in gremlin-client/src/main/java/org/apache/tinkerpop/gremlin/driver/GremlinClusterBuilder.java [80:87]
public void apply(Cluster.Builder builder, EndpointCollection endpoints) {
builder.handshakeInterceptor(interceptor);
if (endpoints != null && !endpoints.isEmpty()) {
for (Endpoint endpoint : endpoints) {
builder.addContactPoint(endpoint.getAddress());
}
}
}