Class: Flare::Tools::Cli::Dump::TchDumper

Inherits:
Dumper
  • Object
show all
Defined in:
lib/flare/tools/cli/dump.rb

Instance Attribute Summary

Attributes inherited from Dumper

#name

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(filepath) ⇒ TchDumper

Returns a new instance of TchDumper.



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# File 'lib/flare/tools/cli/dump.rb', line 81

def initialize filepath
  raise "output file not specified." if filepath.nil?
  raise "#{filepath} isn't a path." unless filepath.kind_of?(String)
  @hdb = TokyoCabinet::HDB.new
  @hdb.open(filepath, TokyoCabinet::HDB::OCREAT|TokyoCabinet::HDB::OWRITER)
end

Class Method Details

.myname ⇒ Object 



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# File 'lib/flare/tools/cli/dump.rb', line 78

def self.myname
  "tch"
end

Instance Method Details

#close ⇒ Object 



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# File 'lib/flare/tools/cli/dump.rb', line 96

def close
  @hdb.close
end

#write(data, key, flag, size, version, expire) ⇒ Object 



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# File 'lib/flare/tools/cli/dump.rb', line 87

def write data, key, flag, size, version, expire
  # uint32_t flag -> L    // uint32_t
  # time_t   expire -> Q  // unsigned long
  # uint64_t size -> Q    // uint64_t
  # uint64_t version -> Q // uint64_t
  # uint32_t option -> L  // uint32_t
  value = [flag, expire, size, version].pack("LQQQ")+data
  @hdb.put(key, value)
end