From e8056bca174441b6fd4ff77eacecbfa05851d33b Mon Sep 17 00:00:00 2001 From: Michael Bayne Date: Wed, 22 Oct 2003 20:26:32 +0000 Subject: [PATCH] Throw a useful exception if the parameters are invalid. git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@2828 542714f4-19e9-0310-aa3c-eee0fc999fb1 --- src/java/com/threerings/util/RandomUtil.java | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/src/java/com/threerings/util/RandomUtil.java b/src/java/com/threerings/util/RandomUtil.java index 6768112bf..eac4a3939 100644 --- a/src/java/com/threerings/util/RandomUtil.java +++ b/src/java/com/threerings/util/RandomUtil.java @@ -1,5 +1,5 @@ // -// $Id: RandomUtil.java,v 1.9 2003/06/04 00:03:58 mdb Exp $ +// $Id: RandomUtil.java,v 1.10 2003/10/22 20:26:32 mdb Exp $ package com.threerings.util; @@ -35,6 +35,10 @@ public class RandomUtil */ public static int getInt (int high, int low) { + if (high - low - 1 <= 0) { + throw new IllegalArgumentException( + "Invalid range [high=" + high + ", low=" + low + "]"); + } return low + 1 + rand.nextInt(high - low - 1); }