void
PlanNodeFragment::nodeListFromJSONObject(PlanNodeFragment *pnf, PlannerDomValue planNodesList, PlannerDomValue executeList, int stmtId)
{
assert(pnf->m_stmtExecutionListMap.find(stmtId) == pnf->m_stmtExecutionListMap.end());
// NODE_LIST
std::vector<AbstractPlanNode*> planNodes;
for (int i = 0; i < planNodesList.arrayLen(); i++) {
AbstractPlanNode *node = AbstractPlanNode::fromJSONObject(planNodesList.valueAtIndex(i));
assert(node);
assert(pnf->m_idToNodeMap.find(node->getPlanNodeId()) == pnf->m_idToNodeMap.end());
pnf->m_idToNodeMap[node->getPlanNodeId()] = node;
planNodes.push_back(node);
}
// walk the plannodes and complete each plannode's id-to-node maps
for (std::vector< AbstractPlanNode* >::const_iterator node = planNodes.begin();
node != planNodes.end(); ++node) {
const std::vector<CatalogId>& childIds = (*node)->getChildIds();
for (int zz = 0; zz < childIds.size(); zz++) {
(*node)->addChild(pnf->m_idToNodeMap[childIds[zz]]);
}
}
// EXECUTE_LIST
std::auto_ptr<std::vector<AbstractPlanNode*> > executeNodeList(new std::vector<AbstractPlanNode*>());
for (int i = 0; i < executeList.arrayLen(); i++) {
executeNodeList->push_back(pnf->m_idToNodeMap[executeList.valueAtIndex(i).asInt()]);
}
pnf->m_stmtExecutionListMap.insert(std::make_pair(stmtId, executeNodeList.get()));
executeNodeList.release();
}
PlanNodeFragment *
PlanNodeFragment::fromJSONObject(PlannerDomValue obj)
{
auto_ptr<PlanNodeFragment> pnf(new PlanNodeFragment());
// read and construct plannodes from json object
PlannerDomValue planNodesArray = obj.valueForKey("PLAN_NODES");
for (int i = 0; i < planNodesArray.arrayLen(); i++) {
AbstractPlanNode *node = NULL;
node = AbstractPlanNode::fromJSONObject(planNodesArray.valueAtIndex(i));
assert(node);
pnf->m_planNodes.push_back(node);
pnf->m_idToNodeMap[node->getPlanNodeId()] = node;
}
// walk the plannodes and complete each plannode's id-to-node maps
for (std::vector< AbstractPlanNode* >::const_iterator node = pnf->m_planNodes.begin();
node != pnf->m_planNodes.end(); ++node) {
const std::vector<CatalogId> childIds = (*node)->getChildIds();
for (int zz = 0; zz < childIds.size(); zz++) {
(*node)->addChild(pnf->m_idToNodeMap[childIds[zz]]);
}
}
pnf->loadFromJSONObject(obj);
PlanNodeFragment *retval = pnf.get();
pnf.release();
assert(retval);
return retval;
}
PlanNodeFragment *
PlanNodeFragment::fromJSONObject(json_spirit::Object &obj)
{
json_spirit::Value planNodesValue = json_spirit::find_value( obj, "PLAN_NODES");
if (planNodesValue == json_spirit::Value::null) {
throwFatalException("Failure attempting to load plan a plan node fragment from a "
"json_spirit::Object. There was no value \"PLAN_NODES\"");
}
PlanNodeFragment * pnf = new PlanNodeFragment();
// read and construct plannodes from json object
json_spirit::Array planNodesArray = planNodesValue.get_array();
for (int ii = 0; ii < planNodesArray.size(); ii++) {
AbstractPlanNode *node = NULL;
try {
node = AbstractPlanNode::fromJSONObject(planNodesArray[ii].get_obj());
}
catch (SerializableEEException &ex) {
delete pnf;
throw;
}
pnf->m_planNodes.push_back(node);
pnf->m_idToNodeMap[node->getPlanNodeId()] = node;
}
// walk the plannodes and complete each plannode's id-to-node maps
for (std::vector< AbstractPlanNode* >::const_iterator node = pnf->m_planNodes.begin();
node != pnf->m_planNodes.end(); ++node) {
const std::vector<CatalogId> childIds = (*node)->getChildIds();
std::vector<AbstractPlanNode*> &children = (*node)->getChildren();
for (int zz = 0; zz < childIds.size(); zz++) {
children.push_back(pnf->m_idToNodeMap[childIds[zz]]);
}
const std::vector<CatalogId> parentIds = (*node)->getParentIds();
std::vector<AbstractPlanNode*> &parents = (*node)->getParents();
for (int zz = 0; zz < parentIds.size(); zz++) {
parents.push_back(pnf->m_idToNodeMap[parentIds[zz]]);
}
}
try {
pnf->loadFromJSONObject(obj);
}
catch (SerializableEEException &eeEx) {
delete pnf;
throw;
}
return pnf;
}
