class Embulk::FilterPlugin::JavaAdapter

Public Class Methods

new(ruby_class) click to toggle source
# File lib/embulk/filter_plugin.rb, line 44
def initialize(ruby_class)
  @ruby_class = ruby_class
end

Public Instance Methods

open(java_task_source, java_in_schema, java_out_schema, java_output) click to toggle source
# File lib/embulk/filter_plugin.rb, line 59
def open(java_task_source, java_in_schema, java_out_schema, java_output)
  task_source = DataSource.from_java(java_task_source)
  in_schema = Schema.from_java(java_in_schema)
  out_schema = Schema.from_java(java_out_schema)
  page_builder = PageBuilder.new(out_schema, java_output)
  ruby_object = @ruby_class.new(task_source, in_schema, out_schema, page_builder)
  return OutputAdapter.new(ruby_object, in_schema, page_builder)
end
transaction(java_config, java_in_schema, java_control) click to toggle source
# File lib/embulk/filter_plugin.rb, line 48
def transaction(java_config, java_in_schema, java_control)
  config = DataSource.from_java(java_config)
  in_schema = Schema.from_java(java_in_schema)
  @ruby_class.transaction(config, in_schema) do |task_source_hash, out_columns|
    java_task_source = DataSource.from_ruby_hash(task_source_hash).to_java
    java_out_schemas = Schema.new(out_columns).to_java
    java_control.run(java_task_source, java_out_schemas)
  end
  nil
end