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.asterix.external.writer.printer.parquet;
  
  import java.util.Map;
  
  import org.apache.asterix.external.input.record.reader.hdfs.parquet.AsterixParquetRuntimeException;
  import org.apache.asterix.om.types.IAType;
  import org.apache.hadoop.conf.Configuration;
  import org.apache.hyracks.api.exceptions.HyracksDataException;
  import org.apache.hyracks.data.std.api.IValueReference;
  import org.apache.parquet.hadoop.api.WriteSupport;
  import org.apache.parquet.io.api.RecordConsumer;
  import org.apache.parquet.schema.MessageType;
  
  public class ObjectWriteSupport extends WriteSupport<IValueReference> {
      private MessageType schema;
  
      private RecordConsumer recordConsumer;
      private Map<String, String> extraMetaData;
      ParquetRecordLazyVisitor parquetRecordLazyVisitor;
  
      public ObjectWriteSupport(MessageType schema, IAType typeInfo, Map<String, String> extraMetaData) {
          this.schema = schema;
          this.extraMetaData = extraMetaData;
          parquetRecordLazyVisitor = new ParquetRecordLazyVisitor(schema, typeInfo);
      }
  
      public String getName() {
          return "asterix";
      }
  
      public WriteSupport.WriteContext init(Configuration configuration) {
          return new WriteSupport.WriteContext(this.schema, this.extraMetaData);
      }
  
      public void prepareForWrite(RecordConsumer recordConsumer) {
          this.recordConsumer = recordConsumer;
      }
  
      @Override
      public void write(IValueReference valueReference) {
          try {
              parquetRecordLazyVisitor.consumeRecord(valueReference, recordConsumer);
          } catch (HyracksDataException e) {
              throw new AsterixParquetRuntimeException(e);
          }
      }
  
  }
  