int DictionaryDatabase::lookupIDFromName(OperationContext &context,
const Name &name,
NameID &id, bool define)
{
int err = 0;
if (name == Name::dbxml_colon_name) {
id = nidName_;
} else if (name == Name::dbxml_colon_root) {
id = nidRoot_;
}
if (id == 0) {
MutexLock ml(mutex_);
u_int32_t flags = (getTxn(context) && !define) ? DB_READ_COMMITTED : 0;
name.setDbtFromThis_SecondaryKey(context.key());
if (stringCacheLookup(context, context.key(), id))
return 0;
err = secondary_->get(getTxn(context), &context.key(), &context.data(), flags);
if (err == 0) {
id.setThisFromDbt(context.data());
stringCache_.insert(&context.key(), id.raw());
} else if (err == DB_NOTFOUND && define) {
err = defineName(context, name, id); // define from name:uri
} else {
id.reset();
}
}
return err;
}
void DictionaryDatabase::display(OperationContext &context, ostream &out) const
{
{
Cursor myCursor(const_cast<PrimaryDatabase&>(*primary_.get()), getTxn(context), CURSOR_READ, 0);
if(myCursor.error() != 0) throw XmlException(myCursor.error());
int err = 0;
NameID id;
while((err = myCursor.get(context.key(), context.data(), DB_NEXT)) == 0) {
id.setThisFromDbtAsId(context.key());
Buffer val(context.data().data, context.data().size, true);
out << id << " -> " << val.asString(true) << endl;
}
}
{
Cursor myCursor(const_cast<SecondaryDatabase&>(*secondary_.get()), getTxn(context), CURSOR_READ, 0);
if(myCursor.error() != 0) throw XmlException(myCursor.error());
int err = 0;
NameID id;
while((err = myCursor.get(context.key(), context.data(), DB_NEXT)) == 0) {
Buffer val(context.key().data, context.key().size, true);
id.setThisFromDbt(context.data());
out << val.asString(true) << " -> " << id << endl;
}
}
}
int DictionaryDatabase::lookupIDFromStringNameInternal(
OperationContext &context,
DbXmlDbt &dbt,
NameID &id,
bool define) const
{
if (!dbt.size) {
id.reset();
return 0;
}
u_int32_t flags = (getTxn(context) && !define) ? DB_READ_COMMITTED : 0;
if (stringCacheLookup(context, dbt, id))
return 0;
int err = secondary_->get(getTxn(context), &dbt,
&context.data(), flags);
if (err == 0) {
id.setThisFromDbt(context.data());
stringCache_.insert(&dbt, id.raw());
} else
id.reset();
return err;
}