public boolean getItemFromApi(String itemId) {
		TaobaoClient client = new DefaultTaobaoClient(server, appkey,
				secret);
		ItemGetRequest req = new ItemGetRequest();
		req.setFields("num_iid,cid,title,price,desc_modules,sell_point");
		long longItemId = Long.parseLong(itemId);
		req.setNumIid(longItemId);
		// req.setTrackIid("123_track_456");
		try {
			ItemGetResponse response = client.execute(req, sessionKey);
			JSONObject json = new JSONObject(response.getBody().toString());
			if (json.has("item_get_response")) {
				itemJsonObject = json.getJSONObject("item_get_response")
						.getJSONObject("item");
				return true;
			} else {
				if (json.getJSONObject("error_response").getInt("code") == 7) {
					// ʴ
				}
				return false;
			}
		} catch (Exception e) {
			System.out.println("API,ƷidΪ" + itemId);
			ClsFile.writeLog(apiLogFileName, "API,ƷidΪ" + itemId);
			//e.printStackTrace();
			itemJsonObject = null;
			return false;
		}
	}