/**
* 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;
import io.netty.channel.EventLoopGroup;
import java.util.Collection;
import org.apache.drill.common.config.DrillConfig;
import org.apache.drill.exec.cache.DistributedCache;
import org.apache.drill.exec.coord.ClusterCoordinator;
import org.apache.drill.exec.expr.fn.FunctionImplementationRegistry;
import org.apache.drill.exec.memory.BufferAllocator;
import org.apache.drill.exec.physical.impl.OperatorCreatorRegistry;
import org.apache.drill.exec.planner.PhysicalPlanReader;
import org.apache.drill.exec.proto.CoordinationProtos.DrillbitEndpoint;
import org.apache.drill.exec.rpc.control.Controller;
import org.apache.drill.exec.rpc.control.WorkEventBus;
import org.apache.drill.exec.rpc.data.DataConnectionCreator;
import org.apache.drill.exec.server.options.SystemOptionManager;
import org.apache.drill.exec.store.StoragePluginRegistry;
import org.apache.drill.exec.store.StoragePluginRegistry.DrillSchemaFactory;
import org.apache.drill.exec.store.sys.PStoreProvider;
import com.codahale.metrics.MetricRegistry;
import com.google.common.base.Preconditions;
public class DrillbitContext {
static final org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(DrillbitContext.class);
private final BootStrapContext context;
private PhysicalPlanReader reader;
private final ClusterCoordinator coord;
private final DataConnectionCreator connectionsPool;
private final DistributedCache cache;
private final DrillbitEndpoint endpoint;
private final StoragePluginRegistry storagePlugins;
private final OperatorCreatorRegistry operatorCreatorRegistry;
private final Controller controller;
private final WorkEventBus workBus;
private final FunctionImplementationRegistry functionRegistry;
private final SystemOptionManager systemOptions;
private final PStoreProvider provider;
public DrillbitContext(DrillbitEndpoint endpoint, BootStrapContext context, ClusterCoordinator coord, Controller controller, DataConnectionCreator connectionsPool, DistributedCache cache, WorkEventBus workBus, PStoreProvider provider) {
super();
Preconditions.checkNotNull(endpoint);
Preconditions.checkNotNull(context);
Preconditions.checkNotNull(controller);
Preconditions.checkNotNull(connectionsPool);
this.workBus = workBus;
this.controller = controller;
this.context = context;
this.coord = coord;
this.connectionsPool = connectionsPool;
this.cache = cache;
this.endpoint = endpoint;
this.provider = provider;
this.storagePlugins = new StoragePluginRegistry(this);
this.reader = new PhysicalPlanReader(context.getConfig(), context.getConfig().getMapper(), endpoint, storagePlugins);
this.operatorCreatorRegistry = new OperatorCreatorRegistry(context.getConfig());
this.functionRegistry = new FunctionImplementationRegistry(context.getConfig());
this.systemOptions = new SystemOptionManager(context.getConfig(), provider);
// this.globalDrillOptions = new DistributedGlobalOptions(this.cache);
}
public FunctionImplementationRegistry getFunctionImplementationRegistry() {
return functionRegistry;
}
public WorkEventBus getWorkBus(){
return workBus;
}
public SystemOptionManager getOptionManager() {
return systemOptions;
}
public DrillbitEndpoint getEndpoint(){
return endpoint;
}
public DrillConfig getConfig() {
return context.getConfig();
}
public Collection<DrillbitEndpoint> getBits(){
return coord.getAvailableEndpoints();
}
public BufferAllocator getAllocator(){
return context.getAllocator();
}
public OperatorCreatorRegistry getOperatorCreatorRegistry() {
return operatorCreatorRegistry;
}
public StoragePluginRegistry getStorage(){
return this.storagePlugins;
}
public EventLoopGroup getBitLoopGroup(){
return context.getBitLoopGroup();
}
public DataConnectionCreator getDataConnectionsPool(){
return connectionsPool;
}
public Controller getController(){
return controller;
}
public MetricRegistry getMetrics(){
return context.getMetrics();
}
public DistributedCache getCache(){
return cache;
}
public PhysicalPlanReader getPlanReader(){
return reader;
}
public PStoreProvider getPersistentStoreProvider(){
return provider;
}
public DrillSchemaFactory getSchemaFactory(){
return storagePlugins.getSchemaFactory();
}
public ClusterCoordinator getClusterCoordinator() {
return coord;
}
}