com.github.mmauro94.mkvtoolnix_wrapper.json.BigIntegerConverter.kt Maven / Gradle / Ivy

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An easy to use light kotlin-jvm wrapper for most common mkvmerge and mkvpropedit CLI commands

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package com.github.mmauro94.mkvtoolnix_wrapper.json

import com.beust.klaxon.Converter
import com.beust.klaxon.JsonValue
import com.beust.klaxon.KlaxonException
import java.math.BigInteger

internal object BigIntegerConverter : Converter {

    override fun canConvert(cls: Class<*>) = cls == BigInteger::class.java

    override fun fromJson(jv: JsonValue): BigInteger? {
        return when (val long = jv.long()?.toBigInteger()) {
            null -> {
                when (val inside = jv.inside) {
                    is BigInteger -> inside
                    null -> null
                    else -> throw KlaxonException("Invalid type ${jv.type} for BigInteger")
                }
            }
            else -> long
        }
    }

    override fun toJson(value: Any): String {
        return if (value is BigInteger) value.toString()
        else throw KlaxonException("Must be BigInteger")
    }
}