if(permission.equals("rw"))
acl.grantPermission(new UserByIdGrantee(clientId), Permission.PERMISSION_FULL_CONTROL);
else if(permission.equals("r"))
acl.grantPermission(new UserByIdGrantee(clientId), Permission.PERMISSION_READ);
else if(permission.equals("w"))
acl.grantPermission(new UserByIdGrantee(clientId), Permission.PERMISSION_WRITE);
gsService.putBucketAcl(cid, acl);
return true;
} catch (ServiceException e) {
throw new StorageCloudException("AWSS3Exception::" + e.getMessage());
}