Examples with EmptyCollectionComparisonExpression org.eclipse.persistence.jpa.jpql.parser.EmptyCollectionComparisonExpression used on opensource projects

Example 1 with EmptyCollectionComparisonExpression

use of org.eclipse.persistence.jpa.jpql.parser.EmptyCollectionComparisonExpression in project eclipselink by eclipse-ee4j.

the class AbstractGrammarValidator method visit.

@Override
public void visit(EmptyCollectionComparisonExpression expression) {
    // Missing collection valued path expression
    if (!expression.hasExpression()) {
        int startPosition = position(expression);
        addProblem(expression, startPosition, EmptyCollectionComparisonExpression_MissingExpression);
    } else {
        Expression pathExpression = expression.getExpression();
        // The expression is not a path expression
        if (!isValid(pathExpression, CollectionValuedPathExpressionBNF.ID)) {
            int startPosition = position(expression);
            int endPosition = startPosition + length(pathExpression);
            addProblem(expression, startPosition, endPosition, CollectionValuedPathExpression_NotCollectionType, expression.toParsedText());
        } else {
            super.visit(expression);
        }
    }
}

Example 2 with EmptyCollectionComparisonExpression

use of org.eclipse.persistence.jpa.jpql.parser.EmptyCollectionComparisonExpression in project eclipselink by eclipse-ee4j.

the class AbstractActualJPQLQueryFormatter method visit.

@Override
public void visit(EmptyCollectionComparisonExpressionStateObject stateObject) {
    if (stateObject.isDecorated()) {
        toText(stateObject);
    } else {
        EmptyCollectionComparisonExpression expression = stateObject.getExpression();
        stateObject.getStateObject().accept(this);
        writer.append(SPACE);
        // 'IS'
        appendIdentifier((expression != null) ? expression.getActualIsIdentifier() : IS, IS);
        writer.append(SPACE);
        // 'NOT'
        if (stateObject.hasNot()) {
            appendIdentifier((expression != null) ? expression.getActualNotIdentifier() : NOT, NOT);
            writer.append(SPACE);
        }
        // 'EMPTY'
        appendIdentifier((expression != null) ? expression.getActualEmptyIdentifier() : EMPTY, EMPTY);
    }
}