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Java ProjectionFactory类代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Java中storm.trident.tuple.TridentTupleView.ProjectionFactory的典型用法代码示例。如果您正苦于以下问题:Java ProjectionFactory类的具体用法?Java ProjectionFactory怎么用?Java ProjectionFactory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。



ProjectionFactory类属于storm.trident.tuple.TridentTupleView包,在下文中一共展示了ProjectionFactory类的19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,您的评价将有助于我们的系统推荐出更棒的Java代码示例。

示例1: execute

import storm.trident.tuple.TridentTupleView.ProjectionFactory; //导入依赖的package包/类
@Override
public void execute(Map<TridentTuple, Object> state, int streamIndex, TridentTuple full, TridentCollector collector) {
    ProjectionFactory groupFactory = _groupFactories.get(streamIndex);
    ProjectionFactory inputFactory = _inputFactories.get(streamIndex);
    
    TridentTuple group = groupFactory.create(full);
    TridentTuple input = inputFactory.create(full);
    
    Object curr;
    if(!state.containsKey(group)) {
        curr = _reducer.init(collector, group);
        state.put(group, curr);
    } else {
        curr = state.get(group);
    }
    _reducer.execute(curr, streamIndex, group, input, collector);
}
 
开发者ID:zhangjunfang,项目名称:jstorm-0.9.6.3-,代码行数:18,代码来源:GroupedMultiReducerExecutor.java


示例2: prepare

import storm.trident.tuple.TridentTupleView.ProjectionFactory; //导入依赖的package包/类
@Override
public void prepare(Map conf, TopologyContext context, TridentContext tridentContext) {
    List<Factory> parents = tridentContext.getParentTupleFactories();
    _context = tridentContext;
    _streamToIndex = new HashMap<String, Integer>();
    List<String> parentStreams = tridentContext.getParentStreams();
    for(int i=0; i<parentStreams.size(); i++) {
        _streamToIndex.put(parentStreams.get(i), i);
    }
    _projectionFactories = new ProjectionFactory[_projectFields.size()];
    for(int i=0; i<_projectFields.size(); i++) {
        _projectionFactories[i] = new ProjectionFactory(parents.get(i), _projectFields.get(i));
    }
    _collector = new FreshCollector(tridentContext);
    _reducer.prepare(conf, new TridentMultiReducerContext((List) Arrays.asList(_projectionFactories)));
}
 
开发者ID:zhangjunfang,项目名称:jstorm-0.9.6.3-,代码行数:17,代码来源:MultiReducerProcessor.java


示例3: execute

import storm.trident.tuple.TridentTupleView.ProjectionFactory; //导入依赖的package包/类
@Override
public void execute(Map<TridentTuple, Object> state, int streamIndex, TridentTuple full, TridentCollector collector) {
    ProjectionFactory groupFactory = _groupFactories.get(streamIndex);
    ProjectionFactory inputFactory = _inputFactories.get(streamIndex);

    TridentTuple group = groupFactory.create(full);
    TridentTuple input = inputFactory.create(full);

    Object curr;
    if (!state.containsKey(group)) {
        curr = _reducer.init(collector, group);
        state.put(group, curr);
    } else {
        curr = state.get(group);
    }
    _reducer.execute(curr, streamIndex, group, input, collector);
}
 
开发者ID:kkllwww007,项目名称:jstrom,代码行数:18,代码来源:GroupedMultiReducerExecutor.java


示例4: prepare

import storm.trident.tuple.TridentTupleView.ProjectionFactory; //导入依赖的package包/类
@Override
public void prepare(Map conf, TopologyContext context, TridentContext tridentContext) {
    List<Factory> parents = tridentContext.getParentTupleFactories();
    _context = tridentContext;
    _streamToIndex = new HashMap<String, Integer>();
    List<String> parentStreams = tridentContext.getParentStreams();
    for (int i = 0; i < parentStreams.size(); i++) {
        _streamToIndex.put(parentStreams.get(i), i);
    }
    _projectionFactories = new ProjectionFactory[_projectFields.size()];
    for (int i = 0; i < _projectFields.size(); i++) {
        _projectionFactories[i] = new ProjectionFactory(parents.get(i), _projectFields.get(i));
    }
    _collector = new FreshCollector(tridentContext);
    _reducer.prepare(conf, new TridentMultiReducerContext((List) Arrays.asList(_projectionFactories)));
}
 
开发者ID:kkllwww007,项目名称:jstrom,代码行数:17,代码来源:MultiReducerProcessor.java


示例5: prepare

import storm.trident.tuple.TridentTupleView.ProjectionFactory; //导入依赖的package包/类
@Override
public void prepare(Map conf, TridentOperationContext context) {
       _inputFactories = new ProjectionFactory[_inputFields.length];
       for(int i=0; i<_inputFields.length; i++) {
           _inputFactories[i] = context.makeProjectionFactory(_inputFields[i]);
           _aggs[i].prepare(conf, new TridentOperationContext(context, _inputFactories[i]));
       }
   }
 
开发者ID:zhangjunfang,项目名称:jstorm-0.9.6.3-,代码行数:9,代码来源:ChainedAggregatorImpl.java


示例6: prepare

import storm.trident.tuple.TridentTupleView.ProjectionFactory; //导入依赖的package包/类
@Override
public void prepare(Map conf, TopologyContext context, TridentContext tridentContext) {
    if(tridentContext.getParentTupleFactories().size()!=1) {
        throw new RuntimeException("Projection processor can only have one parent");
    }
    _context = tridentContext;
    _factory = new ProjectionFactory(tridentContext.getParentTupleFactories().get(0), _projectFields);
}
 
开发者ID:zhangjunfang,项目名称:jstorm-0.9.6.3-,代码行数:9,代码来源:ProjectedProcessor.java


示例7: prepare

import storm.trident.tuple.TridentTupleView.ProjectionFactory; //导入依赖的package包/类
@Override
public void prepare(Map conf, TopologyContext context, TridentContext tridentContext) {
    List<Factory> parents = tridentContext.getParentTupleFactories();
    if(parents.size()!=1) {
        throw new RuntimeException("Aggregate operation can only have one parent");
    }
    _context = tridentContext;
    _collector = new FreshCollector(tridentContext);
    _projection = new ProjectionFactory(parents.get(0), _inputFields);
    _agg.prepare(conf, new TridentOperationContext(context, _projection));
}
 
开发者ID:zhangjunfang,项目名称:jstorm-0.9.6.3-,代码行数:12,代码来源:AggregateProcessor.java


示例8: prepare

import storm.trident.tuple.TridentTupleView.ProjectionFactory; //导入依赖的package包/类
@Override
public void prepare(Map conf, TopologyContext context, TridentContext tridentContext) {
    List<Factory> parents = tridentContext.getParentTupleFactories();
    if(parents.size()!=1) {
        throw new RuntimeException("State query operation can only have one parent");
    }
    _context = tridentContext;
    _state = (State) context.getTaskData(_stateId);
    _projection = new ProjectionFactory(parents.get(0), _inputFields);
    _collector = new AppendCollector(tridentContext);
    _function.prepare(conf, new TridentOperationContext(context, _projection));
}
 
开发者ID:zhangjunfang,项目名称:jstorm-0.9.6.3-,代码行数:13,代码来源:StateQueryProcessor.java


示例9: prepare

import storm.trident.tuple.TridentTupleView.ProjectionFactory; //导入依赖的package包/类
@Override
public void prepare(Map conf, TopologyContext context, TridentContext tridentContext) {
    List<Factory> parents = tridentContext.getParentTupleFactories();
    if(parents.size()!=1) {
        throw new RuntimeException("Partition persist operation can only have one parent");
    }
    _context = tridentContext;
    _state = (State) context.getTaskData(_stateId);
    _projection = new ProjectionFactory(parents.get(0), _inputFields);
    _collector = new FreshCollector(tridentContext);
    _updater.prepare(conf, new TridentOperationContext(context, _projection));
}
 
开发者ID:zhangjunfang,项目名称:jstorm-0.9.6.3-,代码行数:13,代码来源:PartitionPersistProcessor.java


示例10: prepare

import storm.trident.tuple.TridentTupleView.ProjectionFactory; //导入依赖的package包/类
@Override
public void prepare(Map conf, TopologyContext context, TridentContext tridentContext) {
    List<Factory> parents = tridentContext.getParentTupleFactories();
    if(parents.size()!=1) {
        throw new RuntimeException("Each operation can only have one parent");
    }
    _context = tridentContext;
    _collector = new AppendCollector(tridentContext);
    _projection = new ProjectionFactory(parents.get(0), _inputFields);
    _function.prepare(conf, new TridentOperationContext(context, _projection));
}
 
开发者ID:zhangjunfang,项目名称:jstorm-0.9.6.3-,代码行数:12,代码来源:EachProcessor.java


示例11: InitialReceiver

import storm.trident.tuple.TridentTupleView.ProjectionFactory; //导入依赖的package包/类
public InitialReceiver(String stream, Fields allFields) {
    // : don't want to project for non-batch bolts...???
    // how to distinguish "batch" streams from non-batch streams?
    _stream = stream;
    _factory = new RootFactory(allFields);
    List<String> projected = new ArrayList(allFields.toList());
    projected.remove(0);
    _project = new ProjectionFactory(_factory, new Fields(projected));
}
 
开发者ID:zhangjunfang,项目名称:jstorm-0.9.6.3-,代码行数:10,代码来源:SubtopologyBolt.java


示例12: prepare

import storm.trident.tuple.TridentTupleView.ProjectionFactory; //导入依赖的package包/类
public void prepare(Map conf, TridentOperationContext context) {
    _inputFactories = new ProjectionFactory[_inputFields.length];
    for(int i=0; i<_inputFields.length; i++) {
        _inputFactories[i] = context.makeProjectionFactory(_inputFields[i]);
        _aggs[i].prepare(conf, new TridentOperationContext(context, _inputFactories[i]));
    }
}
 
开发者ID:songtk,项目名称:learn_jstorm,代码行数:8,代码来源:ChainedAggregatorImpl.java


示例13: InitialReceiver

import storm.trident.tuple.TridentTupleView.ProjectionFactory; //导入依赖的package包/类
public InitialReceiver(String stream, Fields allFields) {
    // TODO: don't want to project for non-batch bolts...???
    // how to distinguish "batch" streams from non-batch streams?
    _stream = stream;
    _factory = new RootFactory(allFields);
    List<String> projected = new ArrayList(allFields.toList());
    projected.remove(0);
    _project = new ProjectionFactory(_factory, new Fields(projected));
}
 
开发者ID:songtk,项目名称:learn_jstorm,代码行数:10,代码来源:SubtopologyBolt.java


示例14: prepare

import storm.trident.tuple.TridentTupleView.ProjectionFactory; //导入依赖的package包/类
public void prepare(Map conf, TridentOperationContext context) {
    _inputFactories = new ProjectionFactory[_inputFields.length];
    for (int i = 0; i < _inputFields.length; i++) {
        _inputFactories[i] = context.makeProjectionFactory(_inputFields[i]);
        _aggs[i].prepare(conf, new TridentOperationContext(context, _inputFactories[i]));
    }
}
 
开发者ID:kkllwww007,项目名称:jstrom,代码行数:8,代码来源:ChainedAggregatorImpl.java


示例15: prepare

import storm.trident.tuple.TridentTupleView.ProjectionFactory; //导入依赖的package包/类
@Override
public void prepare(Map conf, TopologyContext context, TridentContext tridentContext) {
    if (tridentContext.getParentTupleFactories().size() != 1) {
        throw new RuntimeException("Projection processor can only have one parent");
    }
    _context = tridentContext;
    _factory = new ProjectionFactory(tridentContext.getParentTupleFactories().get(0), _projectFields);
}
 
开发者ID:kkllwww007,项目名称:jstrom,代码行数:9,代码来源:ProjectedProcessor.java


示例16: prepare

import storm.trident.tuple.TridentTupleView.ProjectionFactory; //导入依赖的package包/类
@Override
public void prepare(Map conf, TopologyContext context, TridentContext tridentContext) {
    List<Factory> parents = tridentContext.getParentTupleFactories();
    if (parents.size() != 1) {
        throw new RuntimeException("Aggregate operation can only have one parent");
    }
    _context = tridentContext;
    _collector = new FreshCollector(tridentContext);
    _projection = new ProjectionFactory(parents.get(0), _inputFields);
    _agg.prepare(conf, new TridentOperationContext(context, _projection));
}
 
开发者ID:kkllwww007,项目名称:jstrom,代码行数:12,代码来源:AggregateProcessor.java


示例17: prepare

import storm.trident.tuple.TridentTupleView.ProjectionFactory; //导入依赖的package包/类
@Override
public void prepare(Map conf, TopologyContext context, TridentContext tridentContext) {
    List<Factory> parents = tridentContext.getParentTupleFactories();
    if (parents.size() != 1) {
        throw new RuntimeException("State query operation can only have one parent");
    }
    _context = tridentContext;
    _state = (State) context.getTaskData(_stateId);
    _projection = new ProjectionFactory(parents.get(0), _inputFields);
    _collector = new AppendCollector(tridentContext);
    _function.prepare(conf, new TridentOperationContext(context, _projection));
}
 
开发者ID:kkllwww007,项目名称:jstrom,代码行数:13,代码来源:StateQueryProcessor.java


示例18: prepare

import storm.trident.tuple.TridentTupleView.ProjectionFactory; //导入依赖的package包/类
@Override
public void prepare(Map conf, TopologyContext context, TridentContext tridentContext) {
    List<Factory> parents = tridentContext.getParentTupleFactories();
    if (parents.size() != 1) {
        throw new RuntimeException("Partition persist operation can only have one parent");
    }
    _context = tridentContext;
    _state = (State) context.getTaskData(_stateId);
    _projection = new ProjectionFactory(parents.get(0), _inputFields);
    _collector = new FreshCollector(tridentContext);
    _updater.prepare(conf, new TridentOperationContext(context, _projection));
}
 
开发者ID:kkllwww007,项目名称:jstrom,代码行数:13,代码来源:PartitionPersistProcessor.java


示例19: prepare

import storm.trident.tuple.TridentTupleView.ProjectionFactory; //导入依赖的package包/类
@Override
public void prepare(Map conf, TopologyContext context, TridentContext tridentContext) {
    List<Factory> parents = tridentContext.getParentTupleFactories();
    if (parents.size() != 1) {
        throw new RuntimeException("Each operation can only have one parent");
    }
    _context = tridentContext;
    _collector = new AppendCollector(tridentContext);
    _projection = new ProjectionFactory(parents.get(0), _inputFields);
    _function.prepare(conf, new TridentOperationContext(context, _projection));
}
 
开发者ID:kkllwww007,项目名称:jstrom,代码行数:12,代码来源:EachProcessor.java



注:本文中的storm.trident.tuple.TridentTupleView.ProjectionFactory类示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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