dist/flow.js
function (uniqueIdentifier) {
      var ret = false;
      each(this.files, function (file) {
        if (file.uniqueIdentifier === uniqueIdentifier) {
          ret = file;
        }
      });
      return ret;
    }
function (uniqueIdentifier) {
      var ret = false;
      each(this.files, function (file) {
        if (file.uniqueIdentifier === uniqueIdentifier) {
          ret = file;
        }
      });
      return ret;
    }
Look up a FlowFile object by its unique identifier.
@function
@param {string} uniqueIdentifier
@returns {boolean|FlowFile} false if file was not found