/******************************************************************************* * Copyright (c) 2011, 2015 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 v1.0 and Eclipse Distribution License v. 1.0 * which accompanies this distribution. * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html * and the Eclipse Distribution License is available at * http://www.eclipse.org/org/documents/edl-v10.php. * * 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; } /** * {@inheritDoc} */ @Override protected EclipseLinkStateObjectBuilder buildStateObjectBuilder() { return new EclipseLinkStateObjectBuilder(); } /** * {@inheritDoc} */ public IConditionalExpressionStateObjectBuilder buildStateObjectBuilder(AbstractConditionalClauseStateObject stateObject) { return new EclipseLinkConditionalStateObjectBuilder(stateObject); } /** * {@inheritDoc} */ public EclipseLinkSelectExpressionStateObjectBuilder buildStateObjectBuilder(SelectClauseStateObject stateObject) { return new EclipseLinkSelectExpressionStateObjectBuilder(stateObject); } /** * {@inheritDoc} */ public EclipseLinkSimpleSelectExpressionStateObjectBuilder buildStateObjectBuilder(SimpleSelectClauseStateObject stateObject) { return new EclipseLinkSimpleSelectExpressionStateObjectBuilder(stateObject); } /** * {@inheritDoc} */ public INewValueStateObjectBuilder buildStateObjectBuilder(UpdateItemStateObject stateObject) { return new DefaultNewValueStateObjectBuilder(stateObject); } /** * {@inheritDoc} */ public JPQLGrammar getGrammar() { return jpqlGrammar; } /** * {@inheritDoc} */ @Override public String toString() { return "EclipseLinkJPQLQueryBuilder using " + jpqlGrammar.toString(); } }