dorkbox.serializers.FileSerializer.kt Maven / Gradle / Ivy

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/*
 * Copyright 2021 dorkbox, llc
 *
 * Licensed 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 dorkbox.serializers

import com.esotericsoftware.kryo.Kryo
import com.esotericsoftware.kryo.Serializer
import com.esotericsoftware.kryo.io.Input
import com.esotericsoftware.kryo.io.Output
import java.io.File

/**
 * Serialize the path of a file instead of the File object
 */
class FileSerializer : Serializer() {
    init {
        isImmutable = true
    }

    override fun write(kryo: Kryo, output: Output, file: File) {
        output.writeString(file.path)
    }

    override fun read(kryo: Kryo, input: Input, type: Class): File {
        val path = input.readString()
        return File(path)
    }
}