commit

DataFusion/src/com/zskk/control/ViewController.java

@@ -17,7 +17,6 @@ import com.jfinal.plugin.activerecord.Record;
 import com.zskk.service.DataService;
 import com.zskk.service.ServiceFactory;
 import com.zskk.service.ThreadPoolService;
-
 import okhttp3.FormBody;
 import okhttp3.MediaType;
 import okhttp3.OkHttpClient;

DataFusion/src/com/zskk/service/DataService.java

@@ -74,7 +74,7 @@ public class DataService {
 		    } catch (IOException e) {
 				// TODO Auto-generated catch block
 				e.printStackTrace();
-				return null;
+				return e.toString();
 			}	
 	}