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Java > Open Source Codes > com > daffodilwoods > daffodildb > server > datasystem > interfaces > _Notifier


1 package com.daffodilwoods.daffodildb.server.datasystem.interfaces;
2
3 import com.daffodilwoods.database.resource.DException;
4 public interface _Notifier {
5
6   /**
7    * Used to reAdjust the current pointers of the fileIterators.
8    * @param currentKey the current position of the file Iterator
9    * @param newKey The position to which the current pointer of the iterator is to be moved.
10    * @throws DException
11    */
12   public boolean reAdjustFirst(Object JavaDoc currentKey,Object JavaDoc newKey) throws DException;
13
14   /**
15    * Used to reAdjust the current pointers of the memory Iterator.
16    * @param currentKey The current position of the memory Iterator
17    * @param newKey The position to which the current pointer of the iterator is to be moved.
18    * @throws DException
19    */
20   public boolean reAdjustSecond(Object JavaDoc currentKey,Object JavaDoc newKey) throws DException;
21
22 }
23
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