| /* |
| * 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.server.options; |
| |
| import org.apache.drill.common.map.CaseInsensitiveMap; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| /** |
| * {@link OptionManager} that holds options within {@link org.apache.drill.exec.ops.QueryContext}. |
| */ |
| public class QueryOptionManager extends InMemoryOptionManager { |
| // private static final org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(QueryOptionManager.class); |
| |
| public QueryOptionManager(OptionManager sessionOptions) { |
| super(sessionOptions, CaseInsensitiveMap.<OptionValue>newHashMap()); |
| } |
| |
| @Override |
| public OptionList getOptionList() { |
| Map<String, OptionValue> optionMap = new HashMap<>(); |
| for (OptionValue option : fallback.getOptionList()) { |
| optionMap.put(option.name, option); |
| } |
| for (OptionValue option : super.getOptionList()) { |
| optionMap.put(option.name, option); |
| } |
| return new OptionList(optionMap.values()); |
| } |
| |
| @Override |
| public OptionValue getDefault(String optionName) { |
| return fallback.getDefault(optionName); |
| } |
| |
| public SessionOptionManager getSessionOptionManager() { |
| return (SessionOptionManager) fallback; |
| } |
| |
| public OptionManager getOptionManager(OptionValue.OptionScope scope) { |
| switch (scope) { |
| case SYSTEM: |
| return getSessionOptionManager().getSystemOptionManager(); |
| case SESSION: |
| return getSessionOptionManager(); |
| case QUERY: |
| return this; |
| case BOOT: |
| throw new UnsupportedOperationException("There is no option manager for " + OptionValue.OptionScope.BOOT); |
| default: |
| throw new UnsupportedOperationException("Invalid type: " + scope); |
| } |
| } |
| |
| @Override |
| protected OptionValue.OptionScope getScope() { |
| return OptionValue.OptionScope.QUERY; |
| } |
| } |