Examples with SyncMethod org.apache.openmeetings.service.calendar.caldav.methods.SyncMethod used on opensource projects

Example 1 with SyncMethod

use of org.apache.openmeetings.service.calendar.caldav.methods.SyncMethod in project openmeetings by apache.

the class WebDAVSyncHandler method internalSyncItems.

@Override
DavMethodBase internalSyncItems() throws IOException, DavException {
    boolean additionalSyncNeeded = false;
    DavPropertyNameSet properties = new DavPropertyNameSet();
    properties.add(DavPropertyName.GETETAG);
    // Create report to get
    SyncReportInfo reportInfo = new SyncReportInfo(calendar.getToken(), properties, SyncReportInfo.SYNC_LEVEL_1);
    SyncMethod method = new SyncMethod(path, reportInfo);
    client.executeMethod(method);
    if (method.succeeded()) {
        List<String> currenthrefs = new ArrayList<>();
        // Map of Href and the Appointments, belonging to it.
        Map<String, Appointment> map = listToMap(appointmentDao.getHrefsbyCalendar(calendar.getId()), appointmentDao.getbyCalendar(calendar.getId()));
        for (MultiStatusResponse response : method.getResponseBodyAsMultiStatus().getResponses()) {
            int status = response.getStatus()[0].getStatusCode();
            if (status == SC_OK) {
                Appointment a = map.get(response.getHref());
                if (a != null) {
                    // Old Event to get
                    String origetag = a.getEtag(), currentetag = CalendarDataProperty.getEtagfromResponse(response);
                    // If event modified, only then get it.
                    if (!currentetag.equals(origetag)) {
                        currenthrefs.add(response.getHref());
                    }
                } else {
                    // New Event, to get
                    currenthrefs.add(response.getHref());
                }
            } else if (status == SC_NOT_FOUND) {
                // Delete the Appointments not found on the server.
                Appointment a = map.get(response.getHref());
                // Only if the event exists on the database, delete it.
                if (a != null) {
                    appointmentDao.delete(a, calendar.getOwner().getId());
                }
            } else if (status == SC_INSUFFICIENT_SPACE_ON_RESOURCE) {
                additionalSyncNeeded = true;
            }
        }
        MultigetHandler multigetHandler = new MultigetHandler(currenthrefs, path, calendar, client, appointmentDao, utils);
        multigetHandler.syncItems();
        // Set the new token
        calendar.setToken(method.getResponseSynctoken());
    } else if (method.getStatusCode() == SC_FORBIDDEN || method.getStatusCode() == SC_PRECONDITION_FAILED) {
        // Specific case where a server might sometimes forget the sync token
        // Thus requiring a full sync needed to be done.
        log.info("Sync Token not accepted by server. Doing a full sync again.");
        calendar.setToken(null);
        additionalSyncNeeded = true;
    } else {
        log.error("Error in Sync Method Response with status code {}", method.getStatusCode());
    }
    if (additionalSyncNeeded) {
        releaseConnection(method);
        return internalSyncItems();
    }
    return method;
}