Module: Ccrypto::InMemoryRecord

Includes:
TR::CondUtils
Included in:
SupportedCipherList
Defined in:
lib/ccrypto/in_memory_record.rb

Defined Under Namespace

Modules: ClassMethods

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(klass) ⇒ Object

ClassMethods



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# File 'lib/ccrypto/in_memory_record.rb', line 42

def self.included(klass)
  klass.extend(ClassMethods)
  @klass = klass
end

Instance Method Details

#collect(&block) ⇒ Object 



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# File 'lib/ccrypto/in_memory_record.rb', line 149

def collect(&block)
  records.collect(&block)
end

#each(&block) ⇒ Object

find() operation

Raises:



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# File 'lib/ccrypto/in_memory_record.rb', line 137

def each(&block)
  raise InMemoryRecordError, "each function requires a block" if not block
  records.each(&block)
  #records.map {|r| 
  #  if r.respond_to?(:ddup)
  #    r.ddup
  #  else
  #    r.clone
  #  end
  #}.each(&block)
end

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ccrypto/in_memory_record.rb', line 164

def empty?
  records.empty?
end

#find(field) ⇒ Object

finder only accept hash



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# File 'lib/ccrypto/in_memory_record.rb', line 70

def find(field)
  res = []
  case field
  when Hash
    loopRes = []
    field.each do |k,v|
      case v
      when Array
        # extra configration at value is array
        # 1st parameter always the keyword to find
        ss = v.first
        fuzzy = v[1] || false
      else
        ss = v
        fuzzy = false
      end

      if not searchRes[k.to_sym].nil?
        if fuzzy
          found = searchRes[k.to_sym].select { |sk,sv|
            sk.to_s.downcase =~ /#{ss.downcase}/
          }
          loopRes = found.values
        else
          ss = ss.to_s.downcase
          if searchRes[k.to_sym].keys.include?(ss)
            loopRes = searchRes[k.to_sym][ss]
          end
        end
      end

      if is_empty?(res)
        res = loopRes
      else
        res = res & loopRes
      end
    end
  else
    raise InMemoryRecordError, "Hash is expected for finder function"
  end

  # apparantly dup and clone has some different side effects
  # dup will not copy the frozen flag but shall also ignore the dynamic method
  # created using instance_eval
  # clone shall retain the frozen flag but shall also carry over the instance_eval
  # result.
  # Hence let the application to decide to use dup or clone
  res
  #if field[:do_not_dup] == true
  #  res
  #else
  #  # always return a copy instead of actual one
  #  # dup call here might not help if there are embedded
  #  # object in the class as the dup only does swallow
  #  # copy, not deep copy
  #  # Library user need to handle deep copy
  #  res.map { |r| 
  #    if r.respond_to?(:ddup)
  #      r.ddup
  #    else
  #      r.clone
  #    end
  #  }
  #end

end

#register(obj, opts = {}) ⇒ Object 



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# File 'lib/ccrypto/in_memory_record.rb', line 59

def register(obj, opts = {})
  logger.debug "Giving #{obj} to register"
  if not obj.nil?
    extrapolate(obj, opts)
    logger.debug "Extrapolated object #{obj}"
    records << obj
    logger.debug "Object #{obj} added to records"
  end
end

#save_to_storage(record) ⇒ Object Also known as: save

Instance methods



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# File 'lib/ccrypto/in_memory_record.rb', line 50

def save_to_storage(record)
  target = File.join(self.class.record_storage_root,"#{record}.imr")  
  File.open(target,"w") do |f|
    f.write YAML.dump(self)
  end
  self
end

#select(&block) ⇒ Object 



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# File 'lib/ccrypto/in_memory_record.rb', line 153

def select(&block)
  records.select(&block)
  #records.map { |r| 
  #  if r.respond_to?(:ddup)
  #    r.ddup
  #  else
  #    r.clone
  #  end
  #}.select(&block)
end

#to_a ⇒ Object 



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# File 'lib/ccrypto/in_memory_record.rb', line 168

def to_a
  records #.freeze
  #records.map { |c| 
  #  if c.respond_to?(:ddup)
  #    c.ddup
  #  else
  #    c.clone
  #  end
  #}.freeze
end