private void ProcessTaskStartEvent(TaskStartedEvent e, TimelineBuilderContext context)
{
Debug.Assert(context.HasOpenBuilds);
Debug.Assert(context.HasOpenProjects);
Debug.Assert(context.HasOpenTargets);
BuildEntry taskEntry = new BuildEntry(e);
context.OpenTaskEntries.Add(taskEntry);
// a task's parent is a Target
TaskEventContext taskContext = taskEntry.Context as TaskEventContext;
Debug.Assert(taskContext != null);
BuildEntry parentEntry = context.OpenTargetEntries.Find(targetEntry =>
{
TargetEventContext targetContext = targetEntry.Context as TargetEventContext;
Debug.Assert(targetContext != null);
return(targetContext.ContextId == taskContext.ContextId &&
targetContext.ProjectId == taskContext.ProjectId &&
targetContext.TargetId == taskContext.TargetId);
});
Debug.Assert(parentEntry != null);
parentEntry.AddChild(e);
parentEntry.AddChild(taskEntry);
}
private void ProcessProjectStartEvent(ProjectStartedEvent e, TimelineBuilderContext context)
{
Debug.Assert(context.HasOpenBuilds);
BuildEntry projectEntry = new BuildEntry(e);
context.OpenProjectEntries.Add(projectEntry);
// projects always have a parent, we know which via parent event context
BuildEntry parentEntry = null;
// no parent event context mean we've been spawned from the build itself
if (e.ParentEventContext == null)
{
parentEntry = context.RootEntry;
}
else
{
// a project's parent is a task, although the parent context refers to the task project's
parentEntry = context.OpenTaskEntries.Find(taskEntry =>
{
TaskEventContext taskContext = taskEntry.Context as TaskEventContext;
Debug.Assert(taskContext != null);
return(taskContext.ContextId == e.ParentEventContext.ContextId &&
taskContext.ProjectId == e.ParentEventContext.ProjectId);
});
// finding no task with matching data means our build was requested by a task that's already completed
// we may have some luck finding the project that spawned that task
if (parentEntry == null)
{
// our build couldn't be started before within the same node, hence it was scheduled
Debug.Assert(e.Context.NodeId != e.ParentEventContext.NodeId);
parentEntry = context.OpenProjectEntries.Find(otherProjectEntry =>
{
ProjectEventContext projectContext = otherProjectEntry.Context as ProjectEventContext;
Debug.Assert(projectContext != null);
return(projectContext.ContextId == e.ParentEventContext.ContextId &&
projectContext.ProjectId == e.ParentEventContext.ProjectId);
});
// the project may have also finished
if (parentEntry == null)
{
// just consider the build itself our parent
parentEntry = context.RootEntry;
}
}
}
Debug.Assert(parentEntry != null);
parentEntry.AddChild(e);
parentEntry.AddChild(projectEntry);
}
private void ProcessMessageEvent(MessageEvent e, TimelineBuilderContext context)
{
Debug.Assert(context.HasOpenBuilds);
// a message can be executed as part of any entry: build, project, target or task
BuildEntry parentEntry = null;
// part of the build?
if (e.Context == null)
{
parentEntry = context.RootEntry;
}
else
{
MessageEventContext messageContext = e.Context as MessageEventContext;
// part of a task?
if (messageContext.TaskId != null)
{
Debug.Assert(messageContext.ProjectId != null);
Debug.Assert(messageContext.TargetId != null);
parentEntry = context.OpenTaskEntries.Find(taskEntry =>
{
TaskEventContext taskContext = taskEntry.Context as TaskEventContext;
Debug.Assert(taskContext != null);
return(taskContext.NodeId == messageContext.NodeId &&
taskContext.ContextId == messageContext.ContextId &&
taskContext.ProjectId == messageContext.ProjectId &&
taskContext.TargetId == messageContext.TargetId &&
taskContext.TaskId == messageContext.TaskId);
});
}
// part of a target?
else if (messageContext.TargetId != null)
{
Debug.Assert(messageContext.ProjectId != null);
Debug.Assert(messageContext.TaskId == null);
parentEntry = context.OpenTargetEntries.Find(targetEntry =>
{
TargetEventContext targetContext = targetEntry.Context as TargetEventContext;
Debug.Assert(targetContext != null);
return(targetContext.NodeId == messageContext.NodeId &&
targetContext.ContextId == messageContext.ContextId &&
targetContext.ProjectId == messageContext.ProjectId &&
targetContext.TargetId == messageContext.TargetId);
});
}
// part of a project?
else if (messageContext.ProjectId != null)
{
Debug.Assert(messageContext.TargetId == null);
Debug.Assert(messageContext.TaskId == null);
parentEntry = context.OpenProjectEntries.Find(projectEntry =>
{
ProjectEventContext projectContext = projectEntry.Context as ProjectEventContext;
Debug.Assert(projectContext != null);
return(projectContext.NodeId == messageContext.NodeId &&
projectContext.ContextId == messageContext.ContextId &&
projectContext.ProjectId == messageContext.ProjectId);
});
}
// part of the build itself?
else
{
parentEntry = context.RootEntry;
}
}
Debug.Assert(parentEntry != null);
parentEntry.AddChild(e);
}