net.sf.basedb.util
Class FileCopyRunnable

java.lang.Object
  net.sf.basedb.util.FileCopyRunnable

All Implemented Interfaces:

Runnable

public class FileCopyRunnable
extends Object
implements Runnable

Runnable implementation that copies data from an input stream to an output stream when executed. This is useful when executing external processes since reading and writing to their stdin and stdout is best done with separate thread.

Since:

2.15

Author:

nicklas

Last modified

$Date $

Field Summary

private Throwable	error
private InputStream	in
private OutputStream	out

Constructor Summary

FileCopyRunnable(InputStream in, OutputStream out)
Create a new file copy object.

Method Summary

Throwable	getError() Get the exception that was thrown when executing the file copy operation.
boolean	hasError() A boolean flag indicating if the copying was sucessful or not.
void	run()

Methods inherited from class java.lang.Object

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

Field Detail

in

private final InputStream in

out

private final OutputStream out

error

private Throwable error

Constructor Detail

FileCopyRunnable

public FileCopyRunnable(InputStream in,
                        OutputStream out)

Create a new file copy object. The stream are automatically closed in case of an error

Parameters:

in - The input stream to read data from (required)

out - The output stream to write data to (optional; if not given the input stream is read and then discarded)

Method Detail

run

public void run()

Specified by:

run in interface Runnable

hasError

public boolean hasError()

A boolean flag indicating if the copying was sucessful or not. This method should only be called after the thread has ended.

See Also:

getError()

getError

public Throwable getError()

Get the exception that was thrown when executing the file copy operation. This method should only be called after the thread has ended.

Returns:

An error or null if the operation was sucessful

See Also:

hasError()