org.apache.lenya.net
Class WGet

java.lang.Object
  org.apache.lenya.net.WGet

public class WGet
extends java.lang.Object

Similar to the UNIX wget

Constructor Summary

WGet()
Creates a new WGet object.

Method Summary

java.lang.String	createFileName(java.net.URL url, java.lang.String prefixSubstitute, java.lang.String substituteReplacement)
byte[]	download(java.net.URL url, java.lang.String prefixSubstitute, java.lang.String substituteReplacement)
byte[]	downloadUsingHttpClient(java.net.URL url, java.lang.String prefixSubstitute, java.lang.String substituteReplacement) DOCUMENT ME!
java.lang.String	escapeSlashes(java.lang.String string) Escape slashes
java.util.List	getLinks(java.net.URL url)
byte[]	getResource(java.net.URL url)
static void	main(java.lang.String[] args) DOCUMENT ME!
byte[]	runProcess(java.lang.String command)
void	saveToFile(java.lang.String filename, byte[] bytes)
void	setDirectoryPrefix(java.lang.String directory_prefix) -P
void	substitutePrefix(java.lang.String filename, java.lang.String prefixSubstitute, java.lang.String substituteReplacement) Substitute prefix, e.g.
java.lang.String	toString() DOCUMENT ME!

Methods inherited from class java.lang.Object

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

Constructor Detail

WGet

public WGet()

Creates a new WGet object.

Method Detail

main

public static void main(java.lang.String[] args)

DOCUMENT ME!

Parameters:

args - DOCUMENT ME!

setDirectoryPrefix

public void setDirectoryPrefix(java.lang.String directory_prefix)

-P

Parameters:

directory_prefix - DOCUMENT ME!

download

public byte[] download(java.net.URL url,
                       java.lang.String prefixSubstitute,
                       java.lang.String substituteReplacement)
                throws java.io.IOException

Parameters:

url - The url of the resource to download

prefixSubstitute - Regexp which shall be replaced

substituteReplacement - Replacement of the regexp

Returns:

bytes of downloaded resource

Throws:

java.io.IOException - URL might not exist

downloadUsingHttpClient

public byte[] downloadUsingHttpClient(java.net.URL url,
                                      java.lang.String prefixSubstitute,
                                      java.lang.String substituteReplacement)

DOCUMENT ME!

Parameters:

url - DOCUMENT ME!

prefixSubstitute - DOCUMENT ME!

Returns:

DOCUMENT ME!

getResource

public byte[] getResource(java.net.URL url)
                   throws java.io.IOException

Throws:

java.io.IOException

getLinks

public java.util.List getLinks(java.net.URL url)
                        throws java.io.IOException

Throws:

java.io.IOException

substitutePrefix

public void substitutePrefix(java.lang.String filename,
                             java.lang.String prefixSubstitute,
                             java.lang.String substituteReplacement)
                      throws java.io.IOException

Substitute prefix, e.g. "/lenya/blog/live/" by "/"

Parameters:

filename - Filename

prefixSubstitute - Prefix which shall be replaced

substituteReplacement - Prefix which is going to replace the original

Throws:

java.io.IOException - DOCUMENT ME!

escapeSlashes

public java.lang.String escapeSlashes(java.lang.String string)

Escape slashes

Returns:

String with escaped slashes

toString

public java.lang.String toString()

DOCUMENT ME!

Overrides:

toString in class java.lang.Object

Returns:

DOCUMENT ME!

saveToFile

public void saveToFile(java.lang.String filename,
                       byte[] bytes)
                throws java.io.FileNotFoundException,
                       java.io.IOException

Throws:

java.io.FileNotFoundException

java.io.IOException

createFileName

public java.lang.String createFileName(java.net.URL url,
                                       java.lang.String prefixSubstitute,
                                       java.lang.String substituteReplacement)

Parameters:

url - URL of resource, which has been downloaded and shall be saved

Returns:

Absolute substituted filename

runProcess

public byte[] runProcess(java.lang.String command)
                  throws java.lang.Exception

Throws:

java.lang.Exception