diff options
Diffstat (limited to 'jpa/plugins/org.eclipse.jpt.jpa.core/src/org/eclipse/jpt/jpa/core/internal/jpa2/Generic2_0JpaJpqlQueryHelper.java')
-rw-r--r-- | jpa/plugins/org.eclipse.jpt.jpa.core/src/org/eclipse/jpt/jpa/core/internal/jpa2/Generic2_0JpaJpqlQueryHelper.java | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/jpa/plugins/org.eclipse.jpt.jpa.core/src/org/eclipse/jpt/jpa/core/internal/jpa2/Generic2_0JpaJpqlQueryHelper.java b/jpa/plugins/org.eclipse.jpt.jpa.core/src/org/eclipse/jpt/jpa/core/internal/jpa2/Generic2_0JpaJpqlQueryHelper.java new file mode 100644 index 0000000000..44f944978c --- /dev/null +++ b/jpa/plugins/org.eclipse.jpt.jpa.core/src/org/eclipse/jpt/jpa/core/internal/jpa2/Generic2_0JpaJpqlQueryHelper.java @@ -0,0 +1,51 @@ +/******************************************************************************* + * Copyright (c) 2011 Oracle. 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.jpt.jpa.core.internal.jpa2; + +import org.eclipse.jpt.jpa.core.jpql.JpaJpqlQueryHelper; + +import org.eclipse.jpt.jpa.core.internal.AbstractJpaJpqlQueryHelper; +import org.eclipse.persistence.jpa.jpql.parser.JPQLGrammar2_0; + +/** + * The default implementation of {@link JpaJpqlQueryHelper} that provides support based on the Java + * Persistence functional specification version 2.0. + * + * @version 3.1 + * @since 3.1 + * @author Pascal Filion + */ +public class Generic2_0JpaJpqlQueryHelper extends AbstractJpaJpqlQueryHelper { + + /** + * The singleton instance of this helper. + */ + private static final JpaJpqlQueryHelper INSTANCE = new Generic2_0JpaJpqlQueryHelper(); + + /** + * Creates a new <code>Generic2_0JpaJpqlQueryHelper</code>. + */ + private Generic2_0JpaJpqlQueryHelper() { + super(JPQLGrammar2_0.instance()); + } + + /** + * Returns the singleton instance of this helper. + * + * @return The singleton instance of this helper + */ + public static JpaJpqlQueryHelper instance() { + return INSTANCE; + } +}
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