public void setExternalIds(java.util.Collection<ExternalId> externalIds) {
        if (externalIds == null) {
            this.externalIds = null;
            return;
        }

        this.externalIds = new java.util.ArrayList<ExternalId>(externalIds);
    }
<p>
A list of <code>ExternalId</code> objects that contains the identifiers issued to this resource by an external
identity provider.
</p>

@param externalIds
       A list of <code>ExternalId</code> objects that contains the identifiers issued to this resource by an
       external identity provider.
aws-java-sdk-identitystore/src/main/java/com/amazonaws/services/identitystore/model/DescribeGroupResult.java