internal DryadLinqQuery(DryadLinqProviderBase queryProvider,
DataProvider dataProvider)
{
this.m_queryProvider = queryProvider;
this.m_dataProvider = dataProvider;
this.m_queryExecutor = null;
}
internal DryadLinqJobInfo(string jobId,
string headNode,
DryadLinqJobExecutor jobExecutor)
{
_jobIds = Array.AsReadOnly(new string[] { jobId });
_headNodes = Array.AsReadOnly(new string[] { headNode });
_jobExecutors = Array.AsReadOnly(new DryadLinqJobExecutor[] { jobExecutor });
}
internal DryadLinqJobInfo(string[] jobIds,
string[] headNodes,
DryadLinqJobExecutor[] jobExecutors)
{
_jobIds = Array.AsReadOnly(jobIds);
_headNodes = Array.AsReadOnly(headNodes);
_jobExecutors = Array.AsReadOnly(jobExecutors);
}
internal DryadLinqJobInfo(string jobId,
string headNode,
DryadLinqJobExecutor jobExecutor)
{
_jobIds = Array.AsReadOnly(new string[] { jobId });
_headNodes = Array.AsReadOnly(new string[] { headNode });
_jobExecutors = Array.AsReadOnly(new DryadLinqJobExecutor[] { jobExecutor });
}
private void Initialize(VertexCodeGen vertexCodeGen)
{
this.m_codeGen = new DryadLinqCodeGen(this.m_context, vertexCodeGen);
this.m_queryPlan1 = null;
this.m_queryPlan2 = null;
this.m_queryPlan3 = null;
this.m_DryadLinqProgram = null;
this.m_queryPlan1 = null;
this.m_exprNodeInfoMap = new Dictionary<Expression, QueryNodeInfo>();
this.m_referencedQueryMap = new Dictionary<Expression, QueryNodeInfo>();
this.m_inputUriMap = new Dictionary<string, DLinqInputNode>();
this.m_outputUriMap = new Dictionary<string, DLinqOutputNode>();
this.m_queryExecutor = new DryadLinqJobExecutor(this.m_context);
// Initialize the data structures for the output tables
this.m_outputTypes = new Type[this.m_queryExprs.Length];
this.m_queryNodeInfos = new QueryNodeInfo[this.m_queryExprs.Length];
for (int i = 0; i < this.m_queryExprs.Length; i++)
{
this.m_queryNodeInfos[i] = this.BuildNodeInfoGraph(this.m_queryExprs[i]);
this.m_queryNodeInfos[i] = new DummyQueryNodeInfo(this.m_queryExprs[i], false, this.m_queryNodeInfos[i]);
if (!DataPath.IsValidDataPath(this.m_outputTableUris[i]))
{
throw new DryadLinqException(DryadLinqErrorCode.UnrecognizedDataSource,
String.Format(SR.UnrecognizedDataSource,
this.m_outputTableUris[i].AbsoluteUri));
}
}
}