Class HTTPInputStream

java.lang.Object

java.io.InputStream

org.globus.io.streams.GlobusInputStream

org.globus.io.streams.HTTPInputStream

All Implemented Interfaces:

Closeable, AutoCloseable

Direct Known Subclasses:

GassInputStream

public class HTTPInputStream
extends GlobusInputStream

Field Summary

Fields

Modifier and Type	Field	Description
protected InputStream	input
private static org.apache.commons.logging.Log	logger
protected long	size
protected Socket	socket

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	HTTPInputStream()	Private constructor used by subclasses.
	HTTPInputStream(String host, int port, String file)	Opens HTTP input stream connection (unsecure)

Method Summary

Modifier and Type	Method	Description
void	abort()	Aborts transfer.
int	available()
void	close()
protected void	get(String host, int port, String file)
long	getSize()	Returns the total size of input data.
protected Socket	openSocket(String host, int port)
int	read()
int	read(byte[] msg)
int	read(byte[] buf, int off, int len)

Methods inherited from class InputStream

mark, markSupported, nullInputStream, readAllBytes, readNBytes, readNBytes, reset, skip, skipNBytes, transferTo

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

logger

private static org.apache.commons.logging.Log logger

input

protected InputStream input

socket

protected Socket socket

size

protected long size

Constructor Details

HTTPInputStream

protected HTTPInputStream()

Private constructor used by subclasses.

HTTPInputStream

public HTTPInputStream(String host,
 int port,
 String file)
                throws IOException

Opens HTTP input stream connection (unsecure)

Parameters:

host - host name of the HTTP server.

port - port number of the HTTP server.

file - file to retrieve from the server.

Throws:

IOException

Method Details

openSocket

protected Socket openSocket(String host,
 int port)
                     throws IOException

Throws:

IOException

get

protected void get(String host,
 int port,
 String file)
            throws IOException

Throws:

IOException

abort

public void abort()

Description copied from class: GlobusInputStream

Aborts transfer. Usually makes sure to release all resources (sockets, file descriptors)
Does nothing by default.

Overrides:

abort in class GlobusInputStream

getSize

public long getSize()

Description copied from class: GlobusInputStream

Returns the total size of input data.

Overrides:

getSize in class GlobusInputStream

Returns:

-1 if size is unknown.

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Overrides:

close in class InputStream

Throws:

IOException

read

public int read(byte[] msg)
         throws IOException

Overrides:

read in class InputStream

Throws:

IOException

read

public int read(byte[] buf,
 int off,
 int len)
         throws IOException

Overrides:

read in class InputStream

Throws:

IOException

read

public int read()
         throws IOException

Overrides:

read in class GlobusInputStream

Throws:

IOException

available

public int available()
              throws IOException

Overrides:

available in class InputStream

Throws:

IOException