class Cql::Compression::SnappyCompressor
A compressor that uses the Snappy compression library.
@note This compressor requires the [snappy](rubygems.org/gems/snappy)
gem (v0.0.10 or later for JRuby support).
Attributes
algorithm[R]
@return [String]
Public Class Methods
new(min_size=64)
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@param [Integer] min_size (64) Don’t compress frames smaller than
this size (see {#compress?}).
# File lib/cql/compression/snappy_compressor.rb, line 22 def initialize(min_size=64) @algorithm = 'snappy'.freeze @min_size = min_size end
Public Instance Methods
compress(str)
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# File lib/cql/compression/snappy_compressor.rb, line 33 def compress(str) Snappy.deflate(str) end
compress?(str)
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@return [true, false] will return false for frames smaller than the
`min_size` given to the constructor.
# File lib/cql/compression/snappy_compressor.rb, line 29 def compress?(str) str.bytesize > @min_size end
decompress(str)
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# File lib/cql/compression/snappy_compressor.rb, line 37 def decompress(str) Snappy.inflate(str) end