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/*
* ================================================================================
* Copyright (c) 2018 AT&T Intellectual Property. All rights reserved.
* Copyright (c) 2021 China Mobile 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.onap.dcae.analytics.web.config;
import java.util.LinkedHashMap;
import java.util.Map;
import org.onap.dcae.analytics.model.AnalyticsProfile;
import org.onap.dcae.analytics.model.DmaapMrConstants;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Import;
import org.springframework.context.annotation.Profile;
import org.springframework.integration.channel.QueueChannel;
import org.springframework.integration.dsl.IntegrationFlow;
import org.springframework.integration.dsl.IntegrationFlows;
import org.springframework.integration.dsl.MessageChannels;
import org.springframework.integration.handler.LoggingHandler;
import org.springframework.integration.handler.advice.ErrorMessageSendingRecoverer;
import org.springframework.integration.handler.advice.RequestHandlerRetryAdvice;
import org.springframework.integration.store.BasicMessageGroupStore;
import org.springframework.integration.store.MessageGroupQueue;
import org.springframework.messaging.MessageHandlingException;
import org.springframework.messaging.PollableChannel;
import org.springframework.retry.RetryPolicy;
import org.springframework.retry.backoff.BackOffPolicy;
import org.springframework.retry.backoff.ExponentialBackOffPolicy;
import org.springframework.retry.policy.SimpleRetryPolicy;
import org.springframework.retry.support.RetryTemplate;
import org.springframework.web.client.HttpStatusCodeException;
import org.springframework.web.client.RestClientException;
/**
* @author Rajiv Singla
*/
@Configuration
@Profile(AnalyticsProfile.DMAAP_PROFILE_NAME)
@Import(MessageStoreConfig.class)
public class DmaapRetryConfig {
@Bean
public QueueChannel errorChannel() {
return MessageChannels.queue().get();
}
@Bean
public IntegrationFlow loggingFlow() {
return IntegrationFlows.from(errorChannel())
.log(LoggingHandler.Level.ERROR)
.get();
}
@Bean
public ErrorMessageSendingRecoverer errorMessageSendingRecoverer(final PollableChannel recoveryChannel) {
final ErrorMessageSendingRecoverer errorMessageSendingRecoverer = new ErrorMessageSendingRecoverer();
errorMessageSendingRecoverer.setChannel(recoveryChannel);
return errorMessageSendingRecoverer;
}
@Bean
public PollableChannel recoveryChannel(final BasicMessageGroupStore basicMessageGroupStore) {
return MessageChannels.queue(new MessageGroupQueue(basicMessageGroupStore,
DmaapMrConstants.DMAAP_MR_PUBLISHER_RECOVERY_MESSAGE_STORE_GROUP_ID)).get();
}
@Bean
public RequestHandlerRetryAdvice requestHandlerRetryAdvice(final RetryTemplate retryTemplate,
final ErrorMessageSendingRecoverer
errorMessageSendingRecoverer) {
final RequestHandlerRetryAdvice requestHandlerRetryAdvice = new RequestHandlerRetryAdvice();
requestHandlerRetryAdvice.setRetryTemplate(retryTemplate);
requestHandlerRetryAdvice.setRecoveryCallback(errorMessageSendingRecoverer);
return requestHandlerRetryAdvice;
}
@Bean
public RetryTemplate retryTemplate(final RetryPolicy retryPolicy,
final BackOffPolicy backOffPolicy) {
final RetryTemplate retryTemplate = new RetryTemplate();
retryTemplate.setRetryPolicy(retryPolicy);
retryTemplate.setBackOffPolicy(backOffPolicy);
return retryTemplate;
}
@Bean
public RetryPolicy retryPolicy() {
final Map<Class<? extends Throwable>, Boolean> retryableExceptions = new LinkedHashMap<>();
retryableExceptions.put(MessageHandlingException.class, true);
retryableExceptions.put(HttpStatusCodeException.class, true);
retryableExceptions.put(RestClientException.class, true);
return new SimpleRetryPolicy(DmaapMrConstants.DEFAULT_NUM_OF_RETRIES_ON_FAILURE, retryableExceptions);
}
@Bean
public BackOffPolicy backOffPolicy() {
final ExponentialBackOffPolicy backOffPolicy = new ExponentialBackOffPolicy();
backOffPolicy.setInitialInterval(DmaapMrConstants.DEFAULT_RETRY_INITIAL_INTERVAL);
backOffPolicy.setMultiplier(DmaapMrConstants.DEFAULT_RETRY_MULTIPLIER);
backOffPolicy.setMaxInterval(DmaapMrConstants.DEFAULT_RETRY_MAX_INTERVAL);
return backOffPolicy;
}
}
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