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.arrow.adapter.avro.producers.logical;
  
  import java.io.IOException;
  import org.apache.arrow.adapter.avro.producers.BaseAvroProducer;
  import org.apache.arrow.vector.TimeStampSecVector;
  import org.apache.avro.io.Encoder;
  
  /**
   * Producer that converts epoch seconds from a {@link TimeStampSecVector} and produces local
   * timestamp (milliseconds) values, writes data to an Avro encoder.
   */
  public class AvroTimestampSecProducer extends BaseAvroProducer<TimeStampSecVector> {
  
    // Avro does not support timestamps in seconds, so convert to local-timestamp-millis type
    // Check for overflow and raise an exception
  
    private static final long MILLIS_PER_SECOND = 1000;
    private static final long OVERFLOW_LIMIT = Long.MAX_VALUE / MILLIS_PER_SECOND;
  
    /** Instantiate an AvroTimestampSecProducer. */
    public AvroTimestampSecProducer(TimeStampSecVector vector) {
      super(vector);
    }
  
    @Override
    public void produce(Encoder encoder) throws IOException {
      long seconds =
          vector.getDataBuffer().getLong(currentIndex * (long) TimeStampSecVector.TYPE_WIDTH);
      if (Math.abs(seconds) > OVERFLOW_LIMIT) {
        throw new ArithmeticException("Timestamp value is too large for Avro encoding");
      }
      long millis = seconds * MILLIS_PER_SECOND;
      encoder.writeLong(millis);
      currentIndex++;
    }
  }
  