public fun doDownloadTeamCity()

in src/main/kotlin/org/jetbrains/teamcity/maven/sdk/Utils.kt [86:113]

• 23 lines of code
• 1 McCabe index (conditional complexity)

    public fun doDownloadTeamCity(): File {
        val sourceURL = "$teamcitySourceURL/TeamCity-$teamcityVersion.tar.gz"

        logInfo("Downloading TeamCity from $sourceURL")

        val source = URL(sourceURL)
        val sourceStream = source.openStream()
        val downloadCounter = CountingInputStream(sourceStream)

        val sourceChannel : ReadableByteChannel = Channels.newChannel(downloadCounter)!!

        val tempFile = File.createTempFile("teamcityDistro", teamcityVersion)
        val fos = FileOutputStream(tempFile);

        val counterFlag : AtomicBoolean = AtomicBoolean(true)
        val counter = createCounter(counterFlag, downloadCounter)
        try {
            counter.start()
            logInfo("Transferring to temp file ${tempFile.absolutePath}")
            fos.channel.transferFrom(sourceChannel, 0, java.lang.Long.MAX_VALUE);
        } finally {
            counterFlag.set(false)
            counter.join(1000)
            fos.close()
            sourceChannel.close()
        }
        return tempFile
    }