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//========================================================================
//$Id: StreamEndPoint.java,v 1.1 2005/10/05 14:09:39 janb Exp $
//Copyright 2004-2005 Mort Bay Consulting Pty. Ltd.
//------------------------------------------------------------------------
//Licensed under the Apache License, Version 2.0 (the "License");
//you may not use this file except in compliance with the License.
//You may obtain a copy of the License at
//http://www.apache.org/licenses/LICENSE-2.0
//Unless required by applicable law or agreed to in writing, software
//distributed under the License is distributed on an "AS IS" BASIS,
//WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//See the License for the specific language governing permissions and
//limitations under the License.
//========================================================================
package org.mortbay.io.bio;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import org.mortbay.io.Buffer;
import org.mortbay.io.EndPoint;
/**
* @author gregw
*
* To change the template for this generated type comment go to
* Window - Preferences - Java - Code Generation - Code and Comments
*/
public class StreamEndPoint implements EndPoint
{
InputStream _in;
OutputStream _out;
/**
*
*/
public StreamEndPoint(InputStream in, OutputStream out)
{
_in=in;
_out=out;
}
public boolean isBlocking()
{
return true;
}
public boolean blockReadable(long millisecs) throws IOException
{
return true;
}
public boolean blockWritable(long millisecs) throws IOException
{
return true;
}
/*
* @see org.mortbay.io.BufferIO#isOpen()
*/
public boolean isOpen()
{
return _in!=null;
}
/*
* @see org.mortbay.io.BufferIO#isOpen()
*/
public final boolean isClosed()
{
return !isOpen();
}
/*
* @see org.mortbay.io.BufferIO#close()
*/
public void close() throws IOException
{
if (_in!=null)
_in.close();
_in=null;
if (_out!=null)
_out.close();
_out=null;
}
/* (non-Javadoc)
* @see org.mortbay.io.BufferIO#fill(org.mortbay.io.Buffer)
*/
public int fill(Buffer buffer) throws IOException
{
// TODO handle null array()
if (_in==null)
return 0;
int space=buffer.space();
if (space<=0)
{
if (buffer.hasContent())
return 0;
throw new IOException("FULL");
}
int len = buffer.readFrom(_in,space);
return len;
}
/* (non-Javadoc)
* @see org.mortbay.io.BufferIO#flush(org.mortbay.io.Buffer)
*/
public int flush(Buffer buffer) throws IOException
{
// TODO handle null array()
if (_out==null)
return -1;
int length=buffer.length();
if (length>0)
buffer.writeTo(_out);
buffer.clear();
return length;
}
/* (non-Javadoc)
* @see org.mortbay.io.BufferIO#flush(org.mortbay.io.Buffer, org.mortbay.io.Buffer, org.mortbay.io.Buffer)
*/
public int flush(Buffer header, Buffer buffer, Buffer trailer) throws IOException
{
int len=0;
// TODO consider copying buffer and trailer into header if there is space.
if (header!=null)
{
int tw=header.length();
if (tw>0)
{
int f=flush(header);
len=f;
if (f0)
{
int f=flush(buffer);
if (f<0)
return len>0?len:f;
len+=f;
if (f0)
{
int f=flush(trailer);
if (f<0)
return len>0?len:f;
len+=f;
}
}
return len;
}
/* ------------------------------------------------------------ */
/*
* @see org.mortbay.io.EndPoint#getLocalAddr()
*/
public String getLocalAddr()
{
return null;
}
/* ------------------------------------------------------------ */
/*
* @see org.mortbay.io.EndPoint#getLocalHost()
*/
public String getLocalHost()
{
return null;
}
/* ------------------------------------------------------------ */
/*
* @see org.mortbay.io.EndPoint#getLocalPort()
*/
public int getLocalPort()
{
return 0;
}
/* ------------------------------------------------------------ */
/*
* @see org.mortbay.io.EndPoint#getRemoteAddr()
*/
public String getRemoteAddr()
{
return null;
}
/* ------------------------------------------------------------ */
/*
* @see org.mortbay.io.EndPoint#getRemoteHost()
*/
public String getRemoteHost()
{
return null;
}
/* ------------------------------------------------------------ */
/*
* @see org.mortbay.io.EndPoint#getRemotePort()
*/
public int getRemotePort()
{
return 0;
}
/* ------------------------------------------------------------ */
/*
* @see org.mortbay.io.EndPoint#getConnection()
*/
public Object getTransport()
{
return null;
}
/* ------------------------------------------------------------ */
public InputStream getInputStream()
{
return _in;
}
/* ------------------------------------------------------------ */
public void setInputStream(InputStream in)
{
_in=in;
}
/* ------------------------------------------------------------ */
public OutputStream getOutputStream()
{
return _out;
}
/* ------------------------------------------------------------ */
public void setOutputStream(OutputStream out)
{
_out=out;
}
/* ------------------------------------------------------------ */
public void flush()
throws IOException
{
_out.flush();
}
/* ------------------------------------------------------------ */
public boolean isBufferingInput()
{
return false;
}
/* ------------------------------------------------------------ */
public boolean isBufferingOutput()
{
return false;
}
/* ------------------------------------------------------------ */
public boolean isBufferred()
{
return false;
}
}