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java.lang.Objectorg.eclipse.persistence.jpa.jpql.AbstractContentAssistVisitor.AbstractFromClauseStatementHelper<T>
protected abstract class AbstractContentAssistVisitor.AbstractFromClauseStatementHelper<T extends AbstractSelectStatement>
Constructor Summary | |
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protected |
AbstractContentAssistVisitor.AbstractFromClauseStatementHelper()
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Method Summary | |
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void |
addClauseProposals()
Adds the JPQL identifier of the clause being scanned by this helper. |
void |
addInternalClauseProposals(T expression)
Adds the JPQL identifier of the internal clause being scanned by this helper. |
Expression |
getClause(T expression)
Returns the clause being scanned by this helper. |
boolean |
hasClause(T expression)
Determines whether the clause exists in the parsed tree. |
boolean |
hasSpaceAfterClause(T expression)
Determines whether there is a space (owned by the SELECT statement) after the clause being scanned by this helper. |
boolean |
isClauseComplete(T 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. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Methods inherited from interface org.eclipse.persistence.jpa.jpql.AbstractContentAssistVisitor.StatementHelper |
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getNextHelper |
Constructor Detail |
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protected AbstractContentAssistVisitor.AbstractFromClauseStatementHelper()
Method Detail |
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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<T extends AbstractSelectStatement>
public void addInternalClauseProposals(T 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<T extends AbstractSelectStatement>
expression
- The AbstractSelectStatement
being visitedpublic Expression getClause(T expression)
#hasClause(AbstractSelectStatement)
is called before this one.
getClause
in interface AbstractContentAssistVisitor.StatementHelper<T extends AbstractSelectStatement>
expression
- The AbstractSelectStatement
being visited
public boolean hasClause(T expression)
hasClause
in interface AbstractContentAssistVisitor.StatementHelper<T extends AbstractSelectStatement>
expression
- The AbstractSelectStatement
being visited
true
if the clause has been parsed; false
otherwisepublic boolean hasSpaceAfterClause(T expression)
hasSpaceAfterClause
in interface AbstractContentAssistVisitor.StatementHelper<T extends AbstractSelectStatement>
expression
- The AbstractSelectStatement
being visited
true
if a space follows the clause; false
otherwisepublic boolean isClauseComplete(T expression)
isClauseComplete
in interface AbstractContentAssistVisitor.StatementHelper<T extends AbstractSelectStatement>
expression
- The AbstractSelectStatement
being visited
true
if the clause is complete; false
otherwisepublic boolean isRequired()
isRequired
in interface AbstractContentAssistVisitor.StatementHelper<T extends AbstractSelectStatement>
true
if the clause has to be defined; false
if the clause
is optional
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