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 * Configuration symbols, for use with contributions to {@link org.apache.tapestry5.ioc.services.ApplicationDefaults}.
019 *
020 * @since 5.3
021 */
022public class JpaSymbols
023{
024    public static final String PROVIDE_ENTITY_VALUE_ENCODERS = "tapestry.jpa.provide-entity-value-encoders";
025
026    /**
027     * If "true", then JPA will be started up at application launch, rather than lazily.
028     * 
029     * @since 5.3
030     */
031    public static final String EARLY_START_UP = "tapestry.jpa.early-startup";
032
033    /**
034     * If true, then "entity" persistence strategy is used to store JPA entities as
035     * {@code Session State Objects}.
036     * 
037     * @since 5.3
038     */
039    public static final String ENTITY_SESSION_STATE_PERSISTENCE_STRATEGY_ENABLED = "tapestry.jpa.entity-session-state-persistence-strategy-enabled";
040    
041    /**
042     * The location of the persistence configuration file, located on the classpath. This
043     * will normally be <code>/META-INF/persistence.xml</code>.
044     * 
045     * @since 5.3
046     */
047    public static final String PERSISTENCE_DESCRIPTOR = "tapestry.jpa.persistence-descriptor";
048}