package org.apache.jackrabbit.oak.security.user;
import java.util.ArrayList;
<BUG>import java.util.List;
import javax.jcr.UnsupportedRepositoryOperationException;
import org.apache.jackrabbit.api.security.user.User;
import org.apache.jackrabbit.oak.api.Root;</BUG>
import org.apache.jackrabbit.oak.api.Tree;

package org.apache.jackrabbit.oak.security.user;
import java.security.Principal;
import java.util.ArrayList;
import java.util.List;
import javax.jcr.RepositoryException;
import javax.jcr.UnsupportedRepositoryOperationException;
import org.apache.jackrabbit.JcrConstants;
import org.apache.jackrabbit.api.security.user.Authorizable;
import org.apache.jackrabbit.api.security.user.User;
import org.apache.jackrabbit.oak.api.CommitFailedException;
import org.apache.jackrabbit.oak.api.Root;
import org.apache.jackrabbit.oak.api.Tree;
