package jadex.bdi.examples.alarmclock;
import jadex.commons.ResourceInfo;
import jadex.commons.SUtil;
import java.beans.PropertyChangeListener;
import java.beans.PropertyChangeSupport;
import java.io.Serializable;
import java.net.URL;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
/**
* This class encapsulates the functionality of an alarm.
*/
public class Alarm implements Cloneable, Serializable
{
//-------- constants --------
/** Alarm mode timer. */
public static final String TIMER = "Timer";
/** Alarm mode once. */
public static final String ONCE = "Once";
/** Alarm mode hourly. */
public static final String HOURLY = "Hourly";
/** Alarm mode daily. */
public static final String DAILY = "Daily";
/** Alarm mode weekly. */
public static final String WEEKLY = "Weekly";
/** Alarm mode monthly. */
public static final String MONTHLY = "Monthly";
/** Alarm mode yearly. */
public static final String YEARLY = "Yearly";
/** All alarm modes. */
public static final String[] ALARMS
= new String[]{ONCE, HOURLY, DAILY, WEEKLY, MONTHLY, YEARLY, TIMER};
/** Unknown alarmtime -> calculate. */
public static final int UNKNOWN = -1;
/** No alarmtime -> calculate. */
public static final int NO_ALARM = -2;
//-------- attributes --------
/** The alarm mode. */
protected String mode;
/** The alarm sound filename. */
protected String filename;
/** The alaram message. */
protected String message;
/** The alarm time. */
protected Time time;
/** Cached alarm date. */
protected long alarmdate;
//protected long lastalarmdate;
protected boolean calc_allowed;
/** The active state. */
protected boolean active;
/** The clock. */
// public transient IClockService clock;
/** The helper object for bean events. */
public transient PropertyChangeSupport pcs;
//-------- constructors --------
/**
* Create a new alarm.
* Bean constructor.
* Clock needs to be set manually, later.
*/
public Alarm()
{
this(ONCE, new Time(), null, null, true);
}
/**
* Create a new alarm.
* @param mode The alarm mode (once, hourly, daily, weekly, monthly, yearly)
* @param time The alarm time.
* @param filename The alarm sound.
* @param message The alarm message.
*/
public Alarm(String mode, Time time, String filename, String message, boolean active)//, IClockService clock)
{
this.mode = mode;
this.time = time;
this.filename = filename;
this.message = message;
this.active = active;
this.alarmdate = UNKNOWN;
this.calc_allowed = true;
// this.clock = clock;
}
//-------- methods --------
/**
* Get the mode.
* @return The mode.
*/
public String getMode()
{
return mode;
}
/**
* Set the mode.
* @param mode The mode.
*/
public void setMode(String mode)
{
String oldmode = this.mode;
this.mode = mode;
if(pcs!=null)
pcs.firePropertyChange("mode", oldmode, mode);
}
/**
* Get the filename.
* @return The filename.
*/
public String getFilename()
{
return filename;
}
/**
* Get the filename.
*/
public URL getFilenameUrl()
{
URL ret = null;
try
{
//ResourceInfo rinfo = SUtil.getResourceInfo0("jadex/examples/alarmclock/alarm.mp3");
ResourceInfo rinfo = SUtil.getResourceInfo0(getFilename(), Alarm.class.getClassLoader());
if(rinfo == null)
{
System.out.println("Resource not found: " + getFilename());
}
else
{
if(rinfo.getInputStream() != null)
{
rinfo.getInputStream().close();
}
String file = rinfo.getFilename();
if(!file.startsWith("jar:"))
{
file = (file.startsWith("/") ? "file://" : "file:///") + file;
}
//System.out.println(file);
ret = new URL(file);
}
}
catch(Exception e)
{
e.printStackTrace();
}
return ret;
}
/**
* Set the filename.
* @param filename The filename.
*/
public void setFilename(String filename)
{
String oldfilename = this.filename;
this.filename = filename;
if(pcs!=null)
pcs.firePropertyChange("filename", oldfilename, filename);
}
/**
* Get the message.
* @return The message.
*/
public String getMessage()
{
return message;
}
/**
* Set the message.
* @param message The message.
*/
public void setMessage(String message)
{
String oldmessage = this.message;
this.message = message;
if(pcs!=null)
pcs.firePropertyChange("message", oldmessage, message);
}
/**
* Get the alarm time.
*/
public long getAlarmtime(long currenttime)
{
//System.out.println("getAlarmtime: "+getMessage());
//Thread.dumpStack();
//if(alarmdate==UNKNOWN || (alarmdate!=NO_ALARM && alarmdate<clock.getTime()))
// Check that a call can't dealock through trying to enter setNextAlarmdate
if(calc_allowed)
setNextAlarmtime(currenttime);
//System.out.println("alt: "+alarmdate);
return alarmdate;
}
/**
* Save the alarmtime.
* @param alarmdate The alarmdate.
*/
public void setAlarmtime(long alarmdate)
{
long old = this.alarmdate;
this.alarmdate = alarmdate;
if(pcs!=null)
{
// System.out.println("alarmtime changed: "+this+" "+old+" "+alarmdate);
pcs.firePropertyChange("alarmtime", new Long(old), new Long(alarmdate));
}
}
/**
* Indicate that an alarm occurred.
*/
public void triggerd()
{
if(mode.equals(TIMER) || mode.equals(ONCE))
{
setAlarmtime(NO_ALARM);
}
else
{
setAlarmtime(UNKNOWN);
calc_allowed = true;
}
}
/**
* Calculate and save the next alarmtime.
*/
public synchronized void setNextAlarmtime(long currenttime)
{
// Check repeated for different threads that want to enter here.
if(!calc_allowed)
return;
// long currenttime = clock.getTime();
long ret = NO_ALARM;
if(mode.equals(ONCE))
{
Calendar acal = new GregorianCalendar(time.getYear(), time.getMonth(), time.getMonthday(),
time.getHours(), time.getMinutes(), time.getSeconds());
//System.out.println(time.year+" "+time.month+" "+time.monthday+" "+
// time.hours+" "+time.minutes+" "+time.seconds);
//System.out.println(acal.getTime()+" "+new Date(currenttime));
if(acal.getTimeInMillis() > currenttime)
ret = acal.getTime().getTime();
calc_allowed = false;
}
else if(mode.equals(HOURLY))
{
Calendar acal = new GregorianCalendar();
acal.setTime(new Date(currenttime));
acal.set(Calendar.MINUTE, time.getMinutes());
acal.set(Calendar.SECOND, time.getSeconds());
//System.out.println(acal.getTime()+" "+new Date(currenttime));
if(acal.getTime().getTime() < currenttime)
acal.add(Calendar.HOUR_OF_DAY, 1);
ret = acal.getTime().getTime();
}
else if(mode.equals(DAILY))
{
Calendar acal = new GregorianCalendar();
acal.setTime(new Date(currenttime));
acal.set(Calendar.HOUR_OF_DAY, time.getHours());
acal.set(Calendar.MINUTE, time.getMinutes());
acal.set(Calendar.SECOND, time.getSeconds());
if(acal.getTime().getTime() < currenttime)
acal.add(Calendar.DAY_OF_MONTH, 1);
ret = acal.getTime().getTime();
}
else if(mode.equals(WEEKLY))
{
Calendar acal = new GregorianCalendar();
acal.setTime(new Date(currenttime));
acal.set(Calendar.DAY_OF_WEEK, time.getWeekday());
acal.set(Calendar.HOUR_OF_DAY, time.getHours());
acal.set(Calendar.MINUTE, time.getMinutes());
acal.set(Calendar.SECOND, time.getSeconds());
if(acal.getTime().getTime() < currenttime)
acal.add(Calendar.WEEK_OF_YEAR, 1);
ret = acal.getTime().getTime();
}
else if(mode.equals(MONTHLY))
{
Calendar acal = new GregorianCalendar();
acal.setTime(new Date(currenttime));
acal.set(Calendar.DAY_OF_MONTH, time.getMonthday());
acal.set(Calendar.HOUR_OF_DAY, time.getHours());
acal.set(Calendar.MINUTE, time.getMinutes());
acal.set(Calendar.SECOND, time.getSeconds());
if(acal.getTime().getTime() < currenttime)
acal.add(Calendar.MONTH, 1);
ret = acal.getTime().getTime();
}
else if(mode.equals(YEARLY))
{
Calendar acal = new GregorianCalendar();
acal.setTime(new Date(currenttime));
acal.set(Calendar.MONTH, time.getMonth());
acal.set(Calendar.DAY_OF_MONTH, time.getMonthday());
acal.set(Calendar.HOUR_OF_DAY, time.getHours());
acal.set(Calendar.MINUTE, time.getMinutes());
acal.set(Calendar.SECOND, time.getSeconds());
if(acal.getTime().getTime() < currenttime)
acal.add(Calendar.YEAR, 1);
ret = acal.getTime().getTime();
}
else if(mode.equals(TIMER))
{
Calendar acal = new GregorianCalendar();
acal.setTime(new Date(currenttime));
acal.add(Calendar.HOUR_OF_DAY, time.getHours());
acal.add(Calendar.MINUTE, time.getMinutes());
acal.add(Calendar.SECOND, time.getSeconds());
if(acal.getTime().getTime() >= currenttime)
ret = acal.getTime().getTime();
}
//System.out.println("setNextAlarmtime: "+getMessage()+" "+currenttime+" alarm: "+ret);
calc_allowed = false;
setAlarmtime(ret);
}
/**
* Test if the alarm is active.
* @return True, if active.
*/
public boolean isActive()
{
return active;
}
/**
* Set the alarm state.
* @param active True for active.
*/
public void setActive(boolean active)
{
boolean oldactive = this.active;
this.active = active;
if(pcs!=null)
pcs.firePropertyChange("active", oldactive, active);
}
/**
* Get the alarm time.
* @return The alarm time.
*/
public Time getTime()
{
return time;
}
/**
* Set the alarm time.
* @param time The alarm time.
*/
public void setTime(Time time)
{
Time oldtime = this.time;
this.time = time;
setAlarmtime(UNKNOWN);
this.calc_allowed = true;
if(pcs!=null)
pcs.firePropertyChange("time", oldtime, time);
//setNextAlarmtime();
}
/**
* Set the clock.
* /
public void setClock(IClockService clock)
{
this.clock = clock;
}*/
/**
* Test two object for equality.
* @param o The object.
* @return True, if equal.
* /
public boolean equals(Object o)
{
if(this == o)
return true;
if(o == null || getClass() != o.getClass())
return false;
Alarm alarm = (Alarm)o;
return SUtil.equals(message, alarm.message);
}*/
/**
* Compute the hashcode.
* @return The hashcode.
* /
public int hashCode()
{
return message.hashCode();
}*/
/**
* Creates and returns a copy of this object. The precise meaning
* of "copy" may depend on the class of the object. The general
* intent is that, for any object <tt>x</tt>, the expression:
*/
protected Object clone()
{
Alarm ret = null;
try
{
ret = (Alarm)super.clone();
ret.pcs = null;
ret.setTime((Time)time.clone());
}
catch(CloneNotSupportedException e)
{
e.printStackTrace();
}
return ret;
}
//-------- property methods --------
/**
* Add a PropertyChangeListener to the listener list.
* The listener is registered for all properties.
*
* @param listener The PropertyChangeListener to be added.
*/
public void addPropertyChangeListener(PropertyChangeListener listener)
{
if(pcs==null)
this.pcs = new PropertyChangeSupport(this);
pcs.addPropertyChangeListener(listener);
}
/**
* Remove a PropertyChangeListener from the listener list.
* This removes a PropertyChangeListener that was registered
* for all properties.
*
* @param listener The PropertyChangeListener to be removed.
*/
public void removePropertyChangeListener(PropertyChangeListener listener)
{
if(pcs==null)
this.pcs = new PropertyChangeSupport(this);
pcs.removePropertyChangeListener(listener);
}
/**
* Get the string representation.
*/
public String toString()
{
return "Alarm(msg="+message+", alarmtime="+alarmdate+", active="+active+")"+hashCode();
}
}