Sha256: e4fdcc3cf8e8035f6dfb50a0be0a35fc3ae885aef9bae243e583a2c62112cb8f
Contents?: true
Size: 1.16 KB
Versions: 16
Compression:
Stored size: 1.16 KB
Contents
module Zip
class PassThruDecompressor < Decompressor #:nodoc:all
def initialize(inputStream, charsToRead)
super inputStream
@charsToRead = charsToRead
@readSoFar = 0
@hasReturnedEmptyString = ! EMPTY_FILE_RETURNS_EMPTY_STRING_FIRST
end
# TODO: Specialize to handle different behaviour in ruby > 1.7.0 ?
def sysread(numberOfBytes = nil, buf = nil)
if input_finished?
hasReturnedEmptyStringVal = @hasReturnedEmptyString
@hasReturnedEmptyString = true
return "" unless hasReturnedEmptyStringVal
return
end
if (numberOfBytes == nil || @readSoFar + numberOfBytes > @charsToRead)
numberOfBytes = @charsToRead - @readSoFar
end
@readSoFar += numberOfBytes
@inputStream.read(numberOfBytes, buf)
end
def produce_input
sysread(Decompressor::CHUNK_SIZE)
end
def input_finished?
(@readSoFar >= @charsToRead)
end
alias :eof :input_finished?
alias :eof? :input_finished?
end
end
# Copyright (C) 2002, 2003 Thomas Sondergaard
# rubyzip is free software; you can redistribute it and/or
# modify it under the terms of the ruby license.
Version data entries
16 entries across 16 versions & 3 rubygems