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arangodb
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use namespace std

This commit is contained in:
Jan Steemann 2014-06-05 01:29:01 +02:00
parent 229e710dd1
commit 1925a16640
1 changed files with 23 additions and 46 deletions
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67
arangod/Utils/CollectionNameResolver.h
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@ -49,11 +49,6 @@ namespace triagens {
// --SECTION-- constructors / destructors // --SECTION-- constructors / destructors
// ----------------------------------------------------------------------------- // -----------------------------------------------------------------------------
////////////////////////////////////////////////////////////////////////////////
/// @addtogroup ArangoDB
/// @{
////////////////////////////////////////////////////////////////////////////////
public: public:
//////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
@ -71,34 +66,25 @@ namespace triagens {
~CollectionNameResolver () { ~CollectionNameResolver () {
} }
////////////////////////////////////////////////////////////////////////////////
/// @}
////////////////////////////////////////////////////////////////////////////////
// ----------------------------------------------------------------------------- // -----------------------------------------------------------------------------
// --SECTION-- public methods // --SECTION-- public methods
// ----------------------------------------------------------------------------- // -----------------------------------------------------------------------------
////////////////////////////////////////////////////////////////////////////////
/// @addtogroup ArangoDB
/// @{
////////////////////////////////////////////////////////////////////////////////
public: public:
//////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
/// @brief look up a collection id for a collection name (local case) /// @brief look up a collection id for a collection name (local case)
//////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
TRI_voc_cid_t getCollectionId (string const& name) const { TRI_voc_cid_t getCollectionId (std::string const& name) const {
if (name[0] >= '0' && name[0] <= '9') { if (name[0] >= '0' && name[0] <= '9') {
// name is a numeric id // name is a numeric id
return (TRI_voc_cid_t) triagens::basics::StringUtils::uint64(name); return (TRI_voc_cid_t) triagens::basics::StringUtils::uint64(name);
} }
const TRI_vocbase_col_t* collection = getCollectionStruct(name); TRI_vocbase_col_t const* collection = getCollectionStruct(name);
if (collection != 0) { if (collection != nullptr) {
return collection->_cid; return collection->_cid;
} }
return 0; return 0;
@ -108,19 +94,21 @@ namespace triagens {
/// @brief look up a collection struct for a collection name /// @brief look up a collection struct for a collection name
//////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
const TRI_vocbase_col_t* getCollectionStruct (string const& name) const { const TRI_vocbase_col_t* getCollectionStruct (std::string const& name) const {
std::unordered_map<std::string, TRI_vocbase_col_t const*>::iterator it;
if (! _resolvedNames.empty()) { if (! _resolvedNames.empty()) {
map<string, const TRI_vocbase_col_t*>::const_iterator it = _resolvedNames.find(name); it = _resolvedNames.find(name);
if (it != _resolvedNames.end()) { if (it != _resolvedNames.end()) {
return (*it).second; return (*it).second;
} }
} }
const TRI_vocbase_col_t* collection = TRI_LookupCollectionByNameVocBase(_vocbase, name.c_str()); TRI_vocbase_col_t const* collection = TRI_LookupCollectionByNameVocBase(_vocbase, name.c_str());
if (collection != 0) { if (collection != nullptr) {
_resolvedNames.insert(make_pair(name, collection)); _resolvedNames.insert(it, std::make_pair(name, collection));
} }
return collection; return collection;
@ -130,7 +118,7 @@ namespace triagens {
/// @brief look up a cluster collection id for a cluster collection name /// @brief look up a cluster collection id for a cluster collection name
//////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
TRI_voc_cid_t getCollectionIdCluster (string const& name) const { TRI_voc_cid_t getCollectionIdCluster (std::string const& name) const {
if (! ServerState::instance()->isRunningInCluster()) { if (! ServerState::instance()->isRunningInCluster()) {
return getCollectionId(name); return getCollectionId(name);
} }
@ -156,16 +144,18 @@ namespace triagens {
/// translate the local collection ID into a cluster wide collection name. /// translate the local collection ID into a cluster wide collection name.
//////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
string getCollectionName (const TRI_voc_cid_t cid) const { std::string getCollectionName (const TRI_voc_cid_t cid) const {
std::unordered_map<TRI_voc_cid_t, std::string>::iterator it;
if (! _resolvedIds.empty()) { if (! _resolvedIds.empty()) {
map<TRI_voc_cid_t, string>::const_iterator it = _resolvedIds.find(cid); it = _resolvedIds.find(cid);
if (it != _resolvedIds.end()) { if (it != _resolvedIds.end()) {
return (*it).second; return (*it).second;
} }
} }
string name; std::string name;
if (ServerState::instance()->isDBserver()) { if (ServerState::instance()->isDBserver()) {
TRI_READ_LOCK_COLLECTIONS_VOCBASE(_vocbase); TRI_READ_LOCK_COLLECTIONS_VOCBASE(_vocbase);
@ -174,7 +164,7 @@ namespace triagens {
TRI_LookupByKeyAssociativePointer TRI_LookupByKeyAssociativePointer
(&_vocbase->_collectionsById, &cid)); (&_vocbase->_collectionsById, &cid));
if (0 != found) { if (nullptr != found) {
name = triagens::basics::StringUtils::itoa(found->_planId); name = triagens::basics::StringUtils::itoa(found->_planId);
} }
@ -198,7 +188,7 @@ namespace triagens {
name = "_unknown"; name = "_unknown";
} }
_resolvedIds.insert(make_pair(cid, name)); _resolvedIds.insert(it, std::make_pair(cid, name));
return name; return name;
} }
@ -208,7 +198,7 @@ namespace triagens {
/// collection id /// collection id
//////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
string getCollectionNameCluster (const TRI_voc_cid_t cid) const { std::string getCollectionNameCluster (const TRI_voc_cid_t cid) const {
if (! ServerState::instance()->isRunningInCluster()) { if (! ServerState::instance()->isRunningInCluster()) {
return getCollectionName(cid); return getCollectionName(cid);
} }
@ -219,7 +209,7 @@ namespace triagens {
shared_ptr<CollectionInfo> ci shared_ptr<CollectionInfo> ci
= ClusterInfo::instance()->getCollection(_vocbase->_name, = ClusterInfo::instance()->getCollection(_vocbase->_name,
triagens::basics::StringUtils::itoa(cid)); triagens::basics::StringUtils::itoa(cid));
string name = ci->name(); std::string name = ci->name();
if (name.empty()) { if (name.empty()) {
ClusterInfo::instance()->flush(); ClusterInfo::instance()->flush();
@ -231,19 +221,10 @@ namespace triagens {
return "_unknown"; return "_unknown";
} }
////////////////////////////////////////////////////////////////////////////////
/// @}
////////////////////////////////////////////////////////////////////////////////
// ----------------------------------------------------------------------------- // -----------------------------------------------------------------------------
// --SECTION-- private variables // --SECTION-- private variables
// ----------------------------------------------------------------------------- // -----------------------------------------------------------------------------
////////////////////////////////////////////////////////////////////////////////
/// @addtogroup ArangoDB
/// @{
////////////////////////////////////////////////////////////////////////////////
private: private:
//////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
@ -256,17 +237,13 @@ namespace triagens {
/// @brief collection id => collection struct map /// @brief collection id => collection struct map
//////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
mutable std::map<std::string, const TRI_vocbase_col_t*> _resolvedNames; mutable std::unordered_map<std::string, TRI_vocbase_col_t const*> _resolvedNames;
//////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
/// @brief collection id => collection name map /// @brief collection id => collection name map
//////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
mutable std::map<TRI_voc_cid_t, std::string> _resolvedIds; mutable std::unordered_map<TRI_voc_cid_t, std::string> _resolvedIds;
////////////////////////////////////////////////////////////////////////////////
/// @}
////////////////////////////////////////////////////////////////////////////////
}; };
} }