From f135b7ab7672323fa176d1f403f1401758a3bd65 Mon Sep 17 00:00:00 2001
From: Gary Tully <gtully@apache.org>
Date: Thu, 19 Jul 2012 12:39:16 +0000
Subject: [PATCH] allow the sleep time to be specified to allow finer grain
 return from a wait

git-svn-id: https://svn.apache.org/repos/asf/activemq/trunk@1363314 13f79535-47bb-0310-9956-ffa450edef68
---
 .../src/test/java/org/apache/activemq/util/Wait.java | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/activemq-core/src/test/java/org/apache/activemq/util/Wait.java b/activemq-core/src/test/java/org/apache/activemq/util/Wait.java
index 7756d5e830..12b7ede333 100644
--- a/activemq-core/src/test/java/org/apache/activemq/util/Wait.java
+++ b/activemq-core/src/test/java/org/apache/activemq/util/Wait.java
@@ -18,9 +18,12 @@
 package org.apache.activemq.util;
 
 
+import java.util.concurrent.TimeUnit;
+
 public class Wait {
     
     public static final long MAX_WAIT_MILLIS = 30*1000;
+    public static final int SLEEP_MILLIS = 1000;
     
     public interface Condition {
         boolean isSatisified() throws Exception;
@@ -29,12 +32,17 @@ public class Wait {
     public static boolean waitFor(Condition condition) throws Exception {
         return waitFor(condition, MAX_WAIT_MILLIS);
     }
-    
+
     public static boolean waitFor(final Condition condition, final long duration) throws Exception {
+        return waitFor(condition, MAX_WAIT_MILLIS, SLEEP_MILLIS);
+    }
+
+    public static boolean waitFor(final Condition condition, final long duration, final int sleepMillis) throws Exception {
+
         final long expiry = System.currentTimeMillis() + duration;
         boolean conditionSatisified = condition.isSatisified();
         while (!conditionSatisified && System.currentTimeMillis() < expiry) {
-            Thread.sleep(1000);
+            TimeUnit.MILLISECONDS.sleep(sleepMillis);
             conditionSatisified = condition.isSatisified();
         }   
         return conditionSatisified;