Package com.espertech.esper.event

Examples of com.espertech.esper.event.EventTypeSPI

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    }

    public boolean hasPropertyAgnosticType() {
        for (EventType type : eventTypes) {
            if (type instanceof EventTypeSPI) {
                EventTypeSPI spi = (EventTypeSPI) type;
                if (spi.getMetadata().isPropertyAgnostic()) {
                    return true;
                }
            }
        }
        return false;
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        SelectExprProcessorHelper factory = new SelectExprProcessorHelper(assignedTypeNumberStack, buckets.expressions, buckets.selectedStreams, insertIntoDesc, isUsingWildcard, typeService, eventAdapterService, valueAddEventService, selectExprEventTypeRegistry, methodResolutionService, exprEvaluatorContext, statementId);
        SelectExprProcessor processor = factory.getEvaluator();

        // add reference to the type obtained
        EventTypeSPI type = (EventTypeSPI) processor.getResultEventType();
        if (type.getMetadata().getTypeClass() != EventTypeMetadata.TypeClass.ANONYMOUS) {
            selectExprEventTypeRegistry.add(processor.getResultEventType());
        }
        return processor;
    }
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            if (log.isDebugEnabled()) {
                log.debug("Event type '" + typeName + "' is no longer in use, removing type");
            }
            EventType type = eventAdapterService.getExistsTypeByName(typeName);
            if (type != null) {
                EventTypeSPI spi = (EventTypeSPI) type;
                if (!spi.getMetadata().isApplicationPreConfigured()) {
                    eventAdapterService.removeType(typeName);
                    undeployedTypes.add(spi);
                    filterService.removeType(spi);
                }
            }
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    }

    public boolean hasPropertyAgnosticType() {
        for (EventType type : eventTypes) {
            if (type instanceof EventTypeSPI) {
                EventTypeSPI spi = (EventTypeSPI) type;
                if (spi.getMetadata().isPropertyAgnostic()) {
                    return true;
                }
            }
        }
        return false;
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        if (!(eventType instanceof EventTypeSPI))
        {
            throw new ExprValidationException("Update statements require the event type to implement the " + EventTypeSPI.class + " interface");
        }
        EventTypeSPI eventTypeSPI = (EventTypeSPI) eventType;

        TypeWidener[] wideners = new TypeWidener[desc.getAssignments().size()];
        List<String> properties = new ArrayList<String>();
        for (int i = 0; i < desc.getAssignments().size(); i++)
        {
            OnTriggerSetAssignment assignment = desc.getAssignments().get(i);
            EventPropertyDescriptor writableProperty = eventTypeSPI.getWritableProperty(assignment.getVariableName());

            if (writableProperty == null)
            {
                throw new ExprValidationException("Property '" + assignment.getVariableName() + "' is not available for write access");
            }

            wideners[i] = TypeWidenerFactory.getCheckPropertyAssignType(assignment.getExpression().toExpressionString(), assignment.getExpression().getExprEvaluator().getType(),
                    writableProperty.getPropertyType(), assignment.getVariableName());
            properties.add(assignment.getVariableName());
        }

        // check copy-able
        EventBeanCopyMethod copyMethod = eventTypeSPI.getCopyMethod(properties.toArray(new String[properties.size()]));
        if (copyMethod == null)
        {
            throw new ExprValidationException("The update-clause requires the underlying event representation to support copy (via Serializable by default)");
        }
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        }
    }

    private NullableObject<InternalEventRouterPreprocessor> initialize(EventType eventType)
    {
        EventTypeSPI eventTypeSPI = (EventTypeSPI) eventType;
        List<InternalEventRouterEntry> desc = new ArrayList<InternalEventRouterEntry>();

        // determine which ones to process for this types, and what priority and drop
        Set<String> eventPropertiesWritten = new HashSet<String>();
        for (Map.Entry<UpdateDesc, IRDescEntry> entry : descriptors.entrySet())
        {
            boolean applicable = entry.getValue().getEventType() == eventType;
            if (!applicable)
            {
                if (eventType.getDeepSuperTypes() != null)
                {
                    for (Iterator<EventType> it = eventType.getDeepSuperTypes(); it.hasNext();)
                    {
                        if (it.next() == entry.getValue().getEventType())
                        {
                            applicable = true;
                            break;
                        }
                    }
                }
            }

            if (!applicable)
            {
                continue;
            }

            int priority = 0;
            boolean isDrop = false;
            Annotation[] annotations = entry.getValue().getAnnotations();
            for (int i = 0; i < annotations.length; i++)
            {
                if (annotations[i] instanceof Priority)
                {
                    priority = ((Priority) annotations[i]).value();
                }
                if (annotations[i] instanceof Drop)
                {
                    isDrop = true;
                }
            }

            List<String> properties = new ArrayList<String>();
            ExprNode[] expressions = new ExprNode[entry.getKey().getAssignments().size()];
            for (int i = 0; i < entry.getKey().getAssignments().size(); i++)
            {
                OnTriggerSetAssignment assignment = entry.getKey().getAssignments().get(i);
                expressions[i] = assignment.getExpression();
                properties.add(assignment.getVariableName());
                eventPropertiesWritten.add(assignment.getVariableName());
            }
            EventBeanWriter writer = eventTypeSPI.getWriter(properties.toArray(new String[properties.size()]));
            desc.add(new InternalEventRouterEntry(priority, isDrop, entry.getKey().getOptionalWhereClause(), expressions, writer, entry.getValue().getWideners(), entry.getValue().getOutputView()));
        }

        EventBeanCopyMethod copyMethod = eventTypeSPI.getCopyMethod(eventPropertiesWritten.toArray(new String[eventPropertiesWritten.size()]));
        if (copyMethod == null)
        {
            return new NullableObject<InternalEventRouterPreprocessor>(null);
        }
        return new NullableObject<InternalEventRouterPreprocessor>(new InternalEventRouterPreprocessor(copyMethod, desc));
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        if (!(eventType instanceof EventTypeSPI))
        {
            throw new ExprValidationException("Update statements require the event type to implement the " + EventTypeSPI.class + " interface");
        }
        EventTypeSPI eventTypeSPI = (EventTypeSPI) eventType;

        TypeWidener[] wideners = new TypeWidener[desc.getAssignments().size()];
        List<String> properties = new ArrayList<String>();
        for (int i = 0; i < desc.getAssignments().size(); i++)
        {
            OnTriggerSetAssignment assignment = desc.getAssignments().get(i);
            EventPropertyDescriptor writableProperty = eventTypeSPI.getWritableProperty(assignment.getVariableName());

            if (writableProperty == null)
            {
                throw new ExprValidationException("Property '" + assignment.getVariableName() + "' is not available for write access");
            }

            wideners[i] = TypeWidenerFactory.getCheckPropertyAssignType(assignment.getExpression().toExpressionString(), assignment.getExpression().getExprEvaluator().getType(),
                    writableProperty.getPropertyType(), assignment.getVariableName());
            properties.add(assignment.getVariableName());
        }

        // check copy-able
        EventBeanCopyMethod copyMethod = eventTypeSPI.getCopyMethod(properties.toArray(new String[properties.size()]));
        if (copyMethod == null)
        {
            throw new ExprValidationException("The update-clause requires the underlying event representation to support copy (via Serializable by default)");
        }
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        }
    }

    private NullableObject<InternalEventRouterPreprocessor> initialize(EventType eventType)
    {
        EventTypeSPI eventTypeSPI = (EventTypeSPI) eventType;
        List<InternalEventRouterEntry> desc = new ArrayList<InternalEventRouterEntry>();

        // determine which ones to process for this types, and what priority and drop
        Set<String> eventPropertiesWritten = new HashSet<String>();
        for (Map.Entry<UpdateDesc, IRDescEntry> entry : descriptors.entrySet())
        {
            boolean applicable = entry.getValue().getEventType() == eventType;
            if (!applicable)
            {
                if (eventType.getDeepSuperTypes() != null)
                {
                    for (Iterator<EventType> it = eventType.getDeepSuperTypes(); it.hasNext();)
                    {
                        if (it.next() == entry.getValue().getEventType())
                        {
                            applicable = true;
                            break;
                        }
                    }
                }
            }

            if (!applicable)
            {
                continue;
            }

            int priority = 0;
            boolean isDrop = false;
            Annotation[] annotations = entry.getValue().getAnnotations();
            for (int i = 0; i < annotations.length; i++)
            {
                if (annotations[i] instanceof Priority)
                {
                    priority = ((Priority) annotations[i]).value();
                }
                if (annotations[i] instanceof Drop)
                {
                    isDrop = true;
                }
            }

            List<String> properties = new ArrayList<String>();
            ExprNode[] expressions = new ExprNode[entry.getKey().getAssignments().size()];
            for (int i = 0; i < entry.getKey().getAssignments().size(); i++)
            {
                OnTriggerSetAssignment assignment = entry.getKey().getAssignments().get(i);
                expressions[i] = assignment.getExpression();
                properties.add(assignment.getVariableName());
                eventPropertiesWritten.add(assignment.getVariableName());
            }
            EventBeanWriter writer = eventTypeSPI.getWriter(properties.toArray(new String[properties.size()]));
            desc.add(new InternalEventRouterEntry(priority, isDrop, entry.getKey().getOptionalWhereClause(), expressions, writer, entry.getValue().getWideners(), entry.getValue().getOutputView()));
        }

        EventBeanCopyMethod copyMethod = eventTypeSPI.getCopyMethod(eventPropertiesWritten.toArray(new String[eventPropertiesWritten.size()]));
        if (copyMethod == null)
        {
            return new NullableObject<InternalEventRouterPreprocessor>(null);
        }
        return new NullableObject<InternalEventRouterPreprocessor>(new InternalEventRouterPreprocessor(copyMethod, desc));
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            if (log.isDebugEnabled()) {
                log.debug("Event type '" + typeName + "' is no longer in use, removing type");
            }
            EventType type = eventAdapterService.getExistsTypeByName(typeName);
            if (type != null) {
                EventTypeSPI spi = (EventTypeSPI) type;
                if (!spi.getMetadata().isApplicationPreConfigured()) {
                    eventAdapterService.removeType(typeName);
                    undeployedTypes.add(spi);
                    filterService.removeType(spi);
                }
            }
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    }

    public boolean hasPropertyAgnosticType() {
        for (EventType type : eventTypes) {
            if (type instanceof EventTypeSPI) {
                EventTypeSPI spi = (EventTypeSPI) type;
                if (spi.getMetadata().isPropertyAgnostic()) {
                    return true;
                }
            }
        }
        return false;
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Related Classes of com.espertech.esper.event.EventTypeSPI

  • com.espertech.esper.core.deploy.EPDeploymentAdminImpl
  • com.espertech.esper.core.deploy.EPLModuleUtil
  • com.espertech.esper.core.InternalEventRouterImpl
  • com.espertech.esper.core.service.InternalEventRouterImpl
  • com.espertech.esper.epl.core.SelectExprProcessorFactory
  • com.espertech.esper.epl.core.StreamTypeServiceImpl
  • com.espertech.esper.epl.variable.VariableReadWritePackage
  • com.espertech.esper.epl.view.OutputProcessView
  • com.espertech.esper.epl.view.OutputProcessViewDirectDistinctOrAfterFactory
  • com.espertech.esperio.http.EsperHttpRequestHandler
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