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LogSequenceNumber (Oracle - Berkeley DB Java API)
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com.sleepycat.db
 
Class LogSequenceNumber</H2>
<PRE>
<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html" title="class or interface in java.lang">java.lang.Object</A>
 <IMG SRC="../../../resources/inherit.gif" ALT="extended by ">com.sleepycat.db.LogSequenceNumber
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<DT><PRE>public class LogSequenceNumber<DT>extends <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A></DL>
</PRE>

The LogSequenceNumber object is a log sequence number which
specifies a unique location in a log file. A LogSequenceNumber consists
of two unsigned 32-bit integers -- one specifies the log file number,
and the other specifies the offset in the log file.

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<TD><CODE><A HREF="../../../com/sleepycat/db/LogSequenceNumber.html#LogSequenceNumber()">LogSequenceNumber</A>()</CODE>

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Construct an uninitialized LogSequenceNumber.</TD>
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<TD><CODE><A HREF="../../../com/sleepycat/db/LogSequenceNumber.html#LogSequenceNumber(int, int)">LogSequenceNumber</A>(int&nbsp;file,
 int&nbsp;offset)</CODE>

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Construct a LogSequenceNumber with the specified file and offset.</TD>
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<CODE>static&nbsp;int</CODE></TD>
<TD><CODE><A HREF="../../../com/sleepycat/db/LogSequenceNumber.html#compare(com.sleepycat.db.LogSequenceNumber, com.sleepycat.db.LogSequenceNumber)">compare</A>(<A HREF="../../../com/sleepycat/db/LogSequenceNumber.html" title="class in com.sleepycat.db">LogSequenceNumber</A>&nbsp;lsn1,
 <A HREF="../../../com/sleepycat/db/LogSequenceNumber.html" title="class in com.sleepycat.db">LogSequenceNumber</A>&nbsp;lsn2)</CODE>

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Compare two LogSequenceNumber objects.</TD>
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<CODE>&nbsp;int</CODE></TD>
<TD><CODE><A HREF="../../../com/sleepycat/db/LogSequenceNumber.html#getFile()">getFile</A>()</CODE>

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the file number component of the LogSequenceNumber.</TD>
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<CODE>&nbsp;int</CODE></TD>
<TD><CODE><A HREF="../../../com/sleepycat/db/LogSequenceNumber.html#getOffset()">getOffset</A>()</CODE>

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the file offset component of the LogSequenceNumber.</TD>
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<A NAME="LogSequenceNumber(int, int)"></A><H3>
LogSequenceNumber</H3>
<PRE>
public LogSequenceNumber(int&nbsp;file,
 int&nbsp;offset)</PRE>
<DL>
<DD>Construct a LogSequenceNumber with the specified file and offset.
 

<DL>
<DT>Parameters:<DD><CODE>file</CODE> - The log file number.
 <DD><CODE>offset</CODE> - The log file offset.</DL>
</DL>
<HR>

<A NAME="LogSequenceNumber()"></A><H3>
LogSequenceNumber</H3>
<PRE>
public LogSequenceNumber()</PRE>
<DL>
<DD>Construct an uninitialized LogSequenceNumber.

</DL>

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<A NAME="getFile()"></A><H3>
getFile</H3>
<PRE>
public int getFile()</PRE>
<DL>
<DD>Return the file number component of the LogSequenceNumber.
 

<DD><DL>

<DT>Returns:<DD>The file number component of the LogSequenceNumber.</DL>
</DD>
</DL>
<HR>

<A NAME="getOffset()"></A><H3>
getOffset</H3>
<PRE>
public int getOffset()</PRE>
<DL>
<DD>Return the file offset component of the LogSequenceNumber.
 

<DD><DL>

<DT>Returns:<DD>The file offset component of the LogSequenceNumber.</DL>
</DD>
</DL>
<HR>

<A NAME="compare(com.sleepycat.db.LogSequenceNumber, com.sleepycat.db.LogSequenceNumber)"></A><H3>
compare</H3>
<PRE>
public static int compare(<A HREF="../../../com/sleepycat/db/LogSequenceNumber.html" title="class in com.sleepycat.db">LogSequenceNumber</A>&nbsp;lsn1,
 <A HREF="../../../com/sleepycat/db/LogSequenceNumber.html" title="class in com.sleepycat.db">LogSequenceNumber</A>&nbsp;lsn2)</PRE>
<DL>
<DD>Compare two LogSequenceNumber objects.
 
 This method returns 0 if the two LogSequenceNumber objects are
 equal, 1 if lsn0 is greater than lsn1, and -1 if lsn0 is less than
 lsn1.
 

<DD><DL>
<DT>Parameters:<DD><CODE>lsn1</CODE> - The first LogSequenceNumber object to be compared.
 <DD><CODE>lsn2</CODE> - The second LogSequenceNumber object to be compared.
 
<DT>Returns:<DD>0 if the two LogSequenceNumber objects are equal, 1 if lsn1 is
 greater than lsn2, and -1 if lsn1 is less than lsn2.</DL>
</DD>
</DL>

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