code: function DefaultCacheStrategy(app) {
      DefaultCacheStrategy.super_.bind(this)(app);
      //set absoluteExpiration (from application configuration)
      var expiration = CACHE_ABSOLUTE_EXPIRATION;
      var absoluteExpiration = LangUtils.parseInt(app.getConfiguration().getSourceAt('settings/cache/absoluteExpiration'));
      if (absoluteExpiration>=0) {
          expiration = absoluteExpiration;
      }
      this[rawCacheProperty] = new NodeCache( {
          stdTTL:expiration
      });
  }
docs: Implements the cache for a data application.
  @class HttpCache
  @param {HttpApplication} app
  @constructor