Module: Protojson
- Defined in:
- lib/protojson.rb,
lib/protojson/version.rb,
lib/protojson/codec/hash.rb,
lib/protojson/codec/json.rb,
lib/protojson/codec/binary.rb,
lib/protojson/codec/json_indexed.rb,
lib/protojson/codec/json_tag_map.rb,
lib/protojson/codec/codec_interface.rb
Defined Under Namespace
Modules: Codec
Constant Summary collapse
- VERSION =
"0.2.0"
Class Method Summary collapse
-
.[](codec = nil) ⇒ Object
Returns the codec specified or the default one if no attribute is defined.
-
.[]=(codec_name = nil, codec = nil) ⇒ Object
Key name - Codec value.
-
.codecs ⇒ Object
Initializes the codecs Hash.
- .decode(message, data, codec = nil) ⇒ Object
- .encode(message, codec = nil) ⇒ Object
- .set_default_codec(codec) ⇒ Object
Class Method Details
.[](codec = nil) ⇒ Object
Returns the codec specified or the default one if no attribute is defined
32 33 34 35 36 |
# File 'lib/protojson.rb', line 32 def [](codec = nil) codec.is_a?(Protojson::Codec::CodecInterface) and return codec codec.is_a?(Symbol) or codec.nil? and return codecs[codec] raise "Invalid codec #{codec}. It should either implement Protojson::Codec::CodecInterface or be a symbol" end |
.[]=(codec_name = nil, codec = nil) ⇒ Object
Key name - Codec value
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 |
# File 'lib/protojson.rb', line 10 def []=(codec_name = nil, codec = nil) codec_name.is_a?(String) and codec_name.downcase! unless codec_name.nil? # default codec unless codec_name.is_a?(Symbol) if codec_name.respond_to?(:to_sym) codec_name = codec_name.to_sym else raise Exception, "Only symbols allowed as codec names" end end end if codec.nil? # unregister codec codecs.delete(codec_name) else # register codec !codec.is_a? Protojson::Codec::CodecInterface and raise Exception, "codec should include Protojson::Codec::CodecInterface" codecs[codec_name] = codec end end |
.codecs ⇒ Object
Initializes the codecs Hash
39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 |
# File 'lib/protojson.rb', line 39 def codecs @codecs ||= ( # While accessing the Hash, if the key does not exist, throws an exception h = Hash.new { |hash, key| hash.has_key?(key) and return hash[key] !key.nil? and raise Exception, "Undefined codec #{key}" h[nil] = Protojson::Codec::Binary } # default value is Binary codec h[nil] = Protojson::Codec::Binary h[:hash] = Protojson::Codec::Hash h[:indexed] = Protojson::Codec::JsonIndexed h[:json] = Protojson::Codec::Json h[:tag_map] = Protojson::Codec::JsonTagMap h ) end |
.decode(message, data, codec = nil) ⇒ Object
77 78 79 80 |
# File 'lib/protojson.rb', line 77 def decode(, data, codec = nil) codec = send("[]".to_sym, codec) # fetch default codec if none given codec.decode(, data) end |
.encode(message, codec = nil) ⇒ Object
72 73 74 75 |
# File 'lib/protojson.rb', line 72 def encode(, codec = nil) codec = send("[]".to_sym, codec) codec.encode() end |
.set_default_codec(codec) ⇒ Object
57 58 59 60 61 62 63 64 65 66 67 68 69 70 |
# File 'lib/protojson.rb', line 57 def set_default_codec(codec) # fetch codec from Hash if codec name received if codec.is_a?(Symbol) or codec.is_a?(String) codec = Protojson[codec] end # set default codec puts codec.is_a?(Protojson::Codec::CodecInterface) if codec.is_a?(Protojson::Codec::CodecInterface) codecs[nil] = codec else raise Exception, 'Codec must implement Protojson::Codec::CodecInterface' end end |