internal override void CacheBuildResult(string cacheKey, BuildResult result,
long hashCode, DateTime utcStart)
{
// If it should not be cached to disk, leave it alone
if (!result.CacheToDisk)
{
return;
}
// VSWhidbey 564168 don't save to disk if already shutting down, otherwise we might
// be persisting assembly that was compiled with obsolete references.
// Since we are shutting down and not creating any cache, delete the compiled result
// as it will not be used in future.
if (HostingEnvironment.ShutdownInitiated)
{
BuildResultCompiledAssemblyBase compiledResult = result as BuildResultCompiledAssemblyBase;
// DevDiv2 880034: check if ResultAssembly is null before calling GetName().
// UsesExistingAssembly could be true in updatable compilation scenarios.
if (compiledResult != null && compiledResult.ResultAssembly != null && !compiledResult.UsesExistingAssembly)
{
MarkAssemblyAndRelatedFilesForDeletion(compiledResult.ResultAssembly.GetName().Name);
}
return;
}
string preservationFile = GetPreservedDataFileName(cacheKey);
PreservationFileWriter pfw = new PreservationFileWriter(PrecompilationMode);
pfw.SaveBuildResultToFile(preservationFile, result, hashCode);
}
internal static ReferenceAssemblyType GetPathToReferenceAssembly(Assembly a, out string path, ICollection <BuildErrorEventArgs> errors, ICollection <BuildWarningEventArgs> warnings, bool checkDependencies)
{
lock (s_lock)
{
if (AssemblyLocations.TryGetValue(a, out path))
{
return(ReferenceAssemblyTypes[a]);
}
}
if ((TargetFrameworkReferenceAssemblyPaths == null) || (TargetFrameworkReferenceAssemblyPaths.Count == 0))
{
path = Util.GetAssemblyCodeBase(a);
return(ReferenceAssemblyType.FrameworkAssembly);
}
AssemblyResolutionResult result = null;
ReferenceAssemblyType nonFrameworkAssembly = ReferenceAssemblyType.NonFrameworkAssembly;
if (BuildResultCompiledAssemblyBase.AssemblyIsInCodegenDir(a))
{
path = Util.GetAssemblyCodeBase(a);
}
else
{
nonFrameworkAssembly = GetPathToReferenceAssembly(a, out path, errors, warnings, checkDependencies, true, out result);
}
StoreResults(a, path, result, nonFrameworkAssembly);
return(nonFrameworkAssembly);
}
internal override void CacheBuildResult(string cacheKey, BuildResult result, long hashCode, DateTime utcStart)
{
if (!BuildResultCompiledType.UsesDelayLoadType(result))
{
ICollection virtualPathDependencies = result.VirtualPathDependencies;
CacheDependency dependencies = null;
if (virtualPathDependencies != null)
{
dependencies = result.VirtualPath.GetCacheDependency(virtualPathDependencies, utcStart);
if (dependencies != null)
{
result.UsesCacheDependency = true;
}
}
if (result.CacheToMemory)
{
CacheItemPriority normal;
BuildResultCompiledAssemblyBase base2 = result as BuildResultCompiledAssemblyBase;
if (((base2 != null) && (base2.ResultAssembly != null)) && !base2.UsesExistingAssembly)
{
string assemblyCacheKey = BuildResultCache.GetAssemblyCacheKey(base2.ResultAssembly);
Assembly assembly = (Assembly)this._cache.Get(assemblyCacheKey);
if (assembly == null)
{
this._cache.UtcInsert(assemblyCacheKey, base2.ResultAssembly, null, Cache.NoAbsoluteExpiration, Cache.NoSlidingExpiration, CacheItemPriority.NotRemovable, null);
}
CacheDependency dependency2 = new CacheDependency(0, null, new string[] { assemblyCacheKey });
if (dependencies != null)
{
AggregateCacheDependency dependency3 = new AggregateCacheDependency();
dependency3.Add(new CacheDependency[] { dependencies, dependency2 });
dependencies = dependency3;
}
else
{
dependencies = dependency2;
}
}
string memoryCacheKey = GetMemoryCacheKey(cacheKey);
if (result.IsUnloadable)
{
normal = CacheItemPriority.Normal;
}
else
{
normal = CacheItemPriority.NotRemovable;
}
CacheItemRemovedCallback onRemoveCallback = null;
if (result.ShutdownAppDomainOnChange || (result is BuildResultCompiledAssemblyBase))
{
if (this._onRemoveCallback == null)
{
this._onRemoveCallback = new CacheItemRemovedCallback(this.OnCacheItemRemoved);
}
onRemoveCallback = this._onRemoveCallback;
}
this._cache.UtcInsert(memoryCacheKey, result, dependencies, result.MemoryCacheExpiration, result.MemoryCacheSlidingExpiration, normal, onRemoveCallback);
}
}
}
internal void RemoveAssemblyAndCleanupDependencies(BuildResultCompiledAssemblyBase compiledResult)
{
if ((compiledResult != null) && (((compiledResult != null) && (compiledResult.ResultAssembly != null)) && !compiledResult.UsesExistingAssembly))
{
this.RemoveAssemblyAndCleanupDependencies(compiledResult.ResultAssembly.GetName().Name);
}
}
internal override void GetPreservedAttributes(PreservationFileReader pfr)
{
base.GetPreservedAttributes(pfr);
Assembly preservedAssembly = BuildResultCompiledAssemblyBase.GetPreservedAssembly(pfr);
string attribute = pfr.GetAttribute("type");
this.ResultType = preservedAssembly.GetType(attribute, true);
}
internal void RemoveAssemblyAndCleanupDependenciesShuttingDown(BuildResultCompiledAssemblyBase compiledResult)
{
if ((compiledResult != null) && (((compiledResult != null) && (compiledResult.ResultAssembly != null)) && !compiledResult.UsesExistingAssembly))
{
string name = compiledResult.ResultAssembly.GetName().Name;
lock (this._dependentAssemblies)
{
this.RemoveAssemblyAndCleanupDependenciesNoLock(name);
}
}
}
internal void RemoveAssemblyAndCleanupDependencies(BuildResultCompiledAssemblyBase compiledResult)
{
if (compiledResult == null)
{
return;
}
if (compiledResult != null && compiledResult.ResultAssembly != null && !compiledResult.UsesExistingAssembly)
{
RemoveAssemblyAndCleanupDependencies(compiledResult.ResultAssembly.GetName().Name);
}
}
// Since we are shutting down, we will just create the .delete files to mark the files for deletion,
// and not try to get the compilation lock.
internal void RemoveAssemblyAndCleanupDependenciesShuttingDown(BuildResultCompiledAssemblyBase compiledResult)
{
if (compiledResult == null)
{
return;
}
if (compiledResult != null && compiledResult.ResultAssembly != null && !compiledResult.UsesExistingAssembly)
{
string assemblyName = compiledResult.ResultAssembly.GetName().Name;
lock (_dependentAssemblies) {
RemoveAssemblyAndCleanupDependenciesNoLock(assemblyName);
}
}
}
internal override void CacheBuildResult(string cacheKey, BuildResult result, long hashCode, DateTime utcStart)
{
if (result.CacheToDisk)
{
if (HostingEnvironment.ShutdownInitiated)
{
BuildResultCompiledAssemblyBase base2 = result as BuildResultCompiledAssemblyBase;
if (base2 != null)
{
this.MarkAssemblyAndRelatedFilesForDeletion(base2.ResultAssembly.GetName().Name);
}
}
else
{
string preservedDataFileName = this.GetPreservedDataFileName(cacheKey);
new PreservationFileWriter(this.PrecompilationMode).SaveBuildResultToFile(preservedDataFileName, result, hashCode);
}
}
}
internal static ReferenceAssemblyType GetPathToReferenceAssembly(Assembly a, out string path,
ICollection <BuildErrorEventArgs> errors, ICollection <BuildWarningEventArgs> warnings,
bool checkDependencies)
{
lock (s_lock) {
if (AssemblyLocations.TryGetValue(a, out path))
{
return(ReferenceAssemblyTypes[a]);
}
}
// If there are no reference assemblies available, just use the path to the loaded assembly.
if (TargetFrameworkReferenceAssemblyPaths == null || TargetFrameworkReferenceAssemblyPaths.Count == 0)
{
path = System.Web.UI.Util.GetAssemblyCodeBase(a);
return(ReferenceAssemblyType.FrameworkAssembly);
}
AssemblyResolutionResult result = null;
ReferenceAssemblyType referenceAssemblyType = ReferenceAssemblyType.NonFrameworkAssembly;
// If the assembly is generated by us, it is a non framework assembly and does not need to be resolved.
if (BuildResultCompiledAssemblyBase.AssemblyIsInCodegenDir(a))
{
path = System.Web.UI.Util.GetAssemblyCodeBase(a);
}
else
{
// Try using the assembly full name.
referenceAssemblyType = GetPathToReferenceAssembly(a, out path, errors, warnings,
checkDependencies, true /*useFullName*/, out result);
}
StoreResults(a, path, result, referenceAssemblyType);
return(referenceAssemblyType);
}
internal override void CacheBuildResult(string cacheKey, BuildResult result,
long hashCode, DateTime utcStart)
{
ICollection virtualDependencies = result.VirtualPathDependencies;
Debug.Trace("BuildResultCache", "Adding cache " + cacheKey + " in the memory cache");
CacheDependency cacheDependency = null;
if (virtualDependencies != null)
{
cacheDependency = result.VirtualPath.GetCacheDependency(virtualDependencies, utcStart);
// If we got a cache dependency, remember that in the BuildResult
if (cacheDependency != null)
{
result.UsesCacheDependency = true;
}
}
// If it should not be cached to memory, leave it alone
if (!result.CacheToMemory)
{
return;
}
if (BuildResultCompiledType.UsesDelayLoadType(result))
{
// If the result is delaying loading of assembly, then don't cache
// to avoid having to load the assembly.
return;
}
BuildResultCompiledAssemblyBase compiledResult = result as BuildResultCompiledAssemblyBase;
if (compiledResult != null && compiledResult.ResultAssembly != null && !compiledResult.UsesExistingAssembly)
{
// Insert a new cache entry using the assembly path as the key
string assemblyKey = GetAssemblyCacheKey(compiledResult.ResultAssembly);
Assembly a = (Assembly)_cache.Get(assemblyKey);
if (a == null)
{
Debug.Trace("BuildResultCache", "Adding marker cache entry " + compiledResult.ResultAssembly);
// VSWhidbey 500049 - add as NotRemovable to prevent the assembly from being prematurely deleted
_cache.UtcInsert(assemblyKey, compiledResult.ResultAssembly,
null,
Cache.NoAbsoluteExpiration,
Cache.NoSlidingExpiration,
CacheItemPriority.NotRemovable,
null);
}
else
{
Debug.Assert(a == compiledResult.ResultAssembly);
}
// Now create a dependency based on that key. This way, by removing that key, we are able to
// remove all the pages that live in that assembly from the cache.
CacheDependency assemblyCacheDependency = new CacheDependency(0, null, new string[] { assemblyKey });
if (cacheDependency != null)
{
// We can't share the same CacheDependency, since we don't want the UtcStart
// behavior for the assembly. Use an Aggregate to put the two together.
AggregateCacheDependency tmpDependency = new AggregateCacheDependency();
tmpDependency.Add(new CacheDependency[] { cacheDependency, assemblyCacheDependency });
cacheDependency = tmpDependency;
}
else
{
cacheDependency = assemblyCacheDependency;
}
}
string key = GetMemoryCacheKey(cacheKey);
// Only allow the cache item to expire if the result can be unloaded. Otherwise,
// we may as well cache it forever (e.g. for Assemblies and Types).
CacheItemPriority cachePriority;
if (result.IsUnloadable)
{
cachePriority = CacheItemPriority.Default;
}
else
{
cachePriority = CacheItemPriority.NotRemovable;
}
CacheItemRemovedCallback onRemoveCallback = null;
// If the appdomain needs to be shut down when the item becomes invalid, register
// a callback to do the shutdown.
if (result.ShutdownAppDomainOnChange || result is BuildResultCompiledAssemblyBase)
{
// Create the delegate on demand
if (_onRemoveCallback == null)
{
_onRemoveCallback = new CacheItemRemovedCallback(OnCacheItemRemoved);
}
onRemoveCallback = _onRemoveCallback;
}
_cache.UtcInsert(key, result, cacheDependency,
result.MemoryCacheExpiration,
result.MemoryCacheSlidingExpiration,
cachePriority,
onRemoveCallback);
}
internal void RemoveAssemblyAndCleanupDependencies(BuildResultCompiledAssemblyBase compiledResult) {
if (compiledResult == null)
return;
if (compiledResult != null && compiledResult.ResultAssembly != null && !compiledResult.UsesExistingAssembly) {
RemoveAssemblyAndCleanupDependencies(compiledResult.ResultAssembly.GetName().Name);
}
}
// Since we are shutting down, we will just create the .delete files to mark the files for deletion,
// and not try to get the compilation lock.
internal void RemoveAssemblyAndCleanupDependenciesShuttingDown(BuildResultCompiledAssemblyBase compiledResult) {
if (compiledResult == null)
return;
if (compiledResult != null && compiledResult.ResultAssembly != null && !compiledResult.UsesExistingAssembly) {
string assemblyName = compiledResult.ResultAssembly.GetName().Name;
lock (_dependentAssemblies) {
RemoveAssemblyAndCleanupDependenciesNoLock(assemblyName);
}
}
}
internal override void GetPreservedAttributes(PreservationFileReader pfr)
{
base.GetPreservedAttributes(pfr);
this.ResultAssembly = BuildResultCompiledAssemblyBase.GetPreservedAssembly(pfr);
}
internal void RemoveAssemblyAndCleanupDependenciesShuttingDown(BuildResultCompiledAssemblyBase compiledResult)
{
if ((compiledResult != null) && (((compiledResult != null) && (compiledResult.ResultAssembly != null)) && !compiledResult.UsesExistingAssembly))
{
string name = compiledResult.ResultAssembly.GetName().Name;
lock (this._dependentAssemblies)
{
this.RemoveAssemblyAndCleanupDependenciesNoLock(name);
}
}
}
internal void RemoveAssemblyAndCleanupDependencies(BuildResultCompiledAssemblyBase compiledResult)
{
if ((compiledResult != null) && (((compiledResult != null) && (compiledResult.ResultAssembly != null)) && !compiledResult.UsesExistingAssembly))
{
this.RemoveAssemblyAndCleanupDependencies(compiledResult.ResultAssembly.GetName().Name);
}
}
