public java.util.List<String> getSecurityGroupIds() {
        if (securityGroupIds == null) {
            securityGroupIds = new com.amazonaws.internal.SdkInternalList<String>();
        }
        return securityGroupIds;
    }
<p>
Specifies the VPC Security Groups associated with the cluster.
</p>
<p>
This parameter can be used only with clusters that are created in an Amazon Virtual Private Cloud (Amazon VPC).
</p>

@return Specifies the VPC Security Groups associated with the cluster.</p>
        <p>
        This parameter can be used only with clusters that are created in an Amazon Virtual Private Cloud (Amazon
        VPC).
aws-java-sdk-elasticache/src/main/java/com/amazonaws/services/elasticache/model/ModifyCacheClusterRequest.java