org.teiid.query.validator
Class AbstractValidationVisitor

java.lang.Object
  org.teiid.query.sql.LanguageVisitor
      org.teiid.query.validator.AbstractValidationVisitor

Direct Known Subclasses:

AuthorizationValidationVisitor, ValidationVisitor

public class AbstractValidationVisitor
extends LanguageVisitor

Field Summary

protected Command	currentCommand
protected ValidatorReport	report
protected Stack<LanguageObject>	stack

Constructor Summary

AbstractValidationVisitor()

Method Summary

TeiidComponentException	getException()
LanguageObject	getExceptionObject()
protected QueryMetadataInterface	getMetadata()
ValidatorReport	getReport()
protected void	handleException(TeiidException e)
protected void	handleException(TeiidException e, LanguageObject obj)
protected void	handleValidationError(String message)
protected void	handleValidationError(String message, Collection invalidObjs)
protected void	handleValidationError(String message, LanguageObject invalidObj)
protected boolean	isXMLCommand(Command command) Check to verify if the query would return XML results.
void	reset() Reset so visitor can be used on a different language object.
void	setMetadata(QueryMetadataInterface metadata)
protected Collection<ElementSymbol>	validateElementsSupport(Collection<ElementSymbol> elements, int supportsFlag)

Methods inherited from class org.teiid.query.sql.LanguageVisitor

setAbort, shouldAbort, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit

Methods inherited from class java.lang.Object

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

Field Detail

report

protected ValidatorReport report

currentCommand

protected Command currentCommand

stack

protected Stack<LanguageObject> stack

Constructor Detail

AbstractValidationVisitor

public AbstractValidationVisitor()

Method Detail

setMetadata

public void setMetadata(QueryMetadataInterface metadata)

getMetadata

protected QueryMetadataInterface getMetadata()

reset

public void reset()

Reset so visitor can be used on a different language object. This does not wipe the report.

handleValidationError

protected void handleValidationError(String message)

handleValidationError

protected void handleValidationError(String message,
                                     LanguageObject invalidObj)

handleValidationError

protected void handleValidationError(String message,
                                     Collection invalidObjs)

handleException

protected void handleException(TeiidException e)

handleException

protected void handleException(TeiidException e,
                               LanguageObject obj)

getException

public TeiidComponentException getException()

getExceptionObject

public LanguageObject getExceptionObject()

getReport

public ValidatorReport getReport()

isXMLCommand

protected boolean isXMLCommand(Command command)

Check to verify if the query would return XML results.

Parameters:

query - the query to check

validateElementsSupport

protected Collection<ElementSymbol> validateElementsSupport(Collection<ElementSymbol> elements,
                                                            int supportsFlag)