| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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. |
| */ |
| |
| package org.apache.shardingsphere.ui.servcie.impl; |
| |
| import org.apache.shardingsphere.ui.common.domain.CenterConfig; |
| import org.apache.shardingsphere.ui.common.domain.CenterConfigs; |
| import org.apache.shardingsphere.ui.common.dto.CenterConfigDTO; |
| import org.apache.shardingsphere.ui.common.exception.ShardingSphereUIException; |
| import org.apache.shardingsphere.ui.repository.CenterConfigsRepository; |
| import org.apache.shardingsphere.ui.servcie.CenterConfigService; |
| import org.springframework.beans.factory.annotation.Autowired; |
| import org.springframework.stereotype.Service; |
| |
| import java.util.Optional; |
| |
| /** |
| * Implementation of Center config service. |
| */ |
| @Service |
| public final class CenterConfigServiceImpl implements CenterConfigService { |
| |
| @Autowired |
| private CenterConfigsRepository centerConfigsRepository; |
| |
| @Override |
| public CenterConfig load(final String name) { |
| return find(name, loadAll()); |
| } |
| |
| @Override |
| public Optional<CenterConfig> loadActivated() { |
| return Optional.ofNullable(findActivatedCenterConfiguration(loadAll())); |
| } |
| |
| @Override |
| public void add(final CenterConfig config) { |
| CenterConfigs configs = loadAll(); |
| CenterConfig existedConfig = find(config.getName(), configs); |
| if (null != existedConfig) { |
| throw new ShardingSphereUIException(ShardingSphereUIException.SERVER_ERROR, String.format("Center %s already existed!", config.getName())); |
| } |
| configs.getCenterConfigs().add(config); |
| centerConfigsRepository.save(configs); |
| } |
| |
| @Override |
| public void delete(final String name) { |
| CenterConfigs configs = loadAll(); |
| CenterConfig toBeRemovedConfig = find(name, configs); |
| if (null != toBeRemovedConfig) { |
| configs.getCenterConfigs().remove(toBeRemovedConfig); |
| centerConfigsRepository.save(configs); |
| } |
| } |
| |
| @Override |
| public void setActivated(final String name) { |
| CenterConfigs configs = loadAll(); |
| CenterConfig config = find(name, configs); |
| if (null == config) { |
| throw new ShardingSphereUIException(ShardingSphereUIException.SERVER_ERROR, "Center not existed!"); |
| } |
| CenterConfig activatedConfig = findActivatedCenterConfiguration(configs); |
| if (!config.equals(activatedConfig)) { |
| if (null != activatedConfig) { |
| activatedConfig.setActivated(false); |
| } |
| config.setActivated(true); |
| centerConfigsRepository.save(configs); |
| } |
| } |
| |
| @Override |
| public CenterConfigs loadAll() { |
| return centerConfigsRepository.load(); |
| } |
| |
| @Override |
| public void update(CenterConfigDTO config) { |
| CenterConfigs configs = loadAll(); |
| if (!config.getPrimaryName().equals(config.getName())) { |
| CenterConfig existedConfig = find(config.getName(), configs); |
| if (null != existedConfig) { |
| throw new ShardingSphereUIException(ShardingSphereUIException.SERVER_ERROR, String.format("Center %s already existed!", config.getName())); |
| } |
| } |
| CenterConfig toBeUpdatedConfig = find(config.getPrimaryName(), configs); |
| if (null != toBeUpdatedConfig) { |
| toBeUpdatedConfig.setName(config.getName()); |
| toBeUpdatedConfig.setInstanceType(config.getInstanceType()); |
| toBeUpdatedConfig.setServerLists(config.getServerLists()); |
| toBeUpdatedConfig.setGovernanceName(config.getGovernanceName()); |
| toBeUpdatedConfig.setDigest(config.getDigest()); |
| toBeUpdatedConfig.setAdditionalConfigCenterServerList(config.getAdditionalConfigCenterServerList()); |
| toBeUpdatedConfig.setAdditionalConfigCenterType(config.getAdditionalConfigCenterType()); |
| toBeUpdatedConfig.setAdditionalDigest(config.getAdditionalDigest()); |
| centerConfigsRepository.save(configs); |
| } |
| } |
| |
| private CenterConfig findActivatedCenterConfiguration(final CenterConfigs centerConfigs) { |
| return null == centerConfigs ? null : centerConfigs.getCenterConfigs().stream() |
| .filter(each->each.isActivated()) |
| .findAny() |
| .orElse(null); |
| } |
| |
| private CenterConfig find(final String name, final CenterConfigs configs) { |
| return configs.getCenterConfigs().stream() |
| .filter(each->name.equals(each.getName())) |
| .findAny() |
| .orElse(null); |
| } |
| } |