private static void validateUriMethod()

in odata2-lib/odata-core/src/main/java/org/apache/olingo/odata2/core/ODataRequestHandler.java [224:298]
67 lines of code
48 McCabe index (conditional complexity)

  private static void validateUriMethod(final ODataHttpMethod method, final UriInfoImpl uriInfo) throws ODataException {
    switch (uriInfo.getUriType()) {
    case URI0:
    case URI8:
    case URI15:
    case URI16:
    case URI50A:
    case URI50B:
      if (method != ODataHttpMethod.GET) {
        throw new ODataMethodNotAllowedException(ODataMethodNotAllowedException.DISPATCH);
      }
      break;

    case URI1:
    case URI6B:
    case URI7B:
      if (method != ODataHttpMethod.GET && method != ODataHttpMethod.POST) {
        throw new ODataMethodNotAllowedException(ODataMethodNotAllowedException.DISPATCH);
      }
      break;

    case URI2:
    case URI6A:
    case URI7A:
      if (method != ODataHttpMethod.GET && method != ODataHttpMethod.PUT && method != ODataHttpMethod.DELETE
          && method != ODataHttpMethod.PATCH && method != ODataHttpMethod.MERGE) {
        throw new ODataMethodNotAllowedException(ODataMethodNotAllowedException.DISPATCH);
      }
      break;

    case URI3:
      if (method != ODataHttpMethod.GET && method != ODataHttpMethod.PUT && method != ODataHttpMethod.PATCH
          && method != ODataHttpMethod.MERGE) {
        throw new ODataMethodNotAllowedException(ODataMethodNotAllowedException.DISPATCH);
      }
      break;

    case URI4:
    case URI5:
      if (method != ODataHttpMethod.GET && method != ODataHttpMethod.PUT && method != ODataHttpMethod.DELETE
          && method != ODataHttpMethod.PATCH && method != ODataHttpMethod.MERGE) {
        throw new ODataMethodNotAllowedException(ODataMethodNotAllowedException.DISPATCH);
      } else if (method == ODataHttpMethod.DELETE && !uriInfo.isValue()) {
        throw new ODataMethodNotAllowedException(ODataMethodNotAllowedException.DISPATCH);
      }
      break;

    case URI9:
      if (method != ODataHttpMethod.POST) {
        throw new ODataMethodNotAllowedException(ODataMethodNotAllowedException.DISPATCH);
      }
      break;

    case URI10:
    case URI10a:
    case URI11:
    case URI12:
    case URI13:
    case URI14:
      break;

    case URI17:
      if (method != ODataHttpMethod.GET && method != ODataHttpMethod.PUT && method != ODataHttpMethod.DELETE) {
        throw new ODataMethodNotAllowedException(ODataMethodNotAllowedException.DISPATCH);
      } else {
        if (uriInfo.getFormat() != null) {
          throw new ODataBadRequestException(ODataBadRequestException.INVALID_SYNTAX);
        }
      }
      break;

    default:
      throw new ODataRuntimeException("Unknown or not implemented URI type: " + uriInfo.getUriType());
    }
  }