wayang-api/wayang-api-scala-java/src/main/scala/org/apache/wayang/api/serialization/customserializers/GenericSerializableSerializer.scala

/*
 * 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.wayang.api.serialization.customserializers

import com.fasterxml.jackson.core.JsonGenerator
import com.fasterxml.jackson.databind.{JsonSerializer, SerializerProvider}

import java.io.{ByteArrayOutputStream, ObjectOutputStream}

class GenericSerializableSerializer[T] extends JsonSerializer[T] {
  override def serialize(value: T, gen: JsonGenerator, serializers: SerializerProvider): Unit = {
    val byteArrayOutputStream: ByteArrayOutputStream = new ByteArrayOutputStream()
    val outputStream: ObjectOutputStream = new ObjectOutputStream(byteArrayOutputStream)
    outputStream.writeObject(value)
    gen.writeBinary(byteArrayOutputStream.toByteArray)
  }
}