From df1d0645989c44bc4637f00ed367bf8acae3cdfc Mon Sep 17 00:00:00 2001
From: gojomo <gojomo@daa5b2f2-a927-0410-8b2d-f5f262fa301a>
Date: Fri, 14 Jan 2011 22:07:01 +0000
Subject: [PATCH] * StoredQueue.java     protect isEmpty() like size() for
 access after backing BDB closed

---
 commons/src/main/java/org/archive/bdb/StoredQueue.java | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/commons/src/main/java/org/archive/bdb/StoredQueue.java b/commons/src/main/java/org/archive/bdb/StoredQueue.java
index d45bbb15..7a54cc2f 100644
--- a/commons/src/main/java/org/archive/bdb/StoredQueue.java
+++ b/commons/src/main/java/org/archive/bdb/StoredQueue.java
@@ -103,7 +103,11 @@ public class StoredQueue<E extends Serializable> extends AbstractQueue<E>  {
         if(peekItem!=null) {
             return false;
         }
-        return queueMap.isEmpty();
+        try {
+            return queueMap.isEmpty();
+        } catch (IllegalStateException de) {
+            return true;
+        }
     }
 
     public boolean offer(E o) {