Class: Digest::Base

Inherits:

Object

• Object
• Digest::Base

show all

Defined in:

flow/digest/digest.rb

Class Method Summary (collapse)

• + (Object) digest(str)

Instance Method Summary (collapse)

• - (Object) digest
• - (Base) initialize(algo) constructor

  A new instance of Base.

• - (Object) reset
• - (Object) update(str)

digest = Digest::MD5.new

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# File 'flow/digest/digest.rb', line 12

def initialize(algo)
  @digest = Java::Security::MessageDigest.getInstance(algo)
end

Digest::MD5.digest('hello')
#=> '5d41402abc4b2a76b9719d911017c592'

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# File 'flow/digest/digest.rb', line 40

def self.digest(str)
  self.new.update(str).digest
end

digest.digest
#=> '5d41402abc4b2a76b9719d911017c592'

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# File 'flow/digest/digest.rb', line 33

def digest
  @digest.digest.map { |x| String.format('%02x', x) }.join
end

digest.reset

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# File 'flow/digest/digest.rb', line 25

def reset
  @digest.reset
  self
end

digest.update('hello')

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# File 'flow/digest/digest.rb', line 18

def update(str)
  @digest.update(str.chars.map { |x| x.ord })
  self
end