| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.apache.sshd.server.auth; |
| |
| import org.apache.sshd.common.util.ValidateUtils; |
| import org.apache.sshd.common.util.buffer.Buffer; |
| import org.apache.sshd.common.util.logging.AbstractLoggingBean; |
| import org.apache.sshd.server.session.ServerSession; |
| |
| /** |
| * @author <a href="mailto:dev@mina.apache.org">Apache MINA SSHD Project</a> |
| */ |
| public abstract class AbstractUserAuth extends AbstractLoggingBean implements UserAuth { |
| private final String name; |
| private ServerSession session; |
| private String service; |
| private String username; |
| |
| protected AbstractUserAuth(String name) { |
| this.name = ValidateUtils.checkNotNullAndNotEmpty(name, "No name"); |
| } |
| |
| @Override |
| public final String getName() { |
| return name; |
| } |
| |
| @Override |
| public String getUsername() { |
| return username; |
| } |
| |
| public String getService() { |
| return service; |
| } |
| |
| @Override |
| public ServerSession getServerSession() { |
| return session; |
| } |
| |
| @Override |
| public ServerSession getSession() { |
| return getServerSession(); |
| } |
| |
| @Override |
| public Boolean auth(ServerSession session, String username, String service, Buffer buffer) throws Exception { |
| this.session = ValidateUtils.checkNotNull(session, "No server session"); |
| this.username = username; |
| this.service = service; |
| return doAuth(buffer, true); |
| } |
| |
| @Override |
| public Boolean next(Buffer buffer) throws Exception { |
| return doAuth(buffer, false); |
| } |
| |
| @Override |
| public void destroy() { |
| // ignored |
| } |
| |
| protected abstract Boolean doAuth(Buffer buffer, boolean init) throws Exception; |
| |
| @Override |
| public String toString() { |
| return getName() + ": " + getSession() + "[" + getService() + "]"; |
| } |
| } |