Module org.eclipse.persistence.jpa.jpql

Package org.eclipse.persistence.jpa.jpql.tools

Class AbstractContentAssistVisitor.InvalidExpressionVisitor

java.lang.Object

org.eclipse.persistence.jpa.jpql.parser.AbstractExpressionVisitor

org.eclipse.persistence.jpa.jpql.tools.AbstractContentAssistVisitor.InvalidExpressionVisitor

All Implemented Interfaces:

ExpressionVisitor

Enclosing class:

AbstractContentAssistVisitor

protected static final class AbstractContentAssistVisitor.InvalidExpressionVisitor
extends AbstractExpressionVisitor

This visitor determines if the visited Expression is one of the two that represents an invalid expression.

Field Summary

Fields

Modifier and Type	Field	Description
protected Expression	expression	The invalid Expression, which is either UnknownExpression or BadExpression.

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	InvalidExpressionVisitor()

Method Summary

Modifier and Type	Method	Description
void	dispose()	Disposes of the internal data.
boolean	isInvalid()	Determines whether the visited Expression represents an invalid fragment.
void	visit(BadExpression expression)	Visits the BadExpression expression.
void	visit(UnknownExpression expression)	Visits the UnknownExpression expression.

Methods inherited from class org.eclipse.persistence.jpa.jpql.parser.AbstractExpressionVisitor

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, 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 Details

expression

protected Expression expression

The invalid Expression, which is either UnknownExpression or BadExpression.

Constructor Details

InvalidExpressionVisitor

protected InvalidExpressionVisitor()

Method Details

dispose

public void dispose()

Disposes of the internal data.

isInvalid

public boolean isInvalid()

Determines whether the visited Expression represents an invalid fragment.

Returns:

true if the Expression is an invalid fragment; false otherwise

visit

public void visit(BadExpression expression)

Description copied from interface: ExpressionVisitor

Visits the BadExpression expression.

Specified by:

visit in interface ExpressionVisitor

Overrides:

visit in class AbstractExpressionVisitor

Parameters:

expression - The Expression to visit

visit

public void visit(UnknownExpression expression)

Description copied from interface: ExpressionVisitor

Visits the UnknownExpression expression.

Specified by:

visit in interface ExpressionVisitor

Overrides:

visit in class AbstractExpressionVisitor

Parameters:

expression - The UnknownExpression to visit