org.apache.river.norm

Class NormServerBaseImpl.OurLogHandler

java.lang.Object

org.apache.river.reliableLog.LogHandler

org.apache.river.norm.NormServerBaseImpl.OurLogHandler

Enclosing class:

NormServerBaseImpl

private class NormServerBaseImpl.OurLogHandler
extends LogHandler

Implementation of LogHandler used by NormServerBaseImpl

Constructor Summary

Constructors

Modifier	Constructor and Description
private	OurLogHandler()

Method Summary

Modifier and Type	Method and Description
void	applyUpdate(Object update) Reads a stably logged update (a serializable object) from a stream.
void	recover(InputStream in) Read the snapshot from a stream.
void	snapshot(OutputStream out) Writes the snapshot to a stream.

Methods inherited from class org.apache.river.reliableLog.LogHandler

readUpdate, writeUpdate

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

OurLogHandler

private OurLogHandler()

Method Detail

snapshot

public void snapshot(OutputStream out)
              throws Exception

Description copied from class: LogHandler

Writes the snapshot to a stream. This callback is invoked when the client calls the snaphot method of ReliableLog.

Specified by:

snapshot in class LogHandler

Parameters:

out - the output stream

Throws:

Exception - can raise any exception

recover

public void recover(InputStream in)
             throws Exception

Description copied from class: LogHandler

Read the snapshot from a stream. This callback is invoked when the client calls the recover method of ReliableLog.

Specified by:

recover in class LogHandler

Parameters:

in - the input stream

Throws:

Exception - can raise any exception

applyUpdate

public void applyUpdate(Object update)
                 throws Exception

Description copied from class: LogHandler

Reads a stably logged update (a serializable object) from a stream. This callback is invoked during recovery, once for every record in the log. After reading the update, this method is invoked in order to execute the update.

Specified by:

applyUpdate in class LogHandler

Parameters:

update - the update object

Throws:

Exception - can raise any exception