2 * ============LICENSE_START=======================================================
3 * DCAEGEN2-SERVICES-SDK
4 * ================================================================================
5 * Copyright (C) 2019 Nokia. All rights reserved.
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============LICENSE_END=========================================================
20 package org.onap.dcaegen2.services.sdk.services.hvves.client.producer.api;
22 import java.util.Iterator;
23 import java.util.ServiceLoader;
26 * @author <a href="mailto:piotr.jaszczyk@nokia.com">Piotr Jaszczyk</a>
29 public interface HvVesProducerFactory {
30 HvVesProducer create();
32 static HvVesProducerFactory getInstance() {
33 Iterator<HvVesProducerFactory> instances = ServiceLoader.load(HvVesProducerFactory.class).iterator();
34 if (instances.hasNext()) {
35 return instances.next();
37 throw new IllegalStateException("No ProducerFactory instances was configured. Are you sure you have runtime dependency on implementation module?");