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Java > Open Source Codes > com > sleepycat > je > log > LogWritable


1 /*-
2  * See the file LICENSE for redistribution information.
3  *
4  * Copyright (c) 2002,2006 Oracle. All rights reserved.
5  *
6  * $Id: LogWritable.java,v 1.15 2006/10/30 21:14:20 bostic Exp $
7  */
8
9 package com.sleepycat.je.log;
10
11 import java.nio.ByteBuffer JavaDoc;
12
13 /**
14  * A class that implements LogWritable knows how to write itself into the JE
15  * log.
16  */
17 public interface LogWritable {
18
19     /**
20      * @return number of bytes used to store this object.
21      */
22     public int getLogSize();
23
24     /**
25      * Serialize this object into the buffer.
26      * @param logBuffer is the destination buffer
27      */
28     public void writeToLog(ByteBuffer JavaDoc logBuffer);
29 }
30
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