public String getMarker() {
        return this.marker;
    }
<p>
An optional marker returned from a prior request. Use this marker for pagination of results from this operation.
If this parameter is specified, the response includes only records beyond the marker, up to the value specified
by <code>MaxRecords</code>.
</p>

@return An optional marker returned from a prior request. Use this marker for pagination of results from this
        operation. If this parameter is specified, the response includes only records beyond the marker, up to
        the value specified by <code>MaxRecords</code>.
aws-java-sdk-elasticache/src/main/java/com/amazonaws/services/elasticache/model/DescribeCacheParameterGroupsRequest.java