| /* |
| * Copyright (c) 2011, 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.tools.model; |
| |
| import org.eclipse.persistence.jpa.jpql.parser.JPQLGrammar; |
| import org.eclipse.persistence.jpa.jpql.tools.model.query.AbstractConditionalClauseStateObject; |
| import org.eclipse.persistence.jpa.jpql.tools.model.query.SelectClauseStateObject; |
| import org.eclipse.persistence.jpa.jpql.tools.model.query.SimpleSelectClauseStateObject; |
| import org.eclipse.persistence.jpa.jpql.tools.model.query.UpdateItemStateObject; |
| |
| /** |
| * An implementation of {@link IJPQLQueryBuilder} that provides support based on the release |
| * of the Java Persistence functional specification defined in <a href="http://jcp.org/en/jsr/detail?id=317"> |
| * JSR-337 - Java Persistence 2.0</a>. EclipseLink 2.1 provides additional support for 2 additional |
| * JPQL identifiers: <code><b>FUNC</b></code> and <code><b>TREAT</b></code>. |
| * |
| * @version 2.4 |
| * @since 2.4 |
| * @author Pascal Filion |
| */ |
| @SuppressWarnings("nls") |
| public final class EclipseLinkJPQLQueryBuilder extends AbstractJPQLQueryBuilder { |
| |
| /** |
| * The {@link JPQLGrammar} that will be used to parse JPQL queries, which has EclipseLink support. |
| */ |
| private final JPQLGrammar jpqlGrammar; |
| |
| /** |
| * Creates a new <code>EclipseLinkJPQLQueryBuilder</code>. |
| * |
| * @param jpqlGrammar The {@link JPQLGrammar} that will be used to parse JPQL queries, which has |
| * EclipseLink support |
| */ |
| public EclipseLinkJPQLQueryBuilder(JPQLGrammar jpqlGrammar) { |
| super(); |
| this.jpqlGrammar = jpqlGrammar; |
| } |
| |
| @Override |
| protected EclipseLinkStateObjectBuilder buildStateObjectBuilder() { |
| return new EclipseLinkStateObjectBuilder(); |
| } |
| |
| @Override |
| public IConditionalExpressionStateObjectBuilder buildStateObjectBuilder(AbstractConditionalClauseStateObject stateObject) { |
| return new EclipseLinkConditionalStateObjectBuilder(stateObject); |
| } |
| |
| @Override |
| public EclipseLinkSelectExpressionStateObjectBuilder buildStateObjectBuilder(SelectClauseStateObject stateObject) { |
| return new EclipseLinkSelectExpressionStateObjectBuilder(stateObject); |
| } |
| |
| @Override |
| public EclipseLinkSimpleSelectExpressionStateObjectBuilder buildStateObjectBuilder(SimpleSelectClauseStateObject stateObject) { |
| return new EclipseLinkSimpleSelectExpressionStateObjectBuilder(stateObject); |
| } |
| |
| @Override |
| public INewValueStateObjectBuilder buildStateObjectBuilder(UpdateItemStateObject stateObject) { |
| return new DefaultNewValueStateObjectBuilder(stateObject); |
| } |
| |
| @Override |
| public JPQLGrammar getGrammar() { |
| return jpqlGrammar; |
| } |
| |
| @Override |
| public String toString() { |
| return "EclipseLinkJPQLQueryBuilder using " + jpqlGrammar.toString(); |
| } |
| } |