net.sourceforge.java.feednread.backend.jobs
Class DownloadJob

java.lang.Object
  net.sourceforge.java.util.jobs.Job
      net.sourceforge.java.feednread.backend.jobs.DownloadJob

All Implemented Interfaces:

IJob, IRunnableWithProgress

public class DownloadJob

extends Job

Downloads a web based resource to a File on the local machine.

Author:

Sebastian Machhausen

Field Summary

private URL	downloadUrl The Url of the File to download
private boolean	podcast true if the download specifies a podcast; false otherwise
private long	size The size of the download in bytes
private File	targetDirectory The target directory to store the downloaded file to

Fields inherited from class net.sourceforge.java.util.jobs.Job

Fields inherited from interface net.sourceforge.java.util.jobs.IJob

HIGH_PRIORITY, LOW_PRIORITY, NORM_PRIORITY

Constructor Summary

DownloadJob(URL downloadUrl, File targetDirectory)
Creates a new DownloadJob which requests the File specified through downloadUrl and stores it in the directory specified by targetDirectory.

DownloadJob(URL downloadUrl, File targetDirectory, boolean podcast)
Creates a new DownloadJob which requests the File specified through downloadUrl and stores it in the directory specified by targetDirectory.

DownloadJob(URL downloadUrl, File targetDirectory, long size)
Creates a new DownloadJob which requests the File specified through downloadUrl and stores it in the directory specified by targetDirectory.

DownloadJob(URL downloadUrl, File targetDirectory, long size, boolean podcast)
Creates a new DownloadJob which requests the File specified through downloadUrl and stores it in the directory specified by targetDirectory.

Method Summary

void	run(IProgressMonitor monitor) Starts this DownloadJob, i.e. starts the download process.

Methods inherited from class net.sourceforge.java.util.jobs.Job

cancel, done, getException, getJobManager, getName, getPriority, getStatus, getThread, isCanceled, join, setException, setJobManager, setName, setPriority, setThread, start, started, statusChanged

Methods inherited from class java.lang.Object

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

Field Detail

downloadUrl

private URL downloadUrl

The Url of the File to download

targetDirectory

private File targetDirectory

The target directory to store the downloaded file to

size

private long size

The size of the download in bytes

podcast

private boolean podcast

true if the download specifies a podcast; false otherwise

Constructor Detail

DownloadJob

public DownloadJob(URL downloadUrl,
                   File targetDirectory)
            throws IOException

Creates a new DownloadJob which requests the File specified through downloadUrl and stores it in the directory specified by targetDirectory.

Parameters:

downloadUrl - the url of the file to download

targetDirectory - the directory to store the downloaded file to

Throws:

IOException - if the specified targetDirectory does not a directory, does not exist or is not writeable

DownloadJob

public DownloadJob(URL downloadUrl,
                   File targetDirectory,
                   long size)
            throws IOException

Creates a new DownloadJob which requests the File specified through downloadUrl and stores it in the directory specified by targetDirectory.

Parameters:

downloadUrl - the url of the file to download

targetDirectory - the directory to store the downloaded file to

size - the size of the download in bytes

Throws:

IOException - if the specified targetDirectory does not a directory, does not exist or is not writeable

DownloadJob

public DownloadJob(URL downloadUrl,
                   File targetDirectory,
                   boolean podcast)
            throws IOException

Creates a new DownloadJob which requests the File specified through downloadUrl and stores it in the directory specified by targetDirectory.

Parameters:

downloadUrl - the url of the file to download

targetDirectory - the directory to store the downloaded file to

podcast - true if downloadUrl specifies a podcast; false otherwise

Throws:

IOException - if the specified targetDirectory does not a directory, does not exist or is not writeable

DownloadJob

public DownloadJob(URL downloadUrl,
                   File targetDirectory,
                   long size,
                   boolean podcast)
            throws IOException

Creates a new DownloadJob which requests the File specified through downloadUrl and stores it in the directory specified by targetDirectory.

Parameters:

downloadUrl - the url of the file to download

targetDirectory - the directory to store the downloaded file to

size - the size of the download in bytes

podcast - true if downloadUrl specifies a podcast; false otherwise

Throws:

IOException - if the specified targetDirectory does not a directory, does not exist or is not writeable

Method Detail

run

public void run(IProgressMonitor monitor)
         throws InvocationTargetException,
                InterruptedException

Starts this DownloadJob, i.e. starts the download process.

Parameters:

monitor - the IProgressMonitor to report the progress of the download operation to

Throws:

InvocationTargetException - if an error occured while performing the download process

InterruptedException - if this DownloadJob was interrupted by another IJob

See Also:

Job.getException()