(Go) Compress Text Feed to Binary

This example receives incoming text data in chunks, compresses as a stream, and accumulates the compressed binary data.

The purpose is to demonstrate the BeginCompressString, MoreCompressString, and EndCompressString methods.

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    // This example assumes the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    var success bool
    compressedData := chilkat.NewBinData()

    compress := chilkat.NewCompression()
    compress.SetAlgorithm("deflate")
    compress.SetCharset("utf-8")

    sbIndex := chilkat.NewStringBuilder()

    var i int
    for i = 0; i <= 24; i++ {
        // Note: It is possible (and normal) for a BeginCompress* or MoreCompress* method to return
        // an empty string (or 0 bytes).  When this happens, the input data is not lost.  It will be flushed
        // in a subsequent call.
        sbIndex.Clear()
        sbIndex.AppendInt(i)
        if i == 0 {
            compressedBytes = compress.BeginCompressString(*sbIndex.GetAsString())
        }
        else {
            compressedBytes = compress.MoreCompressString(*sbIndex.GetAsString())
        }

        compressedData.AppendBinary(compressedBytes)
        compressedBytes = compress.MoreCompressString(": This is a line of data to be compressed...\r\n")
        compressedData.AppendBinary(compressedBytes)
    }

    // Flush any remaining output.
    compressedBytes = compress.EndCompressString()
    compressedData.AppendBinary(compressedBytes)

    // Show the compressed data in hex format:
    fmt.Println("The hex encoded compressed text:")
    fmt.Println(*compressedData.GetEncoded("hex"))

    // Now decompress in one call:
    compressedBytes = compressedData.GetBinary()
    originalText := compress.DecompressString(compressedBytes)
    fmt.Println(*originalText)

    compressedData.DisposeBinData()
    compress.DisposeCompression()
    sbIndex.DisposeStringBuilder()