public void setParameterGroups(java.util.Collection<ParameterGroup> parameterGroups) {
        if (parameterGroups == null) {
            this.parameterGroups = null;
            return;
        }

        this.parameterGroups = new java.util.ArrayList<ParameterGroup>(parameterGroups);
    }
<p>
A list of parameter groups. Each element in the list contains detailed information about one parameter group.
</p>

@param parameterGroups
       A list of parameter groups. Each element in the list contains detailed information about one parameter
       group.
aws-java-sdk-memorydb/src/main/java/com/amazonaws/services/memorydb/model/DescribeParameterGroupsResult.java