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

Class AbstractContentAssistVisitor.AcceptableTypeVisitor

java.lang.Object

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

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

All Implemented Interfaces:

ExpressionVisitor

Direct Known Subclasses:

DefaultContentAssistVisitor.AcceptableTypeVisitor, EclipseLinkContentAssistVisitor.AcceptableTypeVisitor

Enclosing class:

AbstractContentAssistVisitor

protected abstract static class AbstractContentAssistVisitor.AcceptableTypeVisitor
extends AbstractExpressionVisitor

This visitor retrieves the permitted type from the path expression's parent. For instance, SUM or AVG only accepts state fields that have a numeric type.

Field Summary

Fields

Modifier and Type	Field	Description
protected IType	type	The type that is retrieved based on the expression, it determines what is acceptable.

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AcceptableTypeVisitor()

Method Summary

Modifier and Type	Method	Description
void	dispose()	Disposes of the internal data.
void	visit(CollectionExpression expression)	Visits the CollectionExpression expression.
void	visit(SubExpression expression)	Visits the SubExpression 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

Methods inherited from class java.lang.Object

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

Field Detail

type

protected IType type

The type that is retrieved based on the expression, it determines what is acceptable.

Constructor Detail

AcceptableTypeVisitor

protected AcceptableTypeVisitor()

Method Detail

dispose

public void dispose()

Disposes of the internal data.

visit

public void visit(CollectionExpression expression)

Visits the CollectionExpression expression.

Specified by:

visit in interface ExpressionVisitor

Overrides:

visit in class AbstractExpressionVisitor

Parameters:

expression - The Expression to visit

visit

public void visit(SubExpression expression)

Visits the SubExpression expression.

Specified by:

visit in interface ExpressionVisitor

Overrides:

visit in class AbstractExpressionVisitor

Parameters:

expression - The Expression to visit