/*
* JBoss, Home of Professional Open Source
* Copyright 2008, Red Hat Middleware LLC, and individual contributors
* by the @authors tag. See the copyright.txt 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.metatype.plugins.values.mappers;
import java.lang.reflect.Type;
import java.util.HashMap;
import java.util.Hashtable;
import java.util.Map;
import java.util.Map.Entry;
import javax.management.ObjectName;
import org.jboss.metatype.api.types.CompositeMetaType;
import org.jboss.metatype.api.types.MetaType;
import org.jboss.metatype.api.types.SimpleMetaType;
import org.jboss.metatype.api.values.CompositeValue;
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.plugins.types.MutableCompositeMetaType;
import org.jboss.metatype.spi.values.MetaMapper;
/**
* @author Scott.Stark@jboss.org
* @version $Revision:$
*/
public class ObjectNameMetaMapper extends MetaMapper<ObjectName>
{
CompositeMetaType type;
public ObjectNameMetaMapper()
{
type = new MutableCompositeMetaType(ObjectName.class.getName(), "JMX ObjectName");
}
public ObjectNameMetaMapper(String... args)
{
MutableCompositeMetaType mcmt = new MutableCompositeMetaType(ObjectName.class.getName(), "JMX ObjectName");
if(((args.length %2) == 0) == false)
throw new IllegalStateException("args counts must be 2*n for n key,key-description pairs");
mcmt.addItem("domain", "the object name domain", SimpleMetaType.STRING);
for(int n = 0; n < args.length; n += 2)
{
String key = args[n];
String description = args[n+1];
mcmt.addItem(key, description, SimpleMetaType.STRING);
}
mcmt.freeze();
type = mcmt;
}
@Override
public MetaType getMetaType()
{
return type;
}
@Override
public Type mapToType()
{
return ObjectName.class;
}
@Override
public MetaValue createMetaValue(MetaType metaType, ObjectName object)
{
String domain = object.getDomain();
Map<String, String> props = object.getKeyPropertyList();
Map<String, MetaValue> metaProps = new HashMap<String, MetaValue>();
metaProps.put("domain", SimpleValueSupport.wrap(domain));
for(Entry<String,String> entry : props.entrySet())
{
metaProps.put(entry.getKey(), SimpleValueSupport.wrap(entry.getValue()));
}
MapCompositeValueSupport map = new MapCompositeValueSupport(metaProps, SimpleMetaType.STRING);
return map;
}
@Override
public ObjectName unwrapMetaValue(MetaValue metaValue)
{
CompositeValue cv = (CompositeValue) metaValue;
String domain = null;
Hashtable<String, String> props = new Hashtable<String, String>();
for(String key : cv.getMetaType().itemSet())
{
SimpleValue svalue = (SimpleValue) cv.get(key);
String value = (String) svalue.getValue();
if(key.equalsIgnoreCase("domain"))
domain = value;
else
props.put(key, value);
}
try
{
ObjectName name = new ObjectName(domain, props);
return name;
}
catch(Exception e)
{
throw new IllegalArgumentException("Failed to build ObjectName from MetaValue: "+metaValue, e);
}
}
}