Android Open Source - KendaliPintuAndroid User Load Data

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License

The source code is released under:

GNU General Public License

Java Source Code

/*******************************************************************************
 * Copyright (c) 2014 Dimas Rullyan Danu
 * /*w w w  .  ja v  a  2  s .com*/
 * Kendali Pintu is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * Kendali Pintu is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with Kendali Pintu. If not, see <http://www.gnu.org/licenses/>.
 ******************************************************************************/
package com.dimasdanz.kendalipintu.usermodel;

import java.util.ArrayList;
import java.util.List;

import org.apache.http.NameValuePair;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import com.dimasdanz.kendalipintu.util.CommonUtilities;
import com.dimasdanz.kendalipintu.util.JSONParser;
import com.dimasdanz.kendalipintu.util.ServerUtilities;

import android.app.Activity;
import android.os.AsyncTask;

public class UserLoadData extends AsyncTask<String, Void, List<UserModel>>{
  private Boolean con = true;
  private JSONParser jsonParser = new JSONParser();
  
  int current_page;
  private UserLoadDataListener mListener;
  private Activity activity;
  
  public interface UserLoadDataListener{
    public void onTaskProgress();
    public void onTaskComplete(List<UserModel> userModel);
  }
  
  public UserLoadData(Activity act, Integer page) {
    this.current_page = page;
    this.mListener = (UserLoadDataListener)act;
    this.activity = act;
  }
  
  @Override
  protected void onPreExecute() {
    super.onPreExecute();
    mListener.onTaskProgress();
  }
  
  @Override
  protected List<UserModel> doInBackground(String... args) {
    List<UserModel> userList = new ArrayList<UserModel>();
    List<NameValuePair> params = new ArrayList<NameValuePair>();
    JSONObject json = jsonParser.makeHttpRequest(ServerUtilities.getUserListUrl(activity)+current_page, "GET", params);
    if(json != null){
      try {
        if(json.getInt("response") == 1){
          JSONArray userid = json.getJSONArray("userid");
          JSONArray username = json.getJSONArray("username");
          JSONArray userpass = json.getJSONArray("userpass");
          for (int i = 0; i < userid.length(); i++) {
            userList.add(new UserModel(userid.get(i).toString(), username.get(i).toString(), userpass.getString(i).toString()));
          }
          return userList;
        }else{
          return null;
        }
      } catch (JSONException e) {
        e.printStackTrace();
        return null;
      }
    }else{
      con = false;
      return null;
    }
  }
  
  @Override
  protected void onPostExecute(List<UserModel> result) {
    super.onPostExecute(result);
    if(con){
      mListener.onTaskComplete(result);
    }else{
      CommonUtilities.dialogConnectionError(activity);
    }
  }
}

Java Source Code List

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