/// <summary>
/// Push the tables down and add a fresh new primary entry at the top.
/// Returns the new scope. In general, callers should not use this returned scope.
/// </summary>
internal LookupEntry EnterScope()
{
// We don't create the tables unless we need them
LookupEntry entry = new LookupEntry(null, null);
lookupEntries.AddFirst(entry);
return(entry);
}
internal Lookup(Hashtable itemsByName, BuildItemGroup projectItems, BuildPropertyGroup properties, ItemDefinitionLibrary itemDefinitionLibrary)
{
ErrorUtilities.VerifyThrow(itemDefinitionLibrary != null, "Expect library");
this.projectItems = projectItems;
this.itemDefinitionLibrary = itemDefinitionLibrary;
LookupEntry entry = new LookupEntry(itemsByName, properties);
lookupEntries.AddFirst(entry);
}
/// <summary>
/// Modifies items in this scope with the same set of metadata modifications.
/// Assumes all the items in the group have the same, provided, type.
/// </summary>
internal void ModifyItems(string name, BuildItemGroup group, Dictionary <string, string> metadataChanges)
{
MustBeOwningThread();
// Modifying in outer scope could be easily implemented, but our code does not do it at present
MustNotBeOuterScope();
#if DEBUG
// This item should not already be in any remove table; there is no way a project can
// modify items that were already removed
// Obviously, do this only in debug, as it's a slow check for bugs.
LinkedListNode <LookupEntry> node = lookupEntries.First;
while (node != null)
{
LookupEntry entry = node.Value;
foreach (BuildItem item in group)
{
BuildItem actualItem = RetrieveOriginalFromCloneTable(item);
MustNotBeInTable(entry.Removes, actualItem);
}
node = node.Next;
}
#endif
if (metadataChanges.Count == 0)
{
return;
}
// Put in the modify table
// We don't need to check whether the item is in the add table vs. the main table; either
// way the modification will be applied.
PrimaryModifyTable = CreateTableIfNecessary(PrimaryModifyTable);
Dictionary <BuildItem, Dictionary <string, string> > modifiesOfType;
if (!PrimaryModifyTable.TryGetValue(name, out modifiesOfType))
{
modifiesOfType = new Dictionary <BuildItem, Dictionary <string, string> >();
PrimaryModifyTable[name] = modifiesOfType;
}
foreach (BuildItem item in group)
{
// If we're asked to modify a clone we handed out, record it as a modify of the original
// instead
BuildItem actualItem = RetrieveOriginalFromCloneTable(item);
KeyValuePair <BuildItem, Dictionary <string, string> > modify = new KeyValuePair <BuildItem, Dictionary <string, string> >(actualItem, metadataChanges);
MergeModificationsIntoModificationTable(modifiesOfType, modify, ModifyMergeType.SecondWins);
}
}
/// <summary>
/// Verify item is not in any table in any scope
/// </summary>
private void MustNotBeInAnyTables(BuildItem item)
{
// This item should not already be in any table; there is no way a project can
// create items that already existed
// Obviously, do this only in debug, as it's a slow check for bugs.
LinkedListNode <LookupEntry> node = lookupEntries.First;
while (node != null)
{
LookupEntry entry = node.Value;
MustNotBeInTable(entry.Adds, item);
MustNotBeInTable(entry.Removes, item);
MustNotBeInTable(entry.Modifies, item);
node = node.Next;
}
}
private void InitializeForRunningTargetBatches()
{
// Make sure the <target> node has been given to us.
ErrorUtilities.VerifyThrow(targetElement != null,
"Need an XML node representing the <target> element.");
// Make sure this really is the <target> node.
ProjectXmlUtilities.VerifyThrowElementName(targetElement, XMakeElements.target);
overallSuccess = true;
projectContent = new Lookup(parentProject.evaluatedItemsByName, parentProject.evaluatedItems, parentProject.evaluatedProperties, parentProject.ItemDefinitionLibrary);
// If we need to use the task thread - ie, we encounter a non-intrinsic task - we will need to make sure
// the task thread only sees clones of the project items and properties. We insert a scope to allow us to
// do that later. See comment in InitializeForRunningFirstNonIntrinsicTask()
placeholderForClonedProjectContent = projectContent.EnterScope();
buckets = BatchingEngine.PrepareBatchingBuckets(targetElement, targetParameters, projectContent);
currentBucket = 0;
// Initialize the first bucket
InitializeForRunningSingleTargetBatch();
}
/// <summary>
/// Push the tables down and add a fresh new primary entry at the top.
/// Returns the new scope. In general, callers should not use this returned scope.
/// </summary>
internal LookupEntry EnterScope()
{
// We don't create the tables unless we need them
LookupEntry entry = new LookupEntry(null, null);
lookupEntries.AddFirst(entry);
return entry;
}
internal Lookup(Hashtable itemsByName, BuildItemGroup projectItems, BuildPropertyGroup properties, ItemDefinitionLibrary itemDefinitionLibrary)
{
ErrorUtilities.VerifyThrow(itemDefinitionLibrary != null, "Expect library");
this.projectItems = projectItems;
this.itemDefinitionLibrary = itemDefinitionLibrary;
LookupEntry entry = new LookupEntry(itemsByName, properties);
lookupEntries.AddFirst(entry);
}