Package net.targetr.rc.util

Class IdGen

java.lang.Object

net.targetr.rc.util.IdGen

public class IdGen
extends Object

Generates new IDs for rooms and clients.

Author:

Dr Michael Gardiner

Constructor Summary

Constructors

Constructor	Description
IdGen()	Constructs a new IdGen.

Method Summary

Modifier and Type	Method	Description
static String	createClientId()	Generates a new random client ID.
static String	createRoomId()	Generates a new random room ID.
static boolean	isValidClientId(String id)	Accepts client IDs of exactly eight ASCII letters, digits or hyphens.
static boolean	isValidRoomId(String id)	Accepts room IDs of 4 to 11 ASCII letters, digits or hyphens.

Methods inherited from class java.lang.Object

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

Constructor Details

IdGen

public IdGen()

Constructs a new IdGen.

Method Details

createClientId

public static String createClientId()

Generates a new random client ID. The ID format is XXXXXXXX where X represents a character from the allowed set.

Returns:

a new randomly generated string representing a client ID

createRoomId

public static String createRoomId()

Generates a new random room ID. The ID format is XXXX-XXXX where X represents a character from the allowed set.

Returns:

a new randomly generated string representing a room ID

isValidRoomId

public static boolean isValidRoomId(String id)

Accepts room IDs of 4 to 11 ASCII letters, digits or hyphens. Validation permits custom IDs beyond the generated XXXX-XXXX format.

Parameters:

id - the string to validate

Returns:

true if the non-null ID has an accepted length and characters

isValidClientId

public static boolean isValidClientId(String id)

Accepts client IDs of exactly eight ASCII letters, digits or hyphens.

Parameters:

id - the string to validate

Returns:

true if the non-null ID has an accepted length and characters