package org.jboss.seam.example.remoting.chatroom;
import java.util.HashSet;
import java.util.Set;
import org.jboss.seam.cache.CacheProvider;
import org.jboss.cache.CacheException;
import org.jboss.seam.ScopeType;
import org.jboss.seam.annotations.In;
import org.jboss.seam.annotations.Name;
import org.jboss.seam.annotations.Scope;
import org.jboss.seam.annotations.Unwrap;
@Name("chatroomUsers")
@Scope(ScopeType.STATELESS)
public class ChatroomUsers
{
@SuppressWarnings("unchecked")
@In CacheProvider cacheProvider;
@SuppressWarnings("unchecked")
@Unwrap
public Set<String> getUsers() throws CacheException
{
Set<String> userList = (Set<String>) cacheProvider.get("chatroom", "userList");
if (userList==null)
{
userList = new HashSet<String>();
cacheProvider.put("chatroom", "userList", userList);
}
return userList;
}
}