本文整理汇总了Java中storm.trident.state.StateSpec类的典型用法代码示例。如果您正苦于以下问题：Java StateSpec类的具体用法？Java StateSpec怎么用？Java StateSpec使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
StateSpec类属于storm.trident.state包，在下文中一共展示了StateSpec类的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: partitionPersist
import storm.trident.state.StateSpec; //导入依赖的package包/类
public TridentState partitionPersist(StateSpec stateSpec, Fields inputFields, StateUpdater updater, Fields functionFields) {
projectionValidation(inputFields);
String id = _topology.getUniqueStateId();
ProcessorNode n = new ProcessorNode(_topology.getUniqueStreamId(),
_name,
functionFields,
functionFields,
new PartitionPersistProcessor(id, inputFields, updater));
n.committer = true;
n.stateInfo = new NodeStateInfo(id, stateSpec);
return _topology.addSourcedStateNode(this, n);
}
示例2: persistentAggregate
import storm.trident.state.StateSpec; //导入依赖的package包/类
public TridentState persistentAggregate(StateSpec spec, Fields inputFields, CombinerAggregator agg, Fields functionFields) {
projectionValidation(inputFields);
// replaces normal aggregation here with a global grouping because it needs to be consistent across batches
return new ChainedAggregatorDeclarer(this, new GlobalAggScheme())
.aggregate(inputFields, agg, functionFields)
.chainEnd()
.partitionPersist(spec, functionFields, new CombinerAggStateUpdater(agg), functionFields);
}
示例3: persistentAggregate
import storm.trident.state.StateSpec; //导入依赖的package包/类
public TridentState persistentAggregate(StateSpec spec, Fields inputFields, CombinerAggregator agg, Fields functionFields) {
return aggregate(inputFields, agg, functionFields)
.partitionPersist(spec,
TridentUtils.fieldsUnion(_groupFields, functionFields),
new MapCombinerAggStateUpdater(agg, _groupFields, functionFields),
TridentUtils.fieldsConcat(_groupFields, functionFields));
}
示例4: newStaticState
import storm.trident.state.StateSpec; //导入依赖的package包/类
public TridentState newStaticState(StateSpec spec) {
String stateId = getUniqueStateId();
Node n = new Node(getUniqueStreamId(), null, new Fields());
n.stateInfo = new NodeStateInfo(stateId, spec);
registerNode(n);
return new TridentState(this, n);
}
示例5: partitionPersist
import storm.trident.state.StateSpec; //导入依赖的package包/类
public TridentState partitionPersist(StateSpec stateSpec, Fields inputFields, StateUpdater updater, Fields functionFields) {
projectionValidation(inputFields);
String id = _topology.getUniqueStateId();
ProcessorNode n =
new ProcessorNode(_topology.getUniqueStreamId(), _name, functionFields, functionFields, new PartitionPersistProcessor(id, inputFields, updater));
n.committer = true;
n.stateInfo = new NodeStateInfo(id, stateSpec);
return _topology.addSourcedStateNode(this, n);
}
示例6: NodeStateInfo
import storm.trident.state.StateSpec; //导入依赖的package包/类
public NodeStateInfo(String id, StateSpec spec) {
this.id = id;
this.spec = spec;
}