| /* |
| * 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; |
| |
| import org.eclipse.persistence.jpa.jpql.WordParser; |
| |
| /** |
| * This expression represents a logical expression, which means the first and second expressions are |
| * aggregated with either <b>AND</b> or <b>OR</b>. |
| * |
| * @version 2.5 |
| * @since 2.3 |
| * @author Pascal Filion |
| */ |
| public abstract class LogicalExpression extends CompoundExpression { |
| |
| /** |
| * Creates a new <code>LogicalExpression</code>. |
| * |
| * @param parent The parent of this expression |
| * @param identifier The identifier of this expression |
| */ |
| protected LogicalExpression(AbstractExpression parent, String identifier) { |
| super(parent, identifier); |
| } |
| |
| @Override |
| public final JPQLQueryBNF getQueryBNF() { |
| return getQueryBNF(ConditionalExpressionBNF.ID); |
| } |
| |
| @Override |
| protected boolean isParsingComplete(WordParser wordParser, String word, Expression expression) { |
| return wordParser.character() == RIGHT_PARENTHESIS || |
| word.equalsIgnoreCase(OR) || |
| super.isParsingComplete(wordParser, word, expression); |
| } |
| |
| @Override |
| protected String parseIdentifier(WordParser wordParser) { |
| return getText(); |
| } |
| } |