001// Copyright 2011 The Apache Software Foundation
002//
003// Licensed under the Apache License, Version 2.0 (the "License");
004// you may not use this file except in compliance with the License.
005// You may obtain a copy of the License at
006//
007// http://www.apache.org/licenses/LICENSE-2.0
008//
009// Unless required by applicable law or agreed to in writing, software
010// distributed under the License is distributed on an "AS IS" BASIS,
011// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012// See the License for the specific language governing permissions and
013// limitations under the License.
014
015package org.apache.tapestry5.jpa;
016
017/**
018 * Used to configure a {@linkplain javax.persistence.spi.PersistenceUnitInfo}, which is used to
019 * create an {@linkplain javax.persistence.EntityManagerFactory}.
020 * 
021 * @since 5.3
022 */
023public interface PersistenceUnitConfigurer
024{
025    /**
026     * Configures a persistence unit.
027     * 
028     * @param unitInfo
029     *            represents a persistence unit to configure
030     */
031    void configure(TapestryPersistenceUnitInfo unitInfo);
032}