Avro序列化schema

import java.io.ByteArrayOutputStream

import java.io.ByteArrayInputStream

import java.io.ObjectOutputStream

import java.io.ObjectInputStream

import org.apache.avro.Schema

 

class AvroSchemaConverter(schema: Schema) extends Serializable {

  private val schemaBytes = AvroSchemaConverter.serializeSchema(schema)

  

  def getSchema: Schema = AvroSchemaConverter.deserializeSchema(schemaBytes)

 

}

 

object AvroSchemaConverter {

  def serializeSchema(schema: Schema): Array[Byte] = {

    val stream = new ByteArrayOutputStream()

    val oos = new ObjectOutputStream(stream)

    oos.writeObject(schema)

    oos.close()

    stream.toByteArray

  }

 

  def deserializeSchema(bytes: Array[Byte]): Schema = {

    val stream = new ByteArrayInputStream(bytes)

    val ois = new ObjectInputStream(stream)

    val schema = ois.readObject.asInstanceOf[Schema]

    ois.close()

    schema

  }

}