/*
* 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 SoftwareFoundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package com.caucho.vfs.i18n;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
import java.io.UnsupportedEncodingException;
import java.nio.charset.Charset;
/**
* Reader to handle any encoding by passing it to the JDK.
*/
public class JDKReader extends EncodingReader {
/**
* Null-arg constructor for instantiation by com.caucho.vfs.Encoding only.
*/
public JDKReader()
{
}
/**
* Create a JDK-based reader.
*
* @param is the input stream providing the bytes.
* @param javaEncoding the JDK name for the encoding.
*
* @return an InputStreamReader
*/
public Reader create(InputStream is, String javaEncoding)
throws UnsupportedEncodingException
{
if (Charset.isSupported(javaEncoding)) {
Charset charset = Charset.forName(javaEncoding);
return new InputStreamReader(is, charset);
}
else {
// RSN-274, Charset doesn't support all java.io encoding
return new InputStreamReader(is, javaEncoding);
}
}
/**
* Reads into a character buffer using the correct encoding.
*/
public int read()
throws IOException
{
throw new UnsupportedOperationException();
}
}