import net.fortuna.ical4j.model.property.Action; //导入依赖的package包/类
/**
 * Find and return the first DISPLAY VALARM in a comoponent
 * @param component VEVENT or VTODO
 * @return first DISPLAY VALARM, null if there is none
 */
public static VAlarm getDisplayAlarm(Component component) {
    ComponentList<VAlarm> alarms = null;
    
    if(component instanceof VEvent) {
        alarms = ((VEvent) component).getAlarms();
    }
    else if(component instanceof VToDo) {
        alarms = ((VToDo) component).getAlarms();
    }
    
    if(alarms==null || alarms.size()==0) {
        return null;
    }
    
    for(Iterator<VAlarm> it = alarms.iterator();it.hasNext();) {
        VAlarm alarm = it.next();
        if(Action.DISPLAY.equals(alarm.getAction())) {
            return alarm;
        }
    }
    
    return null;   
}
 

import net.fortuna.ical4j.model.property.Action; //导入依赖的package包/类
/**
 * Updates note modification.
 * @param noteMod The note item modified.
 * @param event The event.
 */
private void updateNoteModification(NoteItem noteMod,
                                    VEvent event) {
    EventExceptionStamp exceptionStamp =
        StampUtils.getEventExceptionStamp(noteMod);
    exceptionStamp.setExceptionEvent(event);
    
    // copy VTIMEZONEs to front if present
    ComponentList<VTimeZone> vtimezones = exceptionStamp.getMasterStamp()
            .getEventCalendar().getComponents(Component.VTIMEZONE);
    for(VTimeZone vtimezone : vtimezones) {
        exceptionStamp.getEventCalendar().getComponents().add(0, vtimezone);
    }
    
    noteMod.setClientModifiedDate(new Date());
    noteMod.setLastModifiedBy(noteMod.getModifies().getLastModifiedBy());
    noteMod.setLastModification(ContentItem.Action.EDITED);
    
    setCalendarAttributes(noteMod, event);
}
 

import net.fortuna.ical4j.model.property.Action; //导入依赖的package包/类
/**
 * Removes display alarm.
 */
public void removeDisplayAlarm() {
    VEvent event = getEvent();
    
    if (event == null) {
        return;
    }
     
    for(@SuppressWarnings("rawtypes")
    Iterator it = event.getAlarms().iterator();it.hasNext();) {
        VAlarm alarm = (VAlarm) it.next();
        if (alarm.getProperties().getProperty(Property.ACTION).equals(
                Action.DISPLAY)) {
            it.remove();
        }
    }
}
 

import net.fortuna.ical4j.model.property.Action; //导入依赖的package包/类
protected VAlarm getDisplayAlarm(VEvent event) {
    ComponentList<VAlarm> alarmsList = event.getAlarms();
    for(VAlarm alarm: alarmsList) {
        if (alarm.getProperties().getProperty(Property.ACTION).equals(
                Action.DISPLAY)) {
            return alarm;
        }
    }
    
    return null;
}
 

import net.fortuna.ical4j.model.property.Action; //导入依赖的package包/类
public void removeDisplayAlarm() {
    VEvent event = getEvent();
    
    if(event==null) {
        return;
    }
     
    ComponentList<VAlarm> alarmsList = event.getAlarms();
    for(VAlarm alarm: alarmsList) {
        if (alarm.getProperties().getProperty(Property.ACTION).equals(
                Action.DISPLAY)) {
            alarmsList.remove(alarm);
        }
    }
}
 

import net.fortuna.ical4j.model.property.Action; //导入依赖的package包/类
/**
 * Gets display alarm.
 * @param event The event.
 * @return The alarm.
 */
private VAlarm getDisplayAlarm(VEvent event) {
    for(VAlarm alarm : event.getAlarms()) {
        if (alarm.getProperties().getProperty(Property.ACTION).equals(Action.DISPLAY)) {
            return alarm;
        }
    }
    
    return null;
}
 

import net.fortuna.ical4j.model.property.Action; //导入依赖的package包/类
/**
 * Sets base content attributes.
 * @param item The content item.
 */
private void setBaseContentAttributes(ContentItem item) {
    
    TriageStatus ts = entityFactory.createTriageStatus();
    TriageStatusUtil.initialize(ts);

    item.setClientCreationDate(new Date());
    item.setClientModifiedDate(item.getClientCreationDate());
    item.setTriageStatus(ts);
    item.setLastModification(ContentItem.Action.CREATED);
    
    item.setSent(Boolean.FALSE);
    item.setNeedsReply(Boolean.FALSE);
}
 

import net.fortuna.ical4j.model.property.Action; //导入依赖的package包/类
/**
 * Display alarm.
 * @param event The event.
 * @return The alarm.
 */
protected VAlarm getDisplayAlarm(VEvent event) {
    for(@SuppressWarnings("rawtypes")
    Iterator it = event.getAlarms().iterator();it.hasNext();) {
        VAlarm alarm = (VAlarm) it.next();
        if (alarm.getProperties().getProperty(Property.ACTION).equals(Action.DISPLAY)) {
            return alarm;
        }
    }
    return null;
}
 

import net.fortuna.ical4j.model.property.Action; //导入依赖的package包/类
/**
 * Creates display alarm.
 */
public void creatDisplayAlarm() {
    VAlarm alarm = new VAlarm();
    alarm.getProperties().add(Action.DISPLAY);
    getEvent().getAlarms().add(alarm);
    setDisplayAlarmDescription("Event Reminder");
}
 

import net.fortuna.ical4j.model.property.Action; //导入依赖的package包/类
public static void extractAndParseReminder(VEvent newEvent, Task newTask,
    java.util.Calendar reminderTime) {
VAlarm reminder = new VAlarm(new DateTime(reminderTime.getTime()));
reminder.getProperties().add(Action.DISPLAY);
reminder.getProperties().add(new Description(newTask.getTaskTitle()));

newEvent.getAlarms().add(reminder);
   }
 

import net.fortuna.ical4j.model.property.Action; //导入依赖的package包/类
private void addDisplayAction(EventEntity event, VAlarm reminder) {
    reminder.getProperties().add(Action.DISPLAY);
    reminder.getProperties().add(new Description(event.getDescription()));
}
 

import net.fortuna.ical4j.model.property.Action; //导入依赖的package包/类
public void creatDisplayAlarm() {
    VAlarm alarm = new VAlarm();
    alarm.getProperties().add(Action.DISPLAY);
    getEvent().getAlarms().add(alarm);
    setDisplayAlarmDescription("Event Reminder");
}
 

import net.fortuna.ical4j.model.property.Action; //导入依赖的package包/类
/**
 * Makes dummy event.
 * @return The event.
 */
public VEvent makeDummyEvent() {
    String serial = Integer.toString(++eseq);
    String summary = "dummy" + serial;

    // tomorrow
    java.util.Calendar start = java.util.Calendar.getInstance();
    start.add(java.util.Calendar.DAY_OF_MONTH, 1);
    start.set(java.util.Calendar.HOUR_OF_DAY, 9);
    start.set(java.util.Calendar.MINUTE, 30);

    // 1 hour duration
    Dur duration = new Dur(0, 1, 0, 0);
 
    VEvent event = new VEvent(new Date(start.getTime()), duration, summary);
    event.getProperties().add(new Uid(serial));
 
    // add timezone information
    VTimeZone tz = TimeZoneRegistryFactory.getInstance().createRegistry().
        getTimeZone("America/Los_Angeles").getVTimeZone();
    String tzValue =
        tz.getProperties().getProperty(Property.TZID).getValue();
    net.fortuna.ical4j.model.parameter.TzId tzParam =
        new net.fortuna.ical4j.model.parameter.TzId(tzValue);
    event.getProperties().getProperty(Property.DTSTART).
        getParameters().add(tzParam);

    // add an alarm for 5 minutes before the event with an xparam
    // on the description
    Dur trigger = new Dur(0, 0, -5, 0);
    VAlarm alarm = new VAlarm(trigger);
    alarm.getProperties().add(Action.DISPLAY);
    Description description = new Description("Meeting at 9:30am");
    XParameter xparam = new XParameter("X-COSMO-TEST-PARAM", "deadbeef");
    description.getParameters().add(xparam);
    alarm.getProperties().add(description);
    alarm.getProperties().add(new Description("Meeting at 9:30am"));
    event.getAlarms().add(alarm);

    // add an x-property with an x-param
    XProperty xprop = new XProperty("X-COSMO-TEST-PROP", "abc123");
    xprop.getParameters().add(xparam);
    event.getProperties().add(xprop);

    return event;
}