Package com.espertech.esper.core.context.util

Examples of com.espertech.esper.core.context.util.AgentInstanceContext

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            if (isJoin)
            {
                throw new ExprValidationException("Joins are not allowed when using match recognize");
            }
            boolean isUnbound = (unmaterializedViewChain[0].getViewFactoryChain().isEmpty()) && (!(statementSpec.getStreamSpecs()[0] instanceof NamedWindowConsumerStreamSpec));
            AgentInstanceContext agentInstanceContext = defaultAgentInstanceContext;
            EventRowRegexNFAViewFactory factory = new EventRowRegexNFAViewFactory(unmaterializedViewChain[0], statementSpec.getMatchRecognizeSpec(), agentInstanceContext, isUnbound, statementSpec.getAnnotations());
            unmaterializedViewChain[0].getViewFactoryChain().add(factory);

            EPStatementStartMethodHelperAssignExpr.assignAggregations(factory.getAggregationService(), factory.getAggregationExpressions());
        }
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                }
            };
        }
        // Without context - start here
        else {
            AgentInstanceContext agentInstanceContext = getDefaultAgentInstanceContext(statementContext);
            final StatementAgentInstanceFactoryOnTriggerResult resultOfStart = contextFactory.newContext(agentInstanceContext, false);
            finalViewable = resultOfStart.getFinalView();
            stopStatementMethod = new EPStatementStopMethod() {
                public void stop() {
                    resultOfStart.getStopCallback().stop();
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        super(statementSpec);
    }

    public EPStatementStartResult startInternal(final EPServicesContext services, StatementContext statementContext, boolean isNewStatement, boolean isRecoveringStatement, boolean isRecoveringResilient) throws ExprValidationException, ViewProcessingException {
        final CreateContextDesc context = statementSpec.getContextDesc();
        final AgentInstanceContext agentInstanceContext = getDefaultAgentInstanceContext(statementContext);

        // compile filter specs, if any
        Set<String> eventTypesReferenced = new HashSet<String>();
        validateContextDetail(services, statementContext, eventTypesReferenced, context.getContextDetail());
        services.getStatementEventTypeRefService().addReferences(statementContext.getStatementName(), CollectionUtil.toArray(eventTypesReferenced));
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        int numStreams = statementSpec.getStreamSpecs().length;
        EventType[] typesPerStream = new EventType[numStreams];
        String[] namesPerStream = new String[numStreams];
        processors = new NamedWindowProcessor[numStreams];
        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];
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        // Compile and prepare execution
        //
        final StatementContext statementContext = context.getStatementContext();
        EPServicesContext servicesContext = context.getServicesContext();
        AgentInstanceContext agentInstanceContext = context.getAgentInstanceContext();

        // validate
        if (select.getInsertIntoDesc() != null) {
            throw new ExprValidationException("Insert-into clause is not supported");
        }
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                }
            };
        }
        // Without context - start here
        else {
            AgentInstanceContext agentInstanceContext = getDefaultAgentInstanceContext(statementContext);
            final StatementAgentInstanceFactoryUpdateResult resultOfStart = contextFactory.newContext(agentInstanceContext, isRecoveringResilient);
            finalViewable = resultOfStart.getFinalView();
            stopStatementMethod = new EPStatementStopMethod() {
                public void stop() {
                    resultOfStart.getStopCallback().stop();
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    }

    public EPStatementStartResult startInternal(final EPServicesContext services, final StatementContext statementContext, boolean isNewStatement, boolean isRecoveringStatement, boolean isRecoveringResilient) throws ExprValidationException, ViewProcessingException {

        final String contextName = statementSpec.getOptionalContextName();
        AgentInstanceContext defaultAgentInstanceContext = getDefaultAgentInstanceContext(statementContext);
        EPStatementStartMethodSelectDesc selectDesc = EPStatementStartMethodSelectUtil.prepare(statementSpec, services, statementContext, isRecoveringResilient, defaultAgentInstanceContext, isQueryPlanLogging(services), null, null, null);

        // Determine context
        EPStatementStopMethod stopStatementMethod;
        EPStatementDestroyMethod destroyStatementMethod;
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        // Compile and prepare execution
        //
        final StatementContext statementContext = context.getStatementContext();
        EPServicesContext servicesContext = context.getServicesContext();
        AgentInstanceContext agentInstanceContext = context.getAgentInstanceContext();

        // validate
        if (select.getInsertIntoDesc() != null) {
            throw new ExprValidationException("Insert-into clause is not supported");
        }
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        int numStreams = statementSpec.getStreamSpecs().size();
        EventType[] typesPerStream = new EventType[numStreams];
        String[] namesPerStream = new String[numStreams];
        processors = new NamedWindowProcessor[numStreams];
        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().get(i);
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                }
            };
        }
        // Without context - start here
        else {
            AgentInstanceContext agentInstanceContext = getDefaultAgentInstanceContext(statementContext);
            final StatementAgentInstanceFactoryUpdateResult resultOfStart = contextFactory.newContext(agentInstanceContext, isRecoveringResilient);
            finalViewable = resultOfStart.getFinalView();
            stopStatementMethod = new EPStatementStopMethod() {
                public void stop() {
                    resultOfStart.getStopCallback().stop();
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Related Classes of com.espertech.esper.core.context.util.AgentInstanceContext

  • com.espertech.esper.core.service.ExpressionResultCacheServiceAgentInstance
  • com.espertech.esper.core.start.EPPreparedExecuteMethod
  • com.espertech.esper.core.start.EPPreparedExecuteMethodQuery
  • com.espertech.esper.core.start.EPPreparedExecuteSingleStreamExecInsert
  • com.espertech.esper.core.start.EPStatementStartMethodBase
  • com.espertech.esper.core.start.EPStatementStartMethodCreateContext
  • com.espertech.esper.core.start.EPStatementStartMethodCreateGraph
  • com.espertech.esper.core.start.EPStatementStartMethodCreateVariable
  • com.espertech.esper.core.start.EPStatementStartMethodCreateWindow
  • com.espertech.esper.core.start.EPStatementStartMethodOnTrigger
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