Class: Aerospike::DeleteCommand

Inherits:
SingleCommand show all
Defined in:
lib/aerospike/command/delete_command.rb

Overview

:nodoc:

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from Command

#execute, #set_delete, #set_exists, #set_operate, #set_query, #set_read, #set_read_for_key_only, #set_read_header, #set_scan, #set_touch, #set_udf, #set_write, #write_bins

Constructor Details

#initialize(cluster, policy, key) ⇒ DeleteCommand

Returns a new instance of DeleteCommand.



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# File 'lib/aerospike/command/delete_command.rb', line 28

def initialize(cluster, policy, key)
  super(cluster, key)

  @policy = policy

  self
end

Instance Attribute Details

#existed ⇒ Object (readonly)

Returns the value of attribute existed.



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# File 'lib/aerospike/command/delete_command.rb', line 26

def existed
  @existed
end

Instance Method Details

#get_node ⇒ Object 



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# File 'lib/aerospike/command/delete_command.rb', line 36

def get_node
  @cluster.master_node(@partition)
end

#parse_result ⇒ Object

Raises:



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# File 'lib/aerospike/command/delete_command.rb', line 44

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
    @existed = true
    return
  end

  if result_code == Aerospike::ResultCode::KEY_NOT_FOUND_ERROR
    @existed = false
    return
  end

  if result_code == Aerospike::ResultCode::FILTERED_OUT
    if @policy.fail_on_filtered_out
      raise Aerospike::Exceptions::Aerospike.new(result_code, nil, [@node])
    end
    @existed = true
    return
  end

  raise Aerospike::Exceptions::Aerospike.new(result_code, nil, [@node])
end

#write_buffer ⇒ Object 



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# File 'lib/aerospike/command/delete_command.rb', line 40

def write_buffer
  set_delete(@policy, @key)
end