/*
* JBoss, Home of Professional Open Source.
* Copyright 2008, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.ha.framework.server.managed;
import java.lang.reflect.Type;
import java.util.HashMap;
import java.util.Map;
import org.jboss.ha.core.channelfactory.ProtocolData;
import org.jboss.ha.core.channelfactory.ProtocolStackConfigInfo;
import org.jboss.ha.core.channelfactory.ProtocolStackUtil;
import org.jboss.metatype.api.types.CompositeMetaType;
import org.jboss.metatype.api.types.ImmutableCompositeMetaType;
import org.jboss.metatype.api.types.MetaType;
import org.jboss.metatype.api.types.SimpleMetaType;
import org.jboss.metatype.api.values.CollectionValue;
import org.jboss.metatype.api.values.CompositeValue;
import org.jboss.metatype.api.values.CompositeValueSupport;
import org.jboss.metatype.api.values.MapCompositeValueSupport;
import org.jboss.metatype.api.values.MetaValue;
import org.jboss.metatype.api.values.SimpleValue;
import org.jboss.metatype.api.values.SimpleValueSupport;
import org.jboss.metatype.spi.values.MetaMapper;
/**
* {@link MetaMapper} for a map of {@link ProtocolStackConfigInfo}s keyed by
* the name of the protocol stack.
*
* @author Brian Stansberry
*/
public class ProtocolStackConfigurationsMapper extends MetaMapper<Map<String, ProtocolStackConfigInfo>>
{
private static final ProtocolStackConfigMapper CONFIG_MAPPER = new ProtocolStackConfigMapper();
public static final CompositeMetaType TYPE;
static
{
String[] itemNames = {
"name",
"description",
"configuration"
};
String[] itemDescriptions = {
"the name of the protocol stack",
"description of the protocol stack",
"list of protocol configuration elements, each configuring a single protocol",
};
MetaType[] itemTypes = {
SimpleMetaType.STRING,
SimpleMetaType.STRING,
CONFIG_MAPPER.getMetaType()
};
TYPE = new ImmutableCompositeMetaType(ProtocolStackConfigInfo.class.getName(),
"Protocol Stack Configurations",
itemNames, itemDescriptions, itemTypes);
}
@Override
public MetaType getMetaType()
{
return TYPE;
}
@Override
public Type mapToType()
{
return Map.class;
}
@Override
public MetaValue createMetaValue(MetaType metaType, Map<String, ProtocolStackConfigInfo> object)
{
Map<String, MetaValue> result = new HashMap<String, MetaValue>();
for (Map.Entry<String, ProtocolStackConfigInfo> entry : object.entrySet())
{
ProtocolStackConfigInfo info = entry.getValue();
Map<String, MetaValue> stackValue = new HashMap<String, MetaValue>();
stackValue.put("name", SimpleValueSupport.wrap(info.getName()));
stackValue.put("description", SimpleValueSupport.wrap(info.getDescription()));
ProtocolData[] data = info.getConfiguration();
stackValue.put("configuration", CONFIG_MAPPER.createMetaValue(CONFIG_MAPPER.getMetaType(), data));
result.put(entry.getKey(), new CompositeValueSupport(TYPE, stackValue));
}
return new MapCompositeValueSupport(result, TYPE);
}
/**
* Converts the {@link CompositeValue} <code>metaValue</code> into a
* <code>Map<String, ProtocolStackConfigInfo></code>.
*
* {@inheritDoc}
*
* @throws IllegalArgumentException if <code>metaValue</code> is not a
* {@link CompositeValue}
*/
@Override
public Map<String, ProtocolStackConfigInfo> unwrapMetaValue(MetaValue metaValue)
{
if (metaValue == null)
{
return null;
}
if ((metaValue instanceof CompositeValue) == false)
{
throw new IllegalArgumentException(metaValue + " is not a " + CompositeValue.class.getSimpleName());
}
Map<String, ProtocolStackConfigInfo> result = new HashMap<String, ProtocolStackConfigInfo>();
CompositeValue topCompValue = (CompositeValue) metaValue;
for (String stack : topCompValue.getMetaType().keySet())
{
CompositeValue stackValue = (CompositeValue) topCompValue.get(stack);
String name = (String) ((SimpleValue) stackValue.get("name")).getValue();
String description = (String) ((SimpleValue) stackValue.get("description")).getValue();
CollectionValue protocolsValue = (CollectionValue) stackValue.get("configuration");
ProtocolData[] protocolData = CONFIG_MAPPER.unwrapMetaValue(protocolsValue);
// fixes http://jira.jboss.com/jira/browse/JGRP-290
ProtocolStackUtil.substituteVariables(protocolData); // replace vars with system props
result.put(stack, new ProtocolStackConfigInfo(name, description, protocolData));
}
return result;
}
}