com.espertech.esper.epl.spec
Class StatementSpecMapper

java.lang.Object
  com.espertech.esper.epl.spec.StatementSpecMapper

public class StatementSpecMapper
extends java.lang.Object

Helper for mapping internal representations of a statement to the SODA object model for statements.

Constructor Summary

StatementSpecMapper()

Method Summary

static StatementSpecRaw	map(EPStatementObjectModel sodaStatement, EngineImportService engineImportService, VariableService variableService, ConfigurationInformation configuration, SchedulingService schedulingService, java.lang.String engineURI, PatternNodeFactory patternNodeFactory, NamedWindowService namedWindowService, ContextManagementService contextManagementService, ExprDeclaredService exprDeclaredService, TableService tableService) Maps the SODA object model to a statement specification.
static java.util.List<AnnotationDesc>	mapAnnotations(java.util.List<AnnotationPart> annotations)
static AnnotationPart	unmap(AnnotationDesc node) Unmap annotation.
static PatternExpr	unmap(EvalFactoryNode node) Unmap pattern.
static Expression	unmap(ExprNode expression) Unmap expresission.
static MatchRecognizeRegEx	unmap(RowRegexExprNode pattern) Unmap match recognize pattern.
static StatementSpecUnMapResult	unmap(StatementSpecRaw statementSpec) Maps the internal representation of a statement to the SODA object model.

Methods inherited from class java.lang.Object

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

Constructor Detail

StatementSpecMapper

public StatementSpecMapper()

Method Detail

unmap

public static Expression unmap(ExprNode expression)

Unmap expresission.

Parameters:

expression - to unmap

Returns:

expression

unmap

public static PatternExpr unmap(EvalFactoryNode node)

Unmap pattern.

Parameters:

node - to unmap

Returns:

pattern

unmap

public static AnnotationPart unmap(AnnotationDesc node)

Unmap annotation.

Parameters:

node - to unmap

Returns:

annotation

unmap

public static MatchRecognizeRegEx unmap(RowRegexExprNode pattern)

Unmap match recognize pattern.

Parameters:

pattern - recognize pattern to unmap

Returns:

match recognize pattern

map

public static StatementSpecRaw map(EPStatementObjectModel sodaStatement,
                                   EngineImportService engineImportService,
                                   VariableService variableService,
                                   ConfigurationInformation configuration,
                                   SchedulingService schedulingService,
                                   java.lang.String engineURI,
                                   PatternNodeFactory patternNodeFactory,
                                   NamedWindowService namedWindowService,
                                   ContextManagementService contextManagementService,
                                   ExprDeclaredService exprDeclaredService,
                                   TableService tableService)

Maps the SODA object model to a statement specification.

Parameters:

sodaStatement - is the object model to map

engineImportService - for resolving imports such as plug-in aggregations

variableService - provides variable values

configuration - supplies config values

Returns:

statement specification, and internal representation of a statement

unmap

public static StatementSpecUnMapResult unmap(StatementSpecRaw statementSpec)

Maps the internal representation of a statement to the SODA object model.

Parameters:

statementSpec - is the internal representation

Returns:

object model of statement

mapAnnotations

public static java.util.List<AnnotationDesc> mapAnnotations(java.util.List<AnnotationPart> annotations)