/*
* Copyright (c) 1998-2008 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.quercus.lib.file;
import com.caucho.quercus.env.Env;
import com.caucho.quercus.env.StringValue;
import com.caucho.quercus.resources.StreamResource;
import com.caucho.vfs.Path;
import java.io.IOException;
import java.io.OutputStream;
/**
* Represents a Quercus open file
*/
public class FileValue extends StreamResource {
/**
*
*/
private static final long serialVersionUID = 1L;
private Path _path;
public FileValue(Path path)
{
_path = path;
}
/**
* Returns the path.
*/
public Path getPath()
{
return _path;
}
/**
* Reads a character from a file, returning -1 on EOF.
*/
public int read()
throws IOException
{
return -1;
}
/**
* Reads a line from a file, returning null.
*/
@Override
public StringValue readLine(Env env)
throws IOException
{
StringValue sb = env.createStringBuilder();
int ch;
while ((ch = read()) >= 0) {
sb.append((char) ch);
if (ch == '\n')
return sb;
// XXX: issues with mac
}
if (sb.length() > 0)
return sb;
else
return null;
}
/**
* Read a maximum of <i>length</i> bytes from the file and write
* them to the outputStream.
*
* @param os the {@link OutputStream}
* @param length the maximum number of bytes to read
*/
public void writeToStream(OutputStream os, int length)
throws IOException
{
}
/**
* Prints a string to a file.
*/
public void print(String v)
throws IOException
{
}
/**
* Closes the file.
*/
public void close()
{
}
/**
* Converts to a string.
* @param env
*/
public String toString()
{
return "File[" + _path + "]";
}
}