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

Class AbstractContentAssistVisitor.WhenClauseConditionalClauseCollectionHelper

java.lang.Object

org.eclipse.persistence.jpa.jpql.tools.AbstractContentAssistVisitor.AbstractConditionalClauseCollectionHelper<WhenClause>

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

All Implemented Interfaces:

AbstractContentAssistVisitor.CollectionExpressionHelper<WhenClause>

Enclosing class:

AbstractContentAssistVisitor

protected static final class AbstractContentAssistVisitor.WhenClauseConditionalClauseCollectionHelper
extends AbstractContentAssistVisitor.AbstractConditionalClauseCollectionHelper<WhenClause>

This helpers handles adding proposals for WhenClause.

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	WhenClauseConditionalClauseCollectionHelper(AbstractContentAssistVisitor visitor)

Method Summary

Modifier and Type	Method	Description
CollectionExpression	buildCollectionExpression(WhenClause expression)	Either returns the given Expression's child, which is already a CollectionExpression or requests this helper to return a "virtual" CollectionExpression that is wrapping the single element.
boolean	hasDelimiterAfterIdentifier(WhenClause expression)	Determines whether a delimiter like a whitespace or an open parenthesis was parsed after the identifier.

Methods inherited from class org.eclipse.persistence.jpa.jpql.tools.AbstractContentAssistVisitor.AbstractConditionalClauseCollectionHelper

addAtTheEndOfChild, addIdentifier, addTheBeginningOfChild, canContinue, findChild, maxCollectionSize, preExpressionLength, queryBNF

Methods inherited from class java.lang.Object

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

Constructor Detail

WhenClauseConditionalClauseCollectionHelper

protected WhenClauseConditionalClauseCollectionHelper(AbstractContentAssistVisitor visitor)

Method Detail

buildCollectionExpression

public CollectionExpression buildCollectionExpression(WhenClause expression)

Either returns the given Expression's child, which is already a CollectionExpression or requests this helper to return a "virtual" CollectionExpression that is wrapping the single element.

Parameters:

expression - The parent of the children to retrieve

Returns:

The given expression's child or a "virtual" one

hasDelimiterAfterIdentifier

public boolean hasDelimiterAfterIdentifier(WhenClause expression)

Determines whether a delimiter like a whitespace or an open parenthesis was parsed after the identifier.

Parameters:

expression - The Expression being visited

Returns:

true if something is present; false otherwise