public String getEndpointId() {
        return this.endpointId;
    }
<p>
The URL subdomain of the endpoint. For example, if the URL for Endpoint is
https://abcde.veo.endpoints.event.amazonaws.com, then the EndpointId is <code>abcde.veo</code>.
</p>

@return The URL subdomain of the endpoint. For example, if the URL for Endpoint is
        https://abcde.veo.endpoints.event.amazonaws.com, then the EndpointId is <code>abcde.veo</code>.
aws-java-sdk-eventbridge/src/main/java/com/amazonaws/services/eventbridge/model/Endpoint.java