/* Channels.java --    Copyright (C) 2002, 2003 Free Software Foundation, Inc.This file is part of GNU Classpath.GNU Classpath is free software; you can redistribute it and/or modifyit under the terms of the GNU General Public License as published bythe Free Software Foundation; either version 2, or (at your option)any later version.GNU Classpath is distributed in the hope that it will be useful, butWITHOUT ANY WARRANTY; without even the implied warranty ofMERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNUGeneral Public License for more details.You should have received a copy of the GNU General Public Licensealong with GNU Classpath; see the file COPYING.  If not, write to theFree Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA02111-1307 USA.Linking this library statically or dynamically with other modules ismaking a combined work based on this library.  Thus, the terms andconditions of the GNU General Public License cover the wholecombination.As a special exception, the copyright holders of this library give youpermission to link this library with independent modules to produce anexecutable, regardless of the license terms of these independentmodules, and to copy and distribute the resulting executable underterms of your choice, provided that you also meet, for each linkedindependent module, the terms and conditions of the license of thatmodule.  An independent module is a module which is not derived fromor based on this library.  If you modify this library, you may extendthis exception to your version of the library, but you are notobligated to do so.  If you do not wish to do so, delete thisexception statement from your version. */package java.nio.channels;import gnu.java.nio.ChannelInputStream;import gnu.java.nio.ChannelOutputStream;import gnu.java.nio.InputStreamChannel;import gnu.java.nio.OutputStreamChannel;import java.io.InputStream;import java.io.OutputStream;import java.io.Reader;import java.io.Writer;import java.nio.charset.Charset;import java.nio.charset.CharsetDecoder;import java.nio.charset.CharsetEncoder;/** * @since 1.4 */public final class Channels {  /**   * Constructs a stream that reads bytes from the given channel.   */  public static InputStream newInputStream(ReadableByteChannel ch)  {    return new ChannelInputStream(ch);  }    /**   * Constructs a stream that writes bytes to the given channel.   */  public static OutputStream newOutputStream(WritableByteChannel ch)   {    return new ChannelOutputStream(ch);  }    /**   * Constructs a channel that reads bytes from the given stream.   */  public static ReadableByteChannel newChannel(InputStream in)  {    return new InputStreamChannel(in);  }    /**   * Constructs a channel that writes bytes to the given stream.   */  public static WritableByteChannel newChannel(OutputStream out)  {    return new OutputStreamChannel (out);  }  /**   * Constructs a reader that decodes bytes from the given channel using the   * given decoder.   */  public static Reader newReader (ReadableByteChannel ch, CharsetDecoder dec,                                  int minBufferCap)  {    throw new Error ("not implemented");  }  /**   * Constructs a reader that decodes bytes from the given channel according to   * the named charset.   *   * @exception UnsupportedCharsetException If no support for the named charset   * is available in this instance of the Java virtual machine.   */  public static Reader newReader (ReadableByteChannel ch, String csName)  {    return newReader (ch, Charset.forName (csName).newDecoder (), -1);  }  /**   * Constructs a writer that encodes characters using the given encoder and   * writes the resulting bytes to the given channel.   */  public static Writer newWriter (WritableByteChannel ch, CharsetEncoder enc,                                  int minBufferCap)  {    throw new Error ("not implemented");  }  /**   * Constructs a writer that encodes characters according to the named charset   * and writes the resulting bytes to the given channel.   *   * @exception UnsupportedCharsetException If no support for the named charset   * is available in this instance of the Java virtual machine.   */  public static Writer newWriter (WritableByteChannel ch,                                  String csName)  {    return newWriter (ch, Charset.forName (csName).newEncoder (), -1);  }}