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Oracle Fusion Middleware Java API Reference for Oracle TopLink 11g Release 1 (11.1.1) E28847-01 |
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java.lang.Object
org.eclipse.persistence.jpa.internal.jpql.ContentAssistVisitor.FromClauseCollectionHelper
private class ContentAssistVisitor.FromClauseCollectionHelper
Constructor Summary | |
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private |
ContentAssistVisitor.FromClauseCollectionHelper() |
Method Summary | |
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void |
addAtTheEndOfChild(AbstractFromClause expression, Expression child, int index) Adds the proposals because the cursor is at the end of the given child Expression . |
void |
addProposals(AbstractFromClause expression, int index) Adds |
CollectionExpression |
buildCollectionExpression(AbstractFromClause 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(AbstractFromClause expression) Determines whether |
int |
maxCollectionSize(AbstractFromClause expression) Returns the maximum number of encapsulated expressions the Expression allows. |
int |
preExpressionLength(AbstractFromClause expression) Returns the length to add to |
JPQLQueryBNF |
queryBNF(AbstractFromClause expression, int index) Returns the |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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private ContentAssistVisitor.FromClauseCollectionHelper()
Method Detail |
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public void addAtTheEndOfChild(AbstractFromClause expression, Expression child, int index)
Expression
.addAtTheEndOfChild
in interface ContentAssistVisitor.CollectionExpressionHelper<AbstractFromClause>
expression
- The Expression
being visitedchild
- The child of the parent Expression
for which proposals can be added at the endindex
- The position of that child in the collection of childrenpublic void addProposals(AbstractFromClause expression, int index)
addProposals
in interface ContentAssistVisitor.CollectionExpressionHelper<AbstractFromClause>
public CollectionExpression buildCollectionExpression(AbstractFromClause expression)
Expression
's child, which is already a CollectionExpression
or requests this helper to return a "virtual" CollectionExpression
that is wrapping the single element.buildCollectionExpression
in interface ContentAssistVisitor.CollectionExpressionHelper<AbstractFromClause>
expression
- The parent of the children to retrievepublic boolean hasDelimiterAfterIdentifier(AbstractFromClause expression)
hasDelimiterAfterIdentifier
in interface ContentAssistVisitor.CollectionExpressionHelper<AbstractFromClause>
public int maxCollectionSize(AbstractFromClause expression)
expressions
the Expression
allows. Some expression only allow 2, others 3 and others allow an unlimited number.maxCollectionSize
in interface ContentAssistVisitor.CollectionExpressionHelper<AbstractFromClause>
expression
- The Expression
for which its maximum number of childrenpublic int preExpressionLength(AbstractFromClause expression)
preExpressionLength
in interface ContentAssistVisitor.CollectionExpressionHelper<AbstractFromClause>
public JPQLQueryBNF queryBNF(AbstractFromClause expression, int index)
queryBNF
in interface ContentAssistVisitor.CollectionExpressionHelper<AbstractFromClause>
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