/*
* 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 com.caucho.config.*;
import com.caucho.util.*;
/**
* Represents a Character type.
*/
public final class CharacterType extends ConfigType
{
private static final L10N L = new L10N(CharacterType.class);
public static final CharacterType TYPE = new CharacterType();
/**
* The CharacterType is a singleton
*/
private CharacterType()
{
}
/**
* Returns the Java type.
*/
public Class getType()
{
return Character.class;
}
/**
* Converts the string to a value of the type.
*/
public Object valueOf(String text)
{
if (text == null || text.equals(""))
return null;
else if (text.length() == 1)
return new Character(text.charAt(0));
else
throw new ConfigException(L.l("A Character value must be a single character."));
}
/**
* Converts the value to a value of the type.
*/
public Object valueOf(Object value)
{
if (value instanceof Character)
return value;
else if (value == null)
return null;
else
return valueOf(String.valueOf(value));
}
}