public ConcatenatedAsset(IEnumerable<IAsset> children, string separator)
{
this.children = children.ToArray();
this.separator = separator ?? Environment.NewLine;
stream = CopyAssetsIntoSingleStream(this.children);
hash = stream.ComputeSHA1Hash();
}
byte[] Hash(Stream source)
{
// A stylesheet may have its URL values rewritten into absolute form.
// This makes the stylesheet depend on the application root path.
// Therefore we include this in the hash so if the application root changes we
// invalidate the cached modules.
using (var memory = new MemoryStream())
{
source.CopyTo(memory);
var rootBytes = Encoding.Unicode.GetBytes(applicationRoot);
memory.Write(rootBytes, 0, rootBytes.Length);
memory.Position = 0;
return memory.ComputeSHA1Hash();
}
}
public ConcatenatedAsset(IEnumerable<IAsset> children)
{
this.children = children.ToArray();
stream = CopyAssetsIntoSingleStream(this.children);
hash = stream.ComputeSHA1Hash();
}
