Package com.espertech.esper.common.internal.epl.util

Class EPLValidationUtil

java.lang.Object

com.espertech.esper.common.internal.epl.util.EPLValidationUtil

public class EPLValidationUtil
extends Object

Constructor Summary

Constructors

Constructor	Description
EPLValidationUtil()

Method Summary

Modifier and Type	Method	Description
static String	getInvokablePrefix(String invocableName, String invocableType, boolean isFunction)
static void	validateAlreadyExistsTableOrVariable(String name, VariableCompileTimeResolver variableCompileTimeResolver, TableCompileTimeResolver tableCompileTimeResolver, EventTypeCompileTimeResolver eventTypeCompileTimeResolver)
static void	validateContextName(boolean table, String tableOrNamedWindowName, String tableOrNamedWindowContextName, String optionalContextName, boolean mustMatchContext)
static ExprNode	validateEventPrecedence(boolean insertingIntoTable, ExprNode eventPrecedence, EventType resultEventType, StatementRawInfo statementRawInfo, StatementCompileTimeServices services)
static QueryGraphForge	validateFilterGetQueryGraphSafe(ExprNode filterExpression, StreamTypeServiceImpl typeService, StatementRawInfo statementRawInfo, StatementCompileTimeServices services)
static void	validateFilterWQueryGraphSafe(QueryGraphForge queryGraph, ExprNode filterExpression, StreamTypeServiceImpl typeService, StatementRawInfo statementRawInfo, StatementCompileTimeServices services)
static void	validateParameterNumber(String invocableName, String invocableCategory, boolean isFunction, int expectedEnum, int receivedNum)
static void	validateParametersTypePredefined(ExprNode[] expressions, String invocableName, String invocableCategory, EPLExpressionParamType type)
static void	validateParameterType(String invocableName, String invocableCategory, boolean isFunction, EPLExpressionParamType expectedTypeEnum, Class[] expectedTypeClasses, EPType providedTypeCanNull, int parameterNum, ExprNode parameterExpression)
static ExprNode	validateSimpleGetSubtree(ExprNodeOrigin origin, ExprNode expression, EventType optionalEventType, boolean allowBindingConsumption, StatementRawInfo statementRawInfo, StatementCompileTimeServices services)
static void	validateTableExists(TableCompileTimeResolver tableCompileTimeResolver, String name)

Methods inherited from class java.lang.Object

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

Constructor Details

EPLValidationUtil

public EPLValidationUtil()

Method Details

validateEventPrecedence

public static ExprNode validateEventPrecedence(boolean insertingIntoTable,
 ExprNode eventPrecedence,
 EventType resultEventType,
 StatementRawInfo statementRawInfo,
 StatementCompileTimeServices services)
                                        throws ExprValidationException

Throws:

ExprValidationException

validateParametersTypePredefined

public static void validateParametersTypePredefined(ExprNode[] expressions,
 String invocableName,
 String invocableCategory,
 EPLExpressionParamType type)
                                             throws ExprValidationException

Throws:

ExprValidationException

validateTableExists

public static void validateTableExists(TableCompileTimeResolver tableCompileTimeResolver,
 String name)
                                throws ExprValidationException

Throws:

ExprValidationException

validateSimpleGetSubtree

public static ExprNode validateSimpleGetSubtree(ExprNodeOrigin origin,
 ExprNode expression,
 EventType optionalEventType,
 boolean allowBindingConsumption,
 StatementRawInfo statementRawInfo,
 StatementCompileTimeServices services)
                                         throws ExprValidationException

Throws:

ExprValidationException

validateFilterGetQueryGraphSafe

public static QueryGraphForge validateFilterGetQueryGraphSafe(ExprNode filterExpression,
 StreamTypeServiceImpl typeService,
 StatementRawInfo statementRawInfo,
 StatementCompileTimeServices services)

validateFilterWQueryGraphSafe

public static void validateFilterWQueryGraphSafe(QueryGraphForge queryGraph,
 ExprNode filterExpression,
 StreamTypeServiceImpl typeService,
 StatementRawInfo statementRawInfo,
 StatementCompileTimeServices services)

validateParameterNumber

public static void validateParameterNumber(String invocableName,
 String invocableCategory,
 boolean isFunction,
 int expectedEnum,
 int receivedNum)
                                    throws ExprValidationException

Throws:

ExprValidationException

validateParameterType

public static void validateParameterType(String invocableName,
 String invocableCategory,
 boolean isFunction,
 EPLExpressionParamType expectedTypeEnum,
 Class[] expectedTypeClasses,
 EPType providedTypeCanNull,
 int parameterNum,
 ExprNode parameterExpression)
                                  throws ExprValidationException

Throws:

ExprValidationException

getInvokablePrefix

public static String getInvokablePrefix(String invocableName,
 String invocableType,
 boolean isFunction)

validateContextName

public static void validateContextName(boolean table,
 String tableOrNamedWindowName,
 String tableOrNamedWindowContextName,
 String optionalContextName,
 boolean mustMatchContext)
                                throws ExprValidationException

Throws:

ExprValidationException

validateAlreadyExistsTableOrVariable

public static void validateAlreadyExistsTableOrVariable(String name,
 VariableCompileTimeResolver variableCompileTimeResolver,
 TableCompileTimeResolver tableCompileTimeResolver,
 EventTypeCompileTimeResolver eventTypeCompileTimeResolver)
                                                 throws ExprValidationException

Throws:

ExprValidationException