| /* |
| * Copyright (c) 2006, 2021 Oracle and/or its affiliates. All rights reserved. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0, |
| * or the Eclipse Distribution License v. 1.0 which is available at |
| * http://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause |
| */ |
| |
| // Contributors: |
| // Oracle - initial API and implementation |
| // |
| package org.eclipse.persistence.jpa.jpql.parser; |
| |
| /** |
| * A <code>collection_valued_field</code> is designated by the name of an association field in a |
| * one-to-many or a many-to-many relationship or by the name of an element collection field. The |
| * type of a <code>collection_valued_field</code> is a collection of values of the abstract schema |
| * type of the related entity or element type. |
| * |
| * <div><b>BNF:</b> <code>collection_valued_path_expression ::= general_identification_variable.{single_valued_object_field.}*collection_valued_field</code><p></p></div> |
| * |
| * @version 2.4 |
| * @since 2.3 |
| * @author Pascal Filion |
| */ |
| public final class CollectionValuedPathExpression extends AbstractPathExpression { |
| |
| /** |
| * Creates a new <code>CollectionValuedPathExpression</code>. |
| * |
| * @param parent The parent of this expression |
| * @param expression The identification variable that was already parsed, which means the |
| * beginning of the parsing should start with a dot |
| */ |
| public CollectionValuedPathExpression(AbstractExpression parent, AbstractExpression expression) { |
| super(parent, expression); |
| } |
| |
| /** |
| * Creates a new <code>CollectionValuedPathExpression</code>. |
| * |
| * @param parent The parent of this expression |
| * @param expression The identification variable that was already parsed, which means the |
| * beginning of the parsing should start with a dot |
| * @param paths The path expression that is following the identification variable |
| */ |
| public CollectionValuedPathExpression(AbstractExpression parent, |
| AbstractExpression expression, |
| String paths) { |
| |
| super(parent, expression, paths); |
| } |
| |
| /** |
| * Creates a new <code>CollectionValuedPathExpression</code>. |
| * |
| * @param parent The parent of this expression |
| * @param paths The path expression |
| */ |
| public CollectionValuedPathExpression(AbstractExpression parent, String paths) { |
| super(parent, paths); |
| } |
| |
| @Override |
| public void accept(ExpressionVisitor visitor) { |
| visitor.visit(this); |
| } |
| |
| @Override |
| public JPQLQueryBNF getQueryBNF() { |
| return getQueryBNF(CollectionValuedPathExpressionBNF.ID); |
| } |
| } |