| /* |
| * 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.orchestration.core.metadata.MetaDataCenterNode; |
| import org.apache.shardingsphere.ui.common.constant.OrchestrationType; |
| import org.apache.shardingsphere.ui.common.domain.CenterConfig; |
| import org.apache.shardingsphere.ui.common.exception.ShardingSphereUIException; |
| import org.apache.shardingsphere.ui.servcie.CenterConfigService; |
| import org.apache.shardingsphere.ui.servcie.MetadataCenterService; |
| import org.springframework.stereotype.Service; |
| |
| import javax.annotation.Resource; |
| import java.util.Optional; |
| |
| /** |
| * Implementation of metadata center operation service. |
| */ |
| @Service |
| public final class MetadataCenterServiceImpl implements MetadataCenterService { |
| |
| @Resource |
| private CenterConfigService centerConfigService; |
| |
| @Override |
| public MetaDataCenterNode getActivateMetaDataCenterNode() { |
| Optional<CenterConfig> optional = centerConfigService.loadActivated(OrchestrationType.CONFIG_CENTER.getValue()); |
| if (optional.isPresent()) { |
| return new MetaDataCenterNode(); |
| } |
| throw new ShardingSphereUIException(ShardingSphereUIException.SERVER_ERROR, "No activated metadata center!"); |
| } |
| } |