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

        this.vpcIds = new com.amazonaws.internal.SdkInternalList<String>(vpcIds);
    }
<p>
The IDs of the VPCs.
</p>

@param vpcIds
       The IDs of the VPCs.
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/model/DescribeVpcClassicLinkDnsSupportRequest.java