/*
* Copyright (c) 1998-2010 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;
import java.io.BufferedReader;
import java.io.IOException;
/**
* Trivial adapter so readers and input streams can be used in the
* same servlet. This adapter also saves GC because it only needs
* allocation once.
*/
public class BufferedReaderAdapter extends BufferedReader {
private ReadStream rs;
public BufferedReaderAdapter(ReadStream rs)
{
// this is only a dummy because the rs.getReader is never actually called
super(rs.getReader(), 1);
}
public void init(ReadStream rs)
{
this.rs = rs;
}
public int read() throws IOException
{
return rs.readChar();
}
public int read(char []cbuf, int offset, int length) throws IOException
{
return rs.read(cbuf, offset, length);
}
public String readLine() throws IOException
{
return rs.readln();
}
public long skip(long n) throws IOException
{
long count = 0;
for (; count < n && rs.readChar() >= 0; count++) {
}
return count;
}
public boolean ready() throws IOException
{
return rs.available() > 0;
}
public void close() throws IOException
{
}
}