content: /*
   * 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.carbondata.presto;
  
  import com.google.inject.Inject;
  import io.prestosql.plugin.hive.HdfsEnvironment;
  import io.prestosql.plugin.hive.HiveLocationService;
  import io.prestosql.plugin.hive.LocationHandle;
  import io.prestosql.plugin.hive.metastore.SemiTransactionalHiveMetastore;
  import io.prestosql.plugin.hive.metastore.Table;
  import io.prestosql.plugin.hive.util.HiveWriteUtils;
  import io.prestosql.spi.connector.ConnectorSession;
  import org.apache.hadoop.fs.Path;
  
  public class CarbonDataLocationService extends HiveLocationService {
  
    private final HdfsEnvironment hdfsEnvironment;
  
    @Inject
    public CarbonDataLocationService(HdfsEnvironment hdfsEnvironment) {
      super(hdfsEnvironment);
      this.hdfsEnvironment = hdfsEnvironment;
    }
  
    @Override
    public LocationHandle forNewTable(SemiTransactionalHiveMetastore metastore,
        ConnectorSession session, String schemaName, String tableName) {
      // TODO: test in cloud scenario in S3/OBS and make it compatible for cloud scenario
      super.forNewTable(metastore, session, schemaName, tableName);
      HdfsEnvironment.HdfsContext context =
          new HdfsEnvironment.HdfsContext(session, schemaName, tableName);
      Path targetPath = HiveWriteUtils
          .getTableDefaultLocation(context, metastore, this.hdfsEnvironment, schemaName, tableName);
      return new LocationHandle(targetPath, targetPath, false,
          LocationHandle.WriteMode.DIRECT_TO_TARGET_NEW_DIRECTORY);
    }
  
    @Override
    public LocationHandle forExistingTable(SemiTransactionalHiveMetastore metastore,
        ConnectorSession session, Table table) {
      // TODO: test in cloud scenario in S3/OBS and make it compatible for cloud scenario
      super.forExistingTable(metastore, session, table);
      Path targetPath = new Path(table.getStorage().getLocation());
      return new LocationHandle(targetPath, targetPath, true,
          LocationHandle.WriteMode.DIRECT_TO_TARGET_EXISTING_DIRECTORY);
    }
  }
  