Class: RXFReadWrite

Inherits:
RXFReader
  • Object
show all
Defined in:
lib/rxfreadwrite.rb

Class Method Summary collapse

Class Method Details

.chdir(x) ⇒ Object 



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# File 'lib/rxfreadwrite.rb', line 69

def self.chdir(x)

  # We can use @fs within chdir() to flag the current file system.
  # Allowing us to use relative paths with FileX operations instead
  # of explicitly stating the path each time. e.g. touch 'foo.txt'
  #

  if x[/^file:\/\//] or File.exists?(File.dirname(x)) then

    @fs = :local
    FileUtils.chdir x

  elsif x[/^dfs:\/\//]

    host = x[/(?<=dfs:\/\/)[^\/]+/]
    @fs = 'dfs://' + host
    DfsFile.chdir x

  end

end

.glob(s) ⇒ Object 



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# File 'lib/rxfreadwrite.rb', line 91

def self.glob(s)

  if s[/^dfs:\/\//] then
    DfsFile.glob(s)
  else
    Dir.glob(s)
  end

end

.mkdir(x) ⇒ Object 



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# File 'lib/rxfreadwrite.rb', line 101

def self.mkdir(x)

  if x[/^file:\/\//] or File.exists?(File.dirname(x)) then
    FileUtils.mkdir x
  elsif x[/^dfs:\/\//]
    DfsFile.mkdir x
  end

end

.mkdir_p(x) ⇒ Object 



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# File 'lib/rxfreadwrite.rb', line 111

def self.mkdir_p(x)

  if x[/^dfs:\/\//] then
    DfsFile.mkdir_p x
  else
    FileUtils.mkdir_p x
  end

end

.rm(filename) ⇒ Object 



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# File 'lib/rxfreadwrite.rb', line 121

def self.rm(filename)

  case filename[/^\w+(?=:\/\/)/]
  when 'dfs'
    DfsFile.rm filename
  else

    if File.basename(filename) =~ /\*/ then

      Dir.glob(filename).each do |file|

        begin
          FileUtils.rm file
        rescue
          puts ('RXFReadWrite#rm: ' + file + ' is a Directory').warning
        end

      end

    else
      FileUtils.rm filename
    end

  end

end

.rm_r(filename, force: false) ⇒ Object 



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# File 'lib/rxfreadwrite.rb', line 148

def self.rm_r(filename, force: false)

  case filename[/^\w+(?=:\/\/)/]
  when 'dfs'
    DfsFile.rm_r filename, force: force
  else

    if File.basename(filename) =~ /\*/ then

      Dir.glob(filename).each do |file|

        begin
          FileUtils.rm_r file, force: force
        rescue
          puts ('RXFReadWrite#rm_r: ' + file + ' is a Directory').warning
        end

      end

    else
      FileUtils.rm_r filename, force: force
    end

  end

end

.rm_rf(filename) ⇒ Object 



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# File 'lib/rxfreadwrite.rb', line 175

def self.rm_rf(filename)
  rm_r(filename, force: true)
end

.touch(filename, mtime: Time.now) ⇒ Object 



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# File 'lib/rxfreadwrite.rb', line 179

def self.touch(filename, mtime: Time.now)

  case filename[/^\w+(?=:\/\/)/]
  when 'dfs'
    DfsFile.touch filename, mtime: mtime
  else
    FileUtils.touch filename, mtime: mtime
  end

end

.write(location, s = nil) ⇒ Object 



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# File 'lib/rxfreadwrite.rb', line 190

def self.write(location, s=nil)

  case location
  when /^dfs:\/\//

    DfsFile.write location, s

  else

    if DfsFile.exists?(File.dirname(location)) then
      DfsFile.write location, s
    else
      File.write(location, s)
    end

  end

end