Recursive worklight http invoke

invoke.js

function invokeBackendHttp(input, count) {
  // count is used for breaking recursion.
  count = typeof(count) !== 'undefined' ? count : 0;

  try {
    count++;
    var result = WL.Server.invokeHttp(input);
  }
  catch (e) {
    if (count > 3)
      return { message: 'Error in accessing bank resources.'}

    WL.Logger.info("\n" + e.message + ":- This error occured during calling FCDB, retrying....");
    return invokeBackendHttp(input, count)
  }
}