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| version 1.80, 2003/12/22 11:44:35 | version 1.86, 2006/04/09 13:38:47 |
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| Line 1 | Line 1 |
| /** @file | /** @file |
| Parser: sql driver manager implementation. | Parser: sql driver manager implementation. |
| Copyright (c) 2001-2003 ArtLebedev Group (http://www.artlebedev.com) | Copyright (c) 2001-2005 ArtLebedev Group (http://www.artlebedev.com) |
| Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru) | Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru) |
| */ | */ |
| Line 32 const String& SQL_Driver_services_impl:: | Line 32 const String& SQL_Driver_services_impl:: |
| String& result=*new String; | String& result=*new String; |
| result << furl->mid(0, furl->pos(':')) << "://****"; | result << furl->mid(0, furl->pos(':')) << "://****"; |
| size_t at_pos=furl->pos('@'); | size_t at_pos=0; |
| if(at_pos!=STRING_NOT_FOUND) | size_t new_at_pos; |
| while( (new_at_pos=furl->pos('@', at_pos+1))!=STRING_NOT_FOUND) | |
| at_pos=new_at_pos; | |
| if(at_pos) | |
| result << furl->mid(at_pos, furl->length()); | result << furl->mid(at_pos, furl->length()); |
| return result; | return result; |
| Line 46 void SQL_Driver_services_impl::transcode | Line 49 void SQL_Driver_services_impl::transcode |
| ) | ) |
| { | { |
| try { | try { |
| // to speed up sql transcode [lots of charsets::get-s -- twice for each cell] | |
| // without complicating sql driver API | |
| // we need to cache couple of name->charset pairs | |
| // assuming pointers to names are are NOT to local vars | |
| struct cache_record { | |
| const char* name; | |
| Charset* object; | |
| } cache[2]={{0,0}, {0,0}}; | |
| Charset* charset_from_object; | |
| Charset* charset_to_object; | |
| if(charset_from_name==cache[0].name) { | |
| charset_from_object=cache[0].object; | |
| } else { | |
| cache[0].name=charset_from_name; | |
| cache[0].object=charset_from_object=&charsets.get(charset_from_name); | |
| } | |
| if(charset_to_name==cache[1].name) { | |
| charset_to_object=cache[1].object; | |
| } else { | |
| cache[1].name=charset_to_name; | |
| cache[1].object=charset_to_object=&charsets.get(charset_to_name); | |
| } | |
| String::C result=Charset::transcode(String::C(src, src_length), | String::C result=Charset::transcode(String::C(src, src_length), |
| charsets.get(charset_from_name), | *charset_from_object, |
| charsets.get(charset_to_name)); | *charset_to_object); |
| dst=result.str; | dst=result.str; |
| dst_length=result.length; | dst_length=result.length; |
| } catch(const Exception& e) { | } catch(const Exception& e) { |
| Line 78 SQL_Driver_manager::SQL_Driver_manager() | Line 106 SQL_Driver_manager::SQL_Driver_manager() |
| } | } |
| SQL_Driver_manager::~SQL_Driver_manager() { | SQL_Driver_manager::~SQL_Driver_manager() { |
| connection_cache.for_each(expire_connections, time(0)+(time_t)1/*=in future=expire all*/); | connection_cache.for_each<time_t>(expire_connections, time(0)+(time_t)10/*=in future=expire all*/); |
| if(is_dlinited) | if(is_dlinited) |
| lt_dlexit(); | lt_dlexit(); |
| Line 159 SQL_Connection* SQL_Driver_manager::get_ | Line 187 SQL_Connection* SQL_Driver_manager::get_ |
| error?error:"can not open the module"); | error?error:"can not open the module"); |
| } | } |
| SQL_Driver_create_func create=(SQL_Driver_create_func)lt_dlsym(handle, | SQL_Driver_create_func create=(SQL_Driver_create_func)(lt_dlsym(handle, |
| SQL_DRIVER_CREATE_NAME); | SQL_DRIVER_CREATE_NAME)); |
| if(!create) | if(!create) |
| throw Exception(0, | throw Exception(0, |
| library, | library, |
| Line 258 void SQL_Driver_manager::maybe_expire_ca | Line 286 void SQL_Driver_manager::maybe_expire_ca |
| time_t now=time(0); | time_t now=time(0); |
| if(prev_expiration_pass_time<now-CHECK_EXPIRED_CONNECTIONS_SECONDS) { | if(prev_expiration_pass_time<now-CHECK_EXPIRED_CONNECTIONS_SECONDS) { |
| connection_cache.for_each(expire_connections, time_t(now-EXPIRE_UNUSED_CONNECTION_SECONDS)); | connection_cache.for_each<time_t>(expire_connections, time_t(now-EXPIRE_UNUSED_CONNECTION_SECONDS)); |
| prev_expiration_pass_time=now; | prev_expiration_pass_time=now; |
| } | } |
| Line 295 Value* SQL_Driver_manager::get_status() | Line 323 Value* SQL_Driver_manager::get_status() |
| columns+=new String("time"); | columns+=new String("time"); |
| Table& table=*new Table(&columns, connection_cache.count()); | Table& table=*new Table(&columns, connection_cache.count()); |
| connection_cache.for_each(add_connections_to_status_cache_table, &table); | connection_cache.for_each<Table*>(add_connections_to_status_cache_table, &table); |
| result->get_hash()->put(*new String("cache"), new VTable(&table)); | result->get_hash()->put(*new String("cache"), new VTable(&table)); |
| } | } |