitude, latitude);
if (merchantBean != null) merchantPredictList.add(merchantBean);
}
JSONArray hotList = response.getJSONArray("hotList");
for (int i = 0; i < hotList.length(); i++) {
Integer merchantId = Integer.valueOf(hotList.getString(i));
MerchantBean merchantBean = fetchMerchantBean(merchantId, userId, longitude, latitude);
if (merchantBean != null) merchantPredictList.add(merchantBean);
}
}
return merchantPredictList;
}
