| /* |
| * 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.drill.exec.store.openTSDB; |
| |
| import com.fasterxml.jackson.core.type.TypeReference; |
| import org.apache.calcite.schema.SchemaPlus; |
| import org.apache.drill.common.JSONOptions; |
| import org.apache.drill.exec.server.DrillbitContext; |
| import org.apache.drill.exec.store.AbstractStoragePlugin; |
| import org.apache.drill.exec.store.SchemaConfig; |
| import org.apache.drill.exec.store.openTSDB.client.services.ServiceImpl; |
| import org.apache.drill.exec.store.openTSDB.schema.OpenTSDBSchemaFactory; |
| |
| import java.io.IOException; |
| |
| public class OpenTSDBStoragePlugin extends AbstractStoragePlugin { |
| |
| private final OpenTSDBStoragePluginConfig engineConfig; |
| private final OpenTSDBSchemaFactory schemaFactory; |
| |
| private final ServiceImpl db; |
| |
| public OpenTSDBStoragePlugin(OpenTSDBStoragePluginConfig configuration, DrillbitContext context, |
| String name) throws IOException { |
| super(context, name); |
| this.schemaFactory = new OpenTSDBSchemaFactory(this, getName()); |
| this.engineConfig = configuration; |
| this.db = new ServiceImpl(configuration.getConnection()); |
| } |
| |
| @Override |
| public boolean supportsRead() { |
| return true; |
| } |
| |
| @Override |
| public OpenTSDBStoragePluginConfig getConfig() { |
| return engineConfig; |
| } |
| |
| @Override |
| public OpenTSDBGroupScan getPhysicalScan(String userName, JSONOptions selection) throws IOException { |
| OpenTSDBScanSpec scanSpec = selection.getListWith(new TypeReference<OpenTSDBScanSpec>() { |
| }); |
| return new OpenTSDBGroupScan(this, scanSpec, null); |
| } |
| |
| @Override |
| public void registerSchemas(SchemaConfig schemaConfig, SchemaPlus parent) throws IOException { |
| schemaFactory.registerSchemas(schemaConfig, parent); |
| } |
| |
| public ServiceImpl getClient() { |
| return db; |
| } |
| } |