/*
* Licensed 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 com.facebook.presto.hive;
import com.facebook.presto.hive.authentication.HiveAuthenticationModule;
import com.facebook.presto.hive.metastore.ExtendedHiveMetastore;
import com.facebook.presto.hive.metastore.HiveMetastoreModule;
import com.facebook.presto.hive.security.HiveSecurityModule;
import com.facebook.presto.spi.ConnectorHandleResolver;
import com.facebook.presto.spi.classloader.ThreadContextClassLoader;
import com.facebook.presto.spi.connector.Connector;
import com.facebook.presto.spi.connector.ConnectorAccessControl;
import com.facebook.presto.spi.connector.ConnectorContext;
import com.facebook.presto.spi.connector.ConnectorFactory;
import com.facebook.presto.spi.connector.ConnectorNodePartitioningProvider;
import com.facebook.presto.spi.connector.ConnectorPageSinkProvider;
import com.facebook.presto.spi.connector.ConnectorPageSourceProvider;
import com.facebook.presto.spi.connector.ConnectorSplitManager;
import com.facebook.presto.spi.connector.classloader.ClassLoaderSafeConnectorPageSinkProvider;
import com.facebook.presto.spi.connector.classloader.ClassLoaderSafeConnectorPageSourceProvider;
import com.facebook.presto.spi.connector.classloader.ClassLoaderSafeConnectorSplitManager;
import com.facebook.presto.spi.connector.classloader.ClassLoaderSafeNodePartitioningProvider;
import com.google.common.base.Throwables;
import com.google.common.collect.ImmutableSet;
import com.google.inject.Injector;
import io.airlift.bootstrap.Bootstrap;
import io.airlift.bootstrap.LifeCycleManager;
import io.airlift.event.client.EventModule;
import io.airlift.json.JsonModule;
import org.weakref.jmx.guice.MBeanModule;
import javax.management.MBeanServer;
import java.lang.management.ManagementFactory;
import java.util.Map;
import java.util.Optional;
import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Strings.isNullOrEmpty;
import static java.util.Objects.requireNonNull;
public class HiveConnectorFactory
implements ConnectorFactory
{
private final String name;
private final ClassLoader classLoader;
private final ExtendedHiveMetastore metastore;
public HiveConnectorFactory(String name, ClassLoader classLoader, ExtendedHiveMetastore metastore)
{
checkArgument(!isNullOrEmpty(name), "name is null or empty");
this.name = name;
this.classLoader = requireNonNull(classLoader, "classLoader is null");
this.metastore = metastore;
}
@Override
public String getName()
{
return name;
}
@Override
public ConnectorHandleResolver getHandleResolver()
{
return new HiveHandleResolver();
}
@Override
public Connector create(String connectorId, Map<String, String> config, ConnectorContext context)
{
requireNonNull(config, "config is null");
try (ThreadContextClassLoader ignored = new ThreadContextClassLoader(classLoader)) {
Bootstrap app = new Bootstrap(
new EventModule(),
new MBeanModule(),
new JsonModule(),
new HiveClientModule(
connectorId,
context.getTypeManager(),
context.getPageIndexerFactory(),
context.getNodeManager()),
new HiveMetastoreModule(connectorId, Optional.ofNullable(metastore)),
new HiveSecurityModule(),
new HiveAuthenticationModule(),
binder -> {
MBeanServer platformMBeanServer = ManagementFactory.getPlatformMBeanServer();
binder.bind(MBeanServer.class).toInstance(new RebindSafeMBeanServer(platformMBeanServer));
binder.bind(NodeVersion.class).toInstance(new NodeVersion(context.getNodeManager().getCurrentNode().getVersion()));
}
);
Injector injector = app
.strictConfig()
.doNotInitializeLogging()
.setRequiredConfigurationProperties(config)
.initialize();
LifeCycleManager lifeCycleManager = injector.getInstance(LifeCycleManager.class);
HiveMetadataFactory metadataFactory = injector.getInstance(HiveMetadataFactory.class);
HiveTransactionManager transactionManager = injector.getInstance(HiveTransactionManager.class);
ConnectorSplitManager splitManager = injector.getInstance(ConnectorSplitManager.class);
ConnectorPageSourceProvider connectorPageSource = injector.getInstance(ConnectorPageSourceProvider.class);
ConnectorPageSinkProvider pageSinkProvider = injector.getInstance(ConnectorPageSinkProvider.class);
ConnectorNodePartitioningProvider connectorDistributionProvider = injector.getInstance(ConnectorNodePartitioningProvider.class);
HiveSessionProperties hiveSessionProperties = injector.getInstance(HiveSessionProperties.class);
HiveTableProperties hiveTableProperties = injector.getInstance(HiveTableProperties.class);
ConnectorAccessControl accessControl = injector.getInstance(ConnectorAccessControl.class);
return new HiveConnector(
lifeCycleManager,
metadataFactory,
transactionManager,
new ClassLoaderSafeConnectorSplitManager(splitManager, classLoader),
new ClassLoaderSafeConnectorPageSourceProvider(connectorPageSource, classLoader),
new ClassLoaderSafeConnectorPageSinkProvider(pageSinkProvider, classLoader),
new ClassLoaderSafeNodePartitioningProvider(connectorDistributionProvider, classLoader),
ImmutableSet.of(),
hiveSessionProperties.getSessionProperties(),
HiveSchemaProperties.SCHEMA_PROPERTIES,
hiveTableProperties.getTableProperties(),
accessControl,
classLoader);
}
catch (Exception e) {
throw Throwables.propagate(e);
}
}
}