Examples of com.espertech.esper.epl.spec.StreamSpecCompiled

com.espertech.esper.epl.spec.StreamSpecCompiled
Validated stream specifications generally have expression nodes that are valid and event types exist.

        }
        return new EPPreparedQueryResult(resultSetProcessor.getResultEventType(), EventBeanUtility.flatten(events));
    }


    private Collection<EventBean> getStreamFilterSnapshot(int streamNum, ContextPartitionSelector contextPartitionSelector) {
        final StreamSpecCompiled streamSpec = statementSpec.getStreamSpecs().get(streamNum);
        NamedWindowConsumerStreamSpec namedSpec = (NamedWindowConsumerStreamSpec) streamSpec;
        NamedWindowProcessor namedWindowProcessor = processors[streamNum];


        // handle the case of a single or matching agent instance
        NamedWindowProcessorInstance processorInstance = namedWindowProcessor.getProcessorInstance(agentInstanceContext);

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        StreamJoinAnalysisResult streamJoinAnalysisResult = new StreamJoinAnalysisResult(numStreams);
        Arrays.fill(streamJoinAnalysisResult.getNamedWindow(), true);


        for (int i = 0; i < numStreams; i++)
        {
            final StreamSpecCompiled streamSpec = statementSpec.getStreamSpecs().get(i);
            NamedWindowConsumerStreamSpec namedSpec = (NamedWindowConsumerStreamSpec) streamSpec;


            String streamName = namedSpec.getWindowName();
            if (namedSpec.getOptionalStreamName() != null)
            {

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        int numStreams = processors.length;


        Collection<EventBean>[] snapshots = new Collection[numStreams];
        for (int i = 0; i < numStreams; i++)
        {
            final StreamSpecCompiled streamSpec = statementSpec.getStreamSpecs().get(i);
            NamedWindowConsumerStreamSpec namedSpec = (NamedWindowConsumerStreamSpec) streamSpec;
            snapshots[i] = processors[i].getTailView().snapshot(filters[i]);


            if (namedSpec.getFilterExpressions().size() != 0)
            {

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        this.statementContext = statementContext;


        EPPreparedExecuteMethodHelper.validateFAFQuery(statementSpec);


        // resolve named window processor
        final StreamSpecCompiled streamSpec = statementSpec.getStreamSpecs()[0];
        NamedWindowConsumerStreamSpec namedSpec = (NamedWindowConsumerStreamSpec) streamSpec;


        String aliasName = namedSpec.getWindowName();
        if (namedSpec.getOptionalStreamName() != null) {
            aliasName = namedSpec.getOptionalStreamName();

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        agentInstanceContext = new AgentInstanceContext(statementContext, null, -1, null, null, statementContext.getDefaultAgentInstanceScriptContext());


        // resolve types and named window processors
        for (int i = 0; i < numStreams; i++)
        {
            final StreamSpecCompiled streamSpec = statementSpec.getStreamSpecs()[i];
            NamedWindowConsumerStreamSpec namedSpec = (NamedWindowConsumerStreamSpec) streamSpec;


            String streamName = namedSpec.getWindowName();
            if (namedSpec.getOptionalStreamName() != null)
            {

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        }
        return new EPPreparedQueryResult(resultSetProcessor.getResultEventType(), EventBeanUtility.flatten(events));
    }


    private Collection<EventBean> getStreamFilterSnapshot(int streamNum, ContextPartitionSelector contextPartitionSelector) {
        final StreamSpecCompiled streamSpec = statementSpec.getStreamSpecs()[streamNum];
        NamedWindowConsumerStreamSpec namedSpec = (NamedWindowConsumerStreamSpec) streamSpec;
        NamedWindowProcessor namedWindowProcessor = processors[streamNum];


        // handle the case of a single or matching agent instance
        NamedWindowProcessorInstance processorInstance = namedWindowProcessor.getProcessorInstance(agentInstanceContext);

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            List<ExprNode>[] namedWindowFilters = new List[statementSpec.getStreamSpecs().length];


            for (int i = 0; i < statementSpec.getStreamSpecs().length; i++)
            {
                final int streamNum = i;
                StreamSpecCompiled streamSpec = statementSpec.getStreamSpecs()[i];


                if (streamSpec instanceof NamedWindowConsumerStreamSpec)
                {
                    hasNamedWindow = true;
                    final NamedWindowConsumerStreamSpec namedSpec = (NamedWindowConsumerStreamSpec) streamSpec;

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        return result;
    }


    protected static boolean determineSubquerySameStream(StatementSpecCompiled statementSpec, FilterStreamSpecCompiled filterStreamSpec) {
        for (ExprSubselectNode subselect : statementSpec.getSubSelectExpressions()) {
            StreamSpecCompiled streamSpec = subselect.getStatementSpecCompiled().getStreamSpecs()[0];
            if (!(streamSpec instanceof FilterStreamSpecCompiled)) {
                continue;
            }
            FilterStreamSpecCompiled filterStream = (FilterStreamSpecCompiled) streamSpec;
            EventType typeSubselect = filterStream.getFilterSpec().getFilterForEventType();

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        agentInstanceContext = new AgentInstanceContext(statementContext, null, -1, null, null, statementContext.getDefaultAgentInstanceScriptContext());


        // resolve types and named window processors
        for (int i = 0; i < numStreams; i++)
        {
            final StreamSpecCompiled streamSpec = statementSpec.getStreamSpecs()[i];
            NamedWindowConsumerStreamSpec namedSpec = (NamedWindowConsumerStreamSpec) streamSpec;


            String streamName = namedSpec.getWindowName();
            if (namedSpec.getOptionalStreamName() != null)
            {

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        }
        return new EPPreparedQueryResult(resultSetProcessor.getResultEventType(), EventBeanUtility.flatten(events));
    }


    private Collection<EventBean> getStreamFilterSnapshot(int streamNum, ContextPartitionSelector contextPartitionSelector) {
        final StreamSpecCompiled streamSpec = statementSpec.getStreamSpecs()[streamNum];
        NamedWindowConsumerStreamSpec namedSpec = (NamedWindowConsumerStreamSpec) streamSpec;
        NamedWindowProcessor namedWindowProcessor = processors[streamNum];


        // handle the case of a single or matching agent instance
        NamedWindowProcessorInstance processorInstance = namedWindowProcessor.getProcessorInstance(agentInstanceContext);

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Related Classes of com.espertech.esper.epl.spec.StreamSpecCompiled

com.espertech.esper.core.context.factory.StatementAgentInstanceFactorySelect

com.espertech.esper.core.EPPreparedExecuteMethod

com.espertech.esper.core.start.EPPreparedExecuteMethod

com.espertech.esper.core.start.EPPreparedExecuteMethodQuery

com.espertech.esper.core.start.EPPreparedExecuteSingleStream

com.espertech.esper.core.start.EPStatementStartMethodHelperUtil

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