Get the logic right!

Author: rowleya

SpiNNaker-front-end/src/main/java/uk/ac/manchester/spinnaker/front_end/download/DataGatherer.java

@@ -308,7 +308,7 @@ private void fastDownload(List<WorkItems> work,
 					 * same way to get the data in the DB in the right order.
 					 */
 					final ByteBuffer data;
-					if (downloader != null) {
+					if (job == null) {
 						data = downloader.doDownload(
 								item.monitor, region.startAddress, region.size);
 					} else {

SpiNNaker-front-end/src/main/java/uk/ac/manchester/spinnaker/front_end/dse/FastExecuteDataSpecification.java

@@ -194,18 +194,21 @@ private void loadBoardData(Gather gather, List<RegionInfo> regionsToWrite)
 			InterruptedException {
 		FastDataIn fastDataIn = null;
 		var job = getJob();
-		if (job != null) {
+		if (job == null) {
 			fastDataIn = new FastDataIn(gather.asCoreLocation(),
 					gather.getIptag());
 		}
 
 		for (var info : regionsToWrite) {
 			var core = getBoardLocalDestination(info.core, gather);
-			if (fastDataIn != null) {
+			if (job == null) {
 				fastDataIn.fastWrite(core, info.pointer, info.content);
 			} else {
+				log.info("Starting write of {} bytes to {}",
+						info.content.remaining(), gather.asCoreLocation());
 				job.fastWriteData(gather.asCoreLocation(), gather.getIptag(),
 						core, info.pointer, info.content);
+				log.info("Completed write to {}", gather.asCoreLocation());
 			}
 		}
 		if (fastDataIn != null) {