| /* |
| * 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.druid.segment.realtime.appenderator; |
| |
| import com.fasterxml.jackson.databind.ObjectMapper; |
| import org.apache.druid.client.cache.Cache; |
| import org.apache.druid.client.cache.CacheConfig; |
| import org.apache.druid.client.cache.CachePopulatorStats; |
| import org.apache.druid.java.util.common.UOE; |
| import org.apache.druid.java.util.emitter.service.ServiceEmitter; |
| import org.apache.druid.query.Query; |
| import org.apache.druid.query.QueryProcessingPool; |
| import org.apache.druid.query.QueryRunner; |
| import org.apache.druid.query.QueryRunnerFactoryConglomerate; |
| import org.apache.druid.query.SegmentDescriptor; |
| import org.apache.druid.segment.IndexIO; |
| import org.apache.druid.segment.IndexMerger; |
| import org.apache.druid.segment.incremental.ParseExceptionHandler; |
| import org.apache.druid.segment.incremental.RowIngestionMeters; |
| import org.apache.druid.segment.indexing.DataSchema; |
| import org.apache.druid.segment.join.JoinableFactory; |
| import org.apache.druid.segment.loading.DataSegmentPusher; |
| import org.apache.druid.segment.realtime.FireDepartmentMetrics; |
| import org.apache.druid.server.coordination.DataSegmentAnnouncer; |
| import org.joda.time.Interval; |
| |
| /** |
| * This implementation is needed because Overlords and MiddleManagers operate on Task objects which |
| * can require an AppenderatorsManager to be injected. |
| * |
| * The methods of this implementation throw exceptions because the Overlord/MM should never be calling |
| * the AppenderatorsManager. |
| */ |
| public class DummyForInjectionAppenderatorsManager implements AppenderatorsManager |
| { |
| private static final String ERROR_MSG = |
| "AppenderatorsManager methods should only called by services that run tasks directly."; |
| |
| @Override |
| public Appenderator createRealtimeAppenderatorForTask( |
| String taskId, |
| DataSchema schema, |
| AppenderatorConfig config, |
| FireDepartmentMetrics metrics, |
| DataSegmentPusher dataSegmentPusher, |
| ObjectMapper objectMapper, |
| IndexIO indexIO, |
| IndexMerger indexMerger, |
| QueryRunnerFactoryConglomerate conglomerate, |
| DataSegmentAnnouncer segmentAnnouncer, |
| ServiceEmitter emitter, |
| QueryProcessingPool queryProcessingPool, |
| JoinableFactory joinableFactory, |
| Cache cache, |
| CacheConfig cacheConfig, |
| CachePopulatorStats cachePopulatorStats, |
| RowIngestionMeters rowIngestionMeters, |
| ParseExceptionHandler parseExceptionHandler |
| ) |
| { |
| throw new UOE(ERROR_MSG); |
| } |
| |
| @Override |
| public Appenderator createOfflineAppenderatorForTask( |
| String taskId, |
| DataSchema schema, |
| AppenderatorConfig config, |
| FireDepartmentMetrics metrics, |
| DataSegmentPusher dataSegmentPusher, |
| ObjectMapper objectMapper, |
| IndexIO indexIO, |
| IndexMerger indexMerger, |
| RowIngestionMeters rowIngestionMeters, |
| ParseExceptionHandler parseExceptionHandler, |
| boolean batchMemoryMappedIndex |
| ) |
| { |
| throw new UOE(ERROR_MSG); |
| } |
| |
| @Override |
| public void removeAppenderatorsForTask(String taskId, String dataSource) |
| { |
| throw new UOE(ERROR_MSG); |
| } |
| |
| @Override |
| public <T> QueryRunner<T> getQueryRunnerForIntervals( |
| Query<T> query, |
| Iterable<Interval> intervals |
| ) |
| { |
| throw new UOE(ERROR_MSG); |
| } |
| |
| @Override |
| public <T> QueryRunner<T> getQueryRunnerForSegments( |
| Query<T> query, |
| Iterable<SegmentDescriptor> specs |
| ) |
| { |
| throw new UOE(ERROR_MSG); |
| } |
| |
| @Override |
| public boolean shouldTaskMakeNodeAnnouncements() |
| { |
| throw new UOE(ERROR_MSG); |
| } |
| |
| @Override |
| public void shutdown() |
| { |
| throw new UOE(ERROR_MSG); |
| } |
| } |