public void setVpcSecurityGroupIds(java.util.Collection<String> vpcSecurityGroupIds) {
        if (vpcSecurityGroupIds == null) {
            this.vpcSecurityGroupIds = null;
            return;
        }

        this.vpcSecurityGroupIds = new java.util.ArrayList<String>(vpcSecurityGroupIds);
    }
<p>
A list of EC2 VPC security groups associated with thie elastic cluster.
</p>

@param vpcSecurityGroupIds
       A list of EC2 VPC security groups associated with thie elastic cluster.
aws-java-sdk-docdbelastic/src/main/java/com/amazonaws/services/docdbelastic/model/Cluster.java