Class: Avro::Schema::FixedSchema

Inherits:
NamedSchema show all
Defined in:
lib/avro/schema.rb

Constant Summary

Constants inherited from Avro::Schema

CRC_EMPTY, DECIMAL_LOGICAL_TYPE, DEFAULT_VALIDATE_OPTIONS, INT_MAX_VALUE, INT_MIN_VALUE, LONG_MAX_VALUE, LONG_MIN_VALUE, NAMED_TYPES, NAMED_TYPES_SYM, NAME_REGEX, PRIMITIVE_TYPES, PRIMITIVE_TYPES_SYM, SINGLE_OBJECT_MAGIC_NUMBER, VALID_TYPES, VALID_TYPES_SYM

Instance Attribute Summary collapse

Attributes inherited from NamedSchema

#aliases, #name, #namespace

Attributes inherited from Avro::Schema

#logical_type, #type_sym

Instance Method Summary collapse

Methods inherited from NamedSchema

#fullname, #fullname_aliases, #match_fullname?

Methods inherited from Avro::Schema

#==, #be_read?, #crc_64_avro_fingerprint, #hash, #initFPTable, #md5_fingerprint, #mutual_read?, parse, #read?, real_parse, #sha256_fingerprint, #single_object_encoding_header, #single_object_schema_fingerprint, #subparse, #to_s, #type, #type_adapter, validate

Constructor Details

#initialize(name, space, size, names = nil, logical_type = nil, aliases = nil, precision = nil, scale = nil) ⇒ FixedSchema

Returns a new instance of FixedSchema.



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# File 'lib/avro/schema.rb', line 533

def initialize(name, space, size, names=nil, logical_type=nil, aliases=nil, precision=nil, scale=nil)
  # Ensure valid cto args
  unless size.is_a?(Integer)
    raise AvroError, 'Fixed Schema requires a valid integer for size property.'
  end
  super(:fixed, name, space, names, nil, logical_type, aliases)
  @size = size
  @precision = precision
  @scale = scale
end

Instance Attribute Details

#precision ⇒ Object (readonly)

Returns the value of attribute precision.



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# File 'lib/avro/schema.rb', line 532

def precision
  @precision
end

#scale ⇒ Object (readonly)

Returns the value of attribute scale.



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# File 'lib/avro/schema.rb', line 532

def scale
  @scale
end

#size ⇒ Object (readonly)

Returns the value of attribute size.



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# File 'lib/avro/schema.rb', line 532

def size
  @size
end

Instance Method Details

#match_schema?(schema) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/avro/schema.rb', line 554

def match_schema?(schema)
  return true if super && size == schema.size

  if logical_type == DECIMAL_LOGICAL_TYPE && schema.logical_type == DECIMAL_LOGICAL_TYPE
    return precision == schema.precision && (scale || 0) == (schema.scale || 0)
  end

  false
end

#to_avro(names = Set.new) ⇒ Object 



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# File 'lib/avro/schema.rb', line 544

def to_avro(names=Set.new)
  avro = super
  return avro if avro.is_a?(String)

  avro['size'] = size
  avro['precision'] = precision if precision
  avro['scale'] = scale if scale
  avro
end