trying.oop.kt

import java.lang.IllegalArgumentException

class Video(private val data: Array<Byte>, private val encoding: VideoEncoding) {

    fun compress(compressor: VideoCompressor): Sequence<Byte> {
        if (compressor.supports(encoding)) {
           compressor.compress(data) 
        }
        throw IllegalArgumentException("compressor does not support encoding $encoding")
    }
}

enum class VideoEncoding {
    H264, MP4, Webm
}

interface VideoCompressor {
    fun compress(data: Array<Byte>): Sequence<Byte>
    fun supports(encoding: VideoEncoding): Boolean
}


class H264VideoCompressor : VideoCompressor {
    override fun compress(data: Array<Byte>): Sequence<Byte> {
        TODO("Not yet implemented")
    }

    override fun supports(encoding: VideoEncoding) = encoding == VideoEncoding.H264
}

class WebmVideoCompressor : VideoCompressor {
    override fun compress(data: Array<Byte>): Sequence<Byte> {
        TODO("Not yet implemented")
    }
    override fun supports(encoding: VideoEncoding) = encoding == VideoEncoding.Webm

}

class MP4VideoCompressor : VideoCompressor {
    override fun compress(data: Array<Byte>): Sequence<Byte> {
        TODO("Not yet implemented")
    }
    override fun supports(encoding: VideoEncoding) = encoding == VideoEncoding.MP4

}