#import "PGException.h" @implementation PGException @synthesize connection = _connection; + (instancetype)exceptionWithConnection: (PGConnection *)connection { return [[[self alloc] initWithConnection: connection] autorelease]; } - initWithConnection: (PGConnection *)connection { self = [super init]; @try { _connection = [connection retain]; _error = [[OFString alloc] initWithCString: PQerrorMessage([_connection PG_connection]) encoding: [OFLocalization encoding]]; } @catch (id e) { [self release]; @throw e; } return self; } - (void)dealloc { [_connection release]; [_error release]; [super dealloc]; } - (OFString *)description { return [OFString stringWithFormat: @"A PostgreSQL operation failed: %@", _error]; } @end