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-rw-r--r--sample/drb/dchats.rb71
1 files changed, 71 insertions, 0 deletions
diff --git a/sample/drb/dchats.rb b/sample/drb/dchats.rb
new file mode 100644
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+++ b/sample/drb/dchats.rb
@@ -0,0 +1,71 @@
+=begin
+ distributed Ruby --- chat server
+ Copyright (c) 1999-2000 Masatoshi SEKI
+=end
+require 'thread'
+require 'drb/drb'
+
+class ChatEntry
+ include DRbUndumped
+
+ def initialize(server, there)
+ @server = server
+ @there = there
+ @name = there.name
+ @key = there.key = Time.now
+ end
+ attr :name, true
+ attr :there
+
+ def say(str)
+ @server.distribute(@there, str)
+ end
+
+ def listen(str)
+ @there.message(@key, str)
+ end
+end
+
+
+class ChatServer
+ def initialize
+ @mutex = Mutex.new
+ @members = {}
+ end
+
+ def add_member(there)
+ client = ChatEntry.new(self, there)
+ @mutex.synchronize do
+ @members[there] = client
+ end
+ client
+ end
+
+ def distribute(there, str)
+ name = @members[there].name
+ msg = "<#{name}> #{str}"
+ msg2 = ">#{name}< #{str}"
+ @mutex.synchronize do
+ for m in @members.keys
+ begin
+ if m == there
+ @members[m].listen(msg2)
+ else
+ @members[m].listen(msg)
+ end
+ rescue
+ p $!
+ @members.delete(m)
+ end
+ end
+ end
+ end
+end
+
+if __FILE__ == $0
+ here = ARGV.shift
+ DRb.start_service(here, ChatServer.new)
+ puts DRb.uri
+ puts '[return] to exit.'
+ gets
+end