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;
  
  import java.io.IOException;
  import org.apache.arrow.vector.BaseFixedWidthVector;
  import org.apache.arrow.vector.BigIntVector;
  import org.apache.avro.io.Encoder;
  
  /**
   * Producer that produces long values from a {@link BigIntVector}, writes data to an Avro encoder.
   *
   * <p>Logical types are also supported, for vectors derived from {@link BaseFixedWidthVector} where
   * the internal representation matches BigIntVector and requires no conversion.
   */
  public class AvroBigIntProducer extends BaseAvroProducer<BaseFixedWidthVector> {
  
    /** Instantiate an AvroBigIntProducer. */
    public AvroBigIntProducer(BigIntVector vector) {
      super(vector);
    }
  
    /** Protected constructor for logical types with a long representation. */
    protected AvroBigIntProducer(BaseFixedWidthVector vector) {
      super(vector);
      if (vector.getTypeWidth() != BigIntVector.TYPE_WIDTH) {
        throw new IllegalArgumentException(
            "AvroBigIntProducer requires type width = " + BigIntVector.TYPE_WIDTH);
      }
    }
  
    @Override
    public void produce(Encoder encoder) throws IOException {
      long value = vector.getDataBuffer().getLong(currentIndex * (long) BigIntVector.TYPE_WIDTH);
      encoder.writeLong(value);
      currentIndex++;
    }
  }
  