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LogSequenceNumber (Oracle - Berkeley DB Java API)
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com.sleepycat.db</FONT>
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Class LogSequenceNumber</H2>
<PRE>
<A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</A>
<IMG SRC="../../../resources/inherit.gif" ALT="extended by "><B>com.sleepycat.db.LogSequenceNumber</B>
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<DL>
<DT><PRE>public class <B>LogSequenceNumber</B><DT>extends <A HREF="http://java.sun.com/j2se/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A></DL>
</PRE>
<P>
The LogSequenceNumber object is a <em>log sequence number</em> 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><B><A HREF="../../../com/sleepycat/db/LogSequenceNumber.html#LogSequenceNumber()">LogSequenceNumber</A></B>()</CODE>
<BR>
Construct an uninitialized LogSequenceNumber.</TD>
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<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogSequenceNumber.html#LogSequenceNumber(int, int)">LogSequenceNumber</A></B>(int file,
int offset)</CODE>
<BR>
Construct a LogSequenceNumber with the specified file and offset.</TD>
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<CODE>static int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogSequenceNumber.html#compare(com.sleepycat.db.LogSequenceNumber, com.sleepycat.db.LogSequenceNumber)">compare</A></B>(<A HREF="../../../com/sleepycat/db/LogSequenceNumber.html" title="class in com.sleepycat.db">LogSequenceNumber</A> lsn1,
<A HREF="../../../com/sleepycat/db/LogSequenceNumber.html" title="class in com.sleepycat.db">LogSequenceNumber</A> lsn2)</CODE>
<BR>
Compare two LogSequenceNumber objects.</TD>
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<CODE> int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogSequenceNumber.html#getFile()">getFile</A></B>()</CODE>
<BR>
Return the file number component of the LogSequenceNumber.</TD>
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<CODE> int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/sleepycat/db/LogSequenceNumber.html#getOffset()">getOffset</A></B>()</CODE>
<BR>
Return the file offset component of the LogSequenceNumber.</TD>
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<A NAME="LogSequenceNumber(int, int)"><!-- --></A><H3>
LogSequenceNumber</H3>
<PRE>
public <B>LogSequenceNumber</B>(int file,
int offset)</PRE>
<DL>
<DD>Construct a LogSequenceNumber with the specified file and offset.
<p>
<P>
<DL>
<DT><B>Parameters:</B><DD><CODE>file</CODE> - The log file number.
<p><DD><CODE>offset</CODE> - The log file offset.</DL>
</DL>
<HR>
<A NAME="LogSequenceNumber()"><!-- --></A><H3>
LogSequenceNumber</H3>
<PRE>
public <B>LogSequenceNumber</B>()</PRE>
<DL>
<DD>Construct an uninitialized LogSequenceNumber.
<P>
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<A NAME="getFile()"><!-- --></A><H3>
getFile</H3>
<PRE>
public int <B>getFile</B>()</PRE>
<DL>
<DD>Return the file number component of the LogSequenceNumber.
<p>
<P>
<DD><DL>
<DT><B>Returns:</B><DD>The file number component of the LogSequenceNumber.</DL>
</DD>
</DL>
<HR>
<A NAME="getOffset()"><!-- --></A><H3>
getOffset</H3>
<PRE>
public int <B>getOffset</B>()</PRE>
<DL>
<DD>Return the file offset component of the LogSequenceNumber.
<p>
<P>
<DD><DL>
<DT><B>Returns:</B><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 <B>compare</B>(<A HREF="../../../com/sleepycat/db/LogSequenceNumber.html" title="class in com.sleepycat.db">LogSequenceNumber</A> lsn1,
<A HREF="../../../com/sleepycat/db/LogSequenceNumber.html" title="class in com.sleepycat.db">LogSequenceNumber</A> lsn2)</PRE>
<DL>
<DD>Compare two LogSequenceNumber objects.
<p>
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.
<p>
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>lsn1</CODE> - The first LogSequenceNumber object to be compared.
<p><DD><CODE>lsn2</CODE> - The second LogSequenceNumber object to be compared.
<p>
<DT><B>Returns:</B><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>
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