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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2019 Nordix Foundation.
* ================================================================================
* 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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.so.aai.simulator.service.providers;
import java.util.List;
import java.util.Optional;
import java.util.stream.Collectors;
import org.onap.aai.domain.yang.Customer;
import org.onap.aai.domain.yang.ServiceInstance;
import org.onap.aai.domain.yang.ServiceInstances;
import org.onap.aai.domain.yang.ServiceSubscription;
import org.onap.aai.domain.yang.ServiceSubscriptions;
import org.onap.so.aai.simulator.utils.Constants;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cache.Cache;
import org.springframework.cache.CacheManager;
import org.springframework.stereotype.Service;
/**
* @author waqas.ikram@ericsson.com
*
*/
@Service
public class CustomerCacheServiceProviderImpl extends AbstractCacheServiceProvider
implements CustomerCacheServiceProvider {
private static final Logger LOGGER = LoggerFactory.getLogger(CustomerCacheServiceProviderImpl.class);
@Autowired
public CustomerCacheServiceProviderImpl(final CacheManager cacheManager) {
super(cacheManager);
}
@Override
public Optional<Customer> getCustomer(final String globalCustomerId) {
LOGGER.info("getting customer from cache using key: {}", globalCustomerId);
final Cache cache = getCache(Constants.CUSTOMER_CACHE);
final Customer value = cache.get(globalCustomerId, Customer.class);
if (value != null) {
return Optional.of(value);
}
return Optional.empty();
}
@Override
public void putCustomer(final String globalCustomerId, final Customer customer) {
LOGGER.info("Adding customer: {} with key: {} in cache ...", customer, globalCustomerId);
final Cache cache = getCache(Constants.CUSTOMER_CACHE);
cache.put(globalCustomerId, customer);
}
@Override
public Optional<ServiceSubscription> getServiceSubscription(final String globalCustomerId,
final String serviceType) {
LOGGER.info("getting service subscription from cache for globalCustomerId: {} and serviceType: {}",
globalCustomerId, serviceType);
final Cache cache = getCache(Constants.CUSTOMER_CACHE);
final Customer value = cache.get(globalCustomerId, Customer.class);
if (value != null) {
return Optional.ofNullable(value.getServiceSubscriptions().getServiceSubscription().stream()
.filter(s -> serviceType.equals(s.getServiceType())).findFirst().orElse(null));
}
return Optional.empty();
}
@Override
public Optional<ServiceInstances> getServiceInstances(final String globalCustomerId, final String serviceType,
final String serviceInstanceName) {
final Cache cache = getCache(Constants.CUSTOMER_CACHE);
final Customer value = cache.get(globalCustomerId, Customer.class);
if (value != null) {
final Optional<ServiceSubscription> serviceSubscription = value.getServiceSubscriptions()
.getServiceSubscription().stream().filter(s -> serviceType.equals(s.getServiceType())).findFirst();
if (serviceSubscription.isPresent()) {
LOGGER.info("Found service subscription ...");
final List<ServiceInstance> serviceInstancesList = serviceSubscription.get().getServiceInstances()
.getServiceInstance().stream()
.filter(serviceInstance -> serviceInstanceName.equals(serviceInstance.getServiceInstanceName()))
.collect(Collectors.toList());
if (serviceInstancesList != null && !serviceInstancesList.isEmpty()) {
LOGGER.info("Found {} service instances ", serviceInstancesList.size());
final ServiceInstances serviceInstances = new ServiceInstances();
serviceInstances.getServiceInstance().addAll(serviceInstancesList);
return Optional.of(serviceInstances);
}
}
}
return Optional.empty();
}
@Override
public Optional<ServiceInstance> getServiceInstance(final String globalCustomerId, final String serviceType,
final String serviceInstanceId) {
final Cache cache = getCache(Constants.CUSTOMER_CACHE);
final Customer value = cache.get(globalCustomerId, Customer.class);
if (value != null) {
final Optional<ServiceSubscription> serviceSubscription = value.getServiceSubscriptions()
.getServiceSubscription().stream().filter(s -> serviceType.equals(s.getServiceType())).findFirst();
if (serviceSubscription.isPresent()) {
LOGGER.info("Found service subscription ...");
final ServiceInstances serviceInstances = serviceSubscription.get().getServiceInstances();
if (serviceInstances != null) {
return Optional.ofNullable(serviceInstances.getServiceInstance().stream()
.filter(serviceInstance -> serviceInstanceId.equals(serviceInstance.getServiceInstanceId()))
.findFirst().orElse(null));
}
}
}
return Optional.empty();
}
@Override
public boolean putServiceInstance(final String globalCustomerId, final String serviceType,
final String serviceInstanceId, final ServiceInstance serviceInstance) {
LOGGER.info("Adding serviceInstance: {} in cache ...", serviceInstance, globalCustomerId);
final Cache cache = getCache(Constants.CUSTOMER_CACHE);
final Customer value = cache.get(globalCustomerId, Customer.class);
if (value != null) {
final Optional<ServiceSubscription> serviceSubscription = value.getServiceSubscriptions()
.getServiceSubscription().stream().filter(s -> serviceType.equals(s.getServiceType())).findFirst();
if (serviceSubscription.isPresent()) {
final ServiceInstances serviceInstances = getServiceInstances(serviceSubscription);
if (!serviceInstances.getServiceInstance().stream()
.filter(existing -> serviceInstanceId.equals(existing.getServiceInstanceId())).findFirst()
.isPresent()) {
return serviceInstances.getServiceInstance().add(serviceInstance);
}
LOGGER.error("Service {} already exists ....", serviceInstanceId);
return false;
}
LOGGER.error("Couldn't find service subscription with serviceType: {} in cache ", serviceType);
return false;
}
LOGGER.error("Couldn't find Customer with key: {} in cache ", globalCustomerId);
return false;
}
@Override
public boolean putServiceSubscription(final String globalCustomerId, final String serviceType,
final ServiceSubscription serviceSubscription) {
final Optional<Customer> customerOptional = getCustomer(globalCustomerId);
if (customerOptional.isPresent()) {
final Customer customer = customerOptional.get();
if (customer.getServiceSubscriptions() == null) {
final ServiceSubscriptions serviceSubscriptions = new ServiceSubscriptions();
customer.setServiceSubscriptions(serviceSubscriptions);
return serviceSubscriptions.getServiceSubscription().add(serviceSubscription);
}
final Optional<ServiceSubscription> serviceSubscriptionOptional = customer.getServiceSubscriptions()
.getServiceSubscription().stream().filter(s -> serviceType.equals(s.getServiceType())).findFirst();
if (!serviceSubscriptionOptional.isPresent()) {
return customer.getServiceSubscriptions().getServiceSubscription().add(serviceSubscription);
}
LOGGER.error("ServiceSubscription already exists {}", serviceSubscriptionOptional.get().getServiceType());
return false;
}
LOGGER.error("Unable to add ServiceSubscription to cache becuase customer does not exits ...");
return false;
}
@Override
public boolean patchServiceInstance(final String globalCustomerId, final String serviceType,
final String serviceInstanceId, final ServiceInstance serviceInstance) {
final Optional<ServiceInstance> instance = getServiceInstance(globalCustomerId, serviceType, serviceInstanceId);
if (instance.isPresent()) {
final ServiceInstance cachedServiceInstance = instance.get();
LOGGER.info("Changing OrchestrationStatus from {} to {} ", cachedServiceInstance.getOrchestrationStatus(),
serviceInstance.getOrchestrationStatus());
cachedServiceInstance.setOrchestrationStatus(serviceInstance.getOrchestrationStatus());
return true;
}
LOGGER.error("Unable to find ServiceInstance ...");
return false;
}
private ServiceInstances getServiceInstances(final Optional<ServiceSubscription> optional) {
final ServiceSubscription serviceSubscription = optional.get();
final ServiceInstances serviceInstances = serviceSubscription.getServiceInstances();
if (serviceInstances == null) {
final ServiceInstances instances = new ServiceInstances();
serviceSubscription.setServiceInstances(instances);
return instances;
}
return serviceInstances;
}
@Override
public void clearAll() {
clearCahce(Constants.CUSTOMER_CACHE);
}
}
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