Class: LS4::TokyoTyrantMDS::HADB

Inherits:
BasicHADB show all
Defined in:
lib/ls4/service/mds_tt.rb

Constant Summary collapse

DEFAULT_PORT = 
1978

Constants inherited from BasicHADB

BasicHADB::DEFAULT_WEIGHT

Instance Method Summary collapse

Methods inherited from BasicHADB

#close, #initialize, #read, #write

Constructor Details

This class inherits a constructor from LS4::BasicHADB

Instance Method Details

#ensure_db(db, addr) ⇒ Object 



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# File 'lib/ls4/service/mds_tt.rb', line 63

def ensure_db(db, addr)
	if FATAL_ERROR.include?(db.ecode)
		db.close rescue nil
		db.instance_eval("@ecode = ESUCCESS")  # FIXME
		db.open(*addr)
	end
	return db
rescue
	return nil
end

#error_result?(db, result) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ls4/service/mds_tt.rb', line 74

def error_result?(db, result)
	if FATAL_ERROR.include?(db.ecode)
		return db.errmsg(db.ecode)
	end
	return nil
end

#open_db(addr) ⇒ Object 



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# File 'lib/ls4/service/mds_tt.rb', line 53

def open_db(addr)
	db = TBL.new
	db.instance_eval("@enc = 'ASCII-8BIT'")  # FIXME
	unless db.open(*addr)
		$log.warn "failed to connect TokyoTyrant MDS: #{addr}"
	end
	db.setindex(COL_KEY, TBL::ITLEXICAL)
	db
end