src/main/java/com/authlete/jaxrs/api/AuthleteApiImpl.java
private javax.ws.rs.client.Client createJaxRsClient()
    {
        if (getJaxRsClientBuilder() != null) {
            // if we have a builder configured, use it
            return getJaxRsClientBuilder().build();
        } else {
            // otherwise just use the system discovered default
            return ClientBuilder.newClient();
        }
    }
private javax.ws.rs.client.Client createJaxRsClient()
    {
        if (getJaxRsClientBuilder() != null) {
            // if we have a builder configured, use it
            return getJaxRsClientBuilder().build();
        } else {
            // otherwise just use the system discovered default
            return ClientBuilder.newClient();
        }
    }
Create an instance of JAX-RS client.