code: public CharacterLocationResponse getCharactersCharacterIdLocation(Integer characterId, String datasource,
              String ifNoneMatch, String token) throws ApiException {
          ApiResponse<CharacterLocationResponse> resp = getCharactersCharacterIdLocationWithHttpInfo(characterId,
                  datasource, ifNoneMatch, token);
          return resp.getData();
      }
docs: Get character location Information about the characters current location.
  Returns the current solar system id, and also the current station or
  structure ID if applicable --- This route is cached for up to 5 seconds
  SSO Scope: esi-location.read_location.v1
  
  @param characterId
  An EVE character ID (required)
  @param datasource
  The server name you would like data from (optional, default to
  tranquility)
  @param ifNoneMatch
  ETag from a previous request. A 304 will be returned if this
  matches the current ETag (optional)
  @param token
  Access token to use if unable to set a header (optional)
  @return CharacterLocationResponse
  @throws ApiException
  If fail to call the API, e.g. server error or cannot
  deserialize the response body