parquet-avro/src/main/java/org/apache/parquet/avro/AvroParquetInputFormat.java
public static void setAvroDataSupplier(Job job,
      Class<? extends AvroDataSupplier> supplierClass) {
    AvroReadSupport.setAvroDataSupplier(ContextUtil.getConfiguration(job), supplierClass);
  }
public static void setAvroDataSupplier(Job job,
      Class<? extends AvroDataSupplier> supplierClass) {
    AvroReadSupport.setAvroDataSupplier(ContextUtil.getConfiguration(job), supplierClass);
  }
Uses an instance of the specified {@link AvroDataSupplier} class to control how the
{@link org.apache.avro.specific.SpecificData} instance that is used to find
Avro specific records is created.
@param job a job
@param supplierClass an avro data supplier class