public RoleSet getRoles() { if( roleSet instanceof RoleSet ) return (RoleSet) roleSet; else { roleSet = new RoleSet(roleSet); return (RoleSet)roleSet; } }
public RoleSet getRoles() { return new RoleSet(roleSet); }
    public RoleSet getRoles()    {    	if( roleSet instanceof RoleSet )    		return (RoleSet) roleSet;    	else {    		roleSet = new RoleSet(roleSet);    		return (RoleSet)roleSet;    	}    }