code: public static CommerceTaxMethod fetchByG_E(long groupId, String engineKey,
  		boolean retrieveFromCache) {
  		return getPersistence().fetchByG_E(groupId, engineKey, retrieveFromCache);
  	}
docs: Returns the commerce tax 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 tax method, or <code>null</code> if a matching commerce tax method could not be found