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catch xapian exceptions in 2 more places.

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This commit is contained in:
dockes 2009-10-19 07:30:52 +00:00
parent 5d832cf458
commit d776f85dc0
2 changed files with 46 additions and 8 deletions
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23
src/rcldb/rcldb.cpp
View File

@ -1126,7 +1126,8 @@ bool Db::needUpdate(const string &udi, const string& sig)
// the actual document file, or, for a multi-document file, the
// pseudo-doc we create to stand for the file itself.
// We try twice in case database needs to be reopened.
// We try twice in case database needs to be reopened. (Ulterior
// note: this does not make sense as we are the sole writer!)
for (int tries = 0; tries < 2; tries++) {
try {
// Get the doc or pseudo-doc
@ -1579,8 +1580,24 @@ bool Db::makeDocAbstract(Doc &doc, Query *query, string& abstract)
LOGERR(("Db::makeDocAbstract: no db\n"));
return false;
}
abstract = m_ndb->makeAbstract(doc.xdocid, query);
return true;
m_reason.erase();
for (int i = 0; i < 2; i++) {
try {
abstract = m_ndb->makeAbstract(doc.xdocid, query);
m_reason.erase();
break;
} catch (const Xapian::DatabaseModifiedError &error) {
LOGDEB(("Db:makeDocAbstract: caught DatabaseModified\n"));
m_reason = error.get_msg();
reOpen();
} catch (const Xapian::Error & error) {
LOGERR(("Db::makeDocAbstract: exception: %s\n",
error.get_msg().c_str()));
m_reason = error.get_msg();
break;
}
}
return m_reason.empty() ? true : false;
}
// Retrieve document defined by file name and internal path.

31
src/rcldb/rclquery.cpp
View File

@ -309,6 +309,7 @@ bool Query::getDoc(int exti, Doc &doc)
} catch (const Xapian::Error & error) {
LOGERR(("enquire->get_mset: exception: %s\n",
error.get_msg().c_str()));
m_reason = error.get_msg();
return false;
}
@ -349,6 +350,7 @@ bool Query::getDoc(int exti, Doc &doc)
} catch (const Xapian::Error & error) {
LOGERR(("enquire->get_mset: exception: %s\n",
error.get_msg().c_str()));
m_reason = error.get_msg();
return false;
}
if (m_nq->mset.empty())
@ -361,13 +363,32 @@ bool Query::getDoc(int exti, Doc &doc)
m_nq->query.get_description().c_str(),
first, last, m_nq->mset.get_matches_lower_bound()));
Xapian::Document xdoc = m_nq->mset[xapi-first].get_document();
Xapian::docid docid = *(m_nq->mset[xapi-first]);
int pc = m_nq->mset.convert_to_percent(m_nq->mset[xapi-first]);
Xapian::Document xdoc;
Xapian::docid docid = 0;
int pc = 0;
string data;
m_reason.erase();
for (int xaptries=0; xaptries < 2; xaptries++) {
try {
xdoc = m_nq->mset[xapi-first].get_document();
docid = *(m_nq->mset[xapi-first]);
pc = m_nq->mset.convert_to_percent(m_nq->mset[xapi-first]);
data = xdoc.get_data();
m_reason.erase();
break;
} catch (Xapian::DatabaseModifiedError &error) {
// retry or end of loop
LOGDEB(("getDoc: caught DatabaseModified\n"));
m_reason = error.get_msg();
continue;
}
XCATCHERROR(m_reason);
break;
}
// Parse xapian document's data and populate doc fields
string data = xdoc.get_data();
return m_db->m_ndb->dbDataToRclDoc(docid, data, doc, pc);
return m_reason.empty() ?
m_db->m_ndb->dbDataToRclDoc(docid, data, doc, pc) : false;
}
list<string> Query::expand(const Doc &doc)