Module: KyotoCabinet::Adaptation

Included in:
Java::Kyotocabinet::Cursor, Java::Kyotocabinet::DB
Defined in:
lib/kyotocabinet.rb

Constant Summary collapse

BYTE_ARRAY = 
[1].to_java(:byte).java_class

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(mod) ⇒ Object 



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# File 'lib/kyotocabinet.rb', line 57

def self.included(mod)
  super(mod)
  mod.instance_eval do
    def with_java_method(mname, args)
      mh = self.java_method(mname, args)
      yield mh
    end
    def convert_args(mname, args)
      indices = []
      args.each_with_index do |a, i|
        if a == BYTE_ARRAY
          indices << i
        end
      end
      mh = self.java_method(mname, args)
      self.send(:define_method, mname) do |*argv|
        indices.each { |i| argv[i] = argv[i].to_java_bytes }
        mh.bind(self).call(*argv)
      end
    end

    def convert_args_ret(mname, args)
      indices = []
      args.each_with_index do |a, i|
        if a == BYTE_ARRAY
          indices << i
        end
      end
      mh = self.java_method(mname, args)
      self.send(:define_method, mname) do |*argv|
        indices.each { |i| argv[i] = argv[i].to_java_bytes }
        rv = mh.bind(self).call(*argv)
        if rv
          String.from_java_bytes(rv)
        end
      end
    end
  end
end

Instance Method Details

#conv_string_array(a) ⇒ Object 



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# File 'lib/kyotocabinet.rb', line 45

def conv_string_array(a)
  ba = Java::byte[a.size, 0].new
  a.each_with_index do |k, i|
    ba[i] = k.to_java_bytes
  end
  ba
end

#ret_bytes(v) ⇒ Object 



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# File 'lib/kyotocabinet.rb', line 97

def ret_bytes(v)
  if v
    String.from_java_bytes(v)
  end
end

#to_string_array(ba) ⇒ Object 



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# File 'lib/kyotocabinet.rb', line 53

def to_string_array(ba)
  ba.collect { |e| String.from_java_bytes(e) }
end