jvmMain.com.shakelang.util.jvmlib.ClassFileReader.kt Maven / Gradle / Ivy

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package com.shakelang.util.jvmlib

import java.io.*

@Throws(IOException::class)
fun main(args: Array) {
    if (args.size != 2) throw Error("Need class file as first and second argument, and not more than two arguments")
    val input = File(args[0])
    val output = File(args[1])
    if (!input.exists()) throw Error("This class-file does not exist!")
    val inputStream: InputStream = BufferedInputStream(FileInputStream(input))
    val clazz = try {
        com.shakelang.util.jvmlib.ClassFileReader.readClass(inputStream)
    } catch (e: Exception) {
        throw Error("Could not read class file ${input.absolutePath}!", e)
    }

    if (!output.exists()) output.createNewFile()
    val out = BufferedOutputStream(FileOutputStream(output))
//    println(clazz)
    clazz.dump(out)

    out.flush()
    out.close()
}