Class DownloadURLConnection

java.lang.Object

java.net.URLConnection

org.archive.net.DownloadURLConnection

Direct Known Subclasses:

Md5URLConnection, RsyncURLConnection

public abstract class DownloadURLConnection
extends URLConnection

An URL Connection that pre-downloads URL reference before passing back a Stream reference. When closed, it removes the local download file.

Version:

$Date$, $Revision$

Author:

stack

Field Summary

Fields inherited from class java.net.URLConnection

allowUserInteraction, connected, doInput, doOutput, ifModifiedSince, url, useCaches

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	DownloadURLConnection(URL u)

Method Summary

Modifier and Type	Method	Description
void	connect()	Do script copy to local file.
protected String[]	getCommand(URL thisUrl, File downloadFile)
File	getFile()
InputStream	getInputStream()
protected String	getScript()
protected void	setFile(File f)

Methods inherited from class java.net.URLConnection

addRequestProperty, getAllowUserInteraction, getConnectTimeout, getContent, getContent, getContentEncoding, getContentLength, getContentLengthLong, getContentType, getDate, getDefaultAllowUserInteraction, getDefaultRequestProperty, getDefaultUseCaches, getDoInput, getDoOutput, getExpiration, getFileNameMap, getHeaderField, getHeaderField, getHeaderFieldDate, getHeaderFieldInt, getHeaderFieldKey, getHeaderFieldLong, getHeaderFields, getIfModifiedSince, getLastModified, getOutputStream, getPermission, getReadTimeout, getRequestProperties, getRequestProperty, getURL, getUseCaches, guessContentTypeFromName, guessContentTypeFromStream, setAllowUserInteraction, setConnectTimeout, setContentHandlerFactory, setDefaultAllowUserInteraction, setDefaultRequestProperty, setDefaultUseCaches, setDoInput, setDoOutput, setFileNameMap, setIfModifiedSince, setReadTimeout, setRequestProperty, setUseCaches, toString

Methods inherited from class java.lang.Object

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

Constructor Details

DownloadURLConnection

protected DownloadURLConnection(URL u)

Method Details

getScript

protected String getScript()

getCommand

protected String[] getCommand(URL thisUrl,
 File downloadFile)

connect

public void connect()
             throws IOException

Do script copy to local file. File is available via getFile().

Specified by:

connect in class URLConnection

Throws:

IOException

getFile

public File getFile()

setFile

protected void setFile(File f)

getInputStream

public InputStream getInputStream()
                           throws IOException

Overrides:

getInputStream in class URLConnection

Throws:

IOException