/// <summary>
/// Creates a BinaryValueWriter, passes it to the func to let the writing take place, and returns the generated contents.
/// </summary>
/// <param name="writeFunc">The func used to do the actual writing of the contents.</param>
/// <param name="useEnumNames">If true, Enums I/O will be done using the Enum's name. If false,
/// Enum I/O will use the underlying integer value of the Enum.</param>
/// <returns>The BinaryValueWriter contents.</returns>
public static byte[] CreateAndWrite(Action <BinaryValueWriter> writeFunc, bool useEnumNames = true)
{
using (BitStream bs = new BitStream())
{
using (BinaryValueWriter w = Create(bs, useEnumNames))
{
writeFunc(w);
}
bs.TrimExcess();
return(bs.GetBuffer());
}
}
/// <summary>
/// Initializes a new instance of the <see cref="GenericValueReader"/> class.
/// </summary>
/// <param name="filePath">The path to the file to load.</param>
/// <param name="rootNodeName">The name of the root node. Not used by all formats, but should always be included anyways.</param>
/// <param name="format">The <see cref="GenericValueIOFormat"/> that defines what output format to use. If null,
/// <see cref="GenericValueWriter.DefaultFormat"/> will be used.</param>
/// <param name="useEnumNames">Whether or not enum names should be used. If true, enum names will always be used. If false, the
/// enum values will be used instead. If null, the default value for the underlying <see cref="IValueWriter"/> will be used.</param>
/// <exception cref="ArgumentNullException"><paramref name="filePath"/> is null or empty.</exception>
/// <exception cref="ArgumentOutOfRangeException"><paramref name="format"/> contains an invalid value.</exception>
GenericValueWriter(string filePath, string rootNodeName, GenericValueIOFormat?format = null, bool?useEnumNames = null)
{
// Get the encoding format to use
GenericValueIOFormat formatToUse;
if (!format.HasValue)
{
formatToUse = DefaultFormat;
}
else
{
formatToUse = format.Value;
}
// Create the IValueWriter of the needed type
switch (formatToUse)
{
case GenericValueIOFormat.Binary:
if (useEnumNames.HasValue)
{
_writer = BinaryValueWriter.Create(filePath, useEnumNames.Value);
}
else
{
_writer = BinaryValueWriter.Create(filePath);
}
break;
case GenericValueIOFormat.Xml:
if (useEnumNames.HasValue)
{
_writer = XmlValueWriter.Create(filePath, rootNodeName, useEnumNames.Value);
}
else
{
_writer = XmlValueWriter.Create(filePath, rootNodeName);
}
break;
default:
const string errmsg = "Invalid GenericValueIOFormat value `{0}`.";
Debug.Fail(string.Format(errmsg, format));
throw new ArgumentOutOfRangeException("format", string.Format(errmsg, format));
}
Debug.Assert(_writer != null);
}
