本文整理汇总了Java中org.apache.giraph.aggregators.Aggregator.reset方法的典型用法代码示例。如果您正苦于以下问题:Java Aggregator.reset方法的具体用法?Java Aggregator.reset怎么用?Java Aggregator.reset使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.apache.giraph.aggregators.Aggregator
的用法示例。
在下文中一共展示了Aggregator.reset方法的1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: fillNextSuperstepMapsWhenReady
import org.apache.giraph.aggregators.Aggregator; //导入方法依赖的package包/类
/**
* This function will wait until all aggregator requests from workers have
* arrived, and fill the maps for next superstep when ready.
*
* @param workerIds All workers in the job apart from the current one
* @param previousAggregatedValuesMap Map of values from previous
* superstep to fill out
* @param currentAggregatorMap Map of aggregators for current superstep to
* fill out. All aggregators in this map will
* be set to initial value.
*/
public void fillNextSuperstepMapsWhenReady(
Set<Integer> workerIds,
Map<String, Writable> previousAggregatedValuesMap,
Map<String, Aggregator<Writable>> currentAggregatorMap) {
workersBarrier.waitForRequiredPermits(workerIds);
if (LOG.isDebugEnabled()) {
LOG.debug("fillNextSuperstepMapsWhenReady: Aggregators ready");
}
previousAggregatedValuesMap.clear();
previousAggregatedValuesMap.putAll(aggregatedValuesMap);
for (Map.Entry<String, Class<Aggregator<Writable>>> entry :
aggregatorClassMap.entrySet()) {
Aggregator<Writable> aggregator =
currentAggregatorMap.get(entry.getKey());
if (aggregator == null) {
currentAggregatorMap.put(entry.getKey(),
AggregatorUtils.newAggregatorInstance(entry.getValue(), conf));
} else {
aggregator.reset();
}
}
}