uk.org.ogsadai.common.rolemap
Class DecryptRoleMapperFile

java.lang.Object
  |
  +--uk.org.ogsadai.common.rolemap.DecryptRoleMapperFile

public class DecryptRoleMapperFile

extends java.lang.Object

Stand-alone utility for converting an XML file with attributes of form encryptedPassword="SOME PASSWORD" so that the values within the quotes are decrypted using a user-supplied encryption password and the encryptedPassword attribute has been renamed to password. This assumes that the XML file was created using uk.org.ogsadai.common.rolemap.EncryptRoleMapperFile.

Author:

The OGSA-DAI Project Team

Field Summary

private static java.lang.String	COPYRIGHT_NOTICE
private java.lang.String	mFilename
private java.lang.String	mPassword

Constructor Summary

DecryptRoleMapperFile(java.lang.String password, java.lang.String filename)
Initialise the class with the encryption key and file name.

Method Summary

java.lang.String	decrypt() Change all instances of an encryptedPpassword attribute in the file's contents into a password attribute, containing the decrypted version of the original value, and return a string with all the changes in place.
static void	main(java.lang.String[] args) Perform the decryption of the passwords in the file.
void	writeToFile(java.lang.String contents) Delete the current file and replace it with a new one with the given contents.

Methods inherited from class java.lang.Object

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

Field Detail

COPYRIGHT_NOTICE

private static final java.lang.String COPYRIGHT_NOTICE

See Also:

Constant Field Values

mFilename

private java.lang.String mFilename

mPassword

private java.lang.String mPassword

Constructor Detail

DecryptRoleMapperFile

public DecryptRoleMapperFile(java.lang.String password,
                             java.lang.String filename)

Initialise the class with the encryption key and file name.

Parameters:

password - The password to use as the encryption key.

filename - The path to the file.

Method Detail

main

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

Perform the decryption of the passwords in the file.

Parameters:

args - An array containin the encryption key password and the path to the file to decrypt.

Throws:

java.lang.Exception - if there's a problem decrypting the file.

writeToFile

public void writeToFile(java.lang.String contents)
                 throws java.lang.Exception

Delete the current file and replace it with a new one with the given contents.

Parameters:

contents - The new file content.

Throws:

java.lang.Exception - if there's a problem overwriting the file.

decrypt

public java.lang.String decrypt()
                         throws java.lang.Exception

Change all instances of an encryptedPpassword attribute in the file's contents into a password attribute, containing the decrypted version of the original value, and return a string with all the changes in place.

Returns:

the file's contents with the changes made.

Throws:

java.lang.Exception - if there's a problem.