package bluej.collect;

import java.util.List;
import java.util.Map;

import org.apache.http.entity.mime.MultipartEntity;
import threadchecker.OnThread;
import threadchecker.Tag;




| An Event to be submitted to the server.
|
interface Event
{       



| Given the current versions of the files as we have last sent them to the server,
| forms a new record to be sent to the server
|
| @param sequenceNum The sequence number to use for the event
| @param fileVersions Our local version of the files, as we have last
| successfully sent them to the server.  Maps a file identifier to a list
| of lines in the file
| @return A MultipartEntity to send to the server
|
@OnThread(Tag.Worker)
   p.public MultipartEntity makeData(int sequenceNum, Map<FileKey, List<String> > fileVersions);
    
   
   


| A callback that is called after the event has been successfully sent to
| the server.  If necessary, it should update the passed-in map with the
| file contents
| @param fileVersions Map, to be modified by the method
|
void success(Map<FileKey, List<String> > fileVersions); 
   }