protected void refineBuilderBeforeAddingInstance() {
String region = getRequest() != null ? AWSUtils.findRegionInArgsOrNull(getRequest()) : null;
// Eucalyptus
if (builder.getIpAddress() == null
&& builder.getDnsName() != null
&& builder.getDnsName().matches(".*[0-9]$")) {
builder.ipAddress(builder.getDnsName());
builder.dnsName(null);
}
if (builder.getPrivateIpAddress() == null
&& builder.getPrivateDnsName() != null
&& builder.getPrivateDnsName().matches(".*[0-9]$")) {
builder.privateIpAddress(builder.getPrivateDnsName());
builder.privateDnsName(null);
}
builder.region((region == null) ? defaultRegion.get() : region);
builder.groupNames(groupNames);
}
