code: function list(connections, params, callback) {
  
    logger.debug("Listing Data Sources", params);
  
    var currentTime = new Date(params.currentTime);
    //If listing data sources needing a cache update, need to supply a valid date.
    if (params.listDataSourcesNeedingUpdate && !params.currentTime && currentTime.toString() !== "Invalid Date") {
      return callback(buildErrorResponse({error: new Error("An currentTime Date Object Is Required To List Data Sources Requiring Update"), code: ERROR_CODES.FH_FORMS_INVALID_PARAMETERS}));
    }
  
    async.waterfall([
      function findDataSources(cb) {
        var query = {};
  
        lookUpDataSources(connections, {
          query: query,
          lean: true
        }, function(err, dataSources) {
          if (err) {
            return cb(buildErrorResponse({
              error: err,
              userDetail: "Unexpected Error When Searching For A Data Source",
              code: ERROR_CODES.FH_FORMS_UNEXPECTED_ERROR
            }));
          }
  
          logger.debug("Listing Data Sources", {dataSources: dataSources});
  
          //Only return Data Sources with a valid data source update time
          if (params.listDataSourcesNeedingUpdate) {
            dataSources = checkUpdateInterval(dataSources, currentTime);
          }
  
          logger.debug("Listing Data Sources", {dataSourceAfterFilter: dataSources});
  
          dataSources = _.map(dataSources, processDataSourceResponse);
  
          return cb(undefined, dataSources);
        });
      },
      function getFormsUsingDataSources(dataSources, cb) {
        async.map(dataSources, function(dataSource, cb) {
          checkFormsUsingDataSource(connections, dataSource, cb);
        }, cb);
      }
    ], callback);
  }
docs: Listing All Data Sources. In The Environment, this will include the current cache data.
  @param connections
  @param params
  - listDataSourcesNeedingUpdate: Flag For Only Returning Data Sources That Require An Update
  - currentTime: Time Stamp To Compare Data Source Last Updated Timestamps To
  @param callback