protected class EclipseLinkContentAssistVisitor.UnionClauseStatementHelper extends java.lang.Object implements AbstractContentAssistVisitor.StatementHelper<SelectStatement>
| Modifier | Constructor and Description |
|---|---|
protected |
EclipseLinkContentAssistVisitor.UnionClauseStatementHelper() |
| Modifier and Type | Method and Description |
|---|---|
void |
addClauseProposals()
Adds the JPQL identifier of the clause being scanned by this helper.
|
void |
addInternalClauseProposals(SelectStatement expression)
Adds the JPQL identifier of the internal clause being scanned by this helper.
|
Expression |
getClause(SelectStatement expression)
Returns the clause being scanned by this helper.
|
AbstractContentAssistVisitor.StatementHelper<? extends SelectStatement> |
getNextHelper()
Returns the
AbstractContentAssistVisitor.StatementHelper that will scan the following clause, which is
based on the grammar and not on the actual existence of the clause in the parsed tree. |
boolean |
hasClause(SelectStatement expression)
Determines whether the clause exists in the parsed tree.
|
boolean |
hasSpaceAfterClause(SelectStatement expression)
Determines whether there is a space (owned by the SELECT statement) after the clause
being scanned by this helper.
|
boolean |
isClauseComplete(SelectStatement expression)
Determines whether the clause being scanned is complete or not.
|
boolean |
isRequired()
Determines whether the clause is required in order to make the JPQL query grammatically valid.
|
protected EclipseLinkContentAssistVisitor.UnionClauseStatementHelper()
public void addClauseProposals()
Note: The identifier should not be added directly to the list, it needs to be filtered out based on the location of the cursor, it can be within a word.
addClauseProposals in interface AbstractContentAssistVisitor.StatementHelper<SelectStatement>public void addInternalClauseProposals(SelectStatement expression)
FROM clause could add its own sub-clauses.
Note: The identifier should not be added directly to the list, it needs to be filtered out based on the location of the cursor, it can be within a word.
addInternalClauseProposals in interface AbstractContentAssistVisitor.StatementHelper<SelectStatement>expression - The AbstractSelectStatement being visitedpublic Expression getClause(SelectStatement expression)
#hasClause(AbstractSelectStatement) is called before this one.getClause in interface AbstractContentAssistVisitor.StatementHelper<SelectStatement>expression - The AbstractSelectStatement being visitedpublic AbstractContentAssistVisitor.StatementHelper<? extends SelectStatement> getNextHelper()
AbstractContentAssistVisitor.StatementHelper that will scan the following clause, which is
based on the grammar and not on the actual existence of the clause in the parsed tree.getNextHelper in interface AbstractContentAssistVisitor.StatementHelper<SelectStatement>AbstractContentAssistVisitor.StatementHelper for the next clausepublic boolean hasClause(SelectStatement expression)
hasClause in interface AbstractContentAssistVisitor.StatementHelper<SelectStatement>expression - The AbstractSelectStatement being visitedtrue if the clause has been parsed; false otherwisepublic boolean hasSpaceAfterClause(SelectStatement expression)
hasSpaceAfterClause in interface AbstractContentAssistVisitor.StatementHelper<SelectStatement>expression - The AbstractSelectStatement being visitedtrue if a space follows the clause; false otherwisepublic boolean isClauseComplete(SelectStatement expression)
isClauseComplete in interface AbstractContentAssistVisitor.StatementHelper<SelectStatement>expression - The AbstractSelectStatement being visitedtrue if the clause is complete; false otherwisepublic boolean isRequired()
isRequired in interface AbstractContentAssistVisitor.StatementHelper<SelectStatement>true if the clause has to be defined; false if the clause
is optional