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Spilt RegisterCenterMetaDataContextsFactory and LocalConfigurationMet…
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.../shardingsphere/mode/metadata/factory/type/LocalConfigurationMetaDataContextsFactory.java
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| /* | ||
| * 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. | ||
| */ | ||
|
|
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| package org.apache.shardingsphere.mode.metadata.factory.type; | ||
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| import lombok.RequiredArgsConstructor; | ||
| import org.apache.shardingsphere.infra.config.database.DatabaseConfiguration; | ||
| import org.apache.shardingsphere.infra.config.props.ConfigurationProperties; | ||
| import org.apache.shardingsphere.infra.config.rule.RuleConfiguration; | ||
| import org.apache.shardingsphere.infra.instance.ComputeNodeInstanceContext; | ||
| import org.apache.shardingsphere.infra.metadata.ShardingSphereMetaData; | ||
| import org.apache.shardingsphere.infra.metadata.database.ShardingSphereDatabase; | ||
| import org.apache.shardingsphere.infra.metadata.database.ShardingSphereDatabasesFactory; | ||
| import org.apache.shardingsphere.infra.metadata.database.resource.ResourceMetaData; | ||
| import org.apache.shardingsphere.infra.metadata.database.rule.RuleMetaData; | ||
| import org.apache.shardingsphere.infra.metadata.statistics.ShardingSphereDatabaseData; | ||
| import org.apache.shardingsphere.infra.metadata.statistics.ShardingSphereSchemaData; | ||
| import org.apache.shardingsphere.infra.metadata.statistics.ShardingSphereStatistics; | ||
| import org.apache.shardingsphere.infra.metadata.statistics.builder.ShardingSphereStatisticsFactory; | ||
| import org.apache.shardingsphere.infra.rule.ShardingSphereRule; | ||
| import org.apache.shardingsphere.infra.rule.builder.global.GlobalRulesBuilder; | ||
| import org.apache.shardingsphere.mode.manager.ContextManagerBuilderParameter; | ||
| import org.apache.shardingsphere.mode.metadata.MetaDataContexts; | ||
| import org.apache.shardingsphere.mode.metadata.persist.MetaDataPersistService; | ||
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| import javax.sql.DataSource; | ||
| import java.sql.SQLException; | ||
| import java.util.Collection; | ||
| import java.util.LinkedHashMap; | ||
| import java.util.Map; | ||
| import java.util.Map.Entry; | ||
| import java.util.stream.Collectors; | ||
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| /** | ||
| * Local configuration meta data contexts factory. | ||
| */ | ||
| @RequiredArgsConstructor | ||
| public final class LocalConfigurationMetaDataContextsFactory { | ||
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| private final MetaDataPersistService persistService; | ||
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| private final ComputeNodeInstanceContext instanceContext; | ||
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| /** | ||
| * Create meta data contexts. | ||
| * | ||
| * @param param context manager builder parameter | ||
| * @return meta data contexts | ||
| * @throws SQLException SQL exception | ||
| */ | ||
| public MetaDataContexts create(final ContextManagerBuilderParameter param) throws SQLException { | ||
| ConfigurationProperties props = new ConfigurationProperties(param.getProps()); | ||
| Collection<ShardingSphereDatabase> databases = ShardingSphereDatabasesFactory.create(param.getDatabaseConfigs(), props, instanceContext); | ||
| MetaDataContexts result = createMetaDataContexts(param.getGlobalRuleConfigs(), param.getGlobalDataSources(), databases, props); | ||
| persistDatabaseConfigurations(result, param); | ||
| persistMetaData(result); | ||
| return result; | ||
| } | ||
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| private MetaDataContexts createMetaDataContexts(final Collection<RuleConfiguration> globalRuleConfigs, final Map<String, DataSource> globalDataSources, | ||
| final Collection<ShardingSphereDatabase> databases, final ConfigurationProperties props) { | ||
| Collection<ShardingSphereRule> globalRules = GlobalRulesBuilder.buildRules(globalRuleConfigs, databases, props); | ||
| ShardingSphereMetaData metaData = new ShardingSphereMetaData(databases, new ResourceMetaData(globalDataSources), new RuleMetaData(globalRules), props); | ||
| ShardingSphereStatistics statistics = ShardingSphereStatisticsFactory.create(metaData, persistService.getShardingSphereDataPersistService().load(metaData)); | ||
| return new MetaDataContexts(metaData, statistics); | ||
| } | ||
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| private void persistDatabaseConfigurations(final MetaDataContexts metadataContexts, final ContextManagerBuilderParameter param) { | ||
| Collection<RuleConfiguration> globalRuleConfigs = metadataContexts.getMetaData().getGlobalRuleMetaData().getConfigurations(); | ||
| persistService.persistGlobalRuleConfiguration(globalRuleConfigs, param.getProps()); | ||
| for (Entry<String, ? extends DatabaseConfiguration> entry : param.getDatabaseConfigs().entrySet()) { | ||
| ShardingSphereDatabase database = metadataContexts.getMetaData().getDatabase(entry.getKey()); | ||
| Map<String, DataSource> dataSources = database.getResourceMetaData().getStorageUnits().entrySet().stream() | ||
| .collect(Collectors.toMap(Entry::getKey, each -> each.getValue().getDataSource(), (oldValue, currentValue) -> oldValue, LinkedHashMap::new)); | ||
| persistService.persistConfigurations(entry.getKey(), entry.getValue(), dataSources, database.getRuleMetaData().getRules()); | ||
| } | ||
| } | ||
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| private void persistMetaData(final MetaDataContexts metaDataContexts) { | ||
| metaDataContexts.getMetaData().getAllDatabases().forEach(each -> each.getAllSchemas().forEach(schema -> { | ||
| if (schema.isEmpty()) { | ||
| persistService.getDatabaseMetaDataFacade().getSchema().add(each.getName(), schema.getName()); | ||
| } | ||
| persistService.getDatabaseMetaDataFacade().getTable().persist(each.getName(), schema.getName(), schema.getAllTables()); | ||
| })); | ||
| for (Entry<String, ShardingSphereDatabaseData> databaseDataEntry : metaDataContexts.getStatistics().getDatabaseData().entrySet()) { | ||
| for (Entry<String, ShardingSphereSchemaData> schemaDataEntry : databaseDataEntry.getValue().getSchemaData().entrySet()) { | ||
| persistService.getShardingSphereDataPersistService().persist( | ||
| metaDataContexts.getMetaData().getDatabase(databaseDataEntry.getKey()), schemaDataEntry.getKey(), schemaDataEntry.getValue()); | ||
| } | ||
| } | ||
| } | ||
| } |
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