/*
* Copyright 2004-2015 the Seasar Foundation and the Others.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
* either express or implied. See the License for the specific language
* governing permissions and limitations under the License.
*/
package org.seasar.framework.jpa.impl;
import java.util.Map;
import javax.naming.NamingException;
import javax.persistence.EntityManagerFactory;
import org.seasar.extension.j2ee.JndiResourceLocator;
import org.seasar.framework.exception.NamingRuntimeException;
import org.seasar.framework.util.tiger.CollectionsUtil;
/**
* JNDIイニシャルコンテキストから{@link EntityManagerFactory}を取得する永続ユニットプロバイダです。
*
* @author taedium
*/
public class JndiPersistenceUnitProvider extends
AbstractPersistenceUnitProvider {
/** 永続ユニット名とJNDI名のマップ */
protected Map<String, String> jndiNames = CollectionsUtil.newHashMap();
/**
* 永続ユニット名に対応するJNDI名を登録します。
*
* @param unitName
* 永続ユニット名
* @param jndiName
* JNDI名
*/
public void addJndiName(final String unitName, final String jndiName) {
jndiNames.put(unitName, jndiName);
}
public EntityManagerFactory createEntityManagerFactory(
final String abstractUnitName, final String concreteUnitName) {
final String name = jndiNames.get(concreteUnitName);
try {
return EntityManagerFactory.class.cast(JndiResourceLocator
.lookup(name));
} catch (final NamingException e) {
throw new NamingRuntimeException(e);
}
}
}