def this()

in parquet/src/main/scala/magnolify/parquet/ParquetType.scala [126:157]
27 lines of code
9 McCabe index (conditional complexity)

    def this() = this(null)

    override def init(context: hadoop.InitContext): hadoop.ReadSupport.ReadContext = {
      if (parquetType == null) {
        // Use deprecated getConfiguration
        // Recommended getParquetConfiguration is only available for parquet 1.14+
        val readKeyType = context.getConfiguration.get(ReadTypeKey): @nowarn("cat=deprecation")
        parquetType = SerializationUtils.fromBase64[ParquetType[T]](readKeyType)
      }

      val metadata = context.getKeyValueMetadata
      val model = metadata.get(ParquetWriter.OBJECT_MODEL_NAME_PROP)
      val isAvroFile = (model != null && model.contains("avro")) ||
        metadata.containsKey(AVRO_SCHEMA_METADATA_KEY) ||
        metadata.containsKey(OLD_AVRO_SCHEMA_METADATA_KEY)
      if (isAvroFile && !parquetType.avroCompat) {
        logger.warn(
          "Parquet file was written from Avro records, " +
            "`import magnolify.parquet.ParquetArray.AvroCompat._` to read correctly"
        )
      }
      if (!isAvroFile && parquetType.avroCompat) {
        logger.warn(
          "Parquet file was not written from Avro records, " +
            "remove `import magnolify.parquet.ParquetArray.AvroCompat._` to read correctly"
        )
      }

      val requestedSchema = Schema.message(parquetType.schema)
      Schema.checkCompatibility(context.getFileSchema, requestedSchema)
      new hadoop.ReadSupport.ReadContext(requestedSchema, java.util.Collections.emptyMap())
    }