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Posted to common-commits@hadoop.apache.org by st...@apache.org on 2007/06/27 06:50:11 UTC

svn commit: r551039 - in /lucene/hadoop/trunk/src/contrib/hbase: CHANGES.txt src/java/org/apache/hadoop/hbase/HMemcache.java src/java/org/apache/hadoop/hbase/HRegionServer.java

Author: stack
Date: Tue Jun 26 21:50:10 2007
New Revision: 551039

URL: http://svn.apache.org/viewvc?view=rev&rev=551039
Log:

HADOOP-1534. [hbase] Memcache scanner fails if start key not present
* src/contrib/hbase/src/java/org/apache/hadoop/hbase/HMemcache.java
    (findFirstRow): Change compare from startsWith -- looking for
    an 'exact' match -- to instead use compareTo and if >= 0, then
    we are at first key.
* src/contrib/hbase/src/java/org/apache/hadoop/hbase/HRegionServer.java
    Add logging of problematic directory if server won't start because
    log file exists.

Modified:
    lucene/hadoop/trunk/src/contrib/hbase/CHANGES.txt
    lucene/hadoop/trunk/src/contrib/hbase/src/java/org/apache/hadoop/hbase/HMemcache.java
    lucene/hadoop/trunk/src/contrib/hbase/src/java/org/apache/hadoop/hbase/HRegionServer.java

Modified: lucene/hadoop/trunk/src/contrib/hbase/CHANGES.txt
URL: http://svn.apache.org/viewvc/lucene/hadoop/trunk/src/contrib/hbase/CHANGES.txt?view=diff&rev=551039&r1=551038&r2=551039
==============================================================================
--- lucene/hadoop/trunk/src/contrib/hbase/CHANGES.txt (original)
+++ lucene/hadoop/trunk/src/contrib/hbase/CHANGES.txt Tue Jun 26 21:50:10 2007
@@ -38,5 +38,5 @@
  23. HADOOP-1509.  Made methods/inner classes in HRegionServer and HClient protected
      instead of private for easier extension. Also made HRegion and HRegionInfo public too.
      Added an hbase-default.xml property for specifying what HRegionInterface extension to use
-     for proxy server connection.
- 
+     for proxy server connection. 
+ 24. HADOOP-1534. [hbase] Memcache scanner fails if start key not present

Modified: lucene/hadoop/trunk/src/contrib/hbase/src/java/org/apache/hadoop/hbase/HMemcache.java
URL: http://svn.apache.org/viewvc/lucene/hadoop/trunk/src/contrib/hbase/src/java/org/apache/hadoop/hbase/HMemcache.java?view=diff&rev=551039&r1=551038&r2=551039
==============================================================================
--- lucene/hadoop/trunk/src/contrib/hbase/src/java/org/apache/hadoop/hbase/HMemcache.java (original)
+++ lucene/hadoop/trunk/src/contrib/hbase/src/java/org/apache/hadoop/hbase/HMemcache.java Tue Jun 26 21:50:10 2007
@@ -332,8 +332,8 @@
      * @return true if this is the first row
      */
     boolean findFirstRow(int i, Text firstRow) {
-      return ((firstRow.getLength() == 0)
-          || (keys[i].getRow().toString().startsWith(firstRow.toString())));
+      return firstRow.getLength() == 0 ||
+        keys[i].getRow().compareTo(firstRow) >= 0;
     }
     
     /**

Modified: lucene/hadoop/trunk/src/contrib/hbase/src/java/org/apache/hadoop/hbase/HRegionServer.java
URL: http://svn.apache.org/viewvc/lucene/hadoop/trunk/src/contrib/hbase/src/java/org/apache/hadoop/hbase/HRegionServer.java?view=diff&rev=551039&r1=551038&r2=551039
==============================================================================
--- lucene/hadoop/trunk/src/contrib/hbase/src/java/org/apache/hadoop/hbase/HRegionServer.java (original)
+++ lucene/hadoop/trunk/src/contrib/hbase/src/java/org/apache/hadoop/hbase/HRegionServer.java Tue Jun 26 21:50:10 2007
@@ -446,7 +446,7 @@
       if(fs.exists(logdir)) {
         throw new RegionServerRunningException("region server already running at " +
           this.serverInfo.getServerAddress().toString() + " because logdir " +
-          " exists");
+          logdir.toString() + " exists");
       }
       
       this.log = new HLog(fs, logdir, conf);