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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.amqp_1_0.type.security.codec;
import org.apache.qpid.amqp_1_0.codec.AbstractDescribedTypeWriter;
import org.apache.qpid.amqp_1_0.codec.AbstractListWriter;
import org.apache.qpid.amqp_1_0.codec.ValueWriter;
import org.apache.qpid.amqp_1_0.type.UnsignedLong;
import org.apache.qpid.amqp_1_0.type.security.SaslInit;
public class SaslInitWriter extends AbstractDescribedTypeWriter<SaslInit>
{
private SaslInit _value;
private int _count = -1;
public SaslInitWriter(final Registry registry)
{
super(registry);
}
@Override
protected void onSetValue(final SaslInit value)
{
_value = value;
_count = calculateCount();
}
private int calculateCount()
{
if( _value.getHostname() != null)
{
return 3;
}
if( _value.getInitialResponse() != null)
{
return 2;
}
if( _value.getMechanism() != null)
{
return 1;
}
return 0;
}
@Override
protected void clear()
{
_value = null;
_count = -1;
}
protected Object getDescriptor()
{
return UnsignedLong.valueOf(0x0000000000000041L);
}
@Override
protected ValueWriter createDescribedWriter()
{
final Writer writer = new Writer(getRegistry());
writer.setValue(_value);
return writer;
}
private class Writer extends AbstractListWriter<SaslInit>
{
private int _field;
public Writer(final Registry registry)
{
super(registry);
}
@Override
protected void onSetValue(final SaslInit value)
{
reset();
}
@Override
protected int getCount()
{
return _count;
}
@Override
protected boolean hasNext()
{
return _field < _count;
}
@Override
protected Object next()
{
switch(_field++)
{
case 0:
return _value.getMechanism();
case 1:
return _value.getInitialResponse();
case 2:
return _value.getHostname();
default:
return null;
}
}
@Override
protected void clear()
{
}
@Override
protected void reset()
{
_field = 0;
}
}
private static Factory<SaslInit> FACTORY = new Factory<SaslInit>()
{
public ValueWriter<SaslInit> newInstance(Registry registry)
{
return new SaslInitWriter(registry);
}
};
public static void register(ValueWriter.Registry registry)
{
registry.register(SaslInit.class, FACTORY);
}
}
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