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/*
* ===============================LICENSE_START======================================
* dcae-analytics
* ================================================================================
* Copyright © 2017 AT&T Intellectual Property. 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.openecomp.dcae.apod.analytics.cdap.plugins.utils;
import com.google.common.base.Function;
import org.openecomp.dcae.apod.analytics.cdap.plugins.domain.config.dmaap.DMaaPMRSourcePluginConfig;
import org.openecomp.dcae.apod.analytics.dmaap.domain.config.DMaaPMRSubscriberConfig;
import javax.annotation.Nonnull;
import static org.openecomp.dcae.apod.analytics.cdap.common.utils.ValidationUtils.isEmpty;
import static org.openecomp.dcae.apod.analytics.cdap.common.utils.ValidationUtils.isPresent;
/**
* Function that converts {@link DMaaPMRSourcePluginConfig} to {@link DMaaPMRSubscriberConfig}
* <p>
* @author Rajiv Singla . Creation Date: 1/18/2017.
*/
public class DMaaPSourceConfigMapper implements Function<DMaaPMRSourcePluginConfig, DMaaPMRSubscriberConfig> {
/**
* Static factory method to map {@link DMaaPMRSourcePluginConfig} to {@link DMaaPMRSubscriberConfig}
*
* @param pluginConfig DMaaP MR Souce Plugin Config
*
* @return DMaaP MR Subscriber Config
*/
public static DMaaPMRSubscriberConfig map(final DMaaPMRSourcePluginConfig pluginConfig) {
return new DMaaPSourceConfigMapper().apply(pluginConfig);
}
/**
* Converts {@link DMaaPMRSourcePluginConfig} to {@link DMaaPMRSubscriberConfig} object
*
* @param sourcePluginConfig DMaaP MR Source Plugin Config
*
* @return DMaaP MR Subscriber Config
*/
@Nonnull
@Override
public DMaaPMRSubscriberConfig apply(@Nonnull DMaaPMRSourcePluginConfig sourcePluginConfig) {
// Create a new subscriber settings builder
final String hostName = sourcePluginConfig.getHostName();
final String topicName = sourcePluginConfig.getTopicName();
if (isEmpty(hostName) || isEmpty(topicName)) {
throw new IllegalStateException("DMaaP MR Source Host Name and Topic Name must be present");
}
final DMaaPMRSubscriberConfig.Builder subscriberConfigBuilder = new DMaaPMRSubscriberConfig.Builder(
hostName, topicName);
// Setup up any optional subscriber parameters if they are present
final Integer subscriberHostPortNumber = sourcePluginConfig.getPortNumber();
if (subscriberHostPortNumber != null) {
subscriberConfigBuilder.setPortNumber(subscriberHostPortNumber);
}
final String subscriberProtocol = sourcePluginConfig.getProtocol();
if (isPresent(subscriberProtocol)) {
subscriberConfigBuilder.setProtocol(subscriberProtocol);
}
final String subscriberUserName = sourcePluginConfig.getUserName();
if (isPresent(subscriberUserName)) {
subscriberConfigBuilder.setUserName(subscriberUserName);
}
final String subscriberUserPassword = sourcePluginConfig.getUserPassword();
if (isPresent(subscriberUserPassword)) {
subscriberConfigBuilder.setUserPassword(subscriberUserPassword);
}
final String subscriberContentType = sourcePluginConfig.getContentType();
if (isPresent(subscriberContentType)) {
subscriberConfigBuilder.setContentType(subscriberContentType);
}
final String subscriberConsumerId = sourcePluginConfig.getConsumerId();
if (isPresent(subscriberConsumerId)) {
subscriberConfigBuilder.setConsumerId(subscriberConsumerId);
}
final String subscriberConsumerGroup = sourcePluginConfig.getConsumerGroup();
if (isPresent(subscriberConsumerGroup)) {
subscriberConfigBuilder.setConsumerGroup(subscriberConsumerGroup);
}
final Integer subscriberTimeoutMS = sourcePluginConfig.getTimeoutMS();
if (subscriberTimeoutMS != null) {
subscriberConfigBuilder.setTimeoutMS(subscriberTimeoutMS);
}
final Integer subscriberMessageLimit = sourcePluginConfig.getMessageLimit();
if (subscriberMessageLimit != null) {
subscriberConfigBuilder.setMessageLimit(subscriberMessageLimit);
}
// return Subscriber config
return subscriberConfigBuilder.build();
}
}
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