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package org.openslx.imagemaster.serverconnection;
import java.io.IOException;
import java.util.Iterator;
import java.util.List;
import java.util.Timer;
import java.util.TimerTask;
import org.apache.log4j.Logger;
import org.openslx.imagemaster.crcchecker.CRCChecker;
/**
* Class to schedule crc checks.
*/
public class CRCScheduler extends TimerTask
{
private static Logger log = Logger.getLogger( CRCScheduler.class );
@Override
public void run()
{
log.debug( "Starting checks..." );
List<UploadingImage> list = ImageProcessor.getImagesToCheck();
log.debug(list);
Iterator<UploadingImage> iter = list.iterator();
while ( iter.hasNext() ) {
UploadingImage image = iter.next();
log.debug( "Checking blocks of " + image.getDbImage().imageName );
CRCChecker crcChecker = new CRCChecker( image.getImageFile(), image.getCrcFile() );
log.debug( "CRCFile is valid: " + crcChecker.hasValidCrcFile() );
for ( int block = 0; block < image.getNumberOfBlocks(); block++ ) {
if ( image.needsCheck( block ) ) {
try {
if ( crcChecker.checkBlock( block ) ) {
image.setValid( block );
log.debug( block + " was valid" );
} else {
image.setNeedsRequest( block );
log.debug( block + " was NOT valid" );
}
} catch ( IOException e ) {
// TODO: Handle that crc file or image file could not be read.
log.debug( "error" );
}
}
}
image.updateDb();
}
log.debug( "... done" );
}
public static void startScheduling()
{
Timer timer = new Timer( "CRCScheduler" );
// start now and fire every 60 s
timer.schedule( new CRCScheduler(), 0, 60000L );
}
}
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