com.hp.util.security

Class EncryptedProperties

java.lang.Object

java.util.Dictionary<K,V>

java.util.Hashtable<Object,Object>

java.util.Properties

com.hp.util.security.EncryptedProperties

All Implemented Interfaces:

Serializable, Cloneable, Map<Object,Object>

public class EncryptedProperties
extends Properties

A Properties class that can handle encrypted property values in the form of

"ENC(<encoded text>)"

. Non-encrypted values do not have the

"ENC()"

magic mark.

Author:

Liem Nguyen

See Also:

Serialized Form

Field Summary

Fields inherited from class java.util.Properties

defaults

Constructor Summary

Constructors

Constructor and Description
EncryptedProperties(String password) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
String	getProperty(String key) This also decrypts any property value that has been encrypted.
boolean	isEncrypted(String key) Check if the value with the given key is encrypted or not.
static void	main(String[] argv) A simple driver for changing the master key used for encryption (and the corresponding properties files that have encryption).
Object	setEncryptedProperty(String key, String value) Force set a property value to be encrypted.
Object	setProperty(String key, String value) This also encrypts the value of any property key that was original encrypted.

Methods inherited from class java.util.Properties

getProperty, list, list, load, load, loadFromXML, propertyNames, save, store, store, storeToXML, storeToXML, stringPropertyNames

Methods inherited from class java.util.Hashtable

clear, clone, contains, containsKey, containsValue, elements, entrySet, equals, get, hashCode, isEmpty, keys, keySet, put, putAll, rehash, remove, size, toString, values

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

EncryptedProperties

public EncryptedProperties(String password)
                    throws EncryptionException

Constructor.

Parameters:

password - password to use for encryption/decryption

Throws:

EncryptionException - something is wrong, Houston!

Method Detail

getProperty

public String getProperty(String key)

This also decrypts any property value that has been encrypted.

Overrides:

getProperty in class Properties

setProperty

public Object setProperty(String key,
                 String value)

This also encrypts the value of any property key that was original encrypted.

Overrides:

setProperty in class Properties

setEncryptedProperty

public Object setEncryptedProperty(String key,
                          String value)

Force set a property value to be encrypted.

Parameters:

key - property key

value - property value

Returns:

the previous value of the specified key in this property list, or null if it did not have one.

isEncrypted

public boolean isEncrypted(String key)

Check if the value with the given key is encrypted or not.

Parameters:

key - key with value to check

Returns:

true if encrypted, false otherwise

main

public static void main(String[] argv)
                 throws FileNotFoundException,
                        IOException

A simple driver for changing the master key used for encryption (and the corresponding properties files that have encryption). OR, simply decrypt a given properties file or encrypt a given properties.

Parameters:

argv - command arguments [newPass]

Throws:

FileNotFoundException - file location not found

IOException - file IO exception