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Contents
# encoding: utf-8
# Copyright 2014-2017 Aerospike, Inc.
#
# Portions may be licensed to Aerospike, Inc. under one or more contributor
# license agreements.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may not
# use this file except in compliance with the License. You may obtain a copy of
# the License at http:#www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations under
# the License.
require 'aerospike/command/single_command'
require 'aerospike/result_code'
module Aerospike
private
class ReadHeaderCommand < SingleCommand #:nodoc:
attr_reader :record
def initialize(cluster, policy, key)
super(cluster, key)
@policy = policy
self
end
def write_buffer
set_read_header(@policy, @key)
end
def parse_result
# Read header.
@conn.read(@data_buffer, MSG_TOTAL_HEADER_SIZE)
result_code = @data_buffer.read(13).ord & 0xFF
if result_code == 0
generation = @data_buffer.read_int32(14)
expiration = @data_buffer.read_int32(18)
@record = Record.new(@node, @key, nil, generation, expiration)
else
if result_code == Aerospike::ResultCode::KEY_NOT_FOUND_ERROR
@record = nil
else
raise Aerospike::Exceptions::Aerospike.new(result_code)
end
end
empty_socket
end
end # class
end # module
Version data entries
10 entries across 10 versions & 1 rubygems