From: David ‘Bombe’ Roden <bombe@pterodactylus.net>
Date: Sat, 14 Jun 2008 14:12:15 +0000 (+0200)
Subject: add method to generate arbitrary-length IDs
X-Git-Url: https://git.pterodactylus.net/?a=commitdiff_plain;h=2b65da6ff17302179e481cdd7d627516308e05d8;p=jSite2.git

add method to generate arbitrary-length IDs
increase default length to 20 bytes
---

diff --git a/src/net/pterodactylus/jsite/util/IdGenerator.java b/src/net/pterodactylus/jsite/util/IdGenerator.java
index 4bcb093..a997512 100644
--- a/src/net/pterodactylus/jsite/util/IdGenerator.java
+++ b/src/net/pterodactylus/jsite/util/IdGenerator.java
@@ -28,16 +28,32 @@ import java.util.Random;
  */
 public class IdGenerator {
 
+	/** The default length of IDs (in bytes before conversion to a string). */
+	public static final int DEFAULT_LENGTH = 20;
+
 	/** The RNG used to created IDs. */
 	private static Random random = new Random();
 
 	/**
-	 * Generates a new random ID, consisting of 16 random bytes.
+	 * Generates a new random ID, consisting of {@link #DEFAULT_LENGTH} random
+	 * bytes.
 	 * 
 	 * @return The new ID
 	 */
 	public static byte[] generateId() {
-		byte[] idBytes = new byte[16];
+		return generateId(DEFAULT_LENGTH);
+	}
+
+	/**
+	 * Generates a new random ID, consisting of <code>length</code> random
+	 * bytes.
+	 * 
+	 * @param length
+	 *            The length of the ID in bytes before conversion to a string
+	 * @return The new ID
+	 */
+	public static byte[] generateId(int length) {
+		byte[] idBytes = new byte[length];
 		random.nextBytes(idBytes);
 		return idBytes;
 	}