gnu.crypto.keyring
Class Properties

java.lang.Object
  gnu.crypto.keyring.Properties

All Implemented Interfaces:

java.lang.Cloneable

public class Properties

extends java.lang.Object

implements java.lang.Cloneable

A set of (name => value) pairs used in keyring entries. Keys and values are simple strings, with the key never being empty and always treated case-insensitively.

Constructor Summary

Properties()
Creates a new properties object.

Method Summary

void	clear() Removes all properties from this object.
java.lang.Object	clone() Creates a copy of this properties object.
boolean	containsKey(java.lang.String key) Tests if this object contains a given property name.
boolean	containsValue(java.lang.String value) Tests if this object contains a given property value.
void	decode(java.io.DataInputStream in) Decodes a set of properties from the given input stream.
void	encode(java.io.DataOutputStream out) Encodes this set of properties to the given output stream.
java.lang.String	get(java.lang.String key) Returns the value mapped by the given key, or null if there is no such mapping.
java.lang.String	put(java.lang.String key, java.lang.String value) Adds a new property to this object.
java.lang.String	remove(java.lang.String key) Removes a key and its value from this object.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

Properties

public Properties()

Creates a new properties object.

Method Detail

clear

public void clear()

Removes all properties from this object.

clone

public java.lang.Object clone()

Creates a copy of this properties object.

Returns:

The copy.

containsKey

public boolean containsKey(java.lang.String key)

Tests if this object contains a given property name.

Parameters:

key - The key to test.

Returns:

True if this object contains the given key.

containsValue

public boolean containsValue(java.lang.String value)

Tests if this object contains a given property value.

Parameters:

value - The value to test.

Returns:

True if this object contains the given value.

put

public java.lang.String put(java.lang.String key,
                            java.lang.String value)

Adds a new property to this object.

Parameters:

key - The key, which can neither be null nor empty.

value - The value, which cannot be null.

Returns:

The old value mapped by the key, if any.

Throws:

java.lang.IllegalArgumentException - If either the key or value parameter is null, or if the key is empty.

get

public java.lang.String get(java.lang.String key)

Returns the value mapped by the given key, or null if there is no such mapping.

Parameters:

key -

remove

public java.lang.String remove(java.lang.String key)

Removes a key and its value from this object.

Parameters:

key - The key of the property to remove.

Returns:

The old value mapped by the key, if any.

decode

public void decode(java.io.DataInputStream in)
            throws java.io.IOException

Decodes a set of properties from the given input stream.

Parameters:

in - The input stream.

Throws:

java.io.IOException - If an I/O error occurs.

encode

public void encode(java.io.DataOutputStream out)
            throws java.io.IOException

Encodes this set of properties to the given output stream.

Parameters:

out - The output stream to encode to.

Throws:

java.io.IOException - If an I/O error occurs.

toString

public java.lang.String toString()