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java.lang.Objectorg.eclipse.persistence.jpa.jpql.AbstractContentAssistVisitor.JoinCollectionHelper
protected class AbstractContentAssistVisitor.JoinCollectionHelper
Constructor Summary | |
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protected |
AbstractContentAssistVisitor.JoinCollectionHelper()
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Method Summary | |
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void |
addAtTheEndOfChild(IdentificationVariableDeclaration expression,
Expression child,
int index)
Adds the proposals because the cursor is at the end of the given child Expression . |
void |
addProposals(IdentificationVariableDeclaration expression,
int index)
Adds |
CollectionExpression |
buildCollectionExpression(IdentificationVariableDeclaration 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(IdentificationVariableDeclaration expression)
Determines whether |
int |
maxCollectionSize(IdentificationVariableDeclaration expression)
Returns the maximum number of encapsulated expressions the Expression allows. |
int |
preExpressionLength(IdentificationVariableDeclaration expression)
Returns the length to add to |
JPQLQueryBNF |
queryBNF(IdentificationVariableDeclaration 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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protected AbstractContentAssistVisitor.JoinCollectionHelper()
Method Detail |
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public void addAtTheEndOfChild(IdentificationVariableDeclaration expression, Expression child, int index)
Expression
.
addAtTheEndOfChild
in interface AbstractContentAssistVisitor.CollectionExpressionHelper<IdentificationVariableDeclaration>
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(IdentificationVariableDeclaration expression, int index)
addProposals
in interface AbstractContentAssistVisitor.CollectionExpressionHelper<IdentificationVariableDeclaration>
public CollectionExpression buildCollectionExpression(IdentificationVariableDeclaration 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 AbstractContentAssistVisitor.CollectionExpressionHelper<IdentificationVariableDeclaration>
expression
- The parent of the children to retrieve
public boolean hasDelimiterAfterIdentifier(IdentificationVariableDeclaration expression)
hasDelimiterAfterIdentifier
in interface AbstractContentAssistVisitor.CollectionExpressionHelper<IdentificationVariableDeclaration>
public int maxCollectionSize(IdentificationVariableDeclaration expression)
expressions
the Expression
allows. Some expression only allow 2, others 3 and others allow an unlimited
number.
maxCollectionSize
in interface AbstractContentAssistVisitor.CollectionExpressionHelper<IdentificationVariableDeclaration>
expression
- The Expression
for which its maximum number of children
public int preExpressionLength(IdentificationVariableDeclaration expression)
preExpressionLength
in interface AbstractContentAssistVisitor.CollectionExpressionHelper<IdentificationVariableDeclaration>
public JPQLQueryBNF queryBNF(IdentificationVariableDeclaration expression, int index)
queryBNF
in interface AbstractContentAssistVisitor.CollectionExpressionHelper<IdentificationVariableDeclaration>
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