redstorm/examples/simple/exclamation_topology.rb

41 lines
939 B
Ruby

java_import 'backtype.storm.testing.TestWordSpout'
require 'red_storm'
require 'examples/simple/exclamation_bolt'
# this example topology uses the Storm TestWordSpout and our own JRuby ExclamationBolt
module RedStorm
module Examples
class ExclamationTopology < SimpleTopology
spout TestWordSpout, :parallelism => 2 do
debug true
end
bolt ExclamationBolt, :parallelism => 2 do
source TestWordSpout, :shuffle
end
bolt ExclamationBolt, :id => :ExclamationBolt2, :parallelism => 2 do
source ExclamationBolt, :shuffle
debug true
end
configure do |env|
debug false
max_task_parallelism 4
if env == :cluster
num_workers 4
max_spout_pending(1000)
end
end
on_submit do |env|
if env == :local
sleep(5)
cluster.shutdown
end
end
end
end
end