internal static CodeVariableDeclarationStatement MakeDryadVertexParamsDecl(DryadQueryNode node)
{
int inputArity = node.InputArity + node.GetReferencedQueries().Count;
int outputArity = node.OutputArity;
CodeExpression arg1 = new CodePrimitiveExpression(inputArity);
CodeExpression arg2 = new CodePrimitiveExpression(outputArity);
CodeExpression dVertexParamsInitExpr = new CodeObjectCreateExpression("HpcLinqVertexParams", arg1, arg2);
CodeVariableDeclarationStatement
dVertexParamsDecl = new CodeVariableDeclarationStatement("HpcLinqVertexParams",
DryadVertexParamName,
dVertexParamsInitExpr);
return dVertexParamsDecl;
}
private void AssignUniqueId(DryadQueryNode node)
{
if (node.m_uniqueId == this.m_currentPhaseId)
{
foreach (Pair<string, DryadQueryNode> refChild in node.GetReferencedQueries())
{
this.AssignUniqueId(refChild.Value);
}
foreach (DryadQueryNode child in node.Children)
{
this.AssignUniqueId(child);
}
if (node.m_uniqueId == this.m_currentPhaseId)
{
node.m_uniqueId = this.m_nextVertexId++;
if (node.OutputNode is DryadForkNode)
{
foreach (DryadQueryNode pnode in node.Parents)
{
if (pnode.m_uniqueId == this.m_currentPhaseId)
{
pnode.m_uniqueId = this.m_nextVertexId++;
}
}
}
}
}
}
private void GetReferencedQueries(DryadQueryNode curNode, ReferencedQuerySubst subst)
{
curNode.GetReferencedQueries(subst);
DryadQueryNode[] curChildren = curNode.Children;
for (int i = 0; i < curChildren.Length; i++)
{
DryadQueryNode child = curChildren[i];
if (this.Contains(child))
{
this.GetReferencedQueries(child, subst);
}
}
}
