Examples of com.espertech.esper.filter.FilterSpecCompiled

com.espertech.esper.filter.FilterSpecCompiled
Contains the filter criteria to sift through events. The filter criteria are the event class to look for and a set of parameters (attribute names, operators and constant/range values).

                    targetType = statementContext.getEventAdapterService().addWrapperType(typeName, selectFromType, addOnTypes, true, false);
                }
            }
        }


        FilterSpecCompiled filter = new FilterSpecCompiled(targetType, typeName, new ArrayList<FilterSpecParam>(), null);
        return new Pair<FilterSpecCompiled, SelectClauseSpecRaw>(filter, newSelectClauseSpecRaw);
    }

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        }
        EventType eventType = processor.getTailView().getEventType();


        // compile filter to optimize access to named window
        StreamTypeServiceImpl typeService = new StreamTypeServiceImpl(new EventType[] {eventType}, new String[] {aliasName}, new boolean[] {true}, services.getEngineURI(), true);
        FilterSpecCompiled filter;
        if (statementSpec.getFilterRootNode() != null) {
            LinkedHashMap<String, Pair<EventType, String>> tagged = new LinkedHashMap<String, Pair<EventType, String>>();
            FilterSpecCompiled filterCompiled;
            try {
                filterCompiled = FilterSpecCompiler.makeFilterSpec(eventType, aliasName,
                        Collections.singletonList(statementSpec.getFilterRootNode()), null,
                        tagged, tagged, typeService,
                        null, statementContext, Collections.singleton(0));

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                                preload = false;
                            }
                        }
                        if (preload) {
                            final boolean yesRecoveringResilient = isRecoveringResilient;
                            final FilterSpecCompiled preloadFilterSpec = namedWindowPostloadFilters[i];
                            preloadList.add(new StatementAgentInstancePreload() {
                                public void executePreload() {
                                    Collection<EventBean> snapshot = consumerView.snapshotNoLock(preloadFilterSpec, statementContext.getAnnotations());
                                    List<EventBean> eventsInWindow = new ArrayList<EventBean>(snapshot.size());
                                    ExprNodeUtility.applyFilterExpressionsIterable(snapshot, namedSpec.getFilterExpressions(), agentInstanceContext, eventsInWindow);

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        }
        // there are multiple driving streams, verify the presence of a view for insert/remove stream


        // validation of join views works differently for unidirectional as there can be self-joins that don't require a view
        // see if this is a self-join in which all streams are filters and filter specification is the same.
        FilterSpecCompiled unidirectionalFilterSpec = null;
        FilterSpecCompiled lastFilterSpec = null;
        boolean pureSelfJoin = true;
        for (StreamSpecCompiled streamSpec : statementSpec.getStreamSpecs())
        {
            if (!(streamSpec instanceof FilterStreamSpecCompiled))
            {
                pureSelfJoin = false;
                continue;
            }


            FilterSpecCompiled filterSpec = ((FilterStreamSpecCompiled) streamSpec).getFilterSpec();
            if ((lastFilterSpec != null) && (!lastFilterSpec.equalsTypeAndFilter(filterSpec)))
            {
                pureSelfJoin = false;
            }
            if (streamSpec.getViewSpecs().length > 0)

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            if (namedSpec.getFilterExpressions() != null && !namedSpec.getFilterExpressions().isEmpty()) {


                try {
                    StreamTypeServiceImpl types = new StreamTypeServiceImpl(consumerView.getEventType(), consumerView.getEventType().getName(), false, services.getEngineURI());
                    LinkedHashMap<String, Pair<EventType, String>> tagged = new LinkedHashMap<String, Pair<EventType, String>>();
                    FilterSpecCompiled filterSpecCompiled = FilterSpecCompiler.makeFilterSpec(types.getEventTypes()[0], types.getStreamNames()[0],
                            namedSpec.getFilterExpressions(), null, tagged, tagged, types, null, agentInstanceContext.getStatementContext(), Collections.singleton(0));
                    Collection<EventBean> snapshot = consumerView.snapshotNoLock(filterSpecCompiled, agentInstanceContext.getStatementContext().getAnnotations());
                    eventsInWindow = new ArrayList<EventBean>(snapshot.size());
                    ExprNodeUtility.applyFilterExpressionsIterable(snapshot, namedSpec.getFilterExpressions(), agentInstanceContext, eventsInWindow);
                }

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        }
        // there are multiple driving streams, verify the presence of a view for insert/remove stream


        // validation of join views works differently for unidirectional as there can be self-joins that don't require a view
        // see if this is a self-join in which all streams are filters and filter specification is the same.
        FilterSpecCompiled unidirectionalFilterSpec = null;
        FilterSpecCompiled lastFilterSpec = null;
        boolean pureSelfJoin = true;
        for (StreamSpecCompiled streamSpec : statementSpec.getStreamSpecs())
        {
            if (!(streamSpec instanceof FilterStreamSpecCompiled))
            {
                pureSelfJoin = false;
                continue;
            }


            FilterSpecCompiled filterSpec = ((FilterStreamSpecCompiled) streamSpec).getFilterSpec();
            if ((lastFilterSpec != null) && (!lastFilterSpec.equalsTypeAndFilter(filterSpec)))
            {
                pureSelfJoin = false;
            }
            if (streamSpec.getViewSpecs().length > 0)

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            }


            StreamTypeService streamTypeService = new StreamTypeServiceImpl(filterTypes, context.getEngineURI(), true, false);
            List<ExprNode> exprNodes = filterNode.getRawFilterSpec().getFilterExpressions();


            FilterSpecCompiled spec = FilterSpecCompiler.makeFilterSpec(resolvedEventType, eventName, exprNodes,
                    filterNode.getRawFilterSpec().getOptionalPropertyEvalSpec(),  filterTaggedEventTypes, arrayCompositeEventTypes, streamTypeService,
                   null, context, subexpressionIdStack);
            filterNode.setFilterSpec(spec);
        }
        else if (evalNode instanceof EvalObserverFactoryNode)

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        // Validate all nodes, make sure each returns a boolean and types are good;
        // Also decompose all AND super nodes into individual expressions
        StreamTypeService streamTypeService = new StreamTypeServiceImpl(new EventType[] {eventType}, new String[] {super.getOptionalStreamName()}, new boolean[] {true}, context.getEngineURI(), false);


        FilterSpecCompiled spec = FilterSpecCompiler.makeFilterSpec(eventType, eventName, rawFilterSpec.getFilterExpressions(), rawFilterSpec.getOptionalPropertyEvalSpec(),
                null, null,  // no tags
                streamTypeService, this.getOptionalStreamName(), context, assignedTypeNumberStack);


        return new FilterStreamSpecCompiled(spec, this.getViewSpecs(), this.getOptionalStreamName(), this.getOptions());
    }

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                    targetType = statementContext.getEventAdapterService().addWrapperType(typeName, selectFromType, addOnTypes, true, false);
                }
            }
        }


        FilterSpecCompiled filter = new FilterSpecCompiled(targetType, typeName, new ArrayList<FilterSpecParam>(), null);
        return new Pair<FilterSpecCompiled, SelectClauseSpecRaw>(filter, newSelectClauseSpecRaw);
    }

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                                preload = false;
                            }
                        }
                        if (preload) {
                            final boolean yesRecoveringResilient = isRecoveringResilient;
                            final FilterSpecCompiled preloadFilterSpec = namedWindowPostloadFilters[i];
                            preloadList.add(new StatementAgentInstancePreload() {
                                public void executePreload() {
                                    Collection<EventBean> snapshot = consumerView.snapshot(preloadFilterSpec, statementContext.getAnnotations());
                                    List<EventBean> eventsInWindow = new ArrayList<EventBean>(snapshot.size());
                                    ExprNodeUtility.applyFilterExpressionsIterable(snapshot, namedSpec.getFilterExpressions(), agentInstanceContext, eventsInWindow);

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com.espertech.esper.adapter.BaseSubscription

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

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com.espertech.esper.core.EPStatementStartMethod

com.espertech.esper.core.service.StatementLifecycleSvcImpl

com.espertech.esper.core.start.EPPreparedExecuteSingleStream

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com.espertech.esper.core.start.EPStatementStartMethodSelectUtil

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