Android Open Source - Arvutaja Alarm

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Back to project page Arvutaja.

License

The source code is released under:

Apache License

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Java Source Code

package ee.ioc.phon.android.arvutaja.command;
/*from ww w  .ja  v a 2  s  .c o m*/
import java.util.Calendar;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import android.provider.AlarmClock;
import ee.ioc.phon.android.arvutaja.R;

import android.content.Intent;
import android.net.Uri;

/**
 * <p>Alarm expressions have the form:</p>
 * 
 * <pre>
 * alarm 23 : 00
 * alarm in 120 minutes
 * alarm in 3 hours and 120 minutes
 * </pre>
 *
 * @author Kaarel Kaljurand
 */
public class Alarm extends DefaultCommand {

  public static final String PREFIX = "alarm ";

  public static final Pattern p1 = Pattern.compile("alarm ([0-9]+) : ([0-9]+)");
  public static final Pattern p2 = Pattern.compile("alarm in ([0-9]+) minutes");
  public static final Pattern p3 = Pattern.compile("alarm in ([0-9]+) hours and ([0-9]+) minutes");

  private final String mExtraMessage;

  public Alarm(String command, String msg) {
    super(command);
    mExtraMessage = msg;
  }

  public int getMessage() {
    return R.string.msgActionSetAlarm;
  }

  public Intent getIntent() throws CommandParseException {
    Calendar cal;
    try {
      cal = getCalendar(getCommand());
    } catch (Exception e) {
      throw new CommandParseException();
    }

    Intent intent = new Intent(AlarmClock.ACTION_SET_ALARM);
    intent.putExtra(AlarmClock.EXTRA_HOUR, cal.get(Calendar.HOUR_OF_DAY));
    intent.putExtra(AlarmClock.EXTRA_MINUTES, cal.get(Calendar.MINUTE));
    intent.putExtra(AlarmClock.EXTRA_MESSAGE, mExtraMessage);
    // It might be confusing for the user if the UI was skipped
    // intent.putExtra(AlarmClock.EXTRA_SKIP_UI, true);
    return intent;
  }


  public Uri getSuggestion() {
    return Uri.parse("https://play.google.com/store/apps/details?id=com.vp.alarmClockPlusDock");
  }


  public static boolean isCommand(String command) {
    return command.startsWith(PREFIX);
  }


  private static Calendar getCalendar(String command) throws CommandParseException {
    Matcher m = p1.matcher(command);
    if (m.matches()) {
      Calendar cal = Calendar.getInstance();
      cal.set(Calendar.HOUR_OF_DAY, Integer.parseInt(m.group(1)));
      cal.set(Calendar.MINUTE, Integer.parseInt(m.group(2)));
      return cal;
    }
    return getAlarmTime(command);
  }


  private static Calendar getAlarmTime(String command) throws CommandParseException {
    Calendar c = Calendar.getInstance();
    Matcher m = p2.matcher(command);
    if (m.matches()) {
      c.add(Calendar.MINUTE, Integer.parseInt(m.group(1)));
      return c;
    }
    m = p3.matcher(command);
    if (m.matches()) {
      c.add(Calendar.HOUR_OF_DAY, Integer.parseInt(m.group(1)));
      c.add(Calendar.MINUTE, Integer.parseInt(m.group(2)));
      return c;
    }
    throw new CommandParseException();
  }
}

Java Source Code List