Package org.apache.storm.starter.streams
Class StateQueryExample
java.lang.Object
org.apache.storm.starter.streams.StateQueryExample
An example that uses
Stream.stateQuery(StreamState)
to query the state
You should start a local redis instance before running the 'storm jar' command. By default the connection will be attempted at localhost:6379. The default RedisKeyValueStateProvider parameters can be overridden in conf/storm.yaml, for e.g.
topology.state.provider.config: '{"keyClass":"...", "valueClass":"...", "keySerializerClass":"...", "valueSerializerClass":"...", "jedisPoolConfig":{"host":"localhost", "port":6379, "timeout":2000, "database":0, "password":"xyz"}}'
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Constructor Summary
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Method Summary
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Constructor Details
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StateQueryExample
public StateQueryExample()
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Method Details
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main
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Exception
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