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/*
* Jitsi, the OpenSource Java VoIP and Instant Messaging client.
*
* Copyright @ 2015 Atlassian Pty Ltd
*
* 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.
*/
package net.java.sip.communicator.impl.protocol.jabber;
import net.java.sip.communicator.service.certificate.*;
import net.java.sip.communicator.service.protocol.*;
import org.jivesoftware.smack.*;
import javax.net.ssl.*;
import java.security.*;
/**
* Is responsible to configure the login mechanism for smack
* and later login to the XMPP server.
*
* @author Stefan Sieber
*/
public interface JabberLoginStrategy
{
/**
* Prepare the login by e.g. asking the user for his password.
*
* @param authority SecurityAuthority to obtain the password
* @param reasonCode reason why we're preparing for login
* @return UserCredentials in case they need to be cached for this session
* (i.e. password is not persistent)
*
* @see SecurityAuthority
*/
public UserCredentials prepareLogin(SecurityAuthority authority,
int reasonCode);
/**
* Determines whether the login preparation was successful and the strategy
* is ready to start connecting.
*
* @return true if prepareLogin was successful.
*/
public boolean loginPreparationSuccessful();
/**
* Performs the login for the specified connection.
*
* @param connection Connection to login
* @param userName userName to be used for the login.
* @param resource the XMPP resource
* @return true to continue connecting, false to abort
*/
public boolean login(Connection connection, String userName,
String resource)
throws XMPPException;
/**
* Is TLS required for this login strategy / account?
* @return true if TLS is required
*/
public boolean isTlsRequired();
/**
* Creates an SSLContext to use for the login strategy.
* @param certificateService certificate service to retrieve the
* ssl context
* @param trustManager Trust manager to use for the context
*
* @return the SSLContext
*/
public SSLContext createSslContext(CertificateService certificateService,
X509TrustManager trustManager)
throws GeneralSecurityException;
}
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