org.mpisws.p2p.transport.peerreview
Class SecureHistoryImpl

java.lang.Object
  org.mpisws.p2p.transport.peerreview.SecureHistoryImpl

All Implemented Interfaces:

SecureHistory

public class SecureHistoryImpl
extends java.lang.Object
implements SecureHistory

The following class implements PeerReview's log. A log entry consists of a sequence number, a type, and a string of bytes. On disk, the log is stored as two files: An index file and a data file.

Author:

Jeff Hoye, Andreas Haeberlen

Constructor Summary

SecureHistoryImpl(java.lang.String baseFileName, boolean readOnly, Logger logger)

Method Summary

long	getBaseSeq()
long	getLastSeq()
int	getNumEntries()
void	reset(long baseSeq, Hash nodeHash)

Methods inherited from class java.lang.Object

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

Constructor Detail

SecureHistoryImpl

public SecureHistoryImpl(java.lang.String baseFileName,
                         boolean readOnly,
                         Logger logger)
                  throws java.io.FileNotFoundException

Throws:

java.io.FileNotFoundException

Method Detail

reset

public void reset(long baseSeq,
                  Hash nodeHash)
           throws java.io.IOException

Throws:

java.io.IOException

getBaseSeq

public long getBaseSeq()

Specified by:

getBaseSeq in interface SecureHistory

getLastSeq

public long getLastSeq()

Specified by:

getLastSeq in interface SecureHistory

getNumEntries

public int getNumEntries()

Specified by:

getNumEntries in interface SecureHistory