Package com.espertech.esper.common.client.dataflow.util

Class DataFlowParameterValidation

java.lang.Object

com.espertech.esper.common.client.dataflow.util.DataFlowParameterValidation

public class DataFlowParameterValidation
extends Object

Utility for validation data flow forge parameters

Constructor Summary

Constructors

Constructor	Description
DataFlowParameterValidation()

Method Summary

Modifier and Type	Method	Description
static ExprNode	validate(String name, ExprNode expr, EventType eventType, Class expectedReturnType, DataFlowOpForgeInitializeContext context)	Validate the provided expression.
static ExprNode	validate(String name, ExprNode expr, Class expectedReturnType, DataFlowOpForgeInitializeContext context)	Validate the provided expression.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

DataFlowParameterValidation

public DataFlowParameterValidation()

Method Details

validate

public static ExprNode validate(String name,
 ExprNode expr,
 Class expectedReturnType,
 DataFlowOpForgeInitializeContext context)
                         throws ExprValidationException

Validate the provided expression.

Parameters:

name - parameter name

expr - expression

expectedReturnType - expected result type

context - forge initialization context

Returns:

validated expression node

Throws:

ExprValidationException - when validation failed

validate

public static ExprNode validate(String name,
 ExprNode expr,
 EventType eventType,
 Class expectedReturnType,
 DataFlowOpForgeInitializeContext context)
                         throws ExprValidationException

Validate the provided expression.

Parameters:

name - parameter name

eventType - event type

expr - expression

expectedReturnType - expected result type

context - forge initialization context

Returns:

validated expression node

Throws:

ExprValidationException - when validation failed