Java tutorial
/* * Copyright 2012 Javier Prez Pacheco and Francisco Daz Rodriguez * TweetTopics 2.0 * javielinux@gmail.com * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.javielinux.api.loaders; import android.content.Context; import com.javielinux.api.AsynchronousLoader; import com.javielinux.api.request.LoadUserRequest; import com.javielinux.api.response.BaseResponse; import com.javielinux.api.response.ErrorResponse; import com.javielinux.api.response.LoadUserResponse; import com.javielinux.infos.InfoUsers; import com.javielinux.twitter.ConnectionManager; import com.javielinux.utils.CacheData; import twitter4j.TwitterException; import twitter4j.User; public class LoadUserLoader extends AsynchronousLoader<BaseResponse> { private LoadUserRequest request; public LoadUserLoader(Context context, LoadUserRequest request) { super(context); this.request = request; } @Override public BaseResponse loadInBackground() { try { LoadUserResponse response = new LoadUserResponse(); ConnectionManager.getInstance().open(getContext()); User user_data = ConnectionManager.getInstance().getUserForSearchesTwitter() .showUser(request.getUser()); InfoUsers infoUsers = new InfoUsers(user_data); response.setInfoUsers(infoUsers); CacheData.getInstance().addCacheUsers(infoUsers); return response; } catch (TwitterException e) { e.printStackTrace(); ErrorResponse response = new ErrorResponse(); response.setError(e, e.getMessage()); return response; } catch (NullPointerException e) { e.printStackTrace(); ErrorResponse response = new ErrorResponse(); response.setError(e, e.getMessage()); return response; } catch (Exception e) { e.printStackTrace(); ErrorResponse response = new ErrorResponse(); response.setError(e, e.getMessage()); return response; } } }