From 4c6d63f97589de6474d67719f6c2ca0a8368b269 Mon Sep 17 00:00:00 2001
From: Noble Paul <noble@apache.org>
Date: Thu, 21 May 2009 06:17:01 +0000
Subject: [PATCH] SOLR-935 log a warning if it fails to acquire a lock

git-svn-id: https://svn.apache.org/repos/asf/lucene/solr/trunk@776965 13f79535-47bb-0310-9956-ffa450edef68
---
 .../java/org/apache/solr/handler/dataimport/DataImporter.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/contrib/dataimporthandler/src/main/java/org/apache/solr/handler/dataimport/DataImporter.java b/contrib/dataimporthandler/src/main/java/org/apache/solr/handler/dataimport/DataImporter.java
index c891366aafd..a6eba48c10f 100644
--- a/contrib/dataimporthandler/src/main/java/org/apache/solr/handler/dataimport/DataImporter.java
+++ b/contrib/dataimporthandler/src/main/java/org/apache/solr/handler/dataimport/DataImporter.java
@@ -365,8 +365,10 @@ public class DataImporter {
       }
       return;
     }
-    if (!importLock.tryLock())
+    if (!importLock.tryLock()){
+      LOG.warn("Import command failed . another import is running");      
       return;
+    }
     try {
       Date lastModified = sw.loadIndexStartTime();
       setLastIndexTime(lastModified);