Class: Aerospike::Info

Inherits:
Object
  • Object
show all
Defined in:
lib/aerospike/info.rb

Overview

Polymorphic value classes used to efficiently serialize objects into the wire protocol.

Class Method Summary collapse

Class Method Details

.parse_multiple_response(buf_length, buffer) ⇒ Object 



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# File 'lib/aerospike/info.rb', line 57

def self.parse_multiple_response(buf_length, buffer)
  res = {}
  buffer.read(0, buf_length).split("\n").each do |vstr|
    k, v = vstr.split("\t")
    res[k] = v
  end
  res
end

.request(conn, *commands) ⇒ Object 



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# File 'lib/aerospike/info.rb', line 26

def self.request(conn, *commands)
  buffer = Buffer.get

  # If conservative estimate may be exceeded, get exact estimate
  # to preserve memory and resize buffer.
  offset = 8

  commands.each do |command|
    offset += command.bytesize + 1
  end

  buffer.resize(offset)

  offset = 8 # Skip size field.

  # The command format is: <name1>\n<name2>\n...
  commands.each do |command|
    buffer.write_binary(command, offset)
    offset += command.bytesize
    buffer.write_byte("\n", offset)
    offset += 1
  end

  begin
    buf_length = send_command(conn, offset, buffer)
    parse_multiple_response(buf_length, buffer)
  ensure
    Buffer.put(buffer)
  end
end