private CachedGraphLoader(CancellationToken cancellationToken, EngineSerializer serializer)
{
Serializer = serializer;
m_pipGraphIdTask = CreateLazyFileDeserialization(
serializer,
GraphCacheFile.PipGraph,
async reader =>
{
var graphId = await PipGraph.DeserializeGraphIdAsync(reader);
return(graphId.Item1);
});
var directedGraphTask = CreateLazyFileDeserialization(
serializer,
GraphCacheFile.DirectedGraph,
DeserializedDirectedGraph.DeserializeAsync);
m_stringTableTask = CreateLazyFileDeserialization(
serializer,
GraphCacheFile.StringTable,
StringTable.DeserializeAsync);
m_pathTableTask = CreateLazyFileDeserialization(
serializer,
GraphCacheFile.PathTable,
reader => reader.ReadPathTableAsync(m_stringTableTask.Value));
m_symbolTableTask = CreateLazyFileDeserialization(
serializer,
GraphCacheFile.SymbolTable,
reader => reader.ReadSymbolTableAsync(m_stringTableTask.Value));
m_qualifierTableTask = CreateLazyFileDeserialization(
serializer,
GraphCacheFile.QualifierTable,
reader => reader.ReadQualifierTableAsync(m_stringTableTask.Value));
m_pipTableTask = CreateLazyFileDeserialization(
serializer,
GraphCacheFile.PipTable,
(reader) => PipTable.DeserializeAsync(
reader,
m_pathTableTask.Value,
m_symbolTableTask.Value,
EngineSchedule.PipTableInitialBufferSize,
EngineSchedule.PipTableMaxDegreeOfParallelismDuringConstruction,
debug: false));
m_mountPathExpanderTask = CreateLazyFileDeserialization(
serializer,
GraphCacheFile.MountPathExpander,
reader => MountPathExpander.DeserializeAsync(reader, m_pathTableTask.Value));
m_pipExecutionContextTask = CreateAsyncLazy(() => Task.Run(
async() =>
{
var stringTable = await m_stringTableTask.Value;
var pathTable = await m_pathTableTask.Value;
var symbolTable = await m_symbolTableTask.Value;
var qualifierTable = await m_qualifierTableTask.Value;
if (stringTable != null && pathTable != null && symbolTable != null && qualifierTable != null)
{
return((PipExecutionContext) new SchedulerContext(cancellationToken, stringTable, pathTable, symbolTable, qualifierTable));
}
return(null);
}));
m_historicDataTask = CreateLazyFileDeserialization(
serializer,
GraphCacheFile.HistoricTableSizes,
reader => Task.FromResult(HistoricTableSizes.Deserialize(reader)));
m_pipGraphTask = CreateLazyFileDeserialization(
serializer,
GraphCacheFile.PipGraph,
reader => PipGraph.DeserializeAsync(
reader,
serializer.LoggingContext,
m_pipTableTask.Value,
directedGraphTask.Value,
m_pipExecutionContextTask.Value,
ToSemanticPathExpander(m_mountPathExpanderTask.Value)));
m_cachedGraphTask = CreateAsyncLazy(() => CreateCachedGraph(m_pipTableTask.Value, m_pipGraphTask.Value, directedGraphTask.Value, m_pipExecutionContextTask.Value, m_mountPathExpanderTask.Value));
}
