# encoding: utf-8
require "logstash/environment"

if LogStash::Environment.windows? && LogStash::Environment.jruby?
  require "socket"
  module JRubyBug2558SocketPeerAddrBugFix
    def peeraddr(*args)
      orig_peeraddr(*args).map do |v|
        case v
        when String
          v.force_encoding(Encoding::UTF_8)
        else
          v
        end
      end
    end
  end

  class << Socket
    # Bugfix for jruby #2558
    alias_method :orig_gethostname, :gethostname
    def gethostname
      return orig_gethostname.force_encoding(Encoding::UTF_8)
    end
  end

  class TCPSocket
    alias_method :orig_peeraddr, :peeraddr
    include JRubyBug2558SocketPeerAddrBugFix
  end
  class UDPSocket
    alias_method :orig_peeraddr, :peeraddr
    include JRubyBug2558SocketPeerAddrBugFix
  end
end

if LogStash::Environment.windows?
  # make sure all strings pulled out of ENV are UTF8
  class <<ENV
    alias_method :orig_getter, :[]
    def [](key)
      case value = orig_getter(key)
      when String
        # dup is necessary since force_encoding is destructive
        value.dup.force_encoding(Encoding::UTF_8)
      else
        value
      end
    end
  end
end