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Initial version. SMACK-24
git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/trunk@2727 b35dd754-fafc-0310-a699-88a17e54d16e
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101
source/org/jivesoftware/smack/NonSASLAuthentication.java
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101
source/org/jivesoftware/smack/NonSASLAuthentication.java
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/**
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* $RCSfile$
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* $Revision: $
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* $Date: $
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*
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* Copyright 2003-2004 Jive Software.
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*
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* All rights reserved. Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jivesoftware.smack;
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import org.jivesoftware.smack.filter.PacketIDFilter;
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import org.jivesoftware.smack.packet.Authentication;
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import org.jivesoftware.smack.packet.IQ;
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/**
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* Implementation of JEP-0078: Non-SASL Authentication. Follow the following
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* <a href=http://www.jabber.org/jeps/jep-0078.html>link</a> to obtain more
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* information about the JEP.
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*
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* @author Gaston Dombiak
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*/
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class NonSASLAuthentication implements UserAuthentication {
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private XMPPConnection connection;
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public NonSASLAuthentication(XMPPConnection connection) {
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super();
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this.connection = connection;
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}
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public String authenticate(String username, String password, String resource) throws
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XMPPException {
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// If we send an authentication packet in "get" mode with just the username,
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// the server will return the list of authentication protocols it supports.
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Authentication discoveryAuth = new Authentication();
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discoveryAuth.setType(IQ.Type.GET);
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discoveryAuth.setUsername(username);
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PacketCollector collector =
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connection.createPacketCollector(new PacketIDFilter(discoveryAuth.getPacketID()));
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// Send the packet
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connection.sendPacket(discoveryAuth);
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// Wait up to a certain number of seconds for a response from the server.
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IQ response = (IQ) collector.nextResult(SmackConfiguration.getPacketReplyTimeout());
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if (response == null) {
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throw new XMPPException("No response from the server.");
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}
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// If the server replied with an error, throw an exception.
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else if (response.getType() == IQ.Type.ERROR) {
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throw new XMPPException(response.getError());
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}
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// Otherwise, no error so continue processing.
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Authentication authTypes = (Authentication) response;
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collector.cancel();
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// Now, create the authentication packet we'll send to the server.
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Authentication auth = new Authentication();
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auth.setUsername(username);
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// Figure out if we should use digest or plain text authentication.
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if (authTypes.getDigest() != null) {
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auth.setDigest(connection.getConnectionID(), password);
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}
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else if (authTypes.getPassword() != null) {
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auth.setPassword(password);
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}
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else {
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throw new XMPPException("Server does not support compatible authentication mechanism.");
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}
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auth.setResource(resource);
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collector = connection.createPacketCollector(new PacketIDFilter(auth.getPacketID()));
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// Send the packet.
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connection.sendPacket(auth);
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// Wait up to a certain number of seconds for a response from the server.
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response = (IQ) collector.nextResult(SmackConfiguration.getPacketReplyTimeout());
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if (response == null) {
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throw new XMPPException("Authentication failed.");
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}
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else if (response.getType() == IQ.Type.ERROR) {
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throw new XMPPException(response.getError());
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}
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// We're done with the collector, so explicitly cancel it.
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collector.cancel();
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return response.getTo();
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}
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}
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34
source/org/jivesoftware/smack/UserAuthentication.java
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34
source/org/jivesoftware/smack/UserAuthentication.java
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/**
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* $RCSfile$
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* $Revision: $
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* $Date: $
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*
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* Copyright 2003-2004 Jive Software.
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*
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* All rights reserved. Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jivesoftware.smack;
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/**
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* There are two ways to authenticate a user with a server. Using SASL or Non-SASL
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* authentication. This interface makes {@link SASLAuthentication} and
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* {@link NonSASLAuthentication} polyphormic.
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*
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* @author Gaston Dombiak
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*/
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interface UserAuthentication {
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String authenticate(String username, String password, String resource) throws
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XMPPException;
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}
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