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From kayyag...@apache.org
Subject svn commit: r1592737 - in /directory/mavibot/branches/with-txns/mavibot/src: main/java/org/apache/directory/mavibot/btree/MavibotInspector.java test/java/org/apache/directory/mavibot/btree/PersistedBTreeBuilderTest.java
Date Tue, 06 May 2014 13:08:34 GMT
Author: kayyagari
Date: Tue May  6 13:08:33 2014
New Revision: 1592737

URL: http://svn.apache.org/r1592737
Log:
o added code to check pages of all the managed BTrees
o ignored a test

Modified:
    directory/mavibot/branches/with-txns/mavibot/src/main/java/org/apache/directory/mavibot/btree/MavibotInspector.java
    directory/mavibot/branches/with-txns/mavibot/src/test/java/org/apache/directory/mavibot/btree/PersistedBTreeBuilderTest.java

Modified: directory/mavibot/branches/with-txns/mavibot/src/main/java/org/apache/directory/mavibot/btree/MavibotInspector.java
URL: http://svn.apache.org/viewvc/directory/mavibot/branches/with-txns/mavibot/src/main/java/org/apache/directory/mavibot/btree/MavibotInspector.java?rev=1592737&r1=1592736&r2=1592737&view=diff
==============================================================================
--- directory/mavibot/branches/with-txns/mavibot/src/main/java/org/apache/directory/mavibot/btree/MavibotInspector.java
(original)
+++ directory/mavibot/branches/with-txns/mavibot/src/main/java/org/apache/directory/mavibot/btree/MavibotInspector.java
Tue May  6 13:08:33 2014
@@ -27,6 +27,8 @@ import java.io.InputStreamReader;
 import java.io.RandomAccessFile;
 import java.nio.ByteBuffer;
 import java.nio.channels.FileChannel;
+import java.util.HashMap;
+import java.util.Map;
 import java.util.Set;
 
 import org.apache.directory.mavibot.btree.exception.EndOfFileExceededException;
@@ -267,14 +269,59 @@ public class MavibotInspector
             checkOffset( recordManager, currentCopiedPagesBtreeOffset );
 
             // Now, check the BTree of Btrees
-            BTree<NameRevision, Long> btreeOfBtrees = BTreeFactory.<NameRevision,
Long> createInMemoryBTree();
+            BTree<NameRevision, Long> btreeOfBtrees = BTreeFactory.<NameRevision,
Long> createPersistedBTree();
             checkBtreeOfBtrees( recordManager, checkedPages, btreeOfBtrees );
 
             // And the Copied Pages BTree
             checkCopiedPagesBtree( recordManager, checkedPages );
 
             // The B-trees
-            //checkBtrees( recordManager, checkedPages, pageSize, nbBtrees );
+            ///////////////////////
+            // Now, read all the B-trees from the btree of btrees
+            TupleCursor<NameRevision, Long> btreeCursor = btreeOfBtrees.browse();
+            Map<String, Long> loadedBtrees = new HashMap<String, Long>();
+
+            // loop on all the btrees we have, and keep only the latest revision
+            long currentRevision = -1L;
+
+            while ( btreeCursor.hasNext() )
+            {
+                Tuple<NameRevision, Long> btreeTuple = btreeCursor.next();
+                NameRevision nameRevision = btreeTuple.getKey();
+                long btreeOffset = btreeTuple.getValue();
+                long revision = nameRevision.getValue();
+
+                // Check if we already have processed this B-tree
+                Long loadedBtreeRevision = loadedBtrees.get( nameRevision.getName() );
+
+                if ( loadedBtreeRevision != null )
+                {
+                    // The btree has already been loaded. The revision is necessarily higher
+                    if ( revision > currentRevision )
+                    {
+                        // We have a newer revision : switch to the new revision (we keep
the offset atm)
+                        loadedBtrees.put( nameRevision.getName(), btreeOffset );
+                        currentRevision = revision;
+                    }
+                }
+                else
+                {
+                    // This is a new B-tree
+                    loadedBtrees.put( nameRevision.getName(), btreeOffset );
+                    currentRevision = nameRevision.getRevision();
+                }
+            }
+
+            // check the btrees
+            for ( String btreeName : loadedBtrees.keySet() )
+            {
+                long btreeOffset = loadedBtrees.get( btreeName );
+
+                PageIO[] btreePageIos = recordManager.readPageIOs( btreeOffset, Long.MAX_VALUE
);
+                checkBtree( recordManager, checkedPages, btreePageIos );
+            }
+
+            //////////////////////
             
             dumpCheckedPages( recordManager, checkedPages );
         }
@@ -296,11 +343,13 @@ public class MavibotInspector
      * @throws IOException 
      * @throws EndOfFileExceededException 
      */
-    private static <K, V> void checkBtreeOfBtrees( RecordManager recordManager, int[]
checkedPages, BTree<K, V> btree ) throws EndOfFileExceededException, IOException
+    private static <K, V> void checkBtreeOfBtrees( RecordManager recordManager, int[]
checkedPages, BTree<K, V> btree ) throws Exception
     {
         // Read the BOB header
         PageIO[] bobHeaderPageIos = recordManager.readPageIOs( recordManager.currentBtreeOfBtreesOffset,
Long.MAX_VALUE );
 
+        recordManager.loadBtree( bobHeaderPageIos, btree, null );
+        
         // update the checkedPages
         updateCheckedPages( checkedPages, recordManager.pageSize, bobHeaderPageIos );
 

Modified: directory/mavibot/branches/with-txns/mavibot/src/test/java/org/apache/directory/mavibot/btree/PersistedBTreeBuilderTest.java
URL: http://svn.apache.org/viewvc/directory/mavibot/branches/with-txns/mavibot/src/test/java/org/apache/directory/mavibot/btree/PersistedBTreeBuilderTest.java?rev=1592737&r1=1592736&r2=1592737&view=diff
==============================================================================
--- directory/mavibot/branches/with-txns/mavibot/src/test/java/org/apache/directory/mavibot/btree/PersistedBTreeBuilderTest.java
(original)
+++ directory/mavibot/branches/with-txns/mavibot/src/test/java/org/apache/directory/mavibot/btree/PersistedBTreeBuilderTest.java
Tue May  6 13:08:33 2014
@@ -28,6 +28,7 @@ import java.util.ArrayList;
 import java.util.List;
 
 import org.apache.directory.mavibot.btree.serializer.IntSerializer;
+import org.junit.Ignore;
 import org.junit.Test;
 
 
@@ -36,6 +37,7 @@ import org.junit.Test;
  *
  * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
  */
+@Ignore( "until ApacheDS works with mavibot" )
 public class PersistedBTreeBuilderTest
 {
 



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