/// <summary>
/// Copies a <see cref="Stream"/> instance to a new instance of a <see cref="MemoryStream"/>.
/// </summary>
/// <param name="source">The <see cref="Stream"/> to copy from.</param>
/// <returns>A new instance of a <see cref="MemoryStream"/> containing the data in the <paramref name="source"/>.</returns>
public static MemoryStream ToMemoryStream(this Stream source)
{
if (source.IsNull())
{
throw new ArgumentNullException("stream");
}
MemoryStream mStream = source as MemoryStream;
if (mStream.IsNotNull())
{
return(mStream);
}
return(new MemoryStream(source.ToByteArray()));
}
/// <summary>
/// Converts a <see cref="Stream"/> to a <see cref="Byte"/> <see cref="Array"/>.
/// </summary>
/// <param name="stream">The <see cref="Stream"/> to convert.</param>
/// <returns>A <see cref="Byte"/> <see cref="Array"/> of the data contained in the <paramref name="stream"/>.</returns>
/// <exception cref="ArgumentNullException"> thrown if the <paramref name="stream"/> is <c>Null</c>.</exception>
public static byte[] ToByteArray(this Stream stream)
{
if (stream.IsNull())
{
throw new ArgumentNullException("stream");
}
MemoryStream mStream = stream as MemoryStream;
if (mStream.IsNotNull())
{
return(mStream.ToArray());
}
stream.Position = 0;
byte[] buffer = new byte[stream.Length];
for (int totalBytesCopied = 0; totalBytesCopied < stream.Length;)
{
totalBytesCopied += stream.Read(buffer, totalBytesCopied, Convert.ToInt32(stream.Length) - totalBytesCopied);
}
return(buffer);
}