mavibot/src/main/java/org/apache/directory/mavibot/btree/InMemoryNode.java [198:219]:
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    private RemoveResult<K, V> handleRootRemove( MergedWithSiblingResult<K, V> mergedResult, int pos, boolean found )
        throws IOException
    {
        RemoveResult<K, V> removeResult = null;

        // If the current node contains only one key, then the merged result will be
        // the new root. Deal with this case
        if ( nbElems == 1 )
        {
            removeResult = new RemoveResult<K, V>( mergedResult.getCopiedPages(), mergedResult.getModifiedPage(),
                mergedResult.getRemovedElement() );

            removeResult.addCopiedPage( this );
        }
        else
        {
            // Remove the element and update the reference to the changed pages
            removeResult = removeKey( mergedResult, revision, pos );
        }

        return removeResult;
    }
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mavibot/src/main/java/org/apache/directory/mavibot/btree/PersistedNode.java [233:254]:
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    private RemoveResult<K, V> handleRootRemove( MergedWithSiblingResult<K, V> mergedResult, int pos, boolean found )
        throws IOException
    {
        RemoveResult<K, V> removeResult = null;

        // If the current node contains only one key, then the merged result will be
        // the new root. Deal with this case
        if ( nbElems == 1 )
        {
            removeResult = new RemoveResult<K, V>( mergedResult.getCopiedPages(), mergedResult.getModifiedPage(),
                mergedResult.getRemovedElement() );

            removeResult.addCopiedPage( this );
        }
        else
        {
            // Remove the element and update the reference to the changed pages
            removeResult = removeKey( mergedResult, revision, pos );
        }

        return removeResult;
    }
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