/*
* Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source 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, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
*
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package com.caucho.config.type;
import java.lang.reflect.*;
import java.util.*;
import java.util.logging.*;
import com.caucho.config.*;
import com.caucho.config.attribute.*;
import com.caucho.util.*;
import com.caucho.xml.QName;
/**
* Represents an introspected bean type for configuration.
*/
public class MapType extends ConfigType
{
private static final L10N L = new L10N(MapType.class);
private static final Logger log
= Logger.getLogger(MapType.class.getName());
private final Class _mapClass;
private final Class _instanceClass;
private final EntryAttribute _entryAttribute;
public MapType()
{
this(TreeMap.class);
}
public MapType(Class mapClass)
{
_mapClass = mapClass;
if (! _mapClass.isInterface()
&& Modifier.isAbstract(_mapClass.getModifiers())) {
_instanceClass = _mapClass;
}
else
_instanceClass = TreeMap.class;
_entryAttribute = new EntryAttribute();
}
/**
* Returns the given type.
*/
public Class getType()
{
return _mapClass;
}
/**
* Creates a new instance
*/
public Object create(Object parent)
{
try {
return _instanceClass.newInstance();
} catch (Exception e) {
throw ConfigException.create(e);
}
}
/**
* Returns the attribute based on the given name.
*/
public Attribute getAttribute(QName name)
{
return _entryAttribute;
}
/**
* Converts the string to the given value.
*/
public Object valueOf(String text)
{
throw new ConfigException(L.l("Can't convert to '{0}' from '{1}'.",
_mapClass.getName(), text));
}
}