Method: Thrift::Struct_Union#read_field

Defined in:
lib/thrift/struct_union.rb

#read_field(iprot, field = {}) ⇒ Object 



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# File 'lib/thrift/struct_union.rb', line 51

def read_field(iprot, field = {})
  case field[:type]
  when Types::STRUCT
    value = field[:class].new
    value.read(iprot)
  when Types::MAP
    key_type, val_type, size = iprot.read_map_begin
    # Skip the map contents if the declared key or value types don't match the expected ones.
    if (size != 0 && (key_type != field[:key][:type] || val_type != field[:value][:type]))
      size.times do
        iprot.skip(key_type)
        iprot.skip(val_type)
      end
      value = nil
    else
      value = {}
      size.times do
        k = read_field(iprot, field_info(field[:key]))
        v = read_field(iprot, field_info(field[:value]))
        value[k] = v
      end
    end
    iprot.read_map_end
  when Types::LIST
    e_type, size = iprot.read_list_begin
    # Skip the list contents if the declared element type doesn't match the expected one.
    if (e_type != field[:element][:type])
      size.times do
        iprot.skip(e_type)
      end
      value = nil
    else
      value = Array.new(size) do |n|
        read_field(iprot, field_info(field[:element]))
      end
    end
    iprot.read_list_end
  when Types::SET
    e_type, size = iprot.read_set_begin
    # Skip the set contents if the declared element type doesn't match the expected one.
    if (e_type != field[:element][:type])
      size.times do
        iprot.skip(e_type)
      end
    else
      value = Set.new
      size.times do
        element = read_field(iprot, field_info(field[:element]))
        value << element
      end
    end
    iprot.read_set_end
  else
    value = iprot.read_type(field)
  end
  value
end