mavibot/src/main/java/org/apache/directory/mavibot/btree/InMemoryNode.java [610:658]:
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                    .getValue() );

                if ( sibling.getNbElems() > halfSize )
                {
                    // The sibling contains enough elements
                    // We can borrow the element from the sibling
                    if ( siblingPos < parentPos )
                    {
                        DeleteResult<K, V> result = borrowFromLeft( revision, mergedResult, sibling, pos );

                        return result;
                    }
                    else
                    {
                        // Borrow from the right
                        DeleteResult<K, V> result = borrowFromRight( revision, mergedResult, sibling, pos );

                        return result;
                    }
                }
                else
                {
                    // We need to merge the sibling with the current page
                    DeleteResult<K, V> result = mergeWithSibling( revision, mergedResult, sibling,
                        ( siblingPos < parentPos ), pos );

                    return result;
                }
            }
        }

        // We should never reach this point
        return null;
    }


    /**
     * The deletion in a children has moved an element from one of its sibling. The key
     * is present in the current node.
     * @param borrowedResult The result of the deletion from the children
     * @param pos The position the key was found in the current node
     * @return The result
     * @throws IOException If we have an error while trying to access the page
     */
    private RemoveResult<K, V> handleBorrowedResult( BorrowedFromSiblingResult<K, V> borrowedResult, int pos )
        throws IOException
    {
        Page<K, V> modifiedPage = borrowedResult.getModifiedPage();
        Page<K, V> modifiedSibling = borrowedResult.getModifiedSibling();
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mavibot/src/main/java/org/apache/directory/mavibot/btree/PersistedNode.java [658:706]:
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                    .getValue() );

                if ( sibling.getNbElems() > halfSize )
                {
                    // The sibling contains enough elements
                    // We can borrow the element from the sibling
                    if ( siblingPos < parentPos )
                    {
                        DeleteResult<K, V> result = borrowFromLeft( revision, mergedResult, sibling, pos );

                        return result;
                    }
                    else
                    {
                        // Borrow from the right
                        DeleteResult<K, V> result = borrowFromRight( revision, mergedResult, sibling, pos );

                        return result;
                    }
                }
                else
                {
                    // We need to merge the sibling with the current page
                    DeleteResult<K, V> result = mergeWithSibling( revision, mergedResult, sibling,
                        ( siblingPos < parentPos ), pos );

                    return result;
                }
            }
        }

        // We should never reach this point
        return null;
    }


    /**
     * The deletion in a children has moved an element from one of its sibling. The key
     * is present in the current node.
     * @param borrowedResult The result of the deletion from the children
     * @param pos The position the key was found in the current node
     * @return The result
     * @throws IOException If we have an error while trying to access the page
     */
    private RemoveResult<K, V> handleBorrowedResult( BorrowedFromSiblingResult<K, V> borrowedResult, int pos )
        throws IOException
    {
        Page<K, V> modifiedPage = borrowedResult.getModifiedPage();
        Page<K, V> modifiedSibling = borrowedResult.getModifiedSibling();
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