Examples of storm.trident.state.map.CachedMap

storm.trident.state.map.CachedMap
Useful to layer over a map that communicates with a database. you generally layer opaque map over this over your database store @author nathan @param < T>


  /** {@inheritDoc} */
  @Override
  public State makeState(Map conf, IMetricsContext metrics, int partitionIndex, int numPartitions) {
    HBaseAggregateState state = new HBaseAggregateState(config);
    CachedMap c = new CachedMap(state, config.getStateCacheSize());


    MapState ms;
    if (type == StateType.NON_TRANSACTIONAL) {
      ms = NonTransactionalMap.build(c);
    } else if (type == StateType.OPAQUE) {

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        @SuppressWarnings({ "rawtypes", "unchecked" })
        public State makeState(Map conf, IMetricsContext metrics, int partitionIndex, int numPartitions) {
            CassandraMapState state = new CassandraMapState(options, conf);


            CachedMap cachedMap = new CachedMap(state, options.localCacheSize);


            MapState mapState;
            if (stateType == StateType.NON_TRANSACTIONAL) {
                mapState = NonTransactionalMap.build(cachedMap);
            } else if (stateType == StateType.OPAQUE) {

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Related Classes of storm.trident.state.map.CachedMap

backtype.storm.contrib.hbase.trident.HBaseAggregateFactory

com.hmsonline.storm.cassandra.trident.CassandraMapState$Factory

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