diff options
Diffstat (limited to 'ruby_2_2/lib/rubygems/package/tar_reader/entry.rb')
-rw-r--r-- | ruby_2_2/lib/rubygems/package/tar_reader/entry.rb | 147 |
1 files changed, 0 insertions, 147 deletions
diff --git a/ruby_2_2/lib/rubygems/package/tar_reader/entry.rb b/ruby_2_2/lib/rubygems/package/tar_reader/entry.rb deleted file mode 100644 index 737c7639c6..0000000000 --- a/ruby_2_2/lib/rubygems/package/tar_reader/entry.rb +++ /dev/null @@ -1,147 +0,0 @@ -# -*- coding: utf-8 -*- -#++ -# Copyright (C) 2004 Mauricio Julio Fernández Pradier -# See LICENSE.txt for additional licensing information. -#-- - -## -# Class for reading entries out of a tar file - -class Gem::Package::TarReader::Entry - - ## - # Header for this tar entry - - attr_reader :header - - ## - # Creates a new tar entry for +header+ that will be read from +io+ - - def initialize(header, io) - @closed = false - @header = header - @io = io - @orig_pos = @io.pos - @read = 0 - end - - def check_closed # :nodoc: - raise IOError, "closed #{self.class}" if closed? - end - - ## - # Number of bytes read out of the tar entry - - def bytes_read - @read - end - - ## - # Closes the tar entry - - def close - @closed = true - end - - ## - # Is the tar entry closed? - - def closed? - @closed - end - - ## - # Are we at the end of the tar entry? - - def eof? - check_closed - - @read >= @header.size - end - - ## - # Full name of the tar entry - - def full_name - if @header.prefix != "" then - File.join @header.prefix, @header.name - else - @header.name - end - rescue ArgumentError => e - raise unless e.message == 'string contains null byte' - raise Gem::Package::TarInvalidError, - 'tar is corrupt, name contains null byte' - end - - ## - # Read one byte from the tar entry - - def getc - check_closed - - return nil if @read >= @header.size - - ret = @io.getc - @read += 1 if ret - - ret - end - - ## - # Is this tar entry a directory? - - def directory? - @header.typeflag == "5" - end - - ## - # Is this tar entry a file? - - def file? - @header.typeflag == "0" - end - - ## - # The position in the tar entry - - def pos - check_closed - - bytes_read - end - - ## - # Reads +len+ bytes from the tar file entry, or the rest of the entry if - # nil - - def read(len = nil) - check_closed - - return nil if @read >= @header.size - - len ||= @header.size - @read - max_read = [len, @header.size - @read].min - - ret = @io.read max_read - @read += ret.size - - ret - end - - alias readpartial read # :nodoc: - - ## - # Rewinds to the beginning of the tar file entry - - def rewind - check_closed - - raise Gem::Package::NonSeekableIO unless @io.respond_to? :pos= - - @io.pos = @orig_pos - @read = 0 - end - -end - |