/*
 * Copyright (c) 2007, 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
 */

/*
 * $Id$
 */
package com.sun.ts.lib.porting;

import com.sun.ts.lib.util.TestUtil;

/**
 * TSLoginContext provides the implementation specific code for allowing a program to login as a specific user. This
 * class is implemented as a wrapper class around Sun's login implementation code.
 */
public class TSLoginContext implements TSLoginContextInterface {
    private TSLoginContextInterface ctsLogin = null;

    private String sClass = "porting.ts.login.class.1";

    /**
     * Provides the LoginContext needed to perform a login.
     */
    public TSLoginContext() throws Exception {
        // move initialization to login method, to make sure that TestUtil's
        // properties are already initialized
    }

    /**
     * Provides the LoginContext needed to perform a login.
     */
    public TSLoginContext(String sClassName) throws Exception {
        sClass = sClassName;
    }

    /**
     * Performs the login functionality.
     *
     * @param usr the username to login
     * @param pwd the password of user
     */
    @Override
    public void login(String usr, String pwd) throws Exception {
        if (ctsLogin == null) {
            init();
        }
        ctsLogin.login(usr, pwd);
    }

    /**
     * This login method is used for certificate based login
     *
     * Note: This method also uses keystore and keystore password from the TS configuration file
     *
     * @param useralias - alias is used to pick up the certificate from keystore
     */

    @Override
    public void login(String useralias) throws Exception {
        if (ctsLogin == null) {
            init();
        }
        ctsLogin.login(useralias);
    }

    /**
     * This login method is used for certificate based login
     *
     * @param useralias - alias used to pickup the certificate from keystore
     * @param keystore - keystore file
     * @param keyPass - keystore password
     */

    @Override
    public void login(String useralias, String keystore, String keyPass) throws Exception {
        if (ctsLogin == null) {
            init();
        }
        ctsLogin.login(useralias, keystore, keyPass);
    }

    /**
     * Performs logout.
     */
    @Override
    public Boolean logout() {
        if (ctsLogin == null) {
            init();
        }
        return ctsLogin.logout();
    }

    private void init() {
        try {
            // create and initialize a new instance of the Login class
            Class c = Class.forName(TestUtil.getProperty(sClass));
            ctsLogin = (TSLoginContextInterface) c.newInstance();
        } catch (Exception e) {
            e.printStackTrace();
            // throw e;
        }
    }
}
