override fun copyTo()

in lib/src/main/kotlin/org/jetbrains/zip/signer/datasource/SeekableByteChannelDataSource.kt [66:85]

• 20 lines of code
• 4 McCabe index (conditional complexity)

    override fun copyTo(offset: Long, size: Int, dest: ByteBuffer) {
        val sourceSize = size()
        checkChunkValid(offset, size.toLong(), sourceSize)
        if (size == 0) return
        if (size > dest.remaining()) throw BufferOverflowException()
        var offsetInFile = this.offset + offset
        var remaining = size
        val prevLimit = dest.limit()
        try {
            dest.limit(dest.position() + size)
            while (remaining > 0) {
                channel.position(offsetInFile)
                val chunkSize: Int = channel.read(dest)
                offsetInFile += chunkSize.toLong()
                remaining -= chunkSize
            }
        } finally {
            dest.limit(prevLimit)
        }
    }