Class: Rialto::Etl::Writers::JsonldWriter

Inherits:

Object

• Object
• Rialto::Etl::Writers::JsonldWriter

Defined in:

lib/rialto/etl/writers/jsonld_writer.rb

Overview

Write JSON-LD records. This writer conforms to Traject’s writer class interface, supporting #initialize, #put, and #close

Instance Method Summary

• #close ⇒ Object

  Print a JSON representation of the records with the JSON-LD context object attached.

• #initialize(_) ⇒ JsonldWriter constructor

  Constructor.

• #put(context) ⇒ Array

  Append the hash representing a single mapped record to the list of records held in memory.

Constructor Details

#initialize(_) ⇒ JsonldWriter

Constructor

# File 'lib/rialto/etl/writers/jsonld_writer.rb', line 14

def initialize(_); end

Instance Method Details

#close ⇒ Object

Print a JSON representation of the records with the JSON-LD context object attached

# File 'lib/rialto/etl/writers/jsonld_writer.rb', line 28

def close
  $stdout.puts records.to_json
end

#put(context) ⇒ Array

Append the hash representing a single mapped record to the list of records held in memory

Parameters:

• context (Traject::Indexer::Context) —

  a Traject context object containing the output of the mapping

Returns:

• (Array) —

  a list of all records mapped

# File 'lib/rialto/etl/writers/jsonld_writer.rb', line 22

def put(context)
  records << context.output_hash
end