/*
 * Copyright (c) 2002, 2018 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0, which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the
 * Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
 * version 2 with the GNU Classpath Exception, which is available at
 * https://www.gnu.org/software/classpath/license.html.
 *
 * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
 */

package beans;

import javax.rmi.PortableRemoteObject;
import jakarta.ejb.SessionBean;
import jakarta.ejb.SessionContext;
import jakarta.ejb.EJBException;
import jakarta.ejb.CreateException;
import java.util.Properties;
import java.util.Vector;
import java.sql.*;
import java.rmi.RemoteException;

import jakarta.transaction.UserTransaction;
import javax.naming.*;
import javax.sql.*;
//import com.sun.jdbcra.spi.JdbcSetupAdmin;

public class VersionCheckerEJB implements SessionBean {
    private InitialContext initContext = null;
    private SessionContext sessionContext = null;


    public VersionCheckerEJB() {
        debug("Constructor");
    }

    public void ejbCreate()
            throws CreateException {
        debug("ejbCreate()");
    }

    public boolean lookupResource() {
        boolean foundResource = false;
        try {
            InitialContext ic = new InitialContext();
            foundResource = ic.lookup("jdbc/ejb-subclassing") != null;
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            debug("lookupResource() : " + foundResource);
        }
        return foundResource;
    }

    public int getVersion() {
        debug("Checking the version!!!!!!!!!!!!!!!!!!!!!!!!!!!!");
        try {
            initContext = new javax.naming.InitialContext();
        } catch (Exception e) {
            System.out.println("Exception occured when creating InitialContext: " + e.toString());
            e.printStackTrace();
            return -1;
        }

        try {
            com.sun.jdbcra.spi.JdbcSetupAdmin ja = (com.sun.jdbcra.spi.JdbcSetupAdmin) initContext.lookup("eis/testAdmin");
            int versionno = ja.getVersion();
            debug("Version number is " + versionno);
            return versionno;
        } catch (Exception e) {
            e.printStackTrace();
            throw new RuntimeException(e.getMessage());
        }

        // return -1;
    }


    public void setSessionContext(SessionContext context) {
        debug(" bean removed");
        sessionContext = context;
    }

    public void ejbRemove() {
        debug(" bean removed");
    }

    public void ejbActivate() {
        debug(" bean activated");
    }

    public void ejbPassivate() {
        debug(" bean passivated");
    }


    private void debug(String msg) {
        System.out.println("[VersionCheckerEJB]:: -> " + msg);
    }
}