com.enterprisedt.net.ftp
Class AbstractFTPInputStream
java.lang.Object
java.io.InputStream
com.enterprisedt.net.ftp.FileTransferInputStream
com.enterprisedt.net.ftp.AbstractFTPInputStream
- All Implemented Interfaces:
- java.io.Closeable
public abstract class AbstractFTPInputStream
- extends FileTransferInputStream
Represents an input stream of bytes coming from an FTP server, permitting
the user to download a file by reading the stream. It can only be used
for one download, i.e. after the stream is closed it cannot be reopened.
- Version:
- $Revision: 1.2 $
- Author:
- Bruce Blackshaw
Field Summary |
protected FTPClient |
client
The client being used to perform the transfer |
protected java.io.BufferedInputStream |
in
The input stream from the FTP server |
Method Summary |
void |
close()
Closes this input stream and releases any system resources associated
with the stream. |
protected void |
start()
|
protected void |
start(boolean firstTime)
Start the transfer |
Methods inherited from class java.io.InputStream |
available, mark, markSupported, read, read, read, reset, skip |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
client
protected FTPClient client
- The client being used to perform the transfer
in
protected java.io.BufferedInputStream in
- The input stream from the FTP server
AbstractFTPInputStream
public AbstractFTPInputStream(FTPClient client,
java.lang.String remoteFile)
throws java.io.IOException,
FTPException
- Constructor. A connected FTPClient instance must be supplied. This sets up the
download. If an offset > 0 is supplied, must be a binary transfer.
- Parameters:
client
- connected FTPClient instanceremoteFile
- remote file
- Throws:
java.io.IOException
FTPException
start
protected void start()
throws java.io.IOException
- Throws:
java.io.IOException
start
protected void start(boolean firstTime)
throws java.io.IOException
- Start the transfer
- Throws:
java.io.IOException
close
public void close()
throws java.io.IOException
- Closes this input stream and releases any system resources associated
with the stream. This must be called before any other operations
are initiated on the FTPClient.
- Specified by:
close
in interface java.io.Closeable
- Overrides:
close
in class java.io.InputStream
- Throws:
java.io.IOException
- if an I/O error occurs.
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