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This project aims to build a command line tool that can create HTML view with syntax highlighted source code. It uses Jedit syntax highlighting engine and support all languages that are supported in JEdit. Which are currently: ActionScript, Ada 95, ANTLR, Apache HTTPD, APDL, AppleScript, ASP, Aspect-J, Assembly, AWK, B formal method, Batch, BBj, BCEL, BibTeX, C, C++, C#, CHILL, CIL, COBOL, ColdFusion, CSS, CVS Commit, D, DOxygen, DSSSL, Eiffel, EmbPerl, Erlang, Factor, Fortran, Foxpro, FreeMarker, Fortran, Gettext, Groovy, Haskell, HTML, Icon, IDL, Inform, INI, Inno Setup, Informix 4GL, Interlis, Io, Java, JavaScript, JCL, JHTML, JMK, JSP, Latex, Lilypond, Lisp, LOTOS, Lua, Makefile, Maple, ML, Modula-3, MoinMoin, MQSC, NetRexx, NQC, NSIS2, Objective C, ObjectRexx, Occam, Omnimark, Parrot, Pascal, Patch, Perl, PHP, Pike, PL-SQL, PL/I, Pop11, PostScript, Povray, PowerDynamo, Progress 4GL, Prolog, Properties, PSP, PV-WAVE, Pyrex, Python, REBOL, Redcode, Relax-NG, RelationalView, Rest, Rib, RPM spec, RTF, Ruby, Ruby-HTML, RView, S+, S#, SAS, Scheme, SDL/PL, SGML, Shell Script, SHTML, Smalltalk, SMI MIB, SQR, Squidconf, SVN Commit, Swig, TCL, TeX, Texinfo, TPL, Transact-SQL, UnrealScript, VBScript, Velocity, Verilog, VHDL, XML, XSL, ZPT

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/*
 * :tabSize=8:indentSize=8:noTabs=false:
 * :folding=explicit:collapseFolds=1:
 *
 * Copyright (C) 2007 Kazutoshi Satoda
 *
 * This program 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 any later version.
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */

package org.gjt.sp.jedit.io;

//{{{ Imports
import java.io.InputStream;
import java.io.OutputStream;
import java.io.Reader;
import java.io.Writer;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.nio.charset.Charset;
import java.nio.charset.CharsetDecoder;
import java.nio.charset.CodingErrorAction;
//}}}

/**
 * Encodings which are provided by java.nio.charset.Charset.
 *
 * @since 4.3pre10
 * @author Kazutoshi Satoda
 */
public class CharsetEncoding implements Encoding
{
	//{{{ Constructor
	public CharsetEncoding(String name)
	{
		body = Charset.forName(name);
	} //}}}

	//{{{ implements Encoding
	public Reader getTextReader(InputStream in) throws IOException
	{
		// Pass the decoder explicitly to report a decode error
		// as an exception instead of replacing with "\uFFFD".
		// The form "InputStreamReader(in, encoding)" seemed to use
		// CodingErrorAction.REPLACE internally.
		return new InputStreamReader(in, body.newDecoder());
	}

	public Writer getTextWriter(OutputStream out) throws IOException
	{
		// Pass the encoder explicitly because of same reason
		// in getTextReader();
		return new OutputStreamWriter(out, body.newEncoder());
	}

	public Reader getPermissiveTextReader(InputStream in) throws IOException
	{
		// Use REPLACE action to indicate where the coding error
		// happened by the replacement character "\uFFFD".
		CharsetDecoder permissive = body.newDecoder();
		permissive.onMalformedInput(CodingErrorAction.REPLACE);
		permissive.onUnmappableCharacter(CodingErrorAction.REPLACE);
		return new InputStreamReader(in, permissive);
	}
	//}}}

	//{{{ Private members
	private final Charset body;
	//}}}
}