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/*-
* ============LICENSE_START=======================================================
* VES Collector
* ================================================================================
* Copyright (C) 2021 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.dcae.common.publishing;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import com.google.gson.JsonParser;
import io.vavr.collection.List;
import io.vavr.control.Option;
import org.jetbrains.annotations.NotNull;
import org.onap.dcaegen2.services.sdk.model.streams.dmaap.ImmutableMessageRouterSink;
import org.onap.dcaegen2.services.sdk.rest.services.dmaap.client.ContentType;
import org.onap.dcaegen2.services.sdk.rest.services.dmaap.client.model.ImmutableMessageRouterPublishRequest;
import org.onap.dcaegen2.services.sdk.rest.services.dmaap.client.model.MessageRouterPublishRequest;
import org.onap.dcaegen2.services.sdk.rest.services.dmaap.client.model.config.ImmutableDmaapConnectionPoolConfig;
import org.onap.dcaegen2.services.sdk.rest.services.dmaap.client.model.config.ImmutableDmaapRetryConfig;
import org.onap.dcaegen2.services.sdk.rest.services.dmaap.client.model.config.ImmutableDmaapTimeoutConfig;
import org.onap.dcaegen2.services.sdk.rest.services.dmaap.client.model.config.ImmutableMessageRouterPublisherConfig;
import org.onap.dcaegen2.services.sdk.rest.services.dmaap.client.model.config.MessageRouterPublisherConfig;
import reactor.core.publisher.Flux;
import java.time.Duration;
public class DmaapRequestConfiguration {
private static final Long TIMEOUT_SECONDS = 10L;
private static final int RETRY_INTERVAL_IN_SECONDS = 1;
private static final int RETRY_COUNT = 1;
private DmaapRequestConfiguration() {
}
static MessageRouterPublishRequest createPublishRequest(Option<PublisherConfig> publisherConfig, Long timeout) {
String topicUrl = createUrl(publisherConfig);
return ImmutableMessageRouterPublishRequest.builder()
.sinkDefinition(createMessageRouterSink(topicUrl))
.contentType(ContentType.APPLICATION_JSON)
.timeoutConfig(timeOutConfiguration(timeout))
.build();
}
static MessageRouterPublishRequest createPublishRequest(Option<PublisherConfig> publisherConfig) {
return createPublishRequest(publisherConfig, TIMEOUT_SECONDS);
}
static Flux<JsonObject> jsonBatch(List<String> messages) {
return Flux.fromIterable(getAsJsonObjects(messages));
}
static MessageRouterPublisherConfig retryConfiguration() {
return ImmutableMessageRouterPublisherConfig.builder()
.retryConfig(ImmutableDmaapRetryConfig.builder()
.retryIntervalInSeconds(RETRY_INTERVAL_IN_SECONDS)
.retryCount(RETRY_COUNT)
.build())
.build();
}
private static String createUrl(Option<PublisherConfig> publisherConfig) {
String hostAndPort = publisherConfig.get().getHostAndPort();
String topicName = publisherConfig.get().topic();
return String.format("http://%s/events/%s/",hostAndPort,topicName);
}
private static List<JsonObject> getAsJsonObjects(List<String> messages) {
return getAsJsonElements(messages).map(JsonElement::getAsJsonObject);
}
static List<JsonElement> getAsJsonElements(List<String> messages) {
return messages.map(JsonParser::parseString);
}
static ImmutableMessageRouterSink createMessageRouterSink(String topicUrl) {
return ImmutableMessageRouterSink.builder()
.name("the topic")
.topicUrl(topicUrl)
.build();
}
@NotNull
private static ImmutableDmaapTimeoutConfig timeOutConfiguration(Long timeout) {
return ImmutableDmaapTimeoutConfig.builder().timeout(Duration.ofSeconds(timeout)).build();
}
}
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