appserver/tests/appserv-tests/devtests/deployment/ejb/statelesshello/statelesshello/StatelesshelloEJB.java

/*
 * 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 statelesshello;

import java.io.Serializable;
import java.io.InputStream;
import java.rmi.RemoteException;
import jakarta.ejb.SessionBean;
import jakarta.ejb.SessionContext;
import jakarta.ejb.EJBException;
import javax.naming.*;

public class StatelesshelloEJB implements SessionBean {
    private SessionContext sc;

    public StatelesshelloEJB(){}

    public void ejbCreate() throws RemoteException {
        System.out.println("In ejbCreate !!");
    }

    public boolean isStatelesshello() throws EJBException {
        return true;
    }

    public String sayStatelesshello() throws EJBException {


        try {
            System.err.println("URL: "+getClass().getResource("/statelesshello/"));
            System.err.println("URL: "+getClass().getResource("/statelesshello/StatelesshelloEJB.class"));
            InputStream is = getClass().getResourceAsStream("/statelesshello/StatelesshelloEJB.class");
            System.err.println("Stream: " + is);
            is.close();
        } catch (Exception ex) {
            ex.printStackTrace();
        }



        Double d = null;
        String name = null;
        StringBuffer buffer = new StringBuffer("Statelesshello EJB - checked environment properties for user ");
        System.out.println("StatelesshelloEJB is saying hello to user\n");
        System.out.println("Now going forward with reading the environment properties\n");

        try {
            InitialContext ic = new InitialContext();
            name = (String) ic.lookup("java:comp/env/user");
            buffer.append(name);
            buffer.append("\nand for number which is = ");
            d = (Double) ic.lookup("java:comp/env/number");
            buffer.append(d);
            buffer.append("\n");
        } catch(NamingException e) {
            e.printStackTrace();
            throw new EJBException(e.getMessage());
        }
        if(d == null) {
            throw new EJBException("Wrong value for environment property");
        }
        System.out.println(buffer);
        return new String(buffer);
    }

    public String getUserDefinedException() throws RemoteException, StatelesshelloException {

        System.out.println("Throwing a User Defined Exception");
        throw new StatelesshelloException("test exception");

    }


    public void setSessionContext(SessionContext sc) {

        this.sc = sc;
    }

    public void ejbRemove() throws RemoteException {}

    public void ejbActivate() {}

    public void ejbPassivate() {}
}