锦中融合门户系统

interface CalendarService {

List getEvents(String startDate, String endDate);

}

class GoogleCalendar implements CalendarService {

public List getEvents(String startDate, String endDate) {

// 实现Google日历的事件获取逻辑

return new ArrayList<>();

}

}

class OutlookCalendar implements CalendarService {

public List getEvents(String startDate, String endDate) {

// 实现出口日历的事件获取逻辑

return new ArrayList<>();

}

}

class CalendarProxy implements CalendarService {

private final Map services = new HashMap<>();

public void addService(String name, CalendarService service) {

services.put(name, service);

}

public List getEvents(String startDate, String endDate) {

List allEvents = new ArrayList<>();

for (CalendarService service : services.values()) {

allEvents.addAll(service.getEvents(startDate, endDate));

}

return allEvents;

}

}

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