code: public static CommerceShippingMethod fetchByG_E(long groupId,
  		String engineKey, boolean retrieveFromCache) {
  		return getPersistence().fetchByG_E(groupId, engineKey, retrieveFromCache);
  	}
docs: Returns the commerce shipping method where groupId = &#63; and engineKey = &#63; or returns <code>null</code> if it could not be found, optionally using the finder cache.
  
  @param groupId the group ID
  @param engineKey the engine key
  @param retrieveFromCache whether to retrieve from the finder cache
  @return the matching commerce shipping method, or <code>null</code> if a matching commerce shipping method could not be found