Package com.espertech.esper.collection

Examples of com.espertech.esper.collection.ArrayEventIterator

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    public Iterator<EventBean> getIterator(Set<MultiKey<EventBean>> joinSet)
    {
        Map<Object, EventBean[]> keysAndEvents = new HashMap<Object, EventBean[]>();
        generateGroupKeys(joinSet, keysAndEvents, true);
        EventBean[] selectNewEvents = generateOutputEventsJoin(keysAndEvents, true, true);
        return new ArrayEventIterator(selectNewEvents);
    }
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            // sort
            EventBean[] outgoingEvents = events.toArray(new EventBean[events.size()]);
            Object[] orderKeysArr = orderKeys.toArray(new Object[orderKeys.size()]);
            EventBean[] orderedEvents = orderByProcessor.sort(outgoingEvents, orderKeysArr, exprEvaluatorContext);

            return new ArrayEventIterator(orderedEvents);
        }
        // Return an iterator that gives row-by-row a result
        return new TransformEventIterator(parent.iterator(), new ResultSetProcessorSimpleTransform(this));
    }
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    public Iterator<EventBean> getIterator(Set<MultiKey<EventBean>> joinSet)
    {
        // Process join results set as a regular join, includes sorting and having-clause filter
        UniformPair<EventBean[]> result = processJoinResult(joinSet, CollectionUtil.EMPTY_ROW_SET, true);
        return new ArrayEventIterator(result.getFirst());
    }
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    public final Iterator<EventBean> iterator()
    {
        if (lastInsertedEvents != null)
        {
            return new ArrayEventIterator(lastInsertedEvents);
        }
        return new SingleEventIterator(lastInsertedEvent);
    }
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    }

    @Override
    public Iterator<EventBean> getIterator(Viewable parent) {
        EventBean[] output = generateOutputEventsView(eventPerGroupBuf, true, true);
        return new ArrayEventIterator(output);
    }
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        // sort
        EventBean[] outgoingEventsArr = outgoingEvents.toArray(new EventBean[outgoingEvents.size()]);
        Object[] orderKeysArr = orderKeys.toArray(new Object[orderKeys.size()]);
        EventBean[] orderedEvents = orderByProcessor.sort(outgoingEventsArr, orderKeysArr, exprEvaluatorContext);

        return new ArrayEventIterator(orderedEvents);
    }
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            }
            else {
                result = ResultSetProcessorUtil.getSelectJoinEventsHavingWithOrderBy(selectExprProcessor, orderByProcessor, joinSet, prototype.getOptionalHavingNode(), true, true, exprEvaluatorContext);
            }
        }
        return new ArrayEventIterator(result);
    }
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        // sort
        EventBean[] outgoingEventsArr = outgoingEvents.toArray(new EventBean[outgoingEvents.size()]);
        Object[] orderKeysArr = orderKeys.toArray(new Object[orderKeys.size()]);
        EventBean[] orderedEvents = orderByProcessor.sort(outgoingEventsArr, orderKeysArr, agentInstanceContext);

        return new ArrayEventIterator(orderedEvents);
    }
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    public Iterator<EventBean> getIterator(Set<MultiKey<EventBean>> joinSet)
    {
        // Generate group-by keys for all events
        Object[] groupByKeys = generateGroupKeys(joinSet, true);
        EventBean[] result = generateOutputEventsJoin(joinSet, groupByKeys, newGenerators, true, true);
        return new ArrayEventIterator(result);
    }
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            ArrayList<EventBean> list = new ArrayList<EventBean>();
            while (it.hasNext())
            {
                list.add(it.next());
            }
            return new ArrayEventIterator(list.toArray(new EventBean[list.size()]));
        }
        finally
        {
            agentInstanceContext.getEpStatementAgentInstanceHandle().getStatementAgentInstanceLock().releaseReadLock();
        }
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Related Classes of com.espertech.esper.collection.ArrayEventIterator

  • com.espertech.esper.core.EPQueryResultImpl
  • com.espertech.esper.core.service.EPQueryResultImpl
  • com.espertech.esper.epl.agg.access.AggregationAccessJoinImpl
  • com.espertech.esper.epl.agg.access.AggregationStateJoinImpl
  • com.espertech.esper.epl.agg.AggregationAccessJoinImpl
  • com.espertech.esper.epl.core.ResultSetProcessorAggregateAll
  • com.espertech.esper.epl.core.ResultSetProcessorAggregateGrouped
  • com.espertech.esper.epl.core.ResultSetProcessorHandThrough
  • com.espertech.esper.epl.core.ResultSetProcessorRowForAll
  • com.espertech.esper.epl.core.ResultSetProcessorRowPerGroup
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