svn commit: r629203 - in /hadoop/hbase/trunk: CHANGES.txt src/java/org/apache/hadoop/hbase/master/HMaster.java

[st...@apache.org]

Author: stack
Date: Tue Feb 19 11:38:37 2008
New Revision: 629203

URL: http://svn.apache.org/viewvc?rev=629203&view=rev
Log:
HBASE-79 When HBase needs to be migrated, it should display a message on
stdout, not just in the logs

Modified:
    hadoop/hbase/trunk/CHANGES.txt
    hadoop/hbase/trunk/src/java/org/apache/hadoop/hbase/master/HMaster.java

Modified: hadoop/hbase/trunk/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/hbase/trunk/CHANGES.txt?rev=629203&r1=629202&r2=629203&view=diff
==============================================================================
--- hadoop/hbase/trunk/CHANGES.txt (original)
+++ hadoop/hbase/trunk/CHANGES.txt Tue Feb 19 11:38:37 2008
@@ -57,6 +57,8 @@
    HBASE-444   hbase is very slow at determining table is not present
    HBASE-438   XMLOutputter state should be initialized.
    HBASE-414   Move client classes into client package
+   HBASE-79    When HBase needs to be migrated, it should display a message on
+               stdout, not just in the logs
    
 Branch 0.1
 

Modified: hadoop/hbase/trunk/src/java/org/apache/hadoop/hbase/master/HMaster.java
URL: http://svn.apache.org/viewvc/hadoop/hbase/trunk/src/java/org/apache/hadoop/hbase/master/HMaster.java?rev=629203&r1=629202&r2=629203&view=diff
==============================================================================
--- hadoop/hbase/trunk/src/java/org/apache/hadoop/hbase/master/HMaster.java (original)
+++ hadoop/hbase/trunk/src/java/org/apache/hadoop/hbase/master/HMaster.java Tue Feb 19 11:38:37 2008
@@ -273,8 +273,13 @@
         fs.mkdirs(rootdir);
         FSUtils.setVersion(fs, rootdir);
       } else if (!FSUtils.checkVersion(fs, rootdir)) {
-        throw new IOException("File system needs upgrade. Run " +
-          "the '${HBASE_HOME}/bin/hbase migrate' script");
+        // Output on stdout so user sees it in terminal.
+        String message = "The HBase data files stored on the FileSystem are " +
+          "from an earlier version of HBase. You need to run " +
+          "'${HBASE_HOME}/bin/hbase migrate' to bring your installation  +
+          "up-to-date.";
+        System.out.println("WARNING! " + message + " Master shutting down...");
+        throw new IOException(message);
       }
 
       if (!fs.exists(rootRegionDir)) {