/// <summary>
/// Opens a binary document.
/// </summary>
public override IBinaryDocumentMemoryBlock OpenBinaryDocument(IBinaryDocument sourceDocument)
{
try {
IBinaryDocumentMemoryBlock binDocMemoryBlock = UnmanagedBinaryMemoryBlock.CreateUnmanagedBinaryMemoryBlock(sourceDocument.Location, sourceDocument);
return(binDocMemoryBlock);
} catch (IOException) {
return(null);
}
}
/// <summary>
/// override this here to not use memory mapped files since we want to use asmmeta in msbuild and it is sticky
/// </summary>
public override IBinaryDocumentMemoryBlock /*?*/ OpenBinaryDocument(IBinaryDocument sourceDocument)
{
try {
IBinaryDocumentMemoryBlock binDocMemoryBlock = UnmanagedBinaryMemoryBlock.CreateUnmanagedBinaryMemoryBlock(sourceDocument.Location, sourceDocument);
this.disposableObjectAllocatedByThisHost.Add((IDisposable)binDocMemoryBlock);
return(binDocMemoryBlock);
} catch (IOException) {
return(null);
}
}
public override IBinaryDocumentMemoryBlock OpenBinaryDocument(IBinaryDocument sourceDocument)
{
VSServiceProvider.Current.Logger.WriteToLog("Opening document: " + sourceDocument.Name + " from: " + sourceDocument.Location);
try {
IBinaryDocumentMemoryBlock binDocMemoryBlock = UnmanagedBinaryMemoryBlock.CreateUnmanagedBinaryMemoryBlock(sourceDocument.Location, sourceDocument);
return(binDocMemoryBlock);
} catch (IOException) {
VSServiceProvider.Current.Logger.WriteToLog("Failed to open document.");
return(null);
}
}
public override IBinaryDocumentMemoryBlock /*?*/ OpenBinaryDocument(IBinaryDocument parentSourceDocument, string childDocumentName)
{
try {
string directory = Path.GetDirectoryName(parentSourceDocument.Location);
string fullPath = Path.Combine(directory, childDocumentName);
IBinaryDocument newBinaryDocument = BinaryDocument.GetBinaryDocumentForFile(fullPath, this);
var block = UnmanagedBinaryMemoryBlock.CreateUnmanagedBinaryMemoryBlock(newBinaryDocument.Location, newBinaryDocument);
this.disposableObjectAllocatedByThisHost.Add((IDisposable)block);
return(block);
} catch (IOException) {
return(null);
}
}
// Overriding this method allows us to read the binaries without blocking the files. The default
// implementation will use a memory mapped file (MMF) which causes the files to be locked. That
// means you can delete them, but you can't overwrite them in-palce, which is especially painful
// when reading binaries directly from a build ouput folder.
//
// Measuring indicated that performance implications are negligible. That's why we decided to
// make this the default and not exposing any (more) options to our ctor.
public override IBinaryDocumentMemoryBlock OpenBinaryDocument(IBinaryDocument sourceDocument)
{
// First let's see whether the document is a stream-based document. In that case, we'll
// call the overload that processes the stream.
var streamDocument = sourceDocument as StreamDocument;
if (streamDocument != null)
{
return(UnmanagedBinaryMemoryBlock.CreateUnmanagedBinaryMemoryBlock(streamDocument.Stream, sourceDocument));
}
// Otherwise we assume that we can load the data from the location of sourceDocument.
try
{
var memoryBlock = UnmanagedBinaryMemoryBlock.CreateUnmanagedBinaryMemoryBlock(sourceDocument.Location, sourceDocument);
disposableObjectAllocatedByThisHost.Add(memoryBlock);
return(memoryBlock);
}
catch (IOException)
{
return(null);
}
}
