org.dspace.checker
Class SimpleDispatcher

java.lang.Object
  org.dspace.checker.SimpleDispatcher

All Implemented Interfaces:

BitstreamDispatcher

public class SimpleDispatcher
extends Object
implements BitstreamDispatcher

An implementation of the selection strategy that selects bitstreams in the order that they were last checked, looping endlessly.

Author:

Jim Downing, Grace Carpenter, Nathan Sarr

Field Summary

Fields inherited from interface org.dspace.checker.BitstreamDispatcher

SENTINEL

Constructor Summary

SimpleDispatcher(BitstreamInfoDAO bitstreamInfoDAO, Date startTime, boolean looping)
Creates a new SimpleDispatcher.

Method Summary

int	next() Selects the next candidate bitstream.

Methods inherited from class java.lang.Object

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

Constructor Detail

SimpleDispatcher

public SimpleDispatcher(BitstreamInfoDAO bitstreamInfoDAO,
                        Date startTime,
                        boolean looping)

Creates a new SimpleDispatcher.

Parameters:

startTime - timestamp for beginning of checker process

looping - indicates whether checker should loop infinitely through most_recent_checksum table

Method Detail

next

public int next()

Selects the next candidate bitstream.

Specified by:

next in interface BitstreamDispatcher

Returns:

the next bitstream id, or BitstreamDispatcher.SENTINEL if there isn't another value

See Also:

BitstreamDispatcher.next()