Class: Ccrypto::Java::SecureRandomEngine

Inherits:
Object
  • Object
show all
Extended by:
DataConversion
Includes:
TR::CondUtils
Defined in:
lib/ccrypto/java/engines/secure_random_engine.rb

Class Method Summary collapse

Methods included from DataConversion

from_b64, from_b64_mime, from_hex, included, logger, to_b64, to_b64_mime, to_bin, to_hex, to_java_bytes, to_str

Class Method Details

.random_alphanu(size, &block) ⇒ Object 



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# File 'lib/ccrypto/java/engines/secure_random_engine.rb', line 29

def self.random_alphanu(size, &block)
  SecureRandom.alphanumeric(size) 
end

.random_b64(size, &block) ⇒ Object 



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# File 'lib/ccrypto/java/engines/secure_random_engine.rb', line 21

def self.random_b64(size, &block)
  to_b64(random_bytes(size, &block)) 
end

.random_bytes(size, &block) ⇒ Object 



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# File 'lib/ccrypto/java/engines/secure_random_engine.rb', line 11

def self.random_bytes(size, &block)
  buf = ::Java::byte[size].new
  engine(&block).next_bytes(buf)
  buf
end

.random_hex(size, &block) ⇒ Object 



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# File 'lib/ccrypto/java/engines/secure_random_engine.rb', line 17

def self.random_hex(size,&block)
  to_hex(random_bytes(size,&block))
end

.random_number(val, &block) ⇒ Object 



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# File 'lib/ccrypto/java/engines/secure_random_engine.rb', line 33

def self.random_number(val, &block)
  if val.is_a?(Range) 
    v = engine(&block).next_int(val.max)
    if v < val.min
      v = v+val.min
    end
    v
  elsif val.is_a?(Integer)
    engine(&block).next_int(val)
  elsif is_empty?(val)
    engine(&block).next_double
  end
end

.random_uuid ⇒ Object 



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# File 'lib/ccrypto/java/engines/secure_random_engine.rb', line 25

def self.random_uuid
  java.util.UUID.randomUUID.to_s 
end