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/*-
 * ============LICENSE_START=======================================================
 * ONAP Policy Engine
 * ================================================================================
 * Copyright (C) 2017, 2019 AT&T Intellectual Property. All rights reserved.
 * ================================================================================
 * 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.
 * ============LICENSE_END=========================================================
 */

package org.onap.policy.conf;

/*
 * 
 * 
 * */
import java.util.Properties;

import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.cfg.Configuration;
import org.onap.policy.common.logging.flexlogger.FlexLogger;
import org.onap.policy.common.logging.flexlogger.Logger;
import org.onap.policy.controller.PolicyController;
import org.onap.policy.rest.jpa.SystemLogDB;

@SuppressWarnings("deprecation")
public class HibernateSession {

    private static final Logger LOGGER = FlexLogger.getLogger(HibernateSession.class);

    private static SessionFactory logSessionFactory;

    static {
        try {
            Properties prop = new Properties();
            prop.setProperty("hibernate.connection.url", PolicyController.getLogdbUrl());
            prop.setProperty("hibernate.connection.username", PolicyController.getLogdbUserName());
            prop.setProperty("hibernate.connection.password", PolicyController.getLogdbPassword());
            prop.setProperty("dialect", PolicyController.getLogdbDialect());
            prop.setProperty("hibernate.connection.driver_class", PolicyController.getLogdbDriver());
            prop.setProperty("show_sql", "false");
            logSessionFactory = new Configuration().addPackage("org.onap.policy.*").addProperties(prop)
                    .addAnnotatedClass(SystemLogDB.class).buildSessionFactory();
        } catch (Exception ex) {
            LOGGER.error("Exception Occured while creating Log database Hibernate session" + ex);
        }
    }

    private HibernateSession() {
        /**
         * empty implementation
         */
    }

    public static Session getSession() {
        return logSessionFactory.openSession();
    }

    public static void setSession(SessionFactory logSessionFactory1) {
        logSessionFactory = logSessionFactory1;
    }

}