Package com.espertech.esper.epl.expression

Examples of com.espertech.esper.epl.expression.ExprTimePeriod

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        if (outputLimitSpec != null) {
            ExprEvaluatorContextStatement evaluatorContextStmt = new ExprEvaluatorContextStatement(statementContext);
            ExprValidationContext validationContext = new ExprValidationContext(new StreamTypeServiceImpl(statementContext.getEngineURI(), false), statementContext.getMethodResolutionService(), null, statementContext.getTimeProvider(), statementContext.getVariableService(), evaluatorContextStmt, statementContext.getEventAdapterService(), statementContext.getStatementName(), statementContext.getStatementId(), statementContext.getAnnotations(), statementContext.getContextDescriptor(), false);
            if (outputLimitSpec.getAfterTimePeriodExpr() != null) {
                ExprTimePeriod timePeriodExpr = (ExprTimePeriod) ExprNodeUtility.getValidatedSubtree(outputLimitSpec.getAfterTimePeriodExpr(), validationContext);
                outputLimitSpec.setAfterTimePeriodExpr(timePeriodExpr);
            }
            if (outputLimitSpec.getTimePeriodExpr() != null) {
                ExprTimePeriod timePeriodExpr = (ExprTimePeriod) ExprNodeUtility.getValidatedSubtree(outputLimitSpec.getTimePeriodExpr(), validationContext);
                outputLimitSpec.setTimePeriodExpr(timePeriodExpr);
            }
        }

        OutputProcessViewFactory outputProcessViewFactory;
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                throw new ASTWalkException("Invalid use of 'now' with initiated-by stream, this combination is not supported");
            }
            return new ContextDetailConditionFilter(filterSpecRaw, asName);
        }
        else if (parent.getType() == EsperEPL2Ast.AFTER) {
            ExprTimePeriod timePeriod = (ExprTimePeriod) astExprNodeMap.remove(parent.getChild(0));
            return new ContextDetailConditionTimePeriod(timePeriod, immediate);
        }
        else {
            throw new IllegalStateException("Unrecognized child type " + parent.getType());
        }
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            if (child.getType() == EsperEPL2Ast.YEAR_PART)
            {
                nodes[0] = astExprNodeMap.remove(child.getChild(0));
            }
        }
        ExprTimePeriod timeNode = new ExprTimePeriodImpl(nodes[0] != null, nodes[1]!= null, nodes[2]!= null, nodes[3]!= null, nodes[4]!= null, nodes[5]!= null, nodes[6]!= null, nodes[7]!= null);
        if (nodes[0] != null) timeNode.addChildNode(nodes[0]);
        if (nodes[1] != null) timeNode.addChildNode(nodes[1]);
        if (nodes[2] != null) timeNode.addChildNode(nodes[2]);
        if (nodes[3] != null) timeNode.addChildNode(nodes[3]);
        if (nodes[4] != null) timeNode.addChildNode(nodes[4]);
        if (nodes[5] != null) timeNode.addChildNode(nodes[5]);
        if (nodes[6] != null) timeNode.addChildNode(nodes[6]);
        if (nodes[7] != null) timeNode.addChildNode(nodes[7]);
        return timeNode;
    }
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            FilterSpecRaw filterSpecRaw = ASTExprHelper.walkFilterSpec(parent.getChild(0), propertyEvalSpec, astExprNodeMap);
            String asName = parent.getChildCount() > 1 ? parent.getChild(1).getText() : null;
            return new ContextDetailConditionFilter(filterSpecRaw, asName);
        }
        else if (parent.getType() == EsperEPL2Ast.AFTER) {
            ExprTimePeriod timePeriod = (ExprTimePeriod) astExprNodeMap.remove(parent.getChild(0));
            return new ContextDetailConditionTimePeriod(timePeriod);
        }
        else {
            throw new IllegalStateException("Unrecognized child type " + parent.getType());
        }
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            if (child.getType() == EsperEPL2Ast.YEAR_PART)
            {
                nodes[0] = astExprNodeMap.remove(child.getChild(0));
            }
        }
        ExprTimePeriod timeNode = new ExprTimePeriodImpl(nodes[0] != null, nodes[1]!= null, nodes[2]!= null, nodes[3]!= null, nodes[4]!= null, nodes[5]!= null, nodes[6]!= null, nodes[7]!= null);
        if (nodes[0] != null) timeNode.addChildNode(nodes[0]);
        if (nodes[1] != null) timeNode.addChildNode(nodes[1]);
        if (nodes[2] != null) timeNode.addChildNode(nodes[2]);
        if (nodes[3] != null) timeNode.addChildNode(nodes[3]);
        if (nodes[4] != null) timeNode.addChildNode(nodes[4]);
        if (nodes[5] != null) timeNode.addChildNode(nodes[5]);
        if (nodes[6] != null) timeNode.addChildNode(nodes[6]);
        if (nodes[7] != null) timeNode.addChildNode(nodes[7]);
        return timeNode;
    }
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        if (outputLimitSpec != null) {
            ExprEvaluatorContextStatement evaluatorContextStmt = new ExprEvaluatorContextStatement(statementContext);
            ExprValidationContext validationContext = new ExprValidationContext(new StreamTypeServiceImpl(statementContext.getEngineURI(), false), statementContext.getMethodResolutionService(), null, statementContext.getTimeProvider(), statementContext.getVariableService(), evaluatorContextStmt, statementContext.getEventAdapterService(), statementContext.getStatementName(), statementContext.getStatementId(), statementContext.getAnnotations(), statementContext.getContextDescriptor());
            if (outputLimitSpec.getAfterTimePeriodExpr() != null) {
                ExprTimePeriod timePeriodExpr = (ExprTimePeriod) ExprNodeUtility.getValidatedSubtree(outputLimitSpec.getAfterTimePeriodExpr(), validationContext);
                outputLimitSpec.setAfterTimePeriodExpr(timePeriodExpr);
            }
            if (outputLimitSpec.getTimePeriodExpr() != null) {
                ExprTimePeriod timePeriodExpr = (ExprTimePeriod) ExprNodeUtility.getValidatedSubtree(outputLimitSpec.getTimePeriodExpr(), validationContext);
                outputLimitSpec.setTimePeriodExpr(timePeriodExpr);
            }
        }

        OutputProcessViewFactory outputProcessViewFactory;
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        this.convertor = convertor;
    }

    protected long computeMilliseconds(MatchedEventMap beginState, PatternAgentInstanceContext context) {
        if (parameter instanceof ExprTimePeriod) {
            ExprTimePeriod timePeriod = (ExprTimePeriod) parameter;
            return timePeriod.nonconstEvaluator().deltaMillisecondsUseEngineTime(convertor.convert(beginState), context.getAgentInstanceContext());
        }
        else {
            Object result = parameter.getExprEvaluator().evaluate(convertor.convert(beginState), true, context.getAgentInstanceContext());
            if (result == null) {
                throw new EPException("Null value returned for guard expression");
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        String variableName = null;
        Double rate = null;
        ExprNode whenExpression = null;
        List<ExprNode> crontabScheduleSpec = null;
        List<OnTriggerSetAssignment> thenExpressions = null;
        ExprTimePeriod timePeriodExpr = null;
        OutputLimitRateType rateType;
        ExprNode andAfterTerminateExpr = null;
        List<OnTriggerSetAssignment> andAfterTerminateSetExpressions = null;

        if (ctx.t != null) {
            rateType = OutputLimitRateType.TERM;
            if (ctx.expression() != null) {
                andAfterTerminateExpr = ASTExprHelper.exprCollectSubNodes(ctx.expression(), 0, astExprNodeMap).get(0);
            }
            if (ctx.onSetExpr() != null) {
                andAfterTerminateSetExpressions = ASTExprHelper.getOnTriggerSetAssignments(ctx.onSetExpr().onSetAssignmentList(), astExprNodeMap);
            }
        }
        else if (ctx.wh != null) {
            rateType = OutputLimitRateType.WHEN_EXPRESSION;
            whenExpression = ASTExprHelper.exprCollectSubNodes(ctx.expression(), 0, astExprNodeMap).get(0);
            if (ctx.onSetExpr() != null) {
                thenExpressions = ASTExprHelper.getOnTriggerSetAssignments(ctx.onSetExpr().onSetAssignmentList(), astExprNodeMap);
            }
        }
        else if (ctx.at != null) {
            rateType = OutputLimitRateType.CRONTAB;
            crontabScheduleSpec = ASTExprHelper.exprCollectSubNodes(ctx.crontabLimitParameterSet(), 0, astExprNodeMap);
        }
        else {
            if (ctx.ev != null) {
                rateType = ctx.e != null ? OutputLimitRateType.EVENTS : OutputLimitRateType.TIME_PERIOD;
                if (ctx.i != null) {
                    variableName = ctx.i.getText();
                }
                else if (ctx.timePeriod() != null){
                    timePeriodExpr = (ExprTimePeriod) ASTExprHelper.exprCollectSubNodes(ctx.timePeriod(), 0, astExprNodeMap).get(0);
                }
                else {
                    ASTExprHelper.exprCollectSubNodes(ctx.number(), 0, astExprNodeMap);  // remove
                    rate = Double.parseDouble(ctx.number().getText());
                }
            }
            else {
                rateType = OutputLimitRateType.AFTER;
            }
        }

        // get the AFTER time period
        ExprTimePeriod afterTimePeriodExpr = null;
        Integer afterNumberOfEvents = null;
        if (ctx.outputLimitAfter() != null) {
            if (ctx.outputLimitAfter().timePeriod() != null) {
                ExprNode expression = ASTExprHelper.exprCollectSubNodes(ctx.outputLimitAfter(), 0, astExprNodeMap).get(0);
                afterTimePeriodExpr = (ExprTimePeriod) expression;
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        this.millisecondsExpr = parameters.get(0);
    }

    protected long computeMilliseconds(MatchedEventMap beginState, PatternAgentInstanceContext context) {
        if (millisecondsExpr instanceof ExprTimePeriod) {
            ExprTimePeriod timePeriod = (ExprTimePeriod) millisecondsExpr;
            return timePeriod.nonconstEvaluator().deltaMillisecondsUseEngineTime(convertor.convert(beginState), context.getAgentInstanceContext());
        }
        else {
            Object millisecondVal = PatternExpressionUtil.evaluate("Timer-within guard", beginState, millisecondsExpr, convertor, context.getAgentInstanceContext());

            if (millisecondVal == null) {
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                throw ASTWalkException.from("Invalid use of 'now' with initiated-by stream, this combination is not supported");
            }
            return new ContextDetailConditionFilter(filterSpecRaw, asName);
        }
        else if (ctx.AFTER() != null) {
            ExprTimePeriod timePeriod = (ExprTimePeriod) ASTExprHelper.exprCollectSubNodes(ctx.timePeriod(), 0, astExprNodeMap).get(0);
            return new ContextDetailConditionTimePeriod(timePeriod, immediate);
        }
        else {
            throw new IllegalStateException("Unrecognized child type");
        }
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Related Classes of com.espertech.esper.epl.expression.ExprTimePeriod

  • com.espertech.esper.antlr.ASTUtil
  • com.espertech.esper.epl.parse.ASTContextHelper
  • com.espertech.esper.epl.parse.ASTExprHelper
  • com.espertech.esper.epl.parse.ASTOutputLimitHelper
  • com.espertech.esper.epl.view.OutputProcessViewFactoryFactory
  • com.espertech.esper.pattern.guard.TimerWithinGuardFactory
  • com.espertech.esper.pattern.guard.TimerWithinOrMaxCountGuardFactory
  • com.espertech.esper.pattern.observer.TimerIntervalObserverFactory
  • com.espertech.esper.view.ViewFactoryTimePeriodHelper
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