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/*
*
* 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.qpid.server.model.adapter;
import java.security.AccessControlException;
import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import java.util.Map;
import org.apache.qpid.server.model.ConfiguredObject;
import org.apache.qpid.server.model.LifetimePolicy;
import org.apache.qpid.server.model.Publisher;
import org.apache.qpid.server.model.Session;
import org.apache.qpid.server.model.State;
import org.apache.qpid.server.model.Statistics;
import org.apache.qpid.server.model.Consumer;
import org.apache.qpid.server.model.UUIDGenerator;
import org.apache.qpid.server.configuration.updater.TaskExecutor;
import org.apache.qpid.server.protocol.AMQSessionModel;
final class SessionAdapter extends AbstractAdapter implements Session
{
// Attributes
private AMQSessionModel _session;
private SessionStatistics _statistics;
public SessionAdapter(final AMQSessionModel session, TaskExecutor taskExecutor)
{
super(UUIDGenerator.generateRandomUUID(), taskExecutor);
_session = session;
_statistics = new SessionStatistics();
}
public Collection<Consumer> getSubscriptions()
{
return null; //TODO
}
public Collection<Publisher> getPublishers()
{
return null; //TODO
}
public String getName()
{
return String.valueOf(_session.getChannelId());
}
public String setName(final String currentName, final String desiredName)
throws IllegalStateException, AccessControlException
{
return null; //TODO
}
public State getActualState()
{
return null; //TODO
}
public boolean isDurable()
{
return false; //TODO
}
public void setDurable(final boolean durable)
throws IllegalStateException, AccessControlException, IllegalArgumentException
{
//TODO
}
public LifetimePolicy getLifetimePolicy()
{
return null; //TODO
}
public LifetimePolicy setLifetimePolicy(final LifetimePolicy expected, final LifetimePolicy desired)
throws IllegalStateException, AccessControlException, IllegalArgumentException
{
return null; //TODO
}
public long getTimeToLive()
{
return 0; //TODO
}
public long setTimeToLive(final long expected, final long desired)
throws IllegalStateException, AccessControlException, IllegalArgumentException
{
return 0; //TODO
}
@Override
public Collection<String> getAttributeNames()
{
Collection<String> names = new HashSet<String>(super.getAttributeNames());
names.addAll(AVAILABLE_ATTRIBUTES);
return Collections.unmodifiableCollection(names);
}
@Override
public Object getAttribute(String name)
{
if(name.equals(ID))
{
return getId();
}
else if (name.equals(NAME))
{
return getName();
}
else if(name.equals(CHANNEL_ID))
{
return _session.getChannelId();
}
else if(name.equals(PRODUCER_FLOW_BLOCKED))
{
return _session.getBlocking();
}
return super.getAttribute(name); //TODO - Implement
}
public Statistics getStatistics()
{
return _statistics;
}
@Override
public <C extends ConfiguredObject> Collection<C> getChildren(Class<C> clazz)
{
if(clazz == Consumer.class)
{
return (Collection<C>) getSubscriptions();
}
else if(clazz == Publisher.class)
{
return (Collection<C>) getPublishers();
}
else
{
return Collections.emptySet();
}
}
@Override
public <C extends ConfiguredObject> C createChild(Class<C> childClass, Map<String, Object> attributes, ConfiguredObject... otherParents)
{
throw new UnsupportedOperationException();
}
private class SessionStatistics implements Statistics
{
public SessionStatistics()
{
}
public Collection<String> getStatisticNames()
{
return AVAILABLE_STATISTICS;
}
public Object getStatistic(String name)
{
if(name.equals(BYTES_IN))
{
}
else if(name.equals(BYTES_OUT))
{
}
else if(name.equals(CONSUMER_COUNT))
{
return _session.getConsumerCount();
}
else if(name.equals(LOCAL_TRANSACTION_BEGINS))
{
return _session.getTxnStart();
}
else if(name.equals(LOCAL_TRANSACTION_OPEN))
{
long open = _session.getTxnStart() - (_session.getTxnCommits() + _session.getTxnRejects());
return (Boolean) (open > 0l);
}
else if(name.equals(LOCAL_TRANSACTION_ROLLBACKS))
{
return _session.getTxnRejects();
}
else if(name.equals(STATE_CHANGED))
{
}
else if(name.equals(UNACKNOWLEDGED_BYTES))
{
}
else if(name.equals(UNACKNOWLEDGED_MESSAGES))
{
return _session.getUnacknowledgedMessageCount();
}
else if(name.equals(XA_TRANSACTION_BRANCH_ENDS))
{
}
else if(name.equals(XA_TRANSACTION_BRANCH_STARTS))
{
}
else if(name.equals(XA_TRANSACTION_BRANCH_SUSPENDS))
{
}
return null; // TODO - Implement
}
}
@Override
protected boolean setState(State currentState, State desiredState)
{
// TODO : add state management
return false;
}
}
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