public void Attach(EventType parentEventType, StatementContext statementContext, ViewFactory optionalParentFactory, IList <ViewFactory> parentViewFactories) { String windowName = ViewName; ExprNode[] validated = ViewFactorySupport.Validate(windowName, parentEventType, statementContext, _viewParameters, true); if (_viewParameters.Count < 2 || _viewParameters.Count > 3) { throw new ViewParameterException(ViewParamMessage); } // validate first parameter: timestamp expression if (!validated[0].ExprEvaluator.ReturnType.IsNumeric()) { throw new ViewParameterException(ViewParamMessage); } TimestampExpression = validated[0]; TimestampExpressionEval = TimestampExpression.ExprEvaluator; ViewFactorySupport.AssertReturnsNonConstant(windowName, validated[0], 0); TimeDeltaComputation = ViewFactoryTimePeriodHelper.ValidateAndEvaluateTimeDelta(ViewName, statementContext, _viewParameters[1], ViewParamMessage, 1); // validate optional parameters if (validated.Length == 3) { Object constant = ViewFactorySupport.ValidateAndEvaluate(windowName, statementContext, validated[2]); if ((!constant.IsNumber()) || (TypeHelper.IsFloatingPointNumber(constant))) { throw new ViewParameterException("Externally-timed batch view requires a Long-typed reference point in msec as a third parameter"); } OptionalReferencePoint = constant.AsLong(); } this._eventType = parentEventType; }
public void SetViewParameters(ViewFactoryContext viewFactoryContext, IList <ExprNode> expressionParameters) { IList <Object> viewParameters = ViewFactorySupport.ValidateAndEvaluate(ViewName, viewFactoryContext.StatementContext, expressionParameters); if (viewParameters.Count != 1) { throw new ViewParameterException(ViewParamMessage); } Object parameter = viewParameters[0]; if (!(parameter.IsNumber())) { throw new ViewParameterException(ViewParamMessage); } var numParam = parameter; if ((numParam.IsFloatingPointNumber()) || (numParam.IsLongNumber())) { throw new ViewParameterException(ViewParamMessage); } Size = numParam.AsInt(); if (Size <= 0) { throw new ViewParameterException(ViewName + " view requires a positive number"); } }
public void SetViewParameters(ViewFactoryContext viewFactoryContext, IList <ExprNode> expressionParameters) { var viewParameters = new Object[expressionParameters.Count]; for (var i = 1; i < expressionParameters.Count; i++) { viewParameters[i] = ViewFactorySupport.ValidateAndEvaluate( ViewName, viewFactoryContext.StatementContext, expressionParameters[i]); } var errorMessage = ViewName + " view requires a numeric or time period parameter as a time interval size, and an integer parameter as a maximal number-of-events, and an optional list of control keywords as a string parameter (please see the documentation)"; if ((viewParameters.Length != 2) && (viewParameters.Length != 3)) { throw new ViewParameterException(errorMessage); } TimeDeltaComputation = ViewFactoryTimePeriodHelper.ValidateAndEvaluateTimeDelta( ViewName, viewFactoryContext.StatementContext, expressionParameters[0], errorMessage, 0); // parameter 2 var parameter = viewParameters[1]; if (!(parameter.IsNumber()) || (TypeHelper.IsFloatingPointNumber(parameter))) { throw new ViewParameterException(errorMessage); } _numberOfEvents = parameter.AsLong(); if (viewParameters.Length > 2) { ProcessKeywords(viewParameters[2], errorMessage); } }
public void SetViewParameters(ViewFactoryContext viewFactoryContext, IList <ExprNode> expressionParameters) { if (expressionParameters.Count != 1) { throw new ViewParameterException("View requires a single parameter indicating unbound or not"); } _isUnbound = (bool)ViewFactorySupport.ValidateAndEvaluate(ViewName, viewFactoryContext.StatementContext, expressionParameters[0]); }
public void SetViewParameters(ViewFactoryContext viewFactoryContext, IList <ExprNode> expressionParameters) { IList <Object> viewParameters = ViewFactorySupport.ValidateAndEvaluate(ViewName, viewFactoryContext.StatementContext, expressionParameters); if (viewParameters.IsNotEmpty()) { String errorMessage = ViewName + " view does not take any parameters"; throw new ViewParameterException(errorMessage); } }
public void SetViewParameters(ViewFactoryContext viewFactoryContext, IList <ExprNode> expressionParameters) { var viewParameters = ViewFactorySupport.ValidateAndEvaluate(ViewName, viewFactoryContext.StatementContext, expressionParameters); if (viewParameters.Count != 0) { String errorMessage = ViewName + " view requires an empty parameter list"; throw new ViewParameterException(errorMessage); } }
public void SetViewParameters(ViewFactoryContext viewFactoryContext, IList <ExprNode> expressionParameters) { if ((expressionParameters.Count < 1) || (expressionParameters.Count > 3)) { throw new ViewParameterException(ViewParamMessage); } var viewParamValues = new Object[expressionParameters.Count]; for (int i = 1; i < viewParamValues.Length; i++) { viewParamValues[i] = ViewFactorySupport.ValidateAndEvaluate( ViewName, viewFactoryContext.StatementContext, expressionParameters[i]); } TimeDeltaComputation = ViewFactoryTimePeriodHelper.ValidateAndEvaluateTimeDelta( ViewName, viewFactoryContext.StatementContext, expressionParameters[0], ViewParamMessage, 0); if ((viewParamValues.Length == 2) && (viewParamValues[1] is String)) { ProcessKeywords(viewParamValues[1], ViewParamMessage); } else { if (viewParamValues.Length >= 2) { Object paramRef = viewParamValues[1]; if ((!(paramRef.IsNumber())) || (paramRef.IsFloatingPointNumber())) { throw new ViewParameterException( ViewName + " view requires a Long-typed reference point in msec as a second parameter"); } OptionalReferencePoint = paramRef.AsLong(); } if (viewParamValues.Length == 3) { ProcessKeywords(viewParamValues[2], ViewParamMessage); } } }