com.glaf.core.entity.hibernate.HibernateBeanFactory.java Source code

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Here is the source code for com.glaf.core.entity.hibernate.HibernateBeanFactory.java

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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 com.glaf.core.entity.hibernate;

import org.apache.commons.lang3.StringUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hibernate.SessionFactory;
import org.springframework.context.support.ClassPathXmlApplicationContext;

import com.glaf.core.config.CustomProperties;
import com.glaf.core.config.SystemProperties;

public class HibernateBeanFactory {
    private static ClassPathXmlApplicationContext ctx;

    private final static String DEFAULT_CONFIG = "com/glaf/core/entity/hibernate/hibernate-context.xml";

    protected static final Log logger = LogFactory.getLog(HibernateBeanFactory.class);

    public static Object getBean(Object key) {
        if (ctx == null) {
            ctx = reload();
        }
        return ctx.getBean((String) key);
    }

    public static SessionFactory getSessionFactory() {
        SessionFactory sessionFactory = (SessionFactory) getBean("sessionFactory");
        return sessionFactory;
    }

    public static ClassPathXmlApplicationContext reload() {
        if (ctx != null) {
            ctx.close();
            ctx = null;
        }
        String configLocation = CustomProperties.getString("hibernate.context");
        if (StringUtils.isEmpty(configLocation)) {
            configLocation = SystemProperties.getString("hibernate.context");
        }
        if (StringUtils.isEmpty(configLocation)) {
            configLocation = DEFAULT_CONFIG;
        }
        ctx = new ClassPathXmlApplicationContext(configLocation);
        logger.debug("start spring ioc from: " + configLocation);
        return ctx;
    }

}