22 lines
771 B
Ruby
22 lines
771 B
Ruby
require 'red_storm'
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require 'examples/simple/random_sentence_spout'
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require 'examples/simple/split_sentence_bolt'
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require 'examples/simple/word_count_bolt'
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class LocalWordCountTopology
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def start(base_class_path)
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builder = TopologyBuilder.new
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builder.setSpout(1, JRubySpout.new(base_class_path, "RandomSentenceSpout"), 5)
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builder.setBolt(2, JRubyBolt.new(base_class_path, "SplitSentenceBolt"), 8).shuffleGrouping(1)
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builder.setBolt(3, JRubyBolt.new(base_class_path, "WordCountBolt"), 12).fieldsGrouping(2, Fields.new("word"))
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conf = Config.new
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conf.setDebug(true)
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conf.setMaxTaskParallelism(3)
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cluster = LocalCluster.new
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cluster.submitTopology("word-count", conf, builder.createTopology)
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sleep(5)
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cluster.shutdown
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end
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end |