| /** |
| * 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.kerby.kerberos.kerb.client.impl.event; |
| |
| import org.apache.kerby.event.AbstractEventHandler; |
| import org.apache.kerby.event.Event; |
| import org.apache.kerby.event.EventType; |
| import org.apache.kerby.kerberos.kerb.client.KrbContext; |
| import org.apache.kerby.kerberos.kerb.client.KrbHandler; |
| import org.apache.kerby.kerberos.kerb.client.request.AsRequest; |
| import org.apache.kerby.kerberos.kerb.client.request.KdcRequest; |
| import org.apache.kerby.kerberos.kerb.client.request.TgsRequest; |
| import org.apache.kerby.transport.Transport; |
| import org.apache.kerby.transport.event.MessageEvent; |
| import org.apache.kerby.transport.event.TransportEventType; |
| |
| import java.io.IOException; |
| import java.nio.ByteBuffer; |
| |
| public class EventKrbHandler extends AbstractEventHandler { |
| |
| private KrbHandler innerHandler; |
| |
| |
| public void init(KrbContext context) { |
| this.innerHandler = new KrbHandler() { |
| @Override |
| protected void sendMessage(KdcRequest kdcRequest, |
| ByteBuffer requestMessage) throws IOException { |
| Transport transport = (Transport) kdcRequest.getSessionData(); |
| transport.sendMessage(requestMessage); |
| } |
| }; |
| innerHandler.init(context); |
| } |
| |
| @Override |
| public EventType[] getInterestedEvents() { |
| return new EventType[] { |
| TransportEventType.INBOUND_MESSAGE, |
| KrbClientEventType.TGT_INTENT, |
| KrbClientEventType.TKT_INTENT |
| }; |
| } |
| |
| @Override |
| protected void doHandle(Event event) throws Exception { |
| EventType eventType = event.getEventType(); |
| |
| if (eventType == KrbClientEventType.TGT_INTENT || |
| eventType == KrbClientEventType.TKT_INTENT) { |
| KdcRequest kdcRequest = (KdcRequest) event.getEventData(); |
| innerHandler.handleRequest(kdcRequest); |
| } else if (event.getEventType() == TransportEventType.INBOUND_MESSAGE) { |
| handleMessage((MessageEvent) event); |
| } |
| } |
| |
| protected void handleMessage(MessageEvent event) throws Exception { |
| ByteBuffer receivedMessage = event.getMessage(); |
| |
| KdcRequest kdcRequest = (KdcRequest) event.getTransport().getAttachment(); |
| innerHandler.onResponseMessage(kdcRequest, receivedMessage); |
| if (AsRequest.class.isAssignableFrom(kdcRequest.getClass())) { |
| dispatch(KrbClientEvent.createTgtResultEvent((AsRequest) kdcRequest)); |
| } else if (TgsRequest.class.isAssignableFrom(kdcRequest.getClass())) { |
| dispatch(KrbClientEvent.createTktResultEvent((TgsRequest) kdcRequest)); |
| } |
| } |
| } |