jwo.utils
Class SecureProperties

java.lang.Object
  java.util.Dictionary<K,V>
      java.util.Hashtable<Object,Object>
          java.util.Properties
              jwo.utils.SecureProperties

All Implemented Interfaces:

Serializable, Cloneable, Map<Object,Object>

public class SecureProperties
extends Properties

Stores an encrypted version of a properties hashtable.

Version:

2.3, 4th October, 2007

Author:

Jo Wood.

See Also:

Serialized Form

Field Summary

Fields inherited from class java.util.Properties

defaults

Constructor Summary

SecureProperties()
Creates an empty and unencrypted property list with no default values.

SecureProperties(byte key)
Creates an empty property list with no default values.

SecureProperties(Properties defaults)
Creates an empty and unencrypted property list with the specified defaults.

SecureProperties(Properties defaults, byte key)
Creates an empty property list with the specified defaults and key.

Method Summary

void	load(InputStream inStream) Reads a property list (key and element pairs) from the input stream.
void	store(OutputStream out, String header) Writes this property list (key and element pairs) in this Properties table to the output stream in a format suitable for loading into a Properties table using the load method.

Methods inherited from class java.util.Properties

getProperty, getProperty, list, list, loadFromXML, propertyNames, save, setProperty, storeToXML, storeToXML

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

SecureProperties

public SecureProperties()

Creates an empty and unencrypted property list with no default values.

SecureProperties

public SecureProperties(byte key)

Creates an empty property list with no default values.

Parameters:

key - Key for encryption.

SecureProperties

public SecureProperties(Properties defaults)

Creates an empty and unencrypted property list with the specified defaults.

Parameters:

defaults - Default properties.

SecureProperties

public SecureProperties(Properties defaults,
                        byte key)

Creates an empty property list with the specified defaults and key.

Parameters:

defaults - Default properties.

key - Key used to create encryption.

Method Detail

store

public void store(OutputStream out,
                  String header)

Writes this property list (key and element pairs) in this Properties table to the output stream in a format suitable for loading into a Properties table using the load method.

Overrides:

store in class Properties

Parameters:

out - an output stream.

header - a description of the property list.

load

public void load(InputStream inStream)

Reads a property list (key and element pairs) from the input stream. The stream is assumed to be using the ISO 8859-1 character encoding.

Overrides:

load in class Properties

Parameters:

inStream - Input stream containing property list.