/// <summary>Whether a cache pool can be accessed by the current context</summary>
/// <param name="pool">CachePool being accessed</param>
/// <param name="access">type of action being performed on the cache pool</param>
/// <exception cref="Org.Apache.Hadoop.Security.AccessControlException">if pool cannot be accessed
/// </exception>
public virtual void CheckPermission(CachePool pool, FsAction access)
{
FsPermission mode = pool.GetMode();
if (IsSuperUser())
{
return;
}
if (GetUser().Equals(pool.GetOwnerName()) && mode.GetUserAction().Implies(access))
{
return;
}
if (GetGroups().Contains(pool.GetGroupName()) && mode.GetGroupAction().Implies(access
))
{
return;
}
if (mode.GetOtherAction().Implies(access))
{
return;
}
throw new AccessControlException("Permission denied while accessing pool " + pool
.GetPoolName() + ": user " + GetUser() + " does not have " + access.ToString() +
" permissions.");
}
private DirectiveList(CachePool cachePool)
{
this.cachePool = cachePool;
}