/**
* Remove mapping for a given localId
*
* @throws ServiceException
*/
public void removeTagMapping(int tagId) throws ServiceException {
// delete the mapping if it was needed and exists
if (mappingRequired) {
try {
DataSourceMapping mapping = new DataSourceMapping(tagDs, tagId);
mapping.delete();
localIdFromRemote.remove(Integer.valueOf(mapping.getRemoteId()));
remoteIdFromLocal.remove(tagId);
if (localIdsByName.containsValue(tagId)) {
Set<String> keysToRemove =
new HashSet<
String>(); // should only be one, but naming conflicts might end up with more..
for (Entry<String, Integer> entry : localIdsByName.entrySet()) {
if (entry.getValue().equals(tagId)) {
keysToRemove.add(entry.getKey());
}
}
for (String key : keysToRemove) {
localIdsByName.remove(key);
}
}
OfflineLog.offline.debug("removed tag mapping for localId %d", tagId);
// TODO: consider the case where we have > 63 tags.
// we can move one of the overflow tags into a free slot, but we also have to apply the tag
// to existing messages
} catch (ServiceException se) {
if (!MailServiceException.NO_SUCH_ITEM.equals(se.getCode())) {
throw se;
}
}
}
}
/**
* Get the local ID corresponding to remote tagId
*
* @throws ServiceException
*/
public int localTagId(int id) throws ServiceException {
if (!isMappingRequired(id)) {
return id;
}
try {
if (localIdFromRemote.containsKey(id)) {
return localIdFromRemote.get(id);
}
DataSourceMapping mapping = new DataSourceMapping(tagDs, id + "");
OfflineLog.offline.debug("got localId %d from remote %d", mapping.getItemId(), id);
localIdFromRemote.put(id, mapping.getItemId());
return mapping.getItemId();
} catch (ServiceException se) {
if (MailServiceException.NO_SUCH_ITEM.equals(se.getCode())) {
return -1;
}
throw se;
}
}
/**
* Get the remoteId corresponding to local tagId
*
* @throws ServiceException
*/
public int remoteTagId(int id) throws ServiceException {
if (mappingRequired) {
if (remoteIdFromLocal.containsKey(id)) {
return remoteIdFromLocal.get(id);
}
try {
DataSourceMapping mapping = new DataSourceMapping(tagDs, id);
int remoteId = Integer.valueOf(mapping.getRemoteId());
OfflineLog.offline.debug("got remoteId %d from localId %d", remoteId, id);
remoteIdFromLocal.put(id, remoteId);
return remoteId;
} catch (ServiceException se) {
if (MailServiceException.NO_SUCH_ITEM.equals(se.getCode())) {
return -1;
}
throw se;
}
} else {
return id;
}
}
