public void Initialize()
{
// Create some items and place them in a dictionary
// Add some include information so that when we check the final
// item spec we can verify that the item was recreated properly
BuildItem buildItem1 = new BuildItem("BuildItem1", "Item1");
buildItem1.Include = "TestInclude1";
BuildItem[] buildItems = new BuildItem[1];
buildItems[0] = buildItem1;
Dictionary<object, object> dictionary = new Dictionary<object, object>();
dictionary.Add("TaskItems", buildItems);
Hashtable resultByTargetSuccess = new Hashtable(StringComparer.OrdinalIgnoreCase);
resultByTargetSuccess.Add("TaskItems", Target.BuildState.CompletedSuccessfully);
Hashtable resultByTargetFailure = new Hashtable(StringComparer.OrdinalIgnoreCase);
resultByTargetFailure.Add("TaskItems", Target.BuildState.CompletedUnsuccessfully);
Hashtable resultByTargetSkipped = new Hashtable(StringComparer.OrdinalIgnoreCase);
resultByTargetSkipped.Add("TaskItems", Target.BuildState.Skipped);
resultWithOutputs = new BuildResult(dictionary, resultByTargetSuccess, true, 1, 1, 3, true, string.Empty, string.Empty, 0, 0, 0);
failedResult = new BuildResult(dictionary, resultByTargetFailure, false, 1, 1, 3, true, string.Empty, string.Empty, 0, 0, 0);
uncacheableResult = new BuildResult(dictionary, resultByTargetSkipped, true, 1, 1, 3, true, string.Empty, string.Empty, 0, 0, 0);
cacheScope = new CacheScope("temp.proj", new BuildPropertyGroup(), "3.5");
}
public void Initialize()
{
// Create some items and place them in a dictionary
// Add some include information so that when we check the final
// item spec we can verify that the item was recreated properly
BuildItem[] buildItems = new BuildItem[1];
buildItems[0] = new BuildItem("BuildItem1", "Item1");
Dictionary<object, object> dictionary1 = new Dictionary<object, object>();
dictionary1.Add("Target1", buildItems);
Hashtable resultsByTarget1 = new Hashtable(StringComparer.OrdinalIgnoreCase);
resultsByTarget1.Add("Target1", Target.BuildState.CompletedSuccessfully);
Dictionary<object, object> dictionary2 = new Dictionary<object, object>();
dictionary2.Add("Target2", buildItems);
dictionary2.Add("Target3", null);
Hashtable resultsByTarget2 = new Hashtable(StringComparer.OrdinalIgnoreCase);
resultsByTarget2.Add("Target2", Target.BuildState.CompletedSuccessfully);
resultsByTarget2.Add("Target3", Target.BuildState.CompletedSuccessfully);
Dictionary<object, object> dictionary3 = new Dictionary<object, object>();
dictionary3.Add("Target4", buildItems);
Hashtable resultsByTarget3 = new Hashtable(StringComparer.OrdinalIgnoreCase);
resultsByTarget3.Add("Target4", Target.BuildState.Skipped);
resultWith0Outputs = new BuildResult(new Hashtable(), new Hashtable(StringComparer.OrdinalIgnoreCase), true, 1, 1, 2, true, string.Empty, string.Empty, 0, 0, 0);
resultWith1Outputs = new BuildResult(dictionary1, resultsByTarget1, true, 1, 1, 2, true, string.Empty, string.Empty, 0, 0, 0);
resultWith2Outputs = new BuildResult(dictionary2, resultsByTarget2, true, 1, 1, 2, true, string.Empty, string.Empty, 0, 0, 0);
uncacheableResult = new BuildResult(dictionary3, resultsByTarget3, true, 1, 1, 2, true, string.Empty, string.Empty, 0, 0, 0);
}
public void TestConstructorsAndProperties()
{
BuildResult resultWithOutputsFromBuildResult = new BuildResult(resultWithOutputs, false /* shallow copy */);
Assert.IsNotNull(resultWithOutputsFromBuildResult.OutputsByTarget, "Exepcted resultWithOutputsFromBuildResult.OutputsByTarget to not be null");
Assert.IsTrue(resultWithOutputsFromBuildResult.EvaluationResult, "Expected resultWithOutputsFromBuildResult.EvaluationResult to be true");
Assert.AreEqual(0, resultWithOutputsFromBuildResult.HandleId, "Expected resultWithOutputsFromBuildResult.NodeProxyId to be 0");
Assert.AreEqual(1, resultWithOutputsFromBuildResult.RequestId, "Expected resultWithOutputsFromBuildResult.RequestId to be 1");
Assert.AreEqual(2, resultWithOutputsFromBuildResult.ProjectId, "Expected resultWithOutputsFromBuildResult.ProjectId to be 1");
// Test some setters which are not set otherwise during the tests
resultWithOutputsFromBuildResult.HandleId = 3;
resultWithOutputsFromBuildResult.RequestId = 4;
Assert.AreEqual(3, resultWithOutputsFromBuildResult.HandleId, "Expected resultWithOutputsFromBuildResult.NodeProxyId to be 3");
Assert.AreEqual(4, resultWithOutputsFromBuildResult.RequestId, "Expected resultWithOutputsFromBuildResult.RequestId to be 4");
resultWithOutputsFromBuildResult = new BuildResult(resultWithOutputs, true /* deep copy */);
Assert.IsNotNull(resultWithOutputsFromBuildResult.OutputsByTarget, "Exepcted resultWithOutputsFromBuildResult.OutputsByTarget to not be null");
Assert.IsTrue(resultWithOutputsFromBuildResult.EvaluationResult, "Expected resultWithOutputsFromBuildResult.EvaluationResult to be true");
Assert.AreEqual(0, resultWithOutputsFromBuildResult.HandleId, "Expected resultWithOutputsFromBuildResult.NodeProxyId to be 0");
Assert.AreEqual(1, resultWithOutputsFromBuildResult.RequestId, "Expected resultWithOutputsFromBuildResult.RequestId to be 1");
Assert.AreEqual(2, resultWithOutputsFromBuildResult.ProjectId, "Expected resultWithOutputsFromBuildResult.ProjectId to be 1");
// Test some setters which are not set otherwise during the tests
resultWithOutputsFromBuildResult.HandleId = 3;
resultWithOutputsFromBuildResult.RequestId = 4;
Assert.AreEqual(3, resultWithOutputsFromBuildResult.HandleId, "Expected resultWithOutputsFromBuildResult.NodeProxyId to be 3");
Assert.AreEqual(4, resultWithOutputsFromBuildResult.RequestId, "Expected resultWithOutputsFromBuildResult.RequestId to be 4");
// Test the setting of RequestId
resultWithOutputsFromBuildResult.RequestId = 4;
Assert.AreEqual(4, resultWithOutputsFromBuildResult.RequestId, "Expected resultWithOutputsFromBuildResult.RequestId to be 4");
}
/// <summary>
/// Copy constructor
/// </summary>
internal BuildResult
(BuildResult buildResultToCopy, bool deepCopy)
{
ErrorUtilities.VerifyThrowArgumentNull(buildResultToCopy, "Cannot have a null build result passed in");
this.flags = buildResultToCopy.flags;
this.handleId = buildResultToCopy.handleId;
this.requestId = buildResultToCopy.requestId;
this.projectId = buildResultToCopy.projectId;
this.outputsByTarget = new Hashtable();
this.defaultTargets = buildResultToCopy.defaultTargets;
this.initialTargets = buildResultToCopy.initialTargets;
this.resultByTarget = new Hashtable(buildResultToCopy.resultByTarget, StringComparer.OrdinalIgnoreCase);
if (buildResultToCopy.outputsByTarget == null)
{
return;
}
if (deepCopy)
{
// Copy all the old data
foreach (DictionaryEntry entry in buildResultToCopy.outputsByTarget)
{
// Make deep copies of all the target outputs before
// passing them back
BuildItem[] originalArray = (BuildItem[])entry.Value;
BuildItem[] itemArray = new BuildItem[originalArray.Length];
for (int i = 0; i < originalArray.Length; i++)
{
if (!originalArray[i].IsUninitializedItem)
{
itemArray[i] = originalArray[i].Clone();
itemArray[i].CloneVirtualMetadata();
}
else
{
itemArray[i] = new BuildItem(null, originalArray[i].FinalItemSpecEscaped);
}
}
this.outputsByTarget.Add(entry.Key, itemArray);
}
}
else
{
// Create a new hashtable but point at the same data
foreach (DictionaryEntry entry in buildResultToCopy.outputsByTarget)
{
this.outputsByTarget.Add(entry.Key, entry.Value);
}
}
}
public void Initialize()
{
// Create some items and place them in a dictionary
// Add some include information so that when we check the final
// item spec we can verify that the item was recreated properly
buildItem1.Include = "TestInclude1";
buildItem2.Include = "TestInclude2";
BuildItem[] taskItems = new BuildItem[2];
taskItems[0] = buildItem1;
taskItems[1] = buildItem2;
Dictionary<object, object> dictionary = new Dictionary<object, object>();
dictionary.Add("TaskItems", taskItems);
resultNoOutputs = new BuildResult(null, new Hashtable(StringComparer.OrdinalIgnoreCase), true, 0, 1, 2, true, string.Empty, string.Empty, 0, 0, 0);
resultWithOutputs = new BuildResult(dictionary, new Hashtable(StringComparer.OrdinalIgnoreCase), true, 0, 1, 2, true, string.Empty, string.Empty, 0, 0, 0);
}
/// <summary>
/// Pretend we're actually building a project when really we're just retrieving the results from the cache.
/// </summary>
/// <param name="buildRequest"></param>
/// <param name="projectFileInfo"></param>
/// <param name="actuallyBuiltTargets"></param>
/// <param name="cachedResult"></param>
private void ProcessCachedResult
(
BuildRequest buildRequest,
FileInfo projectFileInfo,
ArrayList actuallyBuiltTargets,
BuildResult cachedResult
)
{
buildRequest.InitializeFromCachedResult(cachedResult);
if (Engine.debugMode)
{
Console.WriteLine("===Reusing cached result for " + buildRequest.GetTargetNamesList() + " in " +
buildRequest.ProjectFileName + " result is " + buildRequest.BuildSucceeded + " EngineNodeID: " + this.nodeId);
}
BuildEventContext requestContext = buildRequest.ParentBuildEventContext;
BuildEventContext currentContext = new BuildEventContext(this.nodeId, BuildEventContext.InvalidTargetId, GetNextProjectId(), BuildEventContext.InvalidTaskId);
primaryLoggingServices.LogProjectStarted(cachedResult.ProjectId, requestContext, currentContext, projectFileInfo.FullName,
buildRequest.GetTargetNamesList(),
new BuildPropertyGroupProxy(new BuildPropertyGroup()),
new BuildItemGroupProxy(new BuildItemGroup()));
primaryLoggingServices.LogComment(currentContext, MessageImportance.Low, "ToolsVersionInEffectForBuild", buildRequest.ToolsetVersion);
for (int i = 0; i < actuallyBuiltTargets.Count; i++)
{
string builtTargetName = EscapingUtilities.UnescapeAll((string)actuallyBuiltTargets[i]);
Target.BuildState buildState = (Target.BuildState)cachedResult.ResultByTarget[builtTargetName];
buildRequest.ResultByTarget[builtTargetName] = buildState;
primaryLoggingServices.LogComment(currentContext,
((buildState == Target.BuildState.CompletedSuccessfully) ? "TargetAlreadyCompleteSuccess" : "TargetAlreadyCompleteFailure"),
builtTargetName);
if (buildState == Target.BuildState.CompletedUnsuccessfully)
{
break;
}
}
primaryLoggingServices.LogProjectFinished(currentContext, projectFileInfo.FullName, cachedResult.EvaluationResult);
if (!buildRequest.IsGeneratedRequest)
{
CheckForBuildCompletion();
}
else
{
Router.PostDoneNotice(buildRequest);
}
}
/// <summary>
/// This method lets the engine provide node with results of an evaluation it was waiting on.
/// </summary>
internal void PostBuildResult(BuildResult buildResult)
{
ErrorUtilities.VerifyThrow(localEngine != null, "Local engine should be initialized");
// Figure out the local handle id
NodeRequestMapping nodeRequestMapping = null;
try
{
lock (requestToLocalIdMapping)
{
nodeRequestMapping = (NodeRequestMapping)requestToLocalIdMapping[buildResult.RequestId];
requestToLocalIdMapping.Remove(buildResult.RequestId);
}
if (Engine.debugMode)
{
Console.WriteLine(nodeId + ": Got result for Request Id " + buildResult.RequestId);
Console.WriteLine(nodeId + ": Received result for HandleId " + buildResult.HandleId + ":" + buildResult.RequestId + " mapped to " + nodeRequestMapping.HandleId + ":" + nodeRequestMapping.RequestId);
}
buildResult.HandleId = nodeRequestMapping.HandleId;
buildResult.RequestId = nodeRequestMapping.RequestId;
nodeRequestMapping.AddResultToCache(buildResult);
// posts the result to the inproc node
localEngine.Router.PostDoneNotice(0, buildResult);
}
catch (Exception ex)
{
ReportUnhandledError(ex);
}
}
private static void CompareBuildResult(BuildResult result1, BuildResult result2)
{
Assert.AreEqual(result1.HandleId, result2.HandleId, "Expected HandleId to Match");
Assert.AreEqual(result1.RequestId, result2.RequestId, "Expected RequestId to Match");
Assert.AreEqual(result1.ProjectId, result2.ProjectId, "Expected ProjectId to Match");
Assert.AreEqual(result1.UseResultCache, result2.UseResultCache, "Expected UseResultCache to Match");
Assert.IsTrue(string.Compare(result1.InitialTargets, result2.InitialTargets, StringComparison.OrdinalIgnoreCase) == 0, "Expected InitialTargets to Match");
Assert.IsTrue(string.Compare(result1.DefaultTargets, result2.DefaultTargets, StringComparison.OrdinalIgnoreCase) == 0, "Expected DefaultTargets to Match");
}
public void TestUncacheableProperty()
{
BuildResult resultCacheable = new BuildResult(null, new Hashtable(StringComparer.OrdinalIgnoreCase), true, 0, 1, 2, false, string.Empty, string.Empty, 0, 0, 0);
Assert.IsFalse(resultCacheable.UseResultCache, "Expected resultCacheable.UseResultCache to be false");
BuildResult resultUncacheable = new BuildResult(null, new Hashtable(StringComparer.OrdinalIgnoreCase), true, 0, 1, 2, true, string.Empty, string.Empty, 0, 0, 0);
Assert.IsTrue(resultUncacheable.UseResultCache, "Expected resultUncacheable.UseResultCache to be true");
}
/// <summary>
/// This method is used by the child node to post results of a build request back to the
/// parent node. The parent node then decides if need to re-route the results to another node
/// that requested the evaluation or if it will consume the result locally
/// </summary>
/// <param name="buildResult"></param>
public void PostBuildResultToHost(BuildResult buildResult)
{
RequestRoutingContext routingContext = GetRoutingContextFromHandleId(buildResult.HandleId);
ErrorUtilities.VerifyThrow(routingContext.CacheScope != null, "Cache scope should be created for this context");
// Cache the results
routingContext.CacheScope.AddCacheEntryForBuildResults(buildResult);
if (Engine.debugMode)
{
Console.WriteLine("Received result for HandleId " + buildResult.HandleId + ":" + buildResult.RequestId + " mapped to " + routingContext.ParentHandleId + ":" + routingContext.ParentRequestId);
}
// Update the results with the original handle id and request id, so that
buildResult.HandleId = routingContext.ParentHandleId;
// If the build result is created from a generated build request a done notice should be posted as other targets could be waiting for this target to finish
if (buildResult.HandleId != invalidEngineHandle)
{
buildResult.RequestId = routingContext.ParentRequestId;
parentEngine.Router.PostDoneNotice(routingContext.ParentNodeIndex, buildResult);
}
else // The build results need to be stored into the build request so they can be sent back to the host that requested the build
{
routingContext.TriggeringBuildRequest.OutputsByTarget = buildResult.OutputsByTarget;
routingContext.TriggeringBuildRequest.BuildSucceeded = buildResult.EvaluationResult;
routingContext.TriggeringBuildRequest.BuildCompleted = true;
parentEngine.PostEngineCommand(new HostBuildRequestCompletionEngineCommand());
}
// At this point the execution context we created for the execution of this build request can be deleted
lock (freedContexts)
{
freedContexts.Add(routingContext);
}
}
internal LocalCallDescriptorForPostBuildResult(BuildResult buildResult)
: base(LocalCallType.PostBuildResult)
{
this.buildResult = buildResult;
}
internal virtual ReferenceNode CreateReferenceNode(string referenceType, ProjectElement element, BuildResult buildResult)
{
ReferenceNode node = null;
if (referenceType == ProjectFileConstants.COMReference)
{
node = this.CreateComReferenceNode(element);
}
else if (referenceType == ProjectFileConstants.Reference)
{
node = this.CreateAssemblyReferenceNode(element, buildResult);
}
else if (referenceType == ProjectFileConstants.ProjectReference)
{
node = this.CreateProjectReferenceNode(element);
EnableCachingForProjectReferencesInBatchUpdate(node);
}
return node;
}
internal void AddResultToCache(BuildResult buildResult)
{
resultsCache.AddCacheEntryForBuildResults(buildResult);
}
internal static BuildResult CreateFromStream(BinaryReader reader)
{
BuildResult buildResult = new BuildResult();
#region OutputsByTarget
if (reader.ReadByte() == 0)
{
buildResult.outputsByTarget = null;
}
else
{
int numberOfElements = reader.ReadInt32();
buildResult.outputsByTarget = new Hashtable(numberOfElements, StringComparer.OrdinalIgnoreCase);
for (int i = 0; i < numberOfElements; i++)
{
string key = reader.ReadString();
BuildItem[] value = null;
if (reader.ReadByte() != 0)
{
int sizeOfArray = reader.ReadInt32();
value = new BuildItem[sizeOfArray];
for (int j = 0; j < sizeOfArray; j++)
{
BuildItem itemToAdd = null;
if (reader.ReadByte() != 0)
{
itemToAdd = new BuildItem(null, string.Empty);
itemToAdd.CreateFromStream(reader);
}
value[j] = itemToAdd;
}
}
buildResult.outputsByTarget.Add(key, value);
}
}
#endregion
#region ResultsByTarget
//Write Number of HashItems
int numberOfHashKeyValuePairs = reader.ReadInt32();
buildResult.resultByTarget = new Hashtable(numberOfHashKeyValuePairs, StringComparer.OrdinalIgnoreCase);
for (int i = 0; i < numberOfHashKeyValuePairs; i++)
{
string key = reader.ReadString();
int value = reader.ReadInt32();
buildResult.resultByTarget.Add(key, (Target.BuildState)value);
}
#endregion
buildResult.flags = reader.ReadByte();
buildResult.handleId = reader.ReadInt32();
buildResult.requestId = reader.ReadInt32();
buildResult.projectId = reader.ReadInt32();
#region DefaultTargets
if (reader.ReadByte() == 0)
{
buildResult.defaultTargets = null;
}
else
{
buildResult.defaultTargets = reader.ReadString();
}
#endregion
#region InitialTargets
if (reader.ReadByte() == 0)
{
buildResult.initialTargets = null;
}
else
{
buildResult.initialTargets = reader.ReadString();
}
#endregion
#region Timing data
buildResult.totalTime = reader.ReadInt32();
buildResult.engineTime = reader.ReadInt32();
buildResult.taskTime = reader.ReadInt32();
#endregion
return buildResult;
}
/// <summary>
/// Initialize this build request with a cached build result
/// </summary>
/// <param name="cachedResult"></param>
internal void InitializeFromCachedResult(BuildResult cachedResult)
{
this.OutputsByTarget = cachedResult.OutputsByTarget;
this.BuildSucceeded = cachedResult.EvaluationResult;
this.BuildCompleted = true;
this.DefaultTargets = cachedResult.DefaultTargets;
this.InitialTargets = cachedResult.InitialTargets;
this.projectId = cachedResult.ProjectId;
this.restoredFromCache = true;
}
/// <summary>
/// This method adds cached results for each target results for which are contained inside
/// the build result. This method is thread safe.
/// </summary>
internal void AddCacheEntryForBuildResults(BuildResult buildResult)
{
ErrorUtilities.VerifyThrow(buildResult != null, "Expect a non-null build result");
// Don't cache results if they are marked as uncacheable
if (!buildResult.UseResultCache)
{
return;
}
cacheScopeReaderWriterLock.AcquireWriterLock(Timeout.Infinite);
try
{
if (!ContainsCacheEntry(Constants.defaultTargetCacheName))
{
// If the project file is malformed the build may fail without initializing the initialtargets or
// the default targests fields. The retrieval code expects non-null values
// so it is necessary to replace null with empty string
ErrorUtilities.VerifyThrow(buildResult.EvaluationResult == false || buildResult.InitialTargets != null &&
buildResult.DefaultTargets != null,
"Expect initial targets to be non-null for successful builds");
string defaultTargets = buildResult.DefaultTargets == null ? String.Empty : buildResult.DefaultTargets;
PropertyCacheEntry defaultTargetsCacheEntry = new PropertyCacheEntry(Constants.defaultTargetCacheName, defaultTargets);
AddCacheEntryInternal(defaultTargetsCacheEntry);
string initialTargets = buildResult.InitialTargets == null ? String.Empty : buildResult.InitialTargets;
PropertyCacheEntry initialTargetsCacheEntry = new PropertyCacheEntry(Constants.initialTargetCacheName, initialTargets);
AddCacheEntryInternal(initialTargetsCacheEntry);
}
if (!ContainsCacheEntry(Constants.projectIdCacheName))
{
PropertyCacheEntry projectIdCacheEntry = new PropertyCacheEntry(Constants.projectIdCacheName, buildResult.ProjectId.ToString(CultureInfo.InvariantCulture));
AddCacheEntryInternal(projectIdCacheEntry);
}
IDictionary outputsByTargetName = buildResult.OutputsByTarget;
//Create single entry for each target in the request
foreach (DictionaryEntry entry in buildResult.ResultByTarget)
{
Target.BuildState buildState = (Target.BuildState)entry.Value;
// Only cache successful and failed targets
if ((buildState == Target.BuildState.CompletedSuccessfully) ||
(buildState == Target.BuildState.CompletedUnsuccessfully))
{
BuildItem[] targetOutputs = null;
// Only cache output items for successful targets
if (buildState == Target.BuildState.CompletedSuccessfully)
{
ErrorUtilities.VerifyThrow(buildResult.OutputsByTarget.Contains(entry.Key),
"We must have build results for successful targets");
BuildItem[] outputItems = (BuildItem[])buildResult.OutputsByTarget[entry.Key];
// It's essential that we clear out any pointers to the project from the BuildItem;
// otherwise the cache will hold onto the project, and not save any memory.
if (outputItems != null)
{
for (int i = 0; i < outputItems.Length; i++)
{
outputItems[i] = outputItems[i].VirtualClone(true /* remove references to minimise transitive size */);
}
}
targetOutputs = (BuildItem[])buildResult.OutputsByTarget[entry.Key];
}
BuildResultCacheEntry cacheEntry = new BuildResultCacheEntry((string)entry.Key, targetOutputs,
(buildState == Target.BuildState.CompletedSuccessfully));
if (Engine.debugMode)
{
Console.WriteLine("+++Adding cache entry for " + (string)entry.Key + " in " +
this.ScopeName + " result: " + (buildState == Target.BuildState.CompletedSuccessfully));
}
AddCacheEntryInternal(cacheEntry);
}
}
}
finally
{
cacheScopeReaderWriterLock.ReleaseWriterLock();
}
}
public virtual void Refresh()
{
// Let MSBuild know which configuration we are working with
project.SetConfiguration(projectCfg.ConfigCanonicalName);
var result = new BuildResult(MSBuildResult.Failed, null);
if (project.ProjectMgr.BuildProject.Targets.ContainsKey(ProjectFileConstants.AllProjectOutputGroups))
{
result = project.InvokeMsBuild(ProjectFileConstants.AllProjectOutputGroups, false /*isBeingCalledByComputeSourcesAndFlags*/);
if (!result.IsSuccessful)
{
// we could not compute it, probably because there is a real build going on right now
project.SetCurrentConfiguration();
return;
}
}
// Rebuild the content of our list of output
string outputType = this.targetName + "Output";
this.outputs.Clear();
foreach (Microsoft.Build.Execution.ProjectItemInstance assembly in result.ProjectInstance.GetItems(outputType))
{
Output output = new Output(project, assembly);
this.outputs.Add(output);
// See if it is our key output
if (String.Compare(MSBuildItem.GetMetadataValue(assembly, "IsKeyOutput"), true.ToString(), StringComparison.OrdinalIgnoreCase) == 0)
keyOutput = output;
}
project.SetCurrentConfiguration();
// Now that the group is built we have to check if it is invalidated by a property
// change on the project.
project.OnProjectPropertyChanged += new EventHandler<ProjectPropertyChangedArgs>(OnProjectPropertyChanged);
}
protected override BuildResult OnBuild (IProgressMonitor monitor, ConfigurationSelector configuration)
{
DotNetProject project = Project;
bool hasBuildableFiles = false;
foreach (ProjectFile pf in project.Files) {
if (pf.BuildAction == BuildAction.Compile || pf.BuildAction == BuildAction.EmbeddedResource) {
hasBuildableFiles = true;
break;
}
}
if (!hasBuildableFiles)
return new BuildResult ();
if (project.LanguageBinding == null) {
BuildResult langres = new BuildResult ();
string msg = GettextCatalog.GetString ("Unknown language '{0}'. You may need to install an additional add-in to support this language.", project.LanguageName);
langres.AddError (msg);
monitor.ReportError (msg, null);
return langres;
}
BuildResult refres = null;
HashSet<ProjectItem> itemsToExclude = new HashSet<ProjectItem> ();
foreach (ProjectReference pr in project.References) {
if (pr.ReferenceType == ReferenceType.Project) {
// Ignore non-dotnet projects
Project p = project.ParentSolution != null ? project.ParentSolution.FindProjectByName (pr.Reference) : null;
if (p != null && !(p is DotNetProject))
continue;
if (p == null || pr.GetReferencedFileNames (configuration).Length == 0) {
if (refres == null)
refres = new BuildResult ();
string msg = GettextCatalog.GetString ("Referenced project '{0}' not found in the solution.", pr.Reference);
monitor.ReportWarning (msg);
refres.AddWarning (msg);
}
}
if (!pr.IsValid) {
if (refres == null)
refres = new BuildResult ();
string msg;
if (!pr.IsExactVersion && pr.SpecificVersion) {
msg = GettextCatalog.GetString ("Reference '{0}' not found on system. Using '{1}' instead.", pr.StoredReference, pr.Reference);
monitor.ReportWarning (msg);
refres.AddWarning (msg);
}
else {
bool errorsFound = false;
foreach (string asm in pr.GetReferencedFileNames (configuration)) {
if (!File.Exists (asm)) {
msg = GettextCatalog.GetString ("Assembly '{0}' not found. Make sure that the assembly exists in disk. If the reference is required to build the project you may get compilation errors.", Path.GetFileName (asm));
refres.AddWarning (msg);
monitor.ReportWarning (msg);
errorsFound = true;
itemsToExclude.Add (pr);
}
}
msg = null;
if (!errorsFound) {
msg = GettextCatalog.GetString ("The reference '{0}' is not valid for the target framework of the project.", pr.StoredReference, pr.Reference);
monitor.ReportWarning (msg);
refres.AddWarning (msg);
itemsToExclude.Add (pr);
}
}
}
}
DotNetProjectConfiguration conf = (DotNetProjectConfiguration) project.GetConfiguration (configuration);
// Create a copy of the data needed to compile the project.
// This data can be modified by extensions.
// Also filter out items whose condition evaluates to false
BuildData buildData = new BuildData ();
ProjectParserContext ctx = new ProjectParserContext (project, conf);
buildData.Items = new ProjectItemCollection ();
foreach (ProjectItem item in project.Items) {
if (!itemsToExclude.Contains (item) && (string.IsNullOrEmpty (item.Condition) || ConditionParser.ParseAndEvaluate (item.Condition, ctx)))
buildData.Items.Add (item);
}
buildData.Configuration = (DotNetProjectConfiguration) conf.Clone ();
buildData.Configuration.SetParentItem (project);
buildData.ConfigurationSelector = configuration;
return ProjectExtensionUtil.Compile (monitor, project, buildData, delegate {
ProjectItemCollection items = buildData.Items;
BuildResult res = BuildResources (buildData.Configuration, ref items, monitor);
if (res != null)
return res;
res = project.LanguageBinding.Compile (items, buildData.Configuration, buildData.ConfigurationSelector, monitor);
if (refres != null) {
refres.Append (res);
return refres;
}
else
return res;
});
}
/// <summary>
/// Creates an assembly refernce node from a project element.
/// </summary>
internal virtual AssemblyReferenceNode CreateAssemblyReferenceNode(ProjectElement element, BuildResult buildResult)
{
AssemblyReferenceNode node = null;
try
{
node = AssemblyReferenceNode.CreateFromProjectFile(this.ProjectMgr, element, buildResult);
}
catch (ArgumentNullException e)
{
Trace.WriteLine("Exception : " + e.Message);
}
catch (FileNotFoundException e)
{
Trace.WriteLine("Exception : " + e.Message);
}
catch (BadImageFormatException e)
{
Trace.WriteLine("Exception : " + e.Message);
}
catch (FileLoadException e)
{
Trace.WriteLine("Exception : " + e.Message);
}
catch (System.Security.SecurityException e)
{
Trace.WriteLine("Exception : " + e.Message);
}
return node;
}
internal override void CreateFromStream(BinaryReader reader)
{
base.CreateFromStream(reader);
buildResult = BuildResult.CreateFromStream(reader);
}
private static BuildResult CreateBuildResult()
{
BuildItem buildItem1 = new BuildItem(null, "Item1");
BuildItem buildItem2 = new BuildItem("BuildItem2", "Item2");
BuildItem buildItem3 = BuildItem_Tests.GetXmlBackedItemWithDefinitionLibrary(); // default metadata m=m1 and o=o1
buildItem1.Include = "TestInclude1";
buildItem2.Include = "TestInclude2";
buildItem1.SetMetadata("m", "m1");
buildItem1.SetMetadata("n", "n1");
buildItem3.SetMetadata("n", "n1");
buildItem3.SetMetadata("o", "o2");
BuildItem[] taskItems = new BuildItem[3];
taskItems[0] = buildItem1;
taskItems[1] = buildItem2;
taskItems[2] = buildItem3;
Dictionary<object, object> dictionary = new Dictionary<object, object>();
dictionary.Add("TaskItems", taskItems);
BuildResult resultWithOutputs = new BuildResult(dictionary, new Hashtable(StringComparer.OrdinalIgnoreCase), true, 0, 1, 2, true, "Foo", "Fighter", 1, 2, 3);
resultWithOutputs.ResultByTarget.Add("ONE", Target.BuildState.CompletedSuccessfully);
resultWithOutputs.HandleId = 0;
resultWithOutputs.RequestId = 1;
return resultWithOutputs;
}
public void TestNullParameterInConstructor()
{
BuildResult shouldFail = new BuildResult(null, false /* shallow copy */);
}
/// <summary>
/// This function implements the callback via the IBuildEngine interface
/// </summary>
/// <returns>result of call to engine</returns>
virtual internal bool BuildProjectFile
(
int handleId,
string[] projectFileNames,
string[] targetNames,
IDictionary[] globalPropertiesPerProject,
IDictionary[] targetOutputsPerProject,
EngineLoggingServices loggingServices,
string [] toolsVersions,
bool useResultsCache,
bool unloadProjectsOnCompletion,
BuildEventContext taskContext
)
{
if (projectFileNames.Length == 0)
{
// Nothing to do, just return success
return true;
}
string currentDir = FileUtilities.GetCurrentDirectoryStaticBuffer(currentDirectoryBuffer);
if (Engine.debugMode)
{
string targetName = targetNames == null ? "null" : targetNames[0];
bool remoteNode = false;
for (int r = 0; r < projectFileNames.Length; r++)
{
string fullProjectName = projectFileNames[r] != null ?
projectFileNames[r] : "null";
Console.WriteLine("RemoteNode: " + remoteNode + " Project " + fullProjectName + " T:" + targetName + " NodeProdyId# " + handleId + " Time " + DateTime.Now.ToLongTimeString());
if (globalPropertiesPerProject[r] != null)
{
foreach (DictionaryEntry entry in globalPropertiesPerProject[r])
{
Console.WriteLine(currentDir + " :GLOBAL " + entry.Key + "=" + entry.Value.ToString());
}
}
}
}
BuildRequest[] buildRequests = new BuildRequest[projectFileNames.Length];
for (int i = 0; i < buildRequests.Length; i++)
{
// We need to get the full path to the project before we call back
// into the engine which has no control over current path
string fullProjectName = projectFileNames[i] != null ?
Path.GetFullPath(projectFileNames[i]) : null;
buildRequests[i] = new BuildRequest(handleId, fullProjectName, targetNames, globalPropertiesPerProject[i],
toolsVersions[i], i, useResultsCache, unloadProjectsOnCompletion);
ErrorUtilities.VerifyThrow(buildRequests[i].IsGeneratedRequest == true, "Should not be sending non generated requests from TEM to engine");
buildRequests[i].ParentBuildEventContext = taskContext;
}
BuildResult[] buildResultsLocal = new BuildResult[projectFileNames.Length];
if (moduleMode == TaskExecutionModuleMode.SingleProcMode)
{
for (int i = 0; i < projectFileNames.Length; i++)
{
// If we are running in a single threaded mode we need to
// re-enter the main build loop on the current thread in order
// to build the requested project, because the main build is below
// us on the stack
engineCallback.PostBuildRequestsToHost(new BuildRequest[] { buildRequests[i] });
buildResultsLocal[i] = engineCallback.GetParentEngine().EngineBuildLoop(buildRequests[i]);
buildResultsLocal[i].ConvertToTaskItems();
}
}
else
{
WaitForBuildResults(handleId, buildResultsLocal, buildRequests);
}
// Store the outputs in the hashtables provided by the caller
bool overallResult = true;
for (int i = 0; i < buildResultsLocal.Length; i++)
{
// Users of the Object Model can pass in null targetOutputs for projects they do not want outputs for
// therefore we need to make sure that there are targetoutputs and the users want the results
if (buildResultsLocal[i] != null)
{
if (buildResultsLocal[i].OutputsByTarget != null && targetOutputsPerProject[i] != null)
{
foreach (DictionaryEntry entry in buildResultsLocal[i].OutputsByTarget)
{
targetOutputsPerProject[i].Add(entry.Key, entry.Value);
}
overallResult = overallResult && buildResultsLocal[i].EvaluationResult;
}
}
else
{
// The calculation was terminated prior to receiving the result
overallResult = false;
}
}
// We're now returning from an IBuildEngine callback;
// set the current directory back to what the tasks expect
if (Directory.GetCurrentDirectory() != currentDir)
{
Directory.SetCurrentDirectory(currentDir);
}
if (Engine.debugMode)
{
bool remoteNode = false;
string targetName = targetNames == null ? "null" : targetNames[0];
Console.WriteLine("RemoteNode: " + remoteNode + " T:" + targetName + " HandleId# " + handleId + " Result " + overallResult);
}
return overallResult;
}
public void CustomSerialization()
{
MemoryStream stream = new MemoryStream();
BinaryWriter writer = new BinaryWriter(stream);
BinaryReader reader = new BinaryReader(stream);
try
{
stream.Position = 0;
BuildResult result1 = new BuildResult(resultWithOutputs, false /* shallow copy */);
result1.HandleId = 2;
result1.RequestId = 3;
result1.WriteToStream(writer);
BuildResult result2 = new BuildResult(resultWithOutputs, true /* deep copy */);
result2.HandleId = 2;
result2.RequestId = 3;
result2.WriteToStream(writer);
BuildResult result3 = new BuildResult(null, new Hashtable(StringComparer.OrdinalIgnoreCase), true, 0, 1, 2, true, null, null, 0, 0, 0);
result3.HandleId = 2;
result3.RequestId = 3;
result3.WriteToStream(writer);
BuildResult result4 = new BuildResult(null, new Hashtable(StringComparer.OrdinalIgnoreCase), true, 0, 1, 2, true, "DefaultTarget", "InitialTarget", 0, 0, 0);
result4.HandleId = 2;
result4.RequestId = 3;
result4.ResultByTarget.Add("ONE", Target.BuildState.CompletedSuccessfully);
result4.WriteToStream(writer);
long streamWriteEndPosition = stream.Position;
stream.Position = 0;
BuildResult result5 = BuildResult.CreateFromStream(reader);
BuildResult result6 = BuildResult.CreateFromStream(reader);
BuildResult result7 = BuildResult.CreateFromStream(reader);
BuildResult result8 = BuildResult.CreateFromStream(reader);
long streamReadEndPosition = stream.Position;
Assert.IsTrue(streamWriteEndPosition == streamReadEndPosition, "Stream end positions should be equal");
CompareBuildResult(result1, result5);
CompareBuildResult(result2, result6);
CompareBuildResult(result3, result7);
CompareBuildResult(result4, result8);
Assert.IsTrue(result8.ResultByTarget.Count == 1);
Assert.IsTrue(((Target.BuildState)result8.ResultByTarget["ONE"]) == Target.BuildState.CompletedSuccessfully);
BuildItem[] buildItemArray = ((BuildItem[])result1.OutputsByTarget["TaskItems"]);
Assert.IsTrue(buildItemArray.Length == 2);
Assert.IsTrue(string.Compare(buildItemArray[0].Include, buildItem1.Include, StringComparison.OrdinalIgnoreCase)==0);
Assert.IsTrue(string.Compare(buildItemArray[1].Include, buildItem2.Include, StringComparison.OrdinalIgnoreCase) == 0);
Assert.IsTrue(string.Compare(buildItemArray[1].Name, buildItem2.Name, StringComparison.OrdinalIgnoreCase) == 0);
}
finally
{
reader.Close();
writer = null;
stream = null;
}
}
/// <summary>
/// Once the buildRequests from the EngineCallback have been created they are sent to this method which will
/// post the build requests to the parent engine and then wait on the results to come back.
/// This method uses either a breadthFirst or depthFirst traversal strategy when sending buildRequests to the parent engine.
/// This method will start in breadthFirst traversal. It will continue to use this strategy until one of two events occur:
/// 1. The parent node sents a message indicating the TEM should switch to depthFirst traversal.
/// 2. The number of buildRequests is larger than the batchRequestSize.
/// In both of these cases the system will go from a breadthFirstTraversal to a depthFirst Traversal. In the second case
/// a message will be sent to the parent engine to switch the system to depthFirst traversal as the system is starting to
/// be overloaded with work.
/// In a depth first strategy the buildRequests will be sent to the parent engine one at a time and waiting for results for
/// each buildRequest sent. In a breadthFirst traversal strategy some number of the buildrequests will be sent to the parent engine
/// in a batch of requests. The system will then wait on the results of ALL the build requests sent before continuing
/// to send more build requests.
/// </summary>
private void WaitForBuildResults(int handleId, BuildResult[] buildResultsLocal, BuildRequest[] buildRequests)
{
// If the traversal strategy is breadth first and the number of requests is less than the batchRequestSize
// or if there is only 1 build request then send ALL build requests to the parent engine and wait on the results.
if ((breadthFirstTraversal == true && buildRequests.Length < batchRequestSize) || buildRequests.Length == 1)
{
engineCallback.PostBuildRequestsToHost(buildRequests);
workerThread.WaitForResults(handleId, buildResultsLocal, buildRequests);
}
else
{
int currentRequestIndex = 0; // Which build request is being processed
int numberOfRequestsToSend = 0; // How many buildRequests are going to be sent based on the number of buildRequests remaining and the build request batch size.
// Arrays that will be used to partion the buildRequests array when sending batches of builds requests at a time.
BuildRequest[] wrapperArrayBreadthFirst = new BuildRequest[batchRequestSize];
BuildResult[] resultsArrayBreadthFirst = new BuildResult[batchRequestSize];
// Pre allocate these arrays as they will always be only one element in size. They are assigned to and filled when doing a depth first traversal.
BuildRequest[] wrapperArrayDepthFirst = new BuildRequest[1];
BuildResult[] resultsArrayDepthFirst = new BuildResult[1];
// While there are still requests to send
while (currentRequestIndex < buildRequests.Length)
{
// If there is a breadth first traversal and there are more than batchRequestSize build requests, send the first batchRequestSize, then do the rest depth first
if (breadthFirstTraversal == true)
{
// Figure out how many requests to send, either the full batch size or only part of a batch
numberOfRequestsToSend = (buildRequests.Length - currentRequestIndex) <batchRequestSize ? (buildRequests.Length - currentRequestIndex) : batchRequestSize;
// Initialize the wrapper array to how many requests are going to be sent
if (numberOfRequestsToSend != wrapperArrayBreadthFirst.Length)
{
wrapperArrayBreadthFirst = new BuildRequest[numberOfRequestsToSend];
resultsArrayBreadthFirst = new BuildResult[numberOfRequestsToSend];
}
// Fill the wrapper array with one batch of build requests
for (int i = 0; i < numberOfRequestsToSend; i++)
{
wrapperArrayBreadthFirst[i] = buildRequests[currentRequestIndex + i];
wrapperArrayBreadthFirst[i].RequestId = i;
resultsArrayBreadthFirst[i] = null;
}
engineCallback.PostBuildRequestsToHost(wrapperArrayBreadthFirst);
// Only switch from breadth to depth if there are more thanbatchRequestSize items
if ((buildRequests.Length - currentRequestIndex) > batchRequestSize)
{
engineCallback.PostStatus(nodeId, new NodeStatus(false /* use depth first traversal*/), false /* don't block waiting on the send */);
breadthFirstTraversal = false;
}
workerThread.WaitForResults(handleId, resultsArrayBreadthFirst, wrapperArrayBreadthFirst);
Array.Copy(resultsArrayBreadthFirst, 0, buildResultsLocal, currentRequestIndex, numberOfRequestsToSend);
currentRequestIndex += numberOfRequestsToSend;
}
// Proceed with depth first traversal
while ((currentRequestIndex < buildRequests.Length) && !breadthFirstTraversal)
{
wrapperArrayDepthFirst[0] = buildRequests[currentRequestIndex];
buildRequests[currentRequestIndex].RequestId = 0;
resultsArrayDepthFirst[0] = null;
engineCallback.PostBuildRequestsToHost(wrapperArrayDepthFirst);
workerThread.WaitForResults(handleId, resultsArrayDepthFirst, wrapperArrayDepthFirst);
//Copy the result from an intermediate array to the full array
buildResultsLocal[currentRequestIndex] = resultsArrayDepthFirst[0];
//Check if the call failed (null result was returned)
if (buildResultsLocal[currentRequestIndex] == null)
{
return;
}
//Move to the next request
currentRequestIndex++;
}
}
}
}
/// <summary>
/// This method lets the engine provide node with results of an evaluation it was waiting on.
/// </summary>
/// <param name="buildResult"></param>
internal void PostBuildResults(BuildResult buildResult)
{
// Do nothing in the single proc mode
if (moduleMode == TaskExecutionModuleMode.SingleProcMode)
{
return;
}
buildResult.ConvertToTaskItems();
workerThread.PostBuildResult(buildResult);
}
private void BuildCoda(BuildResult result, IVsOutputWindowPane output, bool shouldRepaintReferences)
{
try
{
// Now repaint references if that is needed.
// We hardly rely here on the fact the ResolveAssemblyReferences target has been run as part of the build.
// One scenario to think at is when an assembly reference is renamed on disk thus becomming unresolvable,
// but msbuild can actually resolve it.
// Another one if the project was opened only for browsing and now the user chooses to build or rebuild.
if (shouldRepaintReferences && (result.IsSuccessful))
{
this.RefreshReferences(result);
}
}
finally
{
try
{
ErrorHandler.ThrowOnFailure(output.FlushToTaskList());
}
finally
{
NotifyBuildEnd(result.IsSuccessful);
}
}
}
void INodeProvider.PostBuildResultToNode(int nodeIndex, BuildResult buildResultToPost)
{
if (nodeIndex > nodeDescriptions.Count)
{
throw new ArgumentException("Node index is out of range");
}
buildResultsSubmittedToProvider.Add(buildResultToPost);
}
internal void AddResultToCache(BuildResult buildResult)
{
resultsCache.AddCacheEntryForBuildResults(buildResult);
}
/// <summary>
/// This method posts outputs of a build to the node that made the request
/// </summary>
/// <param name="buildResult"></param>
internal void PostBuildResultToHost(BuildResult buildResult)
{
try
{
outProcLoggingService.ProcessPostedLoggingEvents();
parentCallback.PostBuildResultToHost(buildResult);
}
catch (Exception e)
{
ReportUnhandledError(e);
}
}
/// <summary>
/// Post a build result to a node, the node index is an index into the list of nodes provided by all node providers
/// registered to the node manager, the 0 in index is a local call to taskexecutionmodule
/// </summary>
/// <param name="nodeIndex"></param>
/// <param name="buildResult"></param>
internal void PostBuildResultToNode(int nodeIndex, BuildResult buildResult)
{
ErrorUtilities.VerifyThrow(nodeIndex <= nodeList.Count, "Should not pass a node index higher then the number of nodes in nodeManager");
if (nodeIndex != 0)
{
nodeList[nodeIndex-1].NodeProvider.PostBuildResultToNode(nodeList[nodeIndex-1].NodeIndex, buildResult);
}
else
{
taskExecutionModule.PostBuildResults(buildResult);
}
}
/// <summary>
/// Refreshes references and redraws them correctly.
/// </summary>
private void RefreshReferences(BuildResult buildResult)
{
// Refresh the reference container node for assemblies that could be resolved.
IReferenceContainer referenceContainer = this.config.ProjectMgr.GetReferenceContainer();
foreach (ReferenceNode referenceNode in referenceContainer.EnumReferences())
{
referenceNode.RefreshReference(buildResult);
}
}
/// <summary>
/// This is the loop for all active threads. Depending on the current execution mode the thread
/// will listen to different events. There is only one thread at the time that owns the workitem
/// queue and listens for tasks to be executed. There is also only one thread at a time that is
/// execution a task. That thread owns the current directory and the environment block.
/// </summary>
/// <param name="executionMode"></param>
/// <param name="nodeProxyId"></param>
/// <param name="requestResults"></param>
private void NodeActionLoop(NodeLoopExecutionMode executionMode, int nodeProxyId, BuildResult [] requestResults)
{
// Create an array of event to the node thread responds
WaitHandle[] waitHandles = GetHandlesArray(executionMode);
int resultCount = 0;
// A thread that is waiting for a done notification is no longer
// actively executing a task so the active cound needs to be decreased
if (executionMode != NodeLoopExecutionMode.BaseActiveThread)
{
Interlocked.Decrement(ref activeThreadCount);
threadCountEvent.Set();
}
bool continueExecution = true;
while (continueExecution)
{
int eventType = WaitHandle.WaitAny(waitHandles);
if (Environment.GetEnvironmentVariable("MSBUILDDEBUG") == "1")
{
Console.WriteLine("NodeProxy :" + nodeProxyId + " waking up due " + eventType);
}
// Node exit event - all threads need to exit
if (eventType == 0)
{
continueExecution = false;
}
// New work item has appeared in the queue
else if (eventType == 1 && executionMode != NodeLoopExecutionMode.WaitingPassiveThread)
{
ErrorUtilities.VerifyThrow(
executionMode == NodeLoopExecutionMode.WaitingActiveThread ||
executionMode == NodeLoopExecutionMode.BaseActiveThread,
"Only active threads should receive work item events");
if (executionMode == NodeLoopExecutionMode.BaseActiveThread)
{
TaskExecutionState taskToExecute = null;
lock (workItemQueue)
{
taskToExecute = workItemQueue.Dequeue();
// We may get a single event for multiple messages so only reset the event
// if the queue is empty
if (workItemQueue.Count == 0)
{
workItemInsertionEvent.Reset();
}
}
// Execute the task either directly or on a child thread
ErrorUtilities.VerifyThrow(taskToExecute != null, "Expected a workitem");
// Wait until all there are no other active threads, we
// always transition from 0 to 1 atomically before executing the task
while (Interlocked.CompareExchange(ref activeThreadCount, 1, 0) != 0)
{
threadCountEvent.WaitOne();
threadCountEvent.Reset();
}
proxyIdToWorkerThread[taskToExecute.NodeProxyId] = this;
// Actually execute the task
taskToExecute.ExecuteTask();
proxyIdToWorkerThread.Remove(taskToExecute.NodeProxyId);
// Indicate that this thread is no longer active
Interlocked.Decrement(ref activeThreadCount);
threadCountEvent.Set();
}
else
{
// Change the thread execution mode since it will no longer be
// listening to the work item queue
executionMode = NodeLoopExecutionMode.WaitingPassiveThread;
threadActive = false;
waitHandles = GetHandlesArray(executionMode);
TaskWorkerThread workerThread = null;
lock (workerThreadQueue)
{
if (workerThreadQueue.Count != 0)
{
//Console.WriteLine("REUSING a thread");
workerThread = workerThreadQueue.Dequeue();
}
}
if (workerThread == null)
{
//Console.WriteLine("CREATING a thread");
workerThread = new TaskWorkerThread();
}
workerThread.ActivateThread();
}
}
else if (eventType == 1 && executionMode == NodeLoopExecutionMode.WaitingPassiveThread ||
eventType == 2 && executionMode == NodeLoopExecutionMode.WaitingActiveThread)
{
// There maybe multiple results in the list so we need to loop over it
// and store the results
int originalResultCount = resultCount;
lock (targetEvaluationResults)
{
//Console.WriteLine("Worker thread for: " + nodeProxyId + " Got results");
LinkedListNode <BuildResult> currentNode = targetEvaluationResults.First;
while (currentNode != null)
{
BuildResult buildResult = currentNode.Value;
ErrorUtilities.VerifyThrow(
buildResult.RequestId < requestResults.Length,
"The request ids should be inside the array");
requestResults[buildResult.RequestId] = buildResult;
// Increment the result count to indicate that we got another result
resultCount++;
// Go to the next entry in the list (most of the time there will be just one entry)
currentNode = currentNode.Next;
}
targetEvaluationResults.Clear();
// Reset the handle now that we done with the events
int handleIndex = executionMode == NodeLoopExecutionMode.WaitingPassiveThread ? 1 : 2;
((ManualResetEvent)waitHandles[handleIndex]).Reset();
}
ErrorUtilities.VerifyThrow(originalResultCount < resultCount, "We should have found at least 1 result");
// If we received results for all the requests we need to exit
if (resultCount == requestResults.Length)
{
continueExecution = false;
}
}
// Check if we need to update the state
if (executionMode == NodeLoopExecutionMode.BaseActiveThread && !threadActive)
{
continueExecution = false;
}
}
ErrorUtilities.VerifyThrow
(resultCount == 0 || executionMode != NodeLoopExecutionMode.BaseActiveThread,
"The base thread should never return a value");
// If a thread exits this loop it is back to actively executing the task,
// so the active thread count has to be increased
if (executionMode != NodeLoopExecutionMode.BaseActiveThread)
{
while (Interlocked.CompareExchange(ref activeThreadCount, 1, 0) != 0)
{
threadCountEvent.WaitOne();
threadCountEvent.Reset();
}
}
}
