Class: Protocol::WebSocket::Extension::Compression::Deflate
- Inherits:
-
Object
- Object
- Protocol::WebSocket::Extension::Compression::Deflate
- Defined in:
- lib/protocol/websocket/extension/compression/deflate.rb
Instance Attribute Summary collapse
-
#context_takeover ⇒ Object
readonly
Returns the value of attribute context_takeover.
-
#window_bits ⇒ Object
readonly
Returns the value of attribute window_bits.
Class Method Summary collapse
-
.client(parent, client_max_window_bits: 15, client_no_context_takeover: false, **options) ⇒ Object
Client writing to server.
-
.server(parent, server_max_window_bits: 15, server_no_context_takeover: false, **options) ⇒ Object
Server writing to client.
Instance Method Summary collapse
-
#initialize(parent, level: Zlib::DEFAULT_COMPRESSION, memory_level: Zlib::DEF_MEM_LEVEL, strategy: Zlib::DEFAULT_STRATEGY, window_bits: 15, context_takeover: true, **options) ⇒ Deflate
constructor
A new instance of Deflate.
- #pack_binary_frame(buffer, compress: false, **options) ⇒ Object
- #pack_text_frame(buffer, compress: true, **options) ⇒ Object
- #to_s ⇒ Object
Constructor Details
#initialize(parent, level: Zlib::DEFAULT_COMPRESSION, memory_level: Zlib::DEF_MEM_LEVEL, strategy: Zlib::DEFAULT_STRATEGY, window_bits: 15, context_takeover: true, **options) ⇒ Deflate
Returns a new instance of Deflate.
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# File 'lib/protocol/websocket/extension/compression/deflate.rb', line 31 def initialize(parent, level: Zlib::DEFAULT_COMPRESSION, memory_level: Zlib::DEF_MEM_LEVEL, strategy: Zlib::DEFAULT_STRATEGY, window_bits: 15, context_takeover: true, **) @parent = parent @deflate = nil @level = level @memory_level = memory_level @strategy = strategy # This is handled during negotiation: # if window_bits < MINIMUM_WINDOW_BITS # window_bits = MINIMUM_WINDOW_BITS # end @window_bits = window_bits @context_takeover = context_takeover end |
Instance Attribute Details
#context_takeover ⇒ Object (readonly)
Returns the value of attribute context_takeover.
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# File 'lib/protocol/websocket/extension/compression/deflate.rb', line 54 def context_takeover @context_takeover end |
#window_bits ⇒ Object (readonly)
Returns the value of attribute window_bits.
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# File 'lib/protocol/websocket/extension/compression/deflate.rb', line 53 def window_bits @window_bits end |
Class Method Details
.client(parent, client_max_window_bits: 15, client_no_context_takeover: false, **options) ⇒ Object
Client writing to server.
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# File 'lib/protocol/websocket/extension/compression/deflate.rb', line 14 def self.client(parent, client_max_window_bits: 15, client_no_context_takeover: false, **) self.new(parent, window_bits: client_max_window_bits, context_takeover: !client_no_context_takeover, ** ) end |
.server(parent, server_max_window_bits: 15, server_no_context_takeover: false, **options) ⇒ Object
Server writing to client.
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# File 'lib/protocol/websocket/extension/compression/deflate.rb', line 23 def self.server(parent, server_max_window_bits: 15, server_no_context_takeover: false, **) self.new(parent, window_bits: server_max_window_bits, context_takeover: !server_no_context_takeover, ** ) end |
Instance Method Details
#pack_binary_frame(buffer, compress: false, **options) ⇒ Object
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# File 'lib/protocol/websocket/extension/compression/deflate.rb', line 66 def pack_binary_frame(buffer, compress: false, **) buffer = self.deflate(buffer) frame = @parent.pack_binary_frame(buffer, **) frame.flags |= Frame::RSV1 return frame end |
#pack_text_frame(buffer, compress: true, **options) ⇒ Object
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# File 'lib/protocol/websocket/extension/compression/deflate.rb', line 56 def pack_text_frame(buffer, compress: true, **) buffer = self.deflate(buffer) frame = @parent.pack_text_frame(buffer, **) frame.flags |= Frame::RSV1 return frame end |
#to_s ⇒ Object
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# File 'lib/protocol/websocket/extension/compression/deflate.rb', line 49 def to_s "#<#{self.class} window_bits=#{@window_bits} context_takeover=#{@context_takeover}>" end |