/**
*
* Copyright 2004 The Apache Software Foundation
*
* 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 org.apache.geronimo.security.network.protocol;
import javax.security.auth.Subject;
import java.util.ArrayList;
import java.util.Collection;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.geronimo.network.protocol.AbstractProtocol;
import org.apache.geronimo.network.protocol.DownPacket;
import org.apache.geronimo.network.protocol.ProtocolException;
import org.apache.geronimo.network.protocol.UpPacket;
import org.apache.geronimo.network.protocol.MetadataSupport;
import org.apache.geronimo.network.protocol.control.BootstrapCook;
import org.apache.geronimo.network.protocol.control.ControlContext;
import org.apache.geronimo.network.protocol.control.commands.CreateInstanceMenuItem;
import org.apache.geronimo.security.SubjectId;
import org.apache.geronimo.security.ContextManager;
/**
* @version $Rev: 46019 $ $Date: 2004-09-14 04:56:06 -0500 (Tue, 14 Sep 2004) $
*/
public class SubjectCarryingServerProtocol extends AbstractProtocol implements BootstrapCook {
final static private Log log = LogFactory.getLog(SubjectCarryingServerProtocol.class);
private Subject clientSubject;
public void setup() throws ProtocolException {
log.trace("Starting");
}
public void drain() throws ProtocolException {
log.trace("Stopping");
}
public void teardown() throws ProtocolException {
}
public void sendUp(UpPacket packet) throws ProtocolException {
log.trace("sendUp");
UpPacket p = SubjectCarryingPacketReader.getInstance().read(packet.getBuffer());
if (p instanceof PassthroughUpPacket) {
MetadataSupport.setSubject(packet, clientSubject);
getUpProtocol().sendUp(packet);
} else if (p instanceof SubjectCarryingUpPacket) {
SubjectCarryingUpPacket subjectPacket = (SubjectCarryingUpPacket)p;
clientSubject = ContextManager.getRegisteredSubject(subjectPacket.getSubjectId());
MetadataSupport.setSubject(packet, clientSubject);
getUpProtocol().sendUp(packet);
}
}
public void sendDown(DownPacket packet) throws ProtocolException {
log.trace("sendDown");
getDownProtocol().sendDown(packet);
}
public void flush() throws ProtocolException {
getDownProtocol().flush();
}
public Collection cook(ControlContext context) {
ArrayList list = new ArrayList(1);
CreateInstanceMenuItem create = new CreateInstanceMenuItem();
create.setClassName("org.apache.geronimo.security.network.protocol.SubjectCarryingClientProtocol");
create.setInstanceId(context.assignId(this));
list.add(create);
return list;
}
}