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/*
* ============LICENSE_START====================================
* DCAEGEN2-SERVICES-SDK
* =========================================================
* Copyright (C) 2019 Nokia. All rights reserved.
* =========================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ============LICENSE_END=====================================
*/
package org.onap.dcaegen2.services.sdk.rest.services.cbs.client.impl.streams.gson.kafka;
import static org.onap.dcaegen2.services.sdk.rest.services.cbs.client.impl.streams.gson.DataStreamUtils.assertStreamType;
import static org.onap.dcaegen2.services.sdk.rest.services.cbs.client.impl.streams.gson.GsonUtils.gsonInstance;
import static org.onap.dcaegen2.services.sdk.rest.services.cbs.client.impl.streams.gson.kafka.KafkaUtils.extractAafCredentials;
import static org.onap.dcaegen2.services.sdk.rest.services.cbs.client.impl.streams.gson.kafka.KafkaUtils.extractKafkaInfo;
import com.google.gson.Gson;
import com.google.gson.JsonObject;
import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.api.streams.StreamFromGsonParser;
import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.streams.AafCredentials;
import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.streams.DataStreamDirection;
import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.streams.RawDataStream;
import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.streams.dmaap.KafkaSource;
import static org.onap.dcaegen2.services.sdk.rest.services.cbs.client.impl.streams.gson.StreamsConstants.KAFKA_TYPE;
/**
* @author <a href="mailto:piotr.jaszczyk@nokia.com">Piotr Jaszczyk</a>
* @since 1.1.4
*/
public final class KafkaSourceParser implements StreamFromGsonParser<KafkaSource> {
private final Gson gson;
private KafkaSourceParser(Gson gson) {
this.gson = gson;
}
public static KafkaSourceParser create() {
return new KafkaSourceParser(gsonInstance());
}
@Override
public KafkaSource unsafeParse(RawDataStream<JsonObject> input) {
assertStreamType(input, KAFKA_TYPE, DataStreamDirection.SOURCE);
final JsonObject json = input.descriptor();
final KafkaInfo kafkaInfo = extractKafkaInfo(gson, json);
final AafCredentials aafCreds = extractAafCredentials(gson, json).getOrNull();
return new GsonKafkaSource(input.name(), kafkaInfo, aafCreds);
}
}
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