import java.util.List;
import java.util.Set;
import javax.jcr.Node;
import org.exoplatform.commons.utils.CommonsUtils;
import org.exoplatform.commons.utils.ListAccess;
<BUG>import org.exoplatform.container.ExoContainerContext;
import org.exoplatform.forum.common.CommonUtils;
import org.exoplatform.forum.common.jcr.KSDataLocation;</BUG>
import org.exoplatform.forum.common.jcr.SessionManager;
import org.exoplatform.services.cache.CacheService;

import java.util.List;
import java.util.Set;
import javax.jcr.Node;
import org.exoplatform.commons.utils.CommonsUtils;
import org.exoplatform.commons.utils.ListAccess;
import org.exoplatform.forum.common.CommonUtils;
import org.exoplatform.forum.common.UserHelper;
import org.exoplatform.forum.common.jcr.KSDataLocation;
import org.exoplatform.forum.common.jcr.SessionManager;
import org.exoplatform.services.cache.CacheService;
