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

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

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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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                }
            };
        }
        // 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(), eventTypesReferenced);
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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().get(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 StatementAgentInstanceFactoryCreateWindowResult resultOfStart;
                try {
                    resultOfStart = contextFactory.newContext(agentInstanceContext, false);
                }
                catch (RuntimeException ex) {
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        // Create result set processor, use wildcard selection
        statementSpec.getSelectClauseSpec().getSelectExprList().clear();
        statementSpec.getSelectClauseSpec().add(new SelectClauseElementWildcard());
        statementSpec.setSelectStreamDirEnum(SelectClauseStreamSelectorEnum.RSTREAM_ISTREAM_BOTH);
        StreamTypeService typeService = new StreamTypeServiceImpl(new EventType[] {createView.getEventType()}, new String[] {"create_variable"}, new boolean[] {true}, services.getEngineURI(), false);
        AgentInstanceContext agentInstanceContext = getDefaultAgentInstanceContext(statementContext);
        ResultSetProcessorFactoryDesc resultSetProcessorPrototype = ResultSetProcessorFactoryFactory.getProcessorPrototype(
                statementSpec, statementContext, typeService, null, new boolean[0], true, ContextPropertyRegistryImpl.EMPTY_REGISTRY, null);
        ResultSetProcessor resultSetProcessor = EPStatementStartMethodHelperAssignExpr.getAssignResultSetProcessor(agentInstanceContext, resultSetProcessorPrototype);

        // Attach output view
        OutputProcessViewFactory outputViewFactory = OutputProcessViewFactoryFactory.make(statementSpec, services.getInternalEventRouter(), agentInstanceContext.getStatementContext(), resultSetProcessor.getResultEventType(), null);
        OutputProcessViewBase outputView = outputViewFactory.makeView(resultSetProcessor, agentInstanceContext);
        createView.addView(outputView);

        services.getStatementVariableRefService().addReferences(statementContext.getStatementName(), Collections.singleton(createDesc.getVariableName()));
        EPStatementDestroyMethod destroyMethod = new EPStatementDestroyMethod() {
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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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