| /* |
| * 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; |
| |
| import org.apache.drill.common.config.DrillConfig; |
| import org.apache.drill.common.config.LogicalPlanPersistence; |
| import org.apache.drill.common.scanner.persistence.ScanResult; |
| import org.apache.drill.exec.server.DrillbitContext; |
| |
| import com.fasterxml.jackson.databind.ObjectMapper; |
| import com.jasonclawson.jackson.dataformat.hocon.HoconFactory; |
| |
| /** |
| * Implementation of the storage registry context which obtains the |
| * needed resources from the {@code DrillbitContext}. |
| */ |
| public class DrillbitPluginRegistryContext implements PluginRegistryContext { |
| |
| private final DrillbitContext drillbitContext; |
| private final ObjectMapper mapper; |
| private final ObjectMapper hoconMapper; |
| |
| public DrillbitPluginRegistryContext(DrillbitContext drillbitContext) { |
| this.drillbitContext = drillbitContext; |
| |
| mapper = drillbitContext.getLpPersistence().getMapper(); |
| |
| // Specialized form of the persistence mechanism |
| // to handle HOCON format in the override file |
| LogicalPlanPersistence persistence = new LogicalPlanPersistence(drillbitContext.getConfig(), |
| drillbitContext.getClasspathScan(), |
| new ObjectMapper(new HoconFactory())); |
| hoconMapper = persistence.getMapper(); |
| } |
| |
| @Override |
| public DrillConfig config() { |
| return drillbitContext.getConfig(); |
| } |
| |
| @Override |
| public ObjectMapper mapper() { |
| return mapper; |
| } |
| |
| @Override |
| public ObjectMapper hoconMapper() { |
| return hoconMapper; |
| } |
| |
| @Override |
| public ScanResult classpathScan() { |
| return drillbitContext.getClasspathScan(); |
| } |
| |
| @Override |
| public DrillbitContext drillbitContext() { |
| return drillbitContext; |
| } |
| } |