Android Open Source - iEtueri Events Manager

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License

The source code is released under:

GNU General Public License

Java Source Code

package schedule;
//  w w  w  .j a  v  a  2  s . co m
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Collections;
import java.util.Date;
import java.util.Locale;

import android.accounts.Account;
import android.accounts.AccountManager;
import android.content.Context;
import android.net.Uri;
import android.provider.CalendarContract;
import android.provider.CalendarContract.Calendars;

/**
 * This class is for organize the events, add, remove, etc
 * 
 * @author Javier Luque Sanabria
 * 
 */
public class EventsManager {

  /** One day in milliseconds */
  public static final long ONEDAY_IN_MILLIECONDS = 86400000;

  /** ArrayList with all of the events of the calendars */
  private static ArrayList<Event> events = new ArrayList<Event>();

  /** Adapter to the Schedule's ListView */
  private static ScheduleTodayAdapter scheduleAdapter;

  /** Get all the events */
  public static synchronized ArrayList<Event> getEvents() {
    return events;
  }

  /** Set all events */
  public static synchronized void setEvents(ArrayList<Event> events) {
    EventsManager.events = events;
  }

  /** Add one event on the list */
  public static synchronized void addEvent(Event event) {
    events.add(event);
  }

  /** Remove one event on the list */
  public static synchronized void removeEvent(int position) {
    events.remove(position);
  }

  /** Get the adapter */
  public static ScheduleTodayAdapter getAdapter() {
    return scheduleAdapter;
  }

  /** Set adapter */
  public static void setAdapter(ScheduleTodayAdapter adapter) {
    scheduleAdapter = adapter;
  }

  /** Find events with the same start year, month, and day */
  public static synchronized ArrayList<Event> find(Context context, int year, int month, int dayOfMonth) {
    // TODO: Maybe change the algorithm
    ArrayList<Event> result = new ArrayList<Event>();
    Calendar dateToSearch = Calendar.getInstance();
    dateToSearch.set(year, month, dayOfMonth);
    Collections.sort(events);
    for (int i = 0; i < events.size(); ++i) {
      if (events.get(i).getInit().equals(Event.getDate(dateToSearch.getTimeInMillis())))
        result.add(events.get(i));
      else {
        String[] sDate = events.get(i).getInit().split("-");
        // I don't know why in some mobile phones the dates it's
        // separate with '/' instead of '-'
        if (sDate[0].equals(events.get(i).getInit()))
          sDate = events.get(i).getInit().split("/");
        int eventYear = Integer.parseInt(sDate[0]);
        int eventMonth = Integer.parseInt(sDate[1]);
        int eventDay = Integer.parseInt(sDate[2]);
        if (eventYear > year || (eventYear == year && eventMonth > month + 1)
            || (eventYear == year && eventMonth == (month + 1) && eventDay > dayOfMonth))
          break;
      }
    }

    return result;
  }

  /** Check if the data of an event is correct or not */
  public static boolean checkDataEvent(String name, String fromDate, String toDate, String fromHour, String toHour) {
    if (name.trim().isEmpty())
      return false;

    SimpleDateFormat date = new SimpleDateFormat("dd/MM/yyyy HH:mm", new Locale("es", "ES"));
    Date dateInit = new Date();
    Date dateEnd = new Date();
    Calendar calInit = Calendar.getInstance();
    Calendar calEnd = Calendar.getInstance();

    try {
      dateInit = date.parse(fromDate.trim() + " " + fromHour.trim());
      calInit.setTime(dateInit);
      dateEnd = date.parse(toDate.trim() + " " + toHour.trim());
      calEnd.setTime(dateEnd);
    } catch (ParseException e) {
      e.printStackTrace();
    }

    if (dateInit.compareTo(dateEnd) >= 0)
      return false;

    return true;
  }

  /** Builds the Uri for events */
  public static Uri buildEventUri(Context context) {
    Account[] accounts = AccountManager.get(context).getAccountsByType("com.google");
    String account = new String();
    if (accounts.length >= 1) {
      // TODO: Make dialog to choose what account you can synchronize
      account = accounts[0].name;
    }

    return CalendarContract.Events.CONTENT_URI.buildUpon()
        .appendQueryParameter(CalendarContract.CALLER_IS_SYNCADAPTER, "true")
        .appendQueryParameter(Calendars.ACCOUNT_NAME, account)
        .appendQueryParameter(Calendars.ACCOUNT_TYPE, CalendarManager.ACCOUNT_TYPE).build();
  }
}

Java Source Code List

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