Class: RackJetty::JavaInput

Inherits:
Object
  • Object
show all
Defined in:
lib/rack_jetty/java_input.rb

Instance Method Summary collapse

Constructor Details

#initialize(input) ⇒ JavaInput

Returns a new instance of JavaInput.



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# File 'lib/rack_jetty/java_input.rb', line 3

def initialize(input)
  @input = input
end

Instance Method Details

#each ⇒ Object

Reads the input as chunked data and yields it piece by piece.



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# File 'lib/rack_jetty/java_input.rb', line 42

def each
  while (s = read_bytes(4096, ""))
    yield s
  end
end

#read(count = nil, buffer = "") ⇒ Object Also known as: gets

If count is nil, reads the entire input into the buffer. Otherwise, reads up to count bytes from the stream and puts them into buffer. either way, returns buffer.



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# File 'lib/rack_jetty/java_input.rb', line 31

def read(count = nil, buffer = "")
  if (count.nil?)
    read_all(buffer)
  else
    buffer = read_bytes(count, buffer)
  end
  return buffer
end

#read_all(into_buffer) ⇒ Object

Reads the entire string into_buffer



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# File 'lib/rack_jetty/java_input.rb', line 21

def read_all(into_buffer)
  while (read_bytes(4096, into_buffer))
    # work is in the loop condition.
  end
  return into_buffer
end

#read_bytes(count, into_buffer) ⇒ Object

reads count bytes into into_buffer, returns nil at EOF, otherwise returns into_buffer.



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# File 'lib/rack_jetty/java_input.rb', line 9

def read_bytes(count, into_buffer)
  data = "\0" * count
  data = data.to_java_bytes
  count = @input.read(data, 0, count)
  if (count == -1)
    return nil
  end
  into_buffer << String.from_java_bytes(data[0,count])
  return into_buffer
end